CN103922228B - Crane job collision avoidance system - Google Patents
Crane job collision avoidance system Download PDFInfo
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- CN103922228B CN103922228B CN201410175019.XA CN201410175019A CN103922228B CN 103922228 B CN103922228 B CN 103922228B CN 201410175019 A CN201410175019 A CN 201410175019A CN 103922228 B CN103922228 B CN 103922228B
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Abstract
The invention discloses a kind of crane job collision avoidance system, belong to hoisting crane automatic control technology field.Crane job collision avoidance system of the present invention, it is characterized in that, comprise controller (1), alarm module (2), power module (3), ultrasonic distance measuring module (4), infra-ray sensing module (5), display module (6), shutdown control module (7); Described controller (1) is electrical connected with described alarm module (2), described ultrasonic distance measuring module (4), described infra-ray sensing module (5), described display module (6), shutdown control module (7) respectively.The present invention compared with prior art has can to realize in working scene Based Intelligent Control between hoisting crane, fundamentally stop the features such as collision case generation.
Description
Technical field
The invention belongs to hoisting crane automatic control technology field, in particular, belong to a kind of crane job collision avoidance system.
Background technology
In prior art, crane in bridge type and transfer crane are generally used in the environment such as goods yard and factory building, usually have some crane in bridge type or transfer crane to work on a track in its site work environment, the platform crane in bridge type on same track or transfer crane should keep rational trouble free service distance each other usually simultaneously.Operation driver on each crane in bridge type or transfer crane, its usual hig diligence are by the operation element of hoisting object, and the trouble free service distance between general easy ignorance adjacent cranes, so just cause platform crane in bridge type on same track or transfer crane and to happen occasionally each other the accident of collision.In order to solve the collision case between hoisting crane or the collision case between hoisting crane and track termination in prior art, platform crane in bridge type or transfer crane all will install collision avoidance system usually, these collision avoidance systems are all mechanical structure form usually, impulsive force when colliding between hoisting crane can only be alleviated, can not fundamentally solving collision problem.How to avoid the collision problem between hoisting crane, be a great problem of restriction the art always.
Summary of the invention
The present invention, in order to effectively solve above technical matters, gives a kind of crane job collision avoidance system.
A kind of crane job collision avoidance system of the present invention, is characterized in that, comprises controller, alarm module, power module, ultrasonic distance measuring module, infra-ray sensing module, display module, shutdown control module; Wherein:
Described controller is electrical connected with described alarm module, described ultrasonic distance measuring module, described infra-ray sensing module, described display module, described shutdown control module respectively;
Described ultrasonic distance measuring module comprises ultrasonic wave emitting portion, ultrasonic wave reception unit is divided, and described ultrasonic wave emitting portion and described ultrasonic wave reception unit are divided and be arranged on abreast on gantry body and be consistent with crane movements direction;
Described infra-ray sensing module comprises the first infrared probe, the second infrared probe, and described first infrared probe and described second infrared probe are arranged symmetrically; Wherein: the infra-red detection amplitude angle A of described first infrared probe is identical with the infra-red detection amplitude angle B of described second infrared probe; The infra-red detection region S of described first infrared probe
3with the infra-red detection region S of described second infrared probe
4form an infrared ray blind area region S
1and an infrared ray overlap-add region S
2, described infrared ray overlap-add region S
2angle C, the distance between described first infrared probe and described second infrared probe is H
1, described infrared ray blind area region S
1with infrared ray overlap-add region S
2coaxial line, described infrared ray blind area region S
1with infrared ray overlap-add region S
2axis and direction, crane movements direction be consistent.
According to above-described crane job collision avoidance system, preferably, described alarm module is sound light alarming circuit.
According to above-described crane job collision avoidance system, preferably, described display module is LCD Panel.
According to above-described crane job collision avoidance system, preferably, described controller can be dsp controller.
According to above-described crane job collision avoidance system, preferably, described controller can be ARM controller.
According to above-described crane job collision avoidance system, preferably, described ultrasonic wave emitting portion, described ultrasonic wave reception unit are divided and are arranged between described first infrared probe and described second infrared probe.
According to above-described crane job collision avoidance system, preferably, described infrared ray overlap-add region S
2angle C scope be 10 °-30 °.
According to above-described crane job collision avoidance system, preferably, the distance H between described first infrared probe and described second infrared probe
1for 6-10cm.
The present invention compared with prior art has can to realize in working scene Based Intelligent Control between hoisting crane, fundamentally stop the features such as collision case generation.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of crane job collision avoidance system of the present invention;
Accompanying drawing 2 is schematic diagrams of crane job collision avoidance system infrared detection of the present invention;
Accompanying drawing 3 is electrical block diagrams of ultrasonic wave emitting portion of the present invention;
Accompanying drawing 4 is electrical block diagrams that ultrasonic wave reception unit of the present invention is divided;
Accompanying drawing 5 is onsite application schematic diagrams of crane job collision avoidance system of the present invention.
Detailed description of the invention
Preferred implementation 1
Fig. 1 is the structural representation of crane job collision avoidance system of the present invention; Crane job collision avoidance system of the present invention comprises controller 1, alarm module 2, power module 3, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7; Wherein: controller 1 is electrical connected with alarm module 2, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 respectively, power module 3 is electrical connected with controller 1, alarm module 2, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 respectively, and power module 3 can directly for controller 1, alarm module 2, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 provide power supply; Power module 3 can be also alarm module 2 by controller 1, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 provide power supply.Alarm module 2 is sound light alarming circuit, and display module 6 is LCD Panel.Alarm module 2 and display module 6 are all arranged in the driver's cab of operation driver, facilitate driver to see in time and hear the information of spacing of hoisting crane.If by ultrasonic distance measuring module 4 and infra-ray sensing module 5, controller 1 judges that front has hoisting crane to stop, then send corresponding signal to alarm module 2 and display module 6, and hoisting crane be about to close to front hoisting crane time, control shutdown control module 7 cut off the power supply of hoisting crane running motor to prevent the generation that crashes.Controller 1 can be dsp controller.
Ultrasonic distance measuring module 4 comprises ultrasonic wave emitting portion 401, ultrasonic wave reception unit divides 402, and ultrasonic wave emitting portion 401 and ultrasonic wave reception unit are divided 402 to be arranged on abreast on gantry body and be consistent with crane movements direction; Infra-ray sensing module 5 comprises the first infrared probe 501, second infrared probe 502, first infrared probe 501 and the second infrared probe 502 is arranged symmetrically; Wherein: the infra-red detection amplitude angle A of the first infrared probe 501 is identical with the infra-red detection amplitude angle B of the second infrared probe 502; The infra-red detection region S of the first infrared probe 501
3with the infra-red detection region S of the second infrared probe 502
4form an infrared ray blind area region S
1and an infrared ray overlap-add region S
2, infrared ray overlap-add region S
2angle C, the distance between the first infrared probe 501 and the second infrared probe 502 is H
1, infrared ray blind area region S
1with infrared ray overlap-add region S
2coaxial line, infrared ray blind area region S
1with infrared ray overlap-add region S
2axis and direction, crane movements direction be consistent.Infrared ray overlap-add region S
2angle C scope be 10 °-30 °.Distance H between first infrared probe 501 and the second infrared probe 502
1for 6-10cm.Ultrasonic wave emitting portion 401, ultrasonic wave reception unit divide 402 to be arranged between the first infrared probe 501 and the second infrared probe 502.Whether controller 1, by effectively analyzing the signal that ultrasonic distance measuring module 4 and infra-ray sensing module 5 detect, can judge whether front has hoisting crane, determined to carry out reporting to the police and stopped to prevent the generation of collision case.
Fig. 2 is the schematic diagram that crane job collision avoidance system middle infrared (Mid-IR) of the present invention detects; Extraordinary provisional monitor effect can be obtained when first infrared probe 501 and the second infrared probe 502 are set together symmetrically as can be seen from Figure.The infra-red detection amplitude angle of the first infrared probe 501 is A, and the infra-red detection amplitude angle of the second infrared probe 502 is B, and the distance between the first infrared probe 501 and the second infrared probe 502 is H
1, H
1scope can be 6-10cm; Distance H between first infrared probe 501 and the second infrared probe 502
1preferred 8cm.The infra-red detection amplitude S of the first infrared probe 501
3with the infra-red detection amplitude S of the second infrared probe 502
4there is region, a blind area S
1, the infra-red detection amplitude S of the first infrared probe 501
3with the infra-red detection amplitude S of the second infrared probe 502
4there is the infrared ray overlap-add region S of an overlap
2, wherein region, blind area S
1axis active distance be H
2, infrared ray overlap-add region S
2axis active distance be H
3, region, blind area S
1and with infrared ray overlap-add region S
2coaxial line, i.e. H
2and H
3coaxial line, region, blind area S
1and with infrared ray overlap-add region S
2axis and the dead ahead of hoisting crane walking vehicle body is consistent, i.e. H
2and H
3be consistent with the dead ahead of hoisting crane walking vehicle body.
First infrared probe 501 and the second infrared probe 502 all can adopt pyroelectric infrared sensor come the place of detection above in hoisting crane operating personal human body radiate the infrared signal of institute's radiation in the infrared signal of radiation or machine movement, the detector front end formed at the first infrared probe 501 and the second infrared probe 502 forms blind area region S
1with an infrared ray overlap-add region S
2, S
2angle C scope be 10-30 degree, S
2angle C preferably 20 degree.When having an object of people or movement before the probe that the first infrared probe 501 and the second infrared probe 502 are housed, walk before the lens of pyroelectric infrared sensor out-of-date, the infrared ray that human body or mobile apparatus object send just constantly alternately change enter infrared ray overlap-add region S
2, so just obtain infrared signal with dynamic pulse.The infrared ray centre wavelength of human body radiation is 9 ~ 10um, the window that one is equipped with filter glass has been offered at transducer tip, this filter is 7 ~ 10um by the range of wavelength of light, just in time be suitable for the detection of human body or mobile apparatus object infrared radiation, and the infrared ray of other wavelength is absorbed by filter.
Infra-ray sensing module 5 is electrical connected with the first infrared probe 501, second infrared probe 502 respectively, and the first infrared probe 501 and the second infrared probe 502 are arranged on the sighting device body of gantry body symmetrically; The infra-red detection amplitude angle A of the first infrared probe 501 is identical with the infra-red detection amplitude angle B of the second infrared probe 502; The infra-red detection region S of the first infrared probe 501
3with the infra-red detection region S of the second infrared probe 502
4form region, a blind area S
1and an infrared ray overlap-add region S
2, region, blind area S
1distance gantry body has certain distance, but this region, blind area S
1usually can not exceed several meters so that can not to aiming Detection results have an impact.Ultrasonic distance measuring module 4 divides 402 to be electrical connected with ultrasonic wave emitting portion 401, ultrasonic wave reception unit respectively, and ultrasonic wave emitting portion 401 and ultrasonic wave reception unit to be divided 402 to be arranged on to be arranged on the probe body of hoisting crane and be consistent with crane movements working direction.
First infrared probe 501, second infrared probe 502 of infra-ray sensing module 5 divides 402 to be arranged in closer distance range with the ultrasonic wave emitting portion 401 of ultrasonic distance measuring module 4, ultrasonic wave reception unit as far as possible, the front end that the first infrared probe 501, second infrared probe 502 of infra-ray sensing module 5 and the ultrasonic wave emitting portion 401 of ultrasonic distance measuring module 4, ultrasonic wave reception unit divide 402 to be all arranged on probe body.
Fig. 3 is the electrical block diagram of ultrasonic wave emitting portion of the present invention; Super sonic emission sensor LS1 and and door U8 between have phase inverter U3, phase inverter U4, phase inverter U5, phase inverter U6, phase inverter U7, phase inverter U4 and phase inverter U5 is in parallel, phase inverter U6 and phase inverter U7 is in parallel, be connected with two self-oscillation circuit respectively with two input ends of door U8, difference two Schmidt trigger U1 and U2 in two self-oscillation circuit.
Fig. 4 is the electrical block diagram that ultrasonic wave reception unit of the present invention is divided; 5V direct current (DC) is the wire fuse F1 of 500mA and diode D1 through resistance to stream and forms 5V digital voltage source VDD through two-stage capacitor filtering C1 and C2, and digital voltage source VDD provides power supply for 2 NE5532P power amplifiers.Super sonic receiving sensor LS1 10K resistance in parallel R3 changes the ultrasonic signal received into incoming signal, and incoming signal amplifies through first order amplifier NE5532P, second stage amplifier NE5532P is input to ultrasonic distance measuring module 4 after amplifying, incoming signal is exaggerated altogether 400 times after two-stage is amplified.
Fig. 5 is the onsite application schematic diagram of crane job collision avoidance system of the present invention, and two crane in bridge type in figure arrange two collision avoidance systems all respectively, also can only arrange a collision avoidance system on each hoisting crane according to concrete service condition.Collision avoidance system as shown in FIG. on each hoisting crane, the hoisting crane corresponded is detected position does not then have collision avoidance system, can obtain very failure-free Detection results like this.
Preferred implementation 2
Fig. 1 is the structural representation of crane job collision avoidance system of the present invention; Crane job collision avoidance system of the present invention comprises controller 1, alarm module 2, power module 3, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7; Wherein: controller 1 is electrical connected with alarm module 2, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 respectively, power module 3 is electrical connected with controller 1, alarm module 2, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 respectively, and power module 3 can directly for controller 1, alarm module 2, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 provide power supply; Power module 3 can be also alarm module 2 by controller 1, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 provide power supply.Alarm module 2 is sound light alarming circuit, and display module 6 is LCD Panel.Alarm module 2 and display module 6 are all arranged in the driver's cab of operation driver, facilitate driver to see relevant information in time.If by ultrasonic distance measuring module 4 and infra-ray sensing module 5, controller 1 judges that front has hoisting crane to stop, then send corresponding signal to alarm module 2 and display module 6, and hoisting crane be about to close to front hoisting crane time, control shutdown control module 7 cut off the power supply of hoisting crane running motor to prevent the generation that crashes.Controller 1 can be ARM controller.
Ultrasonic distance measuring module 4 comprises ultrasonic wave emitting portion 401, ultrasonic wave reception unit divides 402, and ultrasonic wave emitting portion 401 and ultrasonic wave reception unit are divided 402 to be arranged on abreast on gantry body and be consistent with crane movements direction; Infra-ray sensing module 5 comprises the first infrared probe 501, second infrared probe 502, first infrared probe 501 and the second infrared probe 502 is arranged symmetrically; Wherein: the infra-red detection amplitude angle A of the first infrared probe 501 is identical with the infra-red detection amplitude angle B of the second infrared probe 502; The infra-red detection region S of the first infrared probe 501
3with the infra-red detection region S of the second infrared probe 502
4form an infrared ray blind area region S
1and an infrared ray overlap-add region S
2, infrared ray overlap-add region S
2angle C, the distance between the first infrared probe 501 and the second infrared probe 502 is H
1, infrared ray blind area region S
1with infrared ray overlap-add region S
2coaxial line, infrared ray blind area region S
1with infrared ray overlap-add region S
2axis and direction, crane movements direction be consistent.Infrared ray overlap-add region S
2angle C scope be 10 °-30 °.Distance H between first infrared probe 501 and the second infrared probe 502
1for 6-10cm.Ultrasonic wave emitting portion 401, ultrasonic wave reception unit divide 402 to be arranged between the first infrared probe 501 and the second infrared probe 502.Whether controller 1, by effectively analyzing the signal that ultrasonic distance measuring module 4 and infra-ray sensing module 5 detect, can judge whether front has hoisting crane, determined to carry out reporting to the police and stopped to prevent the generation of collision case.
Fig. 2 is the schematic diagram that crane job collision avoidance system middle infrared (Mid-IR) of the present invention detects; Extraordinary provisional monitor effect can be obtained when first infrared probe 501 and the second infrared probe 502 are set together symmetrically as can be seen from Figure.The infra-red detection amplitude angle of the first infrared probe 501 is A, and the infra-red detection amplitude angle of the second infrared probe 502 is B, and the distance between the first infrared probe 501 and the second infrared probe 502 is H
1, H
1scope can be 6-10cm; Distance H between first infrared probe 501 and the second infrared probe 502
1preferred 8cm.The infra-red detection amplitude S of the first infrared probe 501
3with the infra-red detection amplitude S of the second infrared probe 502
4there is region, a blind area S
1, the infra-red detection amplitude S of the first infrared probe 501
3with the infra-red detection amplitude S of the second infrared probe 502
4there is the infrared ray overlap-add region S of an overlap
2, wherein region, blind area S
1axis active distance be H
2, infrared ray overlap-add region S
2axis active distance be H
3, region, blind area S
1and with infrared ray overlap-add region S
2coaxial line, i.e. H
2and H
3coaxial line, region, blind area S
1and with infrared ray overlap-add region S
2axis and the dead ahead of hoisting crane walking vehicle body is consistent, i.e. H
2and H
3be consistent with the dead ahead of hoisting crane walking vehicle body.
First infrared probe 501 and the second infrared probe 502 all can adopt pyroelectric infrared sensor come the place of detection above in hoisting crane operating personal human body radiate the infrared signal of institute's radiation in the infrared signal of radiation or machine movement, the detector front end formed at the first infrared probe 501 and the second infrared probe 502 forms blind area region S
1with an infrared ray overlap-add region S
2, S
2angle C scope be 10-30 degree, S
2angle C preferably 20 degree.When having an object of people or movement before the probe that the first infrared probe 501 and the second infrared probe 502 are housed, walk before the lens of pyroelectric infrared sensor out-of-date, the infrared ray that human body or mobile apparatus object send just constantly alternately change enter infrared ray overlap-add region S
2, so just obtain infrared signal with dynamic pulse.The infrared ray centre wavelength of human body radiation is 9 ~ 10um, the window that one is equipped with filter glass has been offered at transducer tip, this filter is 7 ~ 10um by the range of wavelength of light, just in time be suitable for the detection of human body or mobile apparatus object infrared radiation, and the infrared ray of other wavelength is absorbed by filter.
Infra-ray sensing module 5 is electrical connected with the first infrared probe 501, second infrared probe 502 respectively, and the first infrared probe 501 and the second infrared probe 502 are arranged on the sighting device body of gantry body symmetrically; The infra-red detection amplitude angle A of the first infrared probe 501 is identical with the infra-red detection amplitude angle B of the second infrared probe 502; The infra-red detection region S of the first infrared probe 501
3with the infra-red detection region S of the second infrared probe 502
4form region, a blind area S
1and an infrared ray overlap-add region S
2, region, blind area S
1distance gantry body has certain distance, but this region, blind area S
1usually can not exceed several meters so that can not to aiming Detection results have an impact.Ultrasonic distance measuring module 4 divides 402 to be electrical connected with ultrasonic wave emitting portion 401, ultrasonic wave reception unit respectively, and ultrasonic wave emitting portion 401 and ultrasonic wave reception unit to be divided 402 to be arranged on to be arranged on the probe body of hoisting crane and be consistent with crane movements working direction.
First infrared probe 501, second infrared probe 502 of infra-ray sensing module 5 divides 402 to be arranged in closer distance range with the ultrasonic wave emitting portion 401 of ultrasonic distance measuring module 4, ultrasonic wave reception unit as far as possible, the front end that the first infrared probe 501, second infrared probe 502 of infra-ray sensing module 5 and the ultrasonic wave emitting portion 401 of ultrasonic distance measuring module 4, ultrasonic wave reception unit divide 402 to be all arranged on probe body.
Fig. 3 is the electrical block diagram of ultrasonic wave emitting portion of the present invention; Super sonic emission sensor LS1 and and door U8 between have phase inverter U3, phase inverter U4, phase inverter U5, phase inverter U6, phase inverter U7, phase inverter U4 and phase inverter U5 is in parallel, phase inverter U6 and phase inverter U7 is in parallel, be connected with two self-oscillation circuit respectively with two input ends of door U8, difference two Schmidt trigger U1 and U2 in two self-oscillation circuit.
Fig. 4 is the electrical block diagram that ultrasonic wave reception unit of the present invention is divided; 5V direct current (DC) is the wire fuse F1 of 500mA and diode D1 through resistance to stream and forms 5V digital voltage source VDD through two-stage capacitor filtering C1 and C2, and digital voltage source VDD provides power supply for 2 NE5532P power amplifiers.Super sonic receiving sensor LS1 10K resistance in parallel R3 changes the ultrasonic signal received into incoming signal, and incoming signal amplifies through first order amplifier NE5532P, second stage amplifier NE5532P is input to ultrasonic distance measuring module 4 after amplifying, incoming signal is exaggerated altogether 400 times after two-stage is amplified.
Fig. 5 is the onsite application schematic diagram of crane job collision avoidance system of the present invention, and two crane in bridge type in figure arrange two collision avoidance systems all respectively, also can only arrange a collision avoidance system on each hoisting crane according to concrete service condition.Collision avoidance system as shown in FIG. on each hoisting crane, the hoisting crane corresponded is detected position does not then have collision avoidance system, can obtain very failure-free Detection results like this.
Preferred implementation 3
Fig. 1 is the structural representation of crane job collision avoidance system of the present invention; Crane job collision avoidance system of the present invention comprises controller 1, alarm module 2, power module 3, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7; Wherein: controller 1 is electrical connected with alarm module 2, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 respectively, power module 3 is electrical connected with controller 1, alarm module 2, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 respectively, and power module 3 can directly for controller 1, alarm module 2, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 provide power supply; Power module 3 can be also alarm module 2 by controller 1, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 provide power supply.Alarm module 2 is sound light alarming circuit, and display module 6 is LCD Panel.Alarm module 2 and display module 6 are all arranged in the driver's cab of operation driver, facilitate driver to see relevant information in time.If by ultrasonic distance measuring module 4 and infra-ray sensing module 5, controller 1 judges that front has hoisting crane to stop, then send corresponding signal to alarm module 2 and display module 6, and hoisting crane be about to close to front hoisting crane time, control shutdown control module 7 cut off the power supply of hoisting crane running motor to prevent the generation that crashes.Controller 1 can be AVR controller.
Ultrasonic distance measuring module 4 comprises ultrasonic wave emitting portion 401, ultrasonic wave reception unit divides 402, and ultrasonic wave emitting portion 401 and ultrasonic wave reception unit are divided 402 to be arranged on abreast on gantry body and be consistent with crane movements direction; Infra-ray sensing module 5 comprises the first infrared probe 501, second infrared probe 502, first infrared probe 501 and the second infrared probe 502 is arranged symmetrically; Wherein: the infra-red detection amplitude angle A of the first infrared probe 501 is identical with the infra-red detection amplitude angle B of the second infrared probe 502; The infra-red detection region S of the first infrared probe 501
3with the infra-red detection region S of the second infrared probe 502
4form an infrared ray blind area region S
1and an infrared ray overlap-add region S
2, infrared ray overlap-add region S
2angle C, the distance between the first infrared probe 501 and the second infrared probe 502 is H
1, infrared ray blind area region S
1with infrared ray overlap-add region S
2coaxial line, infrared ray blind area region S
1with infrared ray overlap-add region S
2axis and direction, crane movements direction be consistent.Infrared ray overlap-add region S
2angle C scope be 10 °-30 °.Distance H between first infrared probe 501 and the second infrared probe 502
1for 6-10cm.Ultrasonic wave emitting portion 401, ultrasonic wave reception unit divide 402 to be arranged between the first infrared probe 501 and the second infrared probe 502.Whether controller 1, by effectively analyzing the signal that ultrasonic distance measuring module 4 and infra-ray sensing module 5 detect, can judge whether front has hoisting crane, determined to carry out reporting to the police and stopped to prevent the generation of collision case.
Fig. 2 is the schematic diagram that crane job collision avoidance system middle infrared (Mid-IR) of the present invention detects; Extraordinary provisional monitor effect can be obtained when first infrared probe 501 and the second infrared probe 502 are set together symmetrically as can be seen from Figure.The infra-red detection amplitude angle of the first infrared probe 501 is A, and the infra-red detection amplitude angle of the second infrared probe 502 is B, and the distance between the first infrared probe 501 and the second infrared probe 502 is H
1, H
1scope can be 6-10cm; Distance H between first infrared probe 501 and the second infrared probe 502
1preferred 8cm.The infra-red detection amplitude S of the first infrared probe 501
3with the infra-red detection amplitude S of the second infrared probe 502
4there is region, a blind area S
1, the infra-red detection amplitude S of the first infrared probe 501
3with the infra-red detection amplitude S of the second infrared probe 502
4there is the infrared ray overlap-add region S of an overlap
2, wherein region, blind area S
1axis active distance be H
2, infrared ray overlap-add region S
2axis active distance be H
3, region, blind area S
1and with infrared ray overlap-add region S
2coaxial line, i.e. H
2and H
3coaxial line, region, blind area S
1and with infrared ray overlap-add region S
2axis and the dead ahead of hoisting crane walking vehicle body is consistent, i.e. H
2and H
3be consistent with the dead ahead of hoisting crane walking vehicle body.
First infrared probe 501 and the second infrared probe 502 all can adopt pyroelectric infrared sensor come the place of detection above in hoisting crane operating personal human body radiate the infrared signal of institute's radiation in the infrared signal of radiation or machine movement, the detector front end formed at the first infrared probe 501 and the second infrared probe 502 forms blind area region S
1with an infrared ray overlap-add region S
2, S
2angle C scope be 10-30 degree, S
2angle C preferably 20 degree.When having an object of people or movement before the probe that the first infrared probe 501 and the second infrared probe 502 are housed, walk before the lens of pyroelectric infrared sensor out-of-date, the infrared ray that human body or mobile apparatus object send just constantly alternately change enter infrared ray overlap-add region S
2, so just obtain infrared signal with dynamic pulse.The infrared ray centre wavelength of human body radiation is 9 ~ 10um, the window that one is equipped with filter glass has been offered at transducer tip, this filter is 7 ~ 10um by the range of wavelength of light, just in time be suitable for the detection of human body or mobile apparatus object infrared radiation, and the infrared ray of other wavelength is absorbed by filter.
Infra-ray sensing module 5 is electrical connected with the first infrared probe 501, second infrared probe 502 respectively, and the first infrared probe 501 and the second infrared probe 502 are arranged on the sighting device body of gantry body symmetrically; The infra-red detection amplitude angle A of the first infrared probe 501 is identical with the infra-red detection amplitude angle B of the second infrared probe 502; The infra-red detection region S of the first infrared probe 501
3with the infra-red detection region S of the second infrared probe 502
4form region, a blind area S
1and an infrared ray overlap-add region S
2, region, blind area S
1distance gantry body has certain distance, but this region, blind area S
1usually can not exceed several meters so that can not to aiming Detection results have an impact.Ultrasonic distance measuring module 4 divides 402 to be electrical connected with ultrasonic wave emitting portion 401, ultrasonic wave reception unit respectively, and ultrasonic wave emitting portion 401 and ultrasonic wave reception unit to be divided 402 to be arranged on to be arranged on the probe body of hoisting crane and be consistent with crane movements working direction.
First infrared probe 501, second infrared probe 502 of infra-ray sensing module 5 divides 402 to be arranged in closer distance range with the ultrasonic wave emitting portion 401 of ultrasonic distance measuring module 4, ultrasonic wave reception unit as far as possible, the front end that the first infrared probe 501, second infrared probe 502 of infra-ray sensing module 5 and the ultrasonic wave emitting portion 401 of ultrasonic distance measuring module 4, ultrasonic wave reception unit divide 402 to be all arranged on probe body.
Fig. 3 is the electrical block diagram of ultrasonic wave emitting portion of the present invention; Super sonic emission sensor LS1 and and door U8 between have phase inverter U3, phase inverter U4, phase inverter U5, phase inverter U6, phase inverter U7, phase inverter U4 and phase inverter U5 is in parallel, phase inverter U6 and phase inverter U7 is in parallel, be connected with two self-oscillation circuit respectively with two input ends of door U8, difference two Schmidt trigger U1 and U2 in two self-oscillation circuit.
Fig. 4 is the electrical block diagram that ultrasonic wave reception unit of the present invention is divided; 5V direct current (DC) is the wire fuse F1 of 500mA and diode D1 through resistance to stream and forms 5V digital voltage source VDD through two-stage capacitor filtering C1 and C2, and digital voltage source VDD provides power supply for 2 NE5532P power amplifiers.Super sonic receiving sensor LS1 10K resistance in parallel R3 changes the ultrasonic signal received into incoming signal, and incoming signal amplifies through first order amplifier NE5532P, second stage amplifier NE5532P is input to ultrasonic distance measuring module 4 after amplifying, incoming signal is exaggerated altogether 400 times after two-stage is amplified.
Fig. 5 is the onsite application schematic diagram of crane job collision avoidance system of the present invention, and two crane in bridge type in figure arrange two collision avoidance systems all respectively, also can only arrange a collision avoidance system on each hoisting crane according to concrete service condition.Collision avoidance system as shown in FIG. on each hoisting crane, the hoisting crane corresponded is detected position does not then have collision avoidance system, can obtain very failure-free Detection results like this.
Preferred implementation 4
Fig. 1 is the structural representation of crane job collision avoidance system of the present invention; Crane job collision avoidance system of the present invention comprises controller 1, alarm module 2, power module 3, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7; Wherein: controller 1 is electrical connected with alarm module 2, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 respectively, power module 3 is electrical connected with controller 1, alarm module 2, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 respectively, and power module 3 can directly for controller 1, alarm module 2, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 provide power supply; Power module 3 can be also alarm module 2 by controller 1, ultrasonic distance measuring module 4, infra-ray sensing module 5, display module 6, shutdown control module 7 provide power supply.Alarm module 2 is sound light alarming circuit, and display module 6 is LCD Panel.Alarm module 2 and display module 6 are all arranged in the driver's cab of operation driver, facilitate driver to see relevant information in time.If by ultrasonic distance measuring module 4 and infra-ray sensing module 5, controller 1 judges that front has hoisting crane to stop, then send corresponding signal to alarm module 2 and display module 6, and hoisting crane be about to close to front hoisting crane time, control shutdown control module 7 cut off the power supply of hoisting crane running motor to prevent the generation that crashes.Controller 1 can be 51 singlechip controllers.
Ultrasonic distance measuring module 4 comprises ultrasonic wave emitting portion 401, ultrasonic wave reception unit divides 402, and ultrasonic wave emitting portion 401 and ultrasonic wave reception unit are divided 402 to be arranged on abreast on gantry body and be consistent with crane movements direction; Infra-ray sensing module 5 comprises the first infrared probe 501, second infrared probe 502, first infrared probe 501 and the second infrared probe 502 is arranged symmetrically; Wherein: the infra-red detection amplitude angle A of the first infrared probe 501 is identical with the infra-red detection amplitude angle B of the second infrared probe 502; The infra-red detection region S of the first infrared probe 501
3with the infra-red detection region S of the second infrared probe 502
4form an infrared ray blind area region S
1and an infrared ray overlap-add region S
2, infrared ray overlap-add region S
2angle C, the distance between the first infrared probe 501 and the second infrared probe 502 is H
1, infrared ray blind area region S
1with infrared ray overlap-add region S
2coaxial line, infrared ray blind area region S
1with infrared ray overlap-add region S
2axis and direction, crane movements direction be consistent.Infrared ray overlap-add region S
2angle C scope be 10 °-30 °.Distance H between first infrared probe 501 and the second infrared probe 502
1for 6-10cm.Ultrasonic wave emitting portion 401, ultrasonic wave reception unit divide 402 to be arranged between the first infrared probe 501 and the second infrared probe 502.Whether controller 1, by effectively analyzing the signal that ultrasonic distance measuring module 4 and infra-ray sensing module 5 detect, can judge whether front has hoisting crane, determined to carry out reporting to the police and stopped to prevent the generation of collision case.
Fig. 2 is the schematic diagram that crane job collision avoidance system middle infrared (Mid-IR) of the present invention detects; Extraordinary provisional monitor effect can be obtained when first infrared probe 501 and the second infrared probe 502 are set together symmetrically as can be seen from Figure.The infra-red detection amplitude angle of the first infrared probe 501 is A, and the infra-red detection amplitude angle of the second infrared probe 502 is B, and the distance between the first infrared probe 501 and the second infrared probe 502 is H
1, H
1scope can be 6-10cm; Distance H between first infrared probe 501 and the second infrared probe 502
1preferred 8cm.The infra-red detection amplitude S of the first infrared probe 501
3with the infra-red detection amplitude S of the second infrared probe 502
4there is region, a blind area S
1, the infra-red detection amplitude S of the first infrared probe 501
3with the infra-red detection amplitude S of the second infrared probe 502
4there is the infrared ray overlap-add region S of an overlap
2, wherein region, blind area S
1axis active distance be H
2, infrared ray overlap-add region S
2axis active distance be H
3, region, blind area S
1and with infrared ray overlap-add region S
2coaxial line, i.e. H
2and H
3coaxial line, region, blind area S
1and with infrared ray overlap-add region S
2axis and the dead ahead of hoisting crane walking vehicle body is consistent, i.e. H
2and H
3be consistent with the dead ahead of hoisting crane walking vehicle body.
First infrared probe 501 and the second infrared probe 502 all can adopt pyroelectric infrared sensor come the place of detection above in hoisting crane operating personal human body radiate the infrared signal of institute's radiation in the infrared signal of radiation or machine movement, the detector front end formed at the first infrared probe 501 and the second infrared probe 502 forms blind area region S
1with an infrared ray overlap-add region S
2, S
2angle C scope be 10-30 degree, S
2angle C preferably 20 degree.When having an object of people or movement before the probe that the first infrared probe 501 and the second infrared probe 502 are housed, walk before the lens of pyroelectric infrared sensor out-of-date, the infrared ray that human body or mobile apparatus object send just constantly alternately change enter infrared ray overlap-add region S
2, so just obtain infrared signal with dynamic pulse.The infrared ray centre wavelength of human body radiation is 9 ~ 10um, the window that one is equipped with filter glass has been offered at transducer tip, this filter is 7 ~ 10um by the range of wavelength of light, just in time be suitable for the detection of human body or mobile apparatus object infrared radiation, and the infrared ray of other wavelength is absorbed by filter.
Infra-ray sensing module 5 is electrical connected with the first infrared probe 501, second infrared probe 502 respectively, and the first infrared probe 501 and the second infrared probe 502 are arranged on the sighting device body of gantry body symmetrically; The infra-red detection amplitude angle A of the first infrared probe 501 is identical with the infra-red detection amplitude angle B of the second infrared probe 502; The infra-red detection region S of the first infrared probe 501
3with the infra-red detection region S of the second infrared probe 502
4form region, a blind area S
1and an infrared ray overlap-add region S
2, region, blind area S
1distance gantry body has certain distance, but this region, blind area S
1usually can not exceed several meters so that can not to aiming Detection results have an impact.Ultrasonic distance measuring module 4 divides 402 to be electrical connected with ultrasonic wave emitting portion 401, ultrasonic wave reception unit respectively, and ultrasonic wave emitting portion 401 and ultrasonic wave reception unit to be divided 402 to be arranged on to be arranged on the probe body of hoisting crane and be consistent with crane movements working direction.
First infrared probe 501, second infrared probe 502 of infra-ray sensing module 5 divides 402 to be arranged in closer distance range with the ultrasonic wave emitting portion 401 of ultrasonic distance measuring module 4, ultrasonic wave reception unit as far as possible, the front end that the first infrared probe 501, second infrared probe 502 of infra-ray sensing module 5 and the ultrasonic wave emitting portion 401 of ultrasonic distance measuring module 4, ultrasonic wave reception unit divide 402 to be all arranged on probe body.
Fig. 3 is the electrical block diagram of ultrasonic wave emitting portion of the present invention; Super sonic emission sensor LS1 and and door U8 between have phase inverter U3, phase inverter U4, phase inverter U5, phase inverter U6, phase inverter U7, phase inverter U4 and phase inverter U5 is in parallel, phase inverter U6 and phase inverter U7 is in parallel, be connected with two self-oscillation circuit respectively with two input ends of door U8, difference two Schmidt trigger U1 and U2 in two self-oscillation circuit.
Fig. 4 is the electrical block diagram that ultrasonic wave reception unit of the present invention is divided; 5V direct current (DC) is the wire fuse F1 of 500mA and diode D1 through resistance to stream and forms 5V digital voltage source VDD through two-stage capacitor filtering C1 and C2, and digital voltage source VDD provides power supply for 2 NE5532P power amplifiers.Super sonic receiving sensor LS1 10K resistance in parallel R3 changes the ultrasonic signal received into incoming signal, and incoming signal amplifies through first order amplifier NE5532P, second stage amplifier NE5532P is input to ultrasonic distance measuring module 4 after amplifying, incoming signal is exaggerated altogether 400 times after two-stage is amplified.
Fig. 5 is the onsite application schematic diagram of crane job collision avoidance system of the present invention, and two crane in bridge type in figure arrange two collision avoidance systems all respectively, also can only arrange a collision avoidance system on each hoisting crane according to concrete service condition.Collision avoidance system as shown in FIG. on each hoisting crane, the hoisting crane corresponded is detected position does not then have collision avoidance system, can obtain very failure-free Detection results like this.
Claims (1)
1. a crane job collision avoidance system, it is characterized in that, comprise controller (1), alarm module (2), power module (3), ultrasonic distance measuring module (4), infra-ray sensing module (5), display module (6), shutdown control module (7); Wherein:
Described controller (1) is electrical connected with described alarm module (2), described ultrasonic distance measuring module (4), described infra-ray sensing module (5), described display module (6), described shutdown control module (7) respectively;
Described ultrasonic distance measuring module (4) comprises ultrasonic wave emitting portion (401), ultrasonic wave reception unit is divided (402), and described ultrasonic wave emitting portion (401) and described ultrasonic wave reception unit are divided (402) to be arranged on abreast on gantry body and be consistent with crane movements direction;
Described infra-ray sensing module (5) comprises the first infrared probe (501), the second infrared probe (502), and described first infrared probe (501) and described second infrared probe (502) are arranged symmetrically; Wherein: the infra-red detection amplitude angle A of described first infrared probe (501) is identical with the infra-red detection amplitude angle B of described second infrared probe (502); The infra-red detection region S of described first infrared probe (501)
3with the infra-red detection region S of described second infrared probe (502)
4form an infrared ray blind area region S
1and an infrared ray overlap-add region S
2, described infrared ray overlap-add region S
2angle be C, the distance between described first infrared probe (501) and described second infrared probe (502) is H
1, described infrared ray blind area region S
1with infrared ray overlap-add region S
2coaxial line, described infrared ray blind area region S
1with infrared ray overlap-add region S
2axis and crane movements direction be consistent.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410175019.XA CN103922228B (en) | 2014-04-28 | 2014-04-28 | Crane job collision avoidance system |
| CN201510731299.2A CN105347197A (en) | 2014-04-28 | 2014-04-28 | Anti-collision system for crane operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410175019.XA CN103922228B (en) | 2014-04-28 | 2014-04-28 | Crane job collision avoidance system |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510731299.2A Division CN105347197A (en) | 2014-04-28 | 2014-04-28 | Anti-collision system for crane operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103922228A CN103922228A (en) | 2014-07-16 |
| CN103922228B true CN103922228B (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410175019.XA Active CN103922228B (en) | 2014-04-28 | 2014-04-28 | Crane job collision avoidance system |
| CN201510731299.2A Pending CN105347197A (en) | 2014-04-28 | 2014-04-28 | Anti-collision system for crane operation |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510731299.2A Pending CN105347197A (en) | 2014-04-28 | 2014-04-28 | Anti-collision system for crane operation |
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| CN (2) | CN103922228B (en) |
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|---|---|---|---|---|
| CN105967069A (en) * | 2016-07-29 | 2016-09-28 | 河南省矿山起重机有限公司 | Crane anti-collision control system |
| CN106986273A (en) * | 2017-06-02 | 2017-07-28 | 中船第九设计研究院工程有限公司 | A kind of large-sized gantry crane walking ultrasonic anti-collision system |
| CN108706469A (en) * | 2018-06-11 | 2018-10-26 | 武汉理工大学 | Crane intelligent anti-collision system based on millimetre-wave radar |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87209214U (en) * | 1987-06-15 | 1988-08-17 | 梁宴增 | Collision avoidance alarm for a bridge crane |
| GB2205463B (en) * | 1987-10-19 | 1992-01-22 | Hitachi Ltd | Method and system for avoiding collision between mobile objects |
| CN2045376U (en) * | 1988-12-07 | 1989-10-04 | 空军第七研究所 | Laser bump preventing device |
| CN1034529C (en) * | 1993-09-03 | 1997-04-09 | 鲁智 | Ultrosonic wave distance-measuring method and device |
| DE19938185A1 (en) * | 1999-08-17 | 2001-02-22 | Idm Gmbh Infrarot Sensoren | Data transmission of switching information with a rangefinder |
| JP4624539B2 (en) * | 2000-10-27 | 2011-02-02 | 古河機械金属株式会社 | Crane overload detection device |
| CN2919275Y (en) * | 2006-04-20 | 2007-07-04 | 刘梦阳 | Warning device for automobile safety |
| CN201343377Y (en) * | 2008-10-28 | 2009-11-11 | 高旭 | Anti-collision control system for hoisting trolley of gantry crane |
| JP5313031B2 (en) * | 2009-04-27 | 2013-10-09 | 日立アプライアンス株式会社 | Air conditioner and its human body detection device |
| CN201801317U (en) * | 2010-08-24 | 2011-04-20 | 山起重型机械股份公司 | Anti-collision intelligent control device for workshop crane |
| CN202704860U (en) * | 2012-07-18 | 2013-01-30 | 上海宝钢工业技术服务有限公司 | Anti-collision system for human body in lifting operation |
| CN202837546U (en) * | 2012-11-03 | 2013-03-27 | 桑海涛 | Ultrasonic distance measuring device |
| CN202848906U (en) * | 2012-11-09 | 2013-04-03 | 大连宝信起重技术有限公司 | Anti-collision equipment of crane |
| CN203806996U (en) * | 2014-04-28 | 2014-09-03 | 李颖 | Anti-collision system for crane operation |
-
2014
- 2014-04-28 CN CN201410175019.XA patent/CN103922228B/en active Active
- 2014-04-28 CN CN201510731299.2A patent/CN105347197A/en active Pending
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| CN103922228A (en) | 2014-07-16 |
| CN105347197A (en) | 2016-02-24 |
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