CN202748853U - Digital lifting capacity measurement and control recorder - Google Patents
Digital lifting capacity measurement and control recorder Download PDFInfo
- Publication number
- CN202748853U CN202748853U CN 201220167489 CN201220167489U CN202748853U CN 202748853 U CN202748853 U CN 202748853U CN 201220167489 CN201220167489 CN 201220167489 CN 201220167489 U CN201220167489 U CN 201220167489U CN 202748853 U CN202748853 U CN 202748853U
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Abstract
The utility model discloses a digital lifting capacity measurement and control recorder. The digital lifting capacity measurement and control recorder comprises a force measuring sensor digital conversion module, a keyboard and display module, an acousto-optic alarm and control output module, a data storage module, a USB (universal serial bus) data downloading module and a central processing unit, wherein all the modules take the central processing unit as a core and are connected with the central processing unit. The force measuring sensor is built inside for signal acquisition, digital filtering, precision correction and long-distance transmission and driving, thereby greatly reducing the electrical interference to a signal in a transmission process and improving the accuracy and the reliability of equipment; each sensor has own ID (identity), thereby facilitating state analysis and multi-sensor networking; and the digital lifting capacity measurement and control recorder has functions of storing and extracting various parameters of the lifting state of a crane and provides very powerful original analysis data for an equipment supervising department for lifetime prediction, safety assessment, risk assessment, emergency rescue, accident analysis and the like of lifting equipment.
Description
Technical field
The utility model relates to a kind of electronic recording equipment, specifically a kind of lifting capacity observing and controlling registering instrument.
Background technology
Crane load lifting limiter in the market, mainly be by the leading sensor amplifier, after the millivolt signal that is installed in crane force-detecting position lower sensor output amplified 100 ~ 200 times, send again the acquisition and processing that control instrument carries out voltage signal to, then signal and standard signal after will processing compare, when the signal that gathers during by a certain percentage greater than standard signal, control instrument is just exported the overload lifting operation that one group of passive switch amount signal is used for the control crane, thereby stops the overload operation of crane.
Mainly there is the shortcoming of three aspects: in this load lifting limiter, one, force cell signal after the amplification has the signal transmission of a very long segment distance usually to control instrument, add that this voltage signal line all is and other signal wires and the common cabling of power line usually, various like this interference just can be pierced in this voltage signal, thereby so that the stability of this device and precision be difficult to be improved, some device even because signal disturbs can't work; Its two, when broken string occurs in signal transmission line, if the unsettled voltage of this signal in the normal signal voltage range, just can cause this device to lose overload protection function, even can lead to the emphasis security incident; At last, this device does not possess record, statistics, storage and the export function of operational data, in case the accident that generation causes owing to overload, supervisor and accident investigation department will have no data available.
The utility model content
Technical problem to be solved in the utility model provides a kind of precision and the high lifting capacity observing and controlling registering instrument of reliability, and it has not only improved the security of hoisting device, also has data recording function.
A kind of digital lifting capacity observing and controlling registering instrument described in the utility model, it comprises force cell digitizing modular converter, keyboard and display module, sound and light alarm and control output module, data memory module, usb data download module and central processing unit, described force cell digitizing modular converter, keyboard and display module, sound and light alarm and control output module, data memory module, the usb data download module is take central processing unit as core, force cell digitizing modular converter, keyboard and display module, sound and light alarm and control output module, data memory module, the usb data download module is connected with central processing unit respectively, and force cell digitizing modular converter is connected with force cell.
Described force cell digitizing modular converter mainly has no chance wave filter, observing and controlling registering instrument, A/D converter, CPU, RS485 interface and holding circuit by the RCL type and forms; described force cell successively through the RCL type have no chance wave filter, A/D converter is connected to CPU; the A/D converter another port connects force cell; CPU also links to each other with filtering circuit with RS485 interface and power supply voltage stabilizing; the RS485 interface also connects holding circuit, observing and controlling registering instrument and power supply voltage stabilizing and filtering circuit successively, and the power supply voltage stabilizing also links to each other with A/D converter with filtering circuit.
Described sound and light alarm and control output module comprise some alarm lamps, control output sub-module and driving isolation submodule, described alarm lamp and be connected output sub-module and pass through respectively the driving isolation submodule and be connected with the central processing unit output terminal.
The beneficial effects of the utility model:
1, the utility model has adopted the built-in signals collecting of force cell, digital filtering, precision correction and the transmission of long line to drive, thereby greatly reduces signal by the various electrical Interference in the long line transport process, has improved precision and the reliability of equipment.Each sensor has ID numbering separately, is convenient to so very much the networking of state analysis and the multisensor of each sensor on the bus.
2, have and use black box and USB hot plug extractive technique to come storage and abstraction function to the various parameters of crane lifting state, the equipment supervision department of allowing is the life prediction of hoisting device, man-rate, risk assessment, emergency repair, crash analysis etc. provide very strong original analysis data.
Description of drawings
Fig. 1 is module frame chart of the present utility model,
Fig. 2 is the block diagram of force cell digitizing modular converter,
Fig. 3 is sound and light alarm and control output module block diagram.
Embodiment
Such as Fig. 1, a kind of digital lifting capacity observing and controlling registering instrument of the present utility model, comprise force cell digitizing modular converter, keyboard and display module, sound and light alarm and control output module, data memory module, usb data download module and central processing unit, each equipment is connected take central processing unit as core and with it, and each module is specially:
1; force cell digitizing modular converter (Fig. 2): this module mainly has no chance wave filter by the RCL type by described force cell digitizing modular converter; the observing and controlling registering instrument; A/D converter; CPU; RS485 interface and holding circuit form; described force cell has no chance wave filter through the RCL type successively; A/D converter is connected to CPU; the A/D converter another port connects force cell; CPU also links to each other with filtering circuit with RS485 interface and power supply voltage stabilizing; the RS485 interface also connects holding circuit successively; observing and controlling registering instrument and power supply voltage stabilizing and filtering circuit, the power supply voltage stabilizing also links to each other with A/D converter with filtering circuit.
2, keyboard and display module: 45 * 5mm buttons of keyboard sampling form, and indirectly are connected CPU with central processing unit by buffer circuit) input end connect, for inputting various key assignments; 4 16 segment numeral pipes of display module sampling are connected CPU by the mode of dynamic scan with central processing unit) output terminal connects, and is used for the various information of display system.
3, sound and light alarm is connected Fig. 3 with the control output module): 1 yellow rotation alarm lamp of sound and light alarm sampling with is connected a red rotation alarm lamp and is connected CPU with central processing unit by the driving isolation submodule) output terminal connects, yellow rotation alarm lamp is mainly used in showing various pre-alarm signals, and red rotation alarm lamp is mainly used in showing various alerting signals; The control output sub-module also is to be connected CPU with central processing unit by the driving isolation submodule) output terminal connects, and is mainly used in suppressing the overload crane operation.
4, data memory module: this module adopts
The mode of bus and central processing unit (CPU) carry out the exchange of data message, are used for the record crane about the various data of lifting capacity aspect, and memory capacity can reach 1000 lifting capacity information.The principle of sampling first in first out is deleted and record when capacity is saturated.
5, usb data download module: this module is mainly used in the extraction of the record data in the data memory module.Extracting mode sampling USB communication modes can be selected the movable storage device such as USB flash disk and USB interface hard disk and so on, selects the mode of download command to extract valid data in the storer by button.
6, central processing unit (CPU): this module is center module of the present utility model, is responsible for carrying out exchanges data according to certain communication modes and agreement between each peripheral module.
Advantage of the present utility model:
(1) collection of sensor signal, filtering operation, precision correction and digital signal long-distance transmissions are driven all concentrate on sensor body inside and finish, every sensor has ID numbering separately, thereby is convenient to networking and record.
(2) use USB hot-plug interface technology, all lifting capacity service datas in crane a period of time scope are extracted.Extract the path according to: the USB storage applying unit organization mechanism code crane code clerk data extraction time year-moon-Ri, be stored under the root directory of USB storage.
(3) have crane in a period of time, the lifting capacity running status is carried out " black box " function of automatic Memory.The record content is table 1:
Table 1
| Sequence number | Date | Time | Number percent | Weight | Duration |
| XXXX | XXXX-XX-XX | XX-XX-XX | XX.X% | XXXXt | XX-XX-XX |
The concrete application approach of the utility model is a lot; the above only is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvement, these improvement also should be considered as protection domain of the present utility model.
Claims (4)
1. digital lifting capacity observing and controlling registering instrument, it is characterized in that comprising force cell digitizing modular converter, keyboard and display module, sound and light alarm and control output module, data memory module, usb data download module and central processing unit, described force cell digitizing modular converter, keyboard and display module, sound and light alarm and control output module, data memory module, the usb data download module is take central processing unit as core, force cell digitizing modular converter, keyboard and display module, sound and light alarm and control output module, data memory module, the usb data download module is connected with central processing unit respectively, and force cell digitizing modular converter is connected with force cell.
2. digital lifting capacity observing and controlling registering instrument according to claim 1; it is characterized in that; described force cell digitizing modular converter comprises that the RCL type has no chance wave filter; the observing and controlling registering instrument; A/D converter; CPU; RS485 interface and holding circuit; described force cell has no chance wave filter through the RCL type successively; A/D converter is connected to CPU; the A/D converter another port connects force cell; CPU also links to each other with filtering circuit with RS485 interface and power supply voltage stabilizing; the RS485 interface also connects holding circuit successively; observing and controlling registering instrument and power supply voltage stabilizing and filtering circuit, the power supply voltage stabilizing also links to each other with A/D converter with filtering circuit.
3. digital lifting capacity observing and controlling registering instrument according to claim 2 is characterized in that, described holding circuit is antistatic, surge and pulse train holding circuit.
4. digital lifting capacity observing and controlling registering instrument according to claim 1 and 2, it is characterized in that, sound and light alarm and control output module comprise some alarm lamps, control output sub-module and driving isolation submodule, described alarm lamp and be connected output sub-module and pass through respectively the driving isolation submodule and be connected with the central processing unit output terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220167489 CN202748853U (en) | 2012-04-19 | 2012-04-19 | Digital lifting capacity measurement and control recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220167489 CN202748853U (en) | 2012-04-19 | 2012-04-19 | Digital lifting capacity measurement and control recorder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202748853U true CN202748853U (en) | 2013-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220167489 Expired - Fee Related CN202748853U (en) | 2012-04-19 | 2012-04-19 | Digital lifting capacity measurement and control recorder |
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| Country | Link |
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| CN (1) | CN202748853U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102633188A (en) * | 2012-04-19 | 2012-08-15 | 宜兴市三维电气制造有限公司 | Digital type lifting weight measurement-control recorder |
-
2012
- 2012-04-19 CN CN 201220167489 patent/CN202748853U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102633188A (en) * | 2012-04-19 | 2012-08-15 | 宜兴市三维电气制造有限公司 | Digital type lifting weight measurement-control recorder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Jiang Xiaodong Inventor after: Zhang Hong Inventor after: Zhang Yiping Inventor after: Chen Zengyu Inventor after: Wang Ping Inventor before: Jiang Xiaodong Inventor before: Zhang Hong Inventor before: Zhang Yiping Inventor before: Han Hongxiang |
|
| COR | Change of bibliographic data | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20160419 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |