CN201729594U - Bridge crane trolley safety monitoring device - Google Patents
Bridge crane trolley safety monitoring device Download PDFInfo
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- CN201729594U CN201729594U CN2010202487160U CN201020248716U CN201729594U CN 201729594 U CN201729594 U CN 201729594U CN 2010202487160 U CN2010202487160 U CN 2010202487160U CN 201020248716 U CN201020248716 U CN 201020248716U CN 201729594 U CN201729594 U CN 201729594U
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 9
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Abstract
A bridge crane trolley safety monitoring device comprises a master controller, an encoder, a main hook weight sensor and an auxiliary hook weight sensor, wherein the encoder is used for converting position information of a main hook, an auxiliary hook, a small trolley and a large trolley into pulse number, pulse frequency corresponds to motion speed of the main hook, the auxiliary hook, the small trolley and the large trolley, a pulse signal output end of the encoder is connected with a logic device and connected onto the master controller, the logic device is accessed by level signals of corresponding trolley operation signals, the main hook and the auxiliary hook sensors are connected with the master controller through an analog channel, and the master controller displays acquired parameter information on a liquid crystal display, stores the information into a storage, and transmits the parameter information to a remote server monitoring center through a wireless connecting module. The master controller compares the acquired parameter information with preset parameters, and controls an output module to output corresponding information to a crane trolley in case of abnormal detection parameters.
Description
Technical field
The utility model relates to a kind of embedded-type security control monitor unit, particularly a kind of safety monitoring device of bridge type crane trolley.
Background technology
Crane trolley is to be used for slinging article and make the weight-lifting equipment of article parallel motion in short range, is widely used in the industrial and mining enterprises.It impels production process mechanization to play an important role for alleviating labor strength, enhancing productivity, and is one of indispensable instrument in the modern production.But crane trolley belongs to dangerous bigger special equipment, and the accident occurrence frequency is higher.Annual both at home and abroad all because of weight-lifting equipment, hoisting operation cause a large amount of property damagees and personal injury accident, according to statistics, lifting injury accident death toll occupies first of all kinds of mechanical industrial injury death by accident numbers in the whole nation.In China, along with increasing of elevator machinery usage quantity, the ratio that the lifting injury accident accounts for whole industrial enterprises casualty accident also is the trend that rises year by year, reaches about 15% in recent years.
Add up according to pertinent data, the elevator machinery that damages accident mainly concentrates on 4 kind equipments such as bridge (door) formula hoisting crane, runabout crane, elevator and tower crane, the casualty accident that causes is near 80% of this type of total number of accident, particularly overhead and gantry cranes and runabout crane, the frequency that has an accident is the highest, accounts for 49% of whole lifting casualty accidents.From the industry angle, the lifting injury accident mainly concentrates on building, metallurgy, machinery and communications and transportation four major trades, and this mainly is that the weight-lifting equipment quantity that is had by this four major trades is many, work-hours is long,, the working environment complexity.At present the crane trolley control monitor unit is used some mechanical type limiting devices more, because the prolongation of period of service, it is very unstable that the mechanical type limiting device can become, and can not accurately play limit function, think that the safety of driving brings certain hidden danger.
Summary of the invention
For safety problem and the moving operation personnel that solve existing crane trolley existence can not understand the problem that state is made in the current line turner at any time, the utility model provides a kind of safety monitoring device of bridge type crane trolley, this device can not only play limit for tonnage, position-limiting action, and can show all working parameter of current driving in real time, so that the moving operation personnel understand the mode of operation of current driving in real time.
The technical solution of the utility model:
Safety monitoring device of bridge type crane trolley, it is characterized in that: comprise master controller, coder, main hook weight sensor, auxiliary hook weight sensor, be connected with control output module, keyboard array, Liquid Crystal Display (LCD), memory device, wireless connections module on the described master controller;
Described coder is installed in respectively on the motor of driving main hook, driving auxiliary hook, driving dolly and driving cart, be used for the location information of main hook, auxiliary hook, dolly and cart is converted into pulse number the kinematic velocity of the also corresponding main hook of frequency, auxiliary hook, dolly and the cart of described pulse simultaneously; The pulse signal output end of described coder is connected with logical device, be connected on the master controller, described logical device inserts the level signal of corresponding driving operation signal, and described logical device sends to master controller with the step-by-step counting machine impulse rate result who calculates;
Described main hook, auxiliary hook sensor are connected with master controller by analog channel, and described analog channel sends to master controller with the parameter that collects through the AD conversion;
Described master controller is presented at the parameter information that collects on the Liquid Crystal Display (LCD), and stores in the memory device, by the wireless connections module parameter information is sent to the server monitoring center of far-end simultaneously; Described master controller compares parameter information that collects and the parameter that pre-sets, and when " unusually " appears in detected parameters, gives crane trolley by control output module output corresponding information.
Further, described master controller is an embedded controller.
Further, described control output module is made up of optocoupler array and output switch.
Further, described moving operation signal has the positive rotaring signal of main hook, main hook reverse signal, main hook gear actuating signal, the positive rotaring signal of auxiliary hook, auxiliary hook reverse signal, auxiliary hook gear actuating signal, cart reverse signal, the positive rotaring signal of cart, dolly reverse signal, the positive rotaring signal of dolly.
The beneficial effects of the utility model are: 1, realized crane trolley population parameter real-time monitoring and control and can limit with limit about the main hook gravimetric value that pre-sets, main hook height value, auxiliary hook gravimetric value, width of cloth hook height value, dolly position and front and back, cart position comparing, when the Information Monitoring value surpasses the value that pre-sets, device output switch controlling quantity is to avoid the generation of safety misadventure; 2, can set the parameter of main hook, auxiliary hook, dolly position, cart position by control terminal with human-computer interaction interface; 3, control monitor unit adopts embedded controller, makes that this type product structure is simple, cost is low, is suitable for the tower machine of various models, is beneficial to popularization.
Description of drawings
Fig. 1 is a structure principle chart of the present utility model.
The specific embodiment
With reference to Fig. 1, safety monitoring device of bridge type crane trolley, comprise master controller 8, coder 1, main hook weight sensor 3, auxiliary hook weight sensor 4, be connected with control output module 9, keyboard array 10, Liquid Crystal Display (LCD) 11, memory device 12, wireless connections module 13 on the described master controller 8;
Described coder 1 is installed in respectively on the motor of driving main hook, driving auxiliary hook, driving dolly and driving cart, be used for the location information of main hook, auxiliary hook, dolly and cart is converted into pulse number the kinematic velocity of the also corresponding main hook of frequency, auxiliary hook, dolly and the cart of described pulse simultaneously; The pulse signal output end of described coder 1 is connected with logical device 7, be connected on the master controller 8, described logical device 7 inserts the level signal 2 of corresponding driving operation signal, and described logical device 7 sends to master controller 8 with the step-by-step counting machine impulse rate result who calculates;
Described main hook sensor 3, auxiliary hook sensor 4 are connected with master controller 8 by analog channel 5, and described analog channel 5 sends to master controller 8 with the parameter that collects through AD conversion 6;
Described master controller 8 is presented at the parameter information that collects on the Liquid Crystal Display (LCD) 11, and stores in the memory device 12, by wireless connections module 13 parameter information is sent to the server monitoring center of far-end simultaneously; Described master controller 8 compares parameter information that collects and the parameter that pre-sets, and when " unusually " appears in detected parameters, gives crane trolley by control output module 9 output corresponding informations.
Described master controller 8 is embedded controllers.
Described control output module 9 is made up of optocoupler array and output switch.
Described moving operation signal has the positive rotaring signal of main hook, main hook reverse signal, main hook gear actuating signal, the positive rotaring signal of auxiliary hook, auxiliary hook reverse signal, auxiliary hook gear actuating signal, cart reverse signal, the positive rotaring signal of cart, dolly reverse signal, the positive rotaring signal of dolly.
In the present embodiment since speed, position probing to as if main hook, auxiliary hook, dolly, cart, so use 4 photoelectric encoders 1 in the system, described coder 1 adopts 12 bit resolutions; Described logical device 7 adopts the MAX7000 family chip of Alter company; Described master controller 8 adopts the ATMega64 chip of atmel corp; Described main hook weight 3 and auxiliary hook weight 4 adopt the strain bridge type magnetic sensor, the output analog signal range is 0～20mV, described analog signal is picked up by analog channel 5, after the filtering, be sent to master controller 8 through AD conversion 6, described analog channel 5 is based on the AD620 family chip, master controller 5 obtains weight by logical device 7 and AD converter part 6, the position, signals such as speed, when master controller 5 detects signal appearance ' unusually ', master controller 5 is by output switch output controlling quantity, for improving system's obstacle overcome ability, the output switching value is by photoelectric coupler isolation, and described photoelectrical coupler adopts TLP521 series; For the school claims system parameter and the ALM value is set, adopt 4x6 keyboard array 10, described keyboard array 10 adopts the CH451 control chip, and described CH451 chip and master controller 8 adopt mode connected in series; Liquid Crystal Display (LCD) 11 adopts 320x240 resolution module, and the liquid crystal module controller chip adopts RA8803; System storage 12 adopts the SD card memory, and the maximum 1G memory capacity of supporting of system can be stored 10 months driving job record; For realizing remote monitor and control driving mode of operation, described wireless connections modular system adopts the wireless connections of RTL8019 and wireless bridge composition, and described RTL8019 is connected with master controller.
The described content of this specification sheets embodiment only is enumerating the way of realization of utility model design; protection domain of the present utility model should not be regarded as only limiting to the concrete form that embodiment states, protection domain of the present utility model also reach in those skilled in the art according to the utility model design the equivalent technologies means that can expect.
Claims (4)
1. safety monitoring device of bridge type crane trolley, it is characterized in that: comprise master controller, coder, main hook weight sensor, auxiliary hook weight sensor, be connected with control output module, keyboard array, Liquid Crystal Display (LCD), memory device, wireless connections module on the described master controller;
Described coder is installed in respectively on the motor of driving main hook, driving auxiliary hook, driving dolly and driving cart, be used for the location information of main hook, auxiliary hook, dolly and cart is converted into pulse number the kinematic velocity of the also corresponding main hook of frequency, auxiliary hook, dolly and the cart of described pulse simultaneously; The pulse signal output end of described coder is connected with logical device, be connected on the master controller, described logical device inserts the level signal of corresponding driving operation signal, and described logical device sends to master controller with the step-by-step counting machine impulse rate result who calculates;
Described main hook, auxiliary hook sensor are connected with master controller by analog channel, and described analog channel sends to master controller with the parameter that collects through the AD conversion;
Described master controller is presented at the parameter information that collects on the Liquid Crystal Display (LCD), and stores in the memory device, by the wireless connections module parameter information is sent to the server monitoring center of far-end simultaneously; Described master controller compares parameter information that collects and the parameter that pre-sets, and when " unusually " appears in detected parameters, gives crane trolley by control output module output corresponding information.
2. safety monitoring device of bridge type crane trolley according to claim 1 is characterized in that: described master controller is an embedded controller.
3. safety monitoring device of bridge type crane trolley according to claim 1 and 2 is characterized in that: described control output module is made up of optocoupler array and output switch.
4. safety monitoring device of bridge type crane trolley according to claim 3 is characterized in that: described moving operation signal has the positive rotaring signal of main hook, main hook reverse signal, main hook gear actuating signal, the positive rotaring signal of auxiliary hook, auxiliary hook reverse signal, auxiliary hook gear actuating signal, cart reverse signal, the positive rotaring signal of cart, dolly reverse signal, the positive rotaring signal of dolly.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010202487160U CN201729594U (en) | 2010-07-06 | 2010-07-06 | Bridge crane trolley safety monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010202487160U CN201729594U (en) | 2010-07-06 | 2010-07-06 | Bridge crane trolley safety monitoring device |
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| CN201729594U true CN201729594U (en) | 2011-02-02 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101891118A (en) * | 2010-07-06 | 2010-11-24 | 浙江工业大学 | Safety monitoring device of bridge type crane trolley |
| CN102633191A (en) * | 2012-04-17 | 2012-08-15 | 河南高翔电器有限公司 | Distributed crane detection and control system |
| CN102826456A (en) * | 2012-08-24 | 2012-12-19 | 中国长江三峡集团公司 | Space positioning and intelligent anticollision system using encoders for large-scale construction equipment |
| CN103121623A (en) * | 2012-12-31 | 2013-05-29 | 武汉英思工程科技有限公司 | Single cyclic processing method of concrete cable crane |
| CN103332598A (en) * | 2013-07-16 | 2013-10-02 | 莱芜钢铁集团有限公司 | Driving target positioning system |
| CN110436351A (en) * | 2019-07-29 | 2019-11-12 | 新疆中泰矿冶有限公司 | Bridge crane automatic control device |
-
2010
- 2010-07-06 CN CN2010202487160U patent/CN201729594U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101891118A (en) * | 2010-07-06 | 2010-11-24 | 浙江工业大学 | Safety monitoring device of bridge type crane trolley |
| CN102633191A (en) * | 2012-04-17 | 2012-08-15 | 河南高翔电器有限公司 | Distributed crane detection and control system |
| CN102826456A (en) * | 2012-08-24 | 2012-12-19 | 中国长江三峡集团公司 | Space positioning and intelligent anticollision system using encoders for large-scale construction equipment |
| CN102826456B (en) * | 2012-08-24 | 2016-01-20 | 中国长江三峡集团公司 | Heavy construction equipment encoder spatial location, Intelligent collision avoidance system |
| CN103121623A (en) * | 2012-12-31 | 2013-05-29 | 武汉英思工程科技有限公司 | Single cyclic processing method of concrete cable crane |
| CN103121623B (en) * | 2012-12-31 | 2015-01-21 | 武汉英思工程科技股份有限公司 | Single cyclic processing method of concrete cable crane |
| CN103332598A (en) * | 2013-07-16 | 2013-10-02 | 莱芜钢铁集团有限公司 | Driving target positioning system |
| CN110436351A (en) * | 2019-07-29 | 2019-11-12 | 新疆中泰矿冶有限公司 | Bridge crane automatic control device |
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Granted publication date: 20110202 Termination date: 20130706 |