CN112419664A - Anti-collision early warning system - Google Patents
Anti-collision early warning system Download PDFInfo
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- CN112419664A CN112419664A CN202010999437.6A CN202010999437A CN112419664A CN 112419664 A CN112419664 A CN 112419664A CN 202010999437 A CN202010999437 A CN 202010999437A CN 112419664 A CN112419664 A CN 112419664A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses an anti-collision early warning system which is connected with a host receiving end through a worker plate, a label, a wrist strap and a wireless speed measuring sensor transmitting end signal, wherein the host transmitting end signal is connected with a three-level speed limiting module, a high-precision measuring module, a unique ID (identity) identifying module and a trigger alarm module receiving end, the host transmitting end signal is connected with various alarm module receiving ends, and the various alarm module transmitting ends signal are connected with an alarm lamp horn receiving end. This anticollision early warning system, can be when using, the host computer is opened to the fork truck operator, wireless speed measuring module can pass through UWB signal real-time with the accurate speed of a motor truck on to the host computer, when fork truck operator drives the fork truck vehicle at the excessive speed, the host computer is handled through tertiary speed limit module, when fork truck speed reaches the one-level hourly speed of regulation, tertiary speed limit module feeds back to the host computer, the multiple alarm module of host control, the flashing of multiple alarm module control warning light loudspeaker, in order to show the warning.
Description
Technical Field
The invention relates to the technical field of collision prevention and early warning of forklifts and people, in particular to a collision prevention and early warning system.
Background
Industrial transportation vehicles are widely used in ports, stations, airports, cargo yards, factory workshops, warehouses, distribution centers, and the like, and are equipments essential for carrying and loading/unloading pallet goods in cabins, carriages, and containers.
Forklifts play a very important role in logistics systems of enterprises, being the prime force among materials handling equipment. The method is widely applied to various departments in national economy such as stations, ports, airports, factories, warehouses and the like. During world war ii, forklifts were developed. China manufactured forklifts from the beginning of the 50 s of the 20 th century. Particularly, with the rapid development of Chinese economy, the material handling of most enterprises has been separated from the original manual handling, and is replaced by the mechanical handling mainly based on a forklift.
However, safety accidents inevitably occur in the using process of the forklift, such as overspeed driving of the forklift and easy collision of visual dead angles with other personnel in the using process of the forklift, so that the invention of the anti-collision early warning system is needed.
Disclosure of Invention
The invention aims to provide an anti-collision early warning system to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an anti-collision early warning system comprises a worker plate, a label, a wrist strap and a wireless speed measuring sensor, wherein the worker plate, the label, the wrist strap and the transmitting end of the wireless speed measuring sensor are in signal connection with a host receiving end, the host transmitting end is in signal connection with a three-level speed limiting module, a high-precision measuring module, a unique ID identification module and a trigger alarm module receiving end, the host transmitting end is in signal connection with multiple alarm module receiving ends, the transmitting ends of the multiple alarm modules are in signal connection with a warning lamp horn receiving end, the host transmitting end is in signal connection with an intelligent management module receiving end, the transmitting end of the intelligent management module is in signal connection with a positioning module, a recording module, an output module and a control module receiving end, the positioning module, the recording module, the output module and the control module transmitting end are in signal connection with a resetting module and a storage module receiving end, the resetting, the modification module and the deletion module are connected with a receiving end of the cloud storage module through signals, and the transmitting end of the cloud storage module is connected with a receiving end of the memory module through signals.
Preferably, carry out signal connection through UWB between worker's tablet, label, wrist strap, wireless speed sensor, host computer and the module, and warning light loudspeaker and host computer electric connection.
Preferably, the alarm distance between the work card, the label, the wrist strap and the host is 0-100 meters, and the vibration modules are arranged in the work card, the label and the wrist strap.
Preferably, the distance of the pulse wave of the signal between the worker's card, the tag, the wrist strap and the host is D ═ C × (T2-T1), and the worker's card, the tag, the wrist strap, the wireless speed measuring sensor, the host and the module are all provided with a UWB signal receiving end and a transmitting end.
Preferably, the precision of the high-precision measuring module is 10 cm, and the precision distance of the high-precision measuring module is the precision distance between the workcards, the labels, the wrist bands and the host within the radius range.
Preferably, the transmitting end of the third-level speed limiting module is in signal connection with the receiving end of the control module, and the cloud storage module is set to be in cloud storage.
Preferably, the worker's card, the label, the wrist strap and the host are all provided with unique ID identification, and the unique ID identification is identified through UWB signals.
Compared with the prior art, the invention has the beneficial effects that:
1. the anti-collision early warning system can be used by turning on a host machine by a forklift operator through a wireless speed measuring sensor, the wireless speed measuring module can upload the accurate speed of the forklift to the host machine in real time through UWB signals, when the forklift operator drives the forklift to drive the forklift to be too fast, the host machine processes the speed through a three-level speed limiting module, when the speed of the forklift reaches the specified first-level speed, the three-level speed limiting module feeds back to the host machine, the host machine controls a plurality of alarm modules, the alarm modules control alarm lamps to sound and flash simultaneously, when the speed of the forklift reaches the specified third-level speed, the three-level speed limiting module feeds back to the host machine, and the host machine controls the alarm modules, the warning lamp is controlled by various alarm modules to ring and flash, the three-level speed limiting module uploads a three-level speed signal to the control module at the same time, and the control module directly controls the forklift to decelerate, so that safety accidents caused by overspeed running of the forklift can be effectively prevented.
2. The anti-collision early warning system can carry out signal connection through UWB signals of the worker brand, the tag, the wrist strap and a host machine by wearing one or more of the worker brand, the tag and the wrist strap by other personnel when a forklift passes through, the positioning module of the host machine judges the distance between the forklift and an operator through the worker brand, the tag and the wrist strap and simultaneously carries out real-time monitoring, when the safety distance is beyond 100, the host machine normally carries out real-time monitoring through the positioning module, when the safety distance is less than 100, the high-precision measuring module of the host machine carries out real-time measurement on the accurate distance between the forklift and the worker brand, the tag and the wrist strap wearing personnel, simultaneously the host machine controls the horn of the alarm lamp to flash through various alarm modules, when the safety distance continues to be close, the host machine judges through triggering the alarm module, thereby the host machine controls various alarm modules to achieve the ringing and flashing of the horn of the alarm lamp, when the distance is close to the collision distance, the host computer directly controls the control module through the intelligent management module, the control module directly decelerates and brakes the vehicle, and the problem that the visual dead angle is easy to collide with other personnel in the using process of the forklift can be effectively solved.
3. This anticollision early warning system, through the host computer that sets up, can be when using through record module and output module record and output near the only ID sign of fork truck personnel, and simultaneously, the storage module stores these only ID signs that the recent frequency of appearance is high, modify the module simultaneously and delete the module and delete the short time near the only ID sign of fork truck and modify finally to upload to high in the clouds storage module in, learn through memory module, handle the position that the high only ID sign personnel of frequency of appearance through orientation module, intelligent management module carries out intelligent anticollision early warning through control module control speed of a motor vehicle when passing through this position, can further effectually prevent that fork truck use in-process vision dead angle from taking place with other personnel's collision things easily.
Drawings
FIG. 1 is a schematic view of an overall system of the present invention;
FIG. 2 is a schematic diagram of a system for processing a host computer by an intelligent control management module;
fig. 3 is a schematic diagram of a system among the worklist, the label, the wrist strap, the wireless speed measuring sensor, the host and the module.
In the figure: 1. a worker card; 2. a label; 3. a wristband; 4. a wireless speed measuring sensor; 5. a host; 6. a third-stage speed limiting module; 7. a high-precision measurement module; 8. a unique ID identification module; 9. triggering an alarm module; 10. a plurality of alarm modules; 11. a warning lamp horn; 12. an intelligent management module; 13. a positioning module; 14. a recording module; 15. an output module; 16. a control module; 17. a reset module; 18. a storage module; 19. a modification module; 20. a deletion module; 21. a cloud storage module; 22. and a memory module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an anticollision early warning system, including worker's tablet 1, label 2, wrist strap 3 and wireless tachometer sensor 4, worker's tablet 1, label 2, wrist strap 3 and the 5 receiving terminals of wireless tachometer sensor 4 transmitting terminal signal connection host computer, worker's tablet 1, label 2, wrist strap 3, wireless tachometer sensor 4, carry out signal connection through UWB between host computer 5 and the module, and warning light loudspeaker 11 and host computer 5 electric connection, worker's tablet 1, label 2, the warning distance between wrist strap 3 and the host computer 5 is 0 ~ 100 meters, and worker's tablet 1, label 2, all be provided with vibration module in the wrist strap 3, worker's tablet 1, label 2, signal pulse electric wave distance between wrist strap 3 and the host computer 5 is D ═ C (T2-T1), and worker's tablet 1, label 2, wrist strap 3, wireless tachometer sensor 4, host computer 5 and module all are provided with UWB signal receiving terminal and transmitting terminal, through the worker's tablet 1 that sets up, the label 2 and the wrist strap 3 can be in signal connection through UWB signals of the worker brand 1, the label 2, the wrist strap 3 and the host 5 by wearing one or more of the worker brand 1, the label 2 and the wrist strap 3 by other personnel when a forklift passes through, the positioning module 13 of the host 5 can judge the distance between the forklift and an operator through the worker brand 1, the label 2 and the wrist strap 3 and simultaneously carry out real-time monitoring, when the distance is beyond 100, the host 5 normally carries out real-time monitoring through the positioning module 13, when the distance is within 100, the high-precision measuring module 7 of the host 5 carries out real-time measurement on the accurate distance between the forklift and the worker brand 1, the label 2 and the wrist strap 3, meanwhile, the host 5 controls the alarm lamp horn 11 to flash through the various alarm modules 10, when the safe distance continues to approach, the host 5 carries out judgment through triggering the alarm module 9, thereby the host 5 controls the various alarm modules 10 to achieve the ringing and flash of the alarm lamp horn 11, when the distance is close to the collision distance, the host 5 directly controls the control module 16 through the intelligent management module 12, the control module 16 directly decelerates and brakes the vehicle, and can effectively solve the problem that visual dead corners are easy to collide with other personnel in the using process of the forklift, the transmitting end of the host 5 is in signal connection with the three-level speed limiting module 6, the high-precision measuring module 7, the unique ID recognition module 8 and the receiving end of the triggering alarm module 9, unique ID marks are arranged in the workmanship board 1, the label 2, the wrist strap 3 and the host 5 and are recognized through UWB signals, the precision set by the high-precision measuring module 7 is 10 cm, the precision distance of the high-precision measuring module 7 is the precision distance between the workmanship board 1, the label 2, the wrist strap 3 and the host 5 in the radius range, the transmitting end of the three-level speed limiting module 6 is in signal connection with the, through the wireless speed measuring sensor 4, when the forklift is used, a forklift operator turns on the host, the wireless speed measuring module 4 can upload the accurate speed of the forklift to the host 5 in real time through UWB signals, when the forklift operator drives the forklift at an excessive speed, the host is processed through the three-level speed limiting module 6, when the speed of the forklift reaches the specified first-level speed, the three-level speed limiting module 6 is fed back to the host 5, the host 5 controls the multiple alarm modules 10, the multiple alarm modules 10 control the alarm lamp horns 11 to flash to warn, when the speed of the forklift reaches the specified second-level speed, the three-level speed limiting module 6 is fed back to the host 5, the host 5 controls the multiple alarm modules 10, the multiple alarm modules 10 control the alarm lamp horns 11 to sound and flash simultaneously, when the speed of the forklift reaches the specified third-level speed, the three-level speed limiting module 6 is fed back to the host 5, and, the warning lamp 11 is controlled by the various warning modules 10 to ring and flash, the three-level speed limiting module uploads a three-level speed signal to the control module 16, and the control module 16 directly controls the forklift to decelerate, so that safety accidents caused by overspeed driving of the forklift can be effectively prevented. The cloud storage module 21 is set as cloud storage, the transmitting end of the host 5 is in signal connection with the receiving ends of the multiple alarm modules 10, the transmitting end of the multiple alarm modules 10 is in signal connection with the receiving end of the warning lamp horn 11, the transmitting end of the host 5 is in signal connection with the receiving end of the intelligent management module 12, the transmitting end of the intelligent management module 12 is in signal connection with the positioning module 13, the recording module 14, the transmitting ends of the output module 15 and the control module 16 are in signal connection with the receiving ends of the reset module 17 and the storage module 18, the transmitting ends of the reset module 17 and the storage module 18 are in signal connection with the receiving ends of the modification module 19 and the deletion module 20, the transmitting ends of the modification module 19 and the deletion module 20 are in signal connection with the receiving end of the cloud storage module 21, the transmitting end of the cloud storage module 21 is in signal, the unique ID identification close to the forklift personnel can be recorded and output through the recording module 14 and the output module 15 when the intelligent anti-collision early warning device is used, meanwhile, the storage module 18 stores the unique ID identifications with high recent occurrence frequency, the modification module 19 and the deletion module 20 delete and modify the unique ID identifications close to the forklift in a short time and finally upload the unique ID identifications to the cloud storage module 21, the learning is carried out through the memory module 22, the positions of the personnel with high occurrence frequency and unique ID identifications are processed through the positioning module 13, when the positions are passed through, the intelligent management module 12 controls the vehicle speed through the control module 16 to carry out intelligent anti-collision early warning, and the phenomenon that visual dead corners are easy to collide with other personnel in the using process of the forklift can be further effectively prevented.
Wherein: the micro base station/staff-worn micro label installed on each vehicle has the unique ID of the whole network, and the ID identifications of the driver and other staff are different, the driver drives the vehicle and performs anti-collision early warning with other vehicles, and the staff identifications perform anti-collision warning with all base stations.
And obtaining an accurate distance, and alarming and limiting the speed according to the anti-collision distance and the prevention distance set by the remote controller, even stopping the vehicle. If the set anti-collision distance is 5 meters and the prevention distance is 2 meters, the alarm is triggered when the vehicle enters 7 meters, and the speed is limited when the vehicle enters 5 meters.
Obtaining the accurate distance, alarming according to the set alarming distance, if 7.5 m, entering a circle of 7.5 m to trigger alarming, and setting the range to be 0.1 m-100 m.
When the door is in and out of collision avoidance, the distance measuring host 5 is placed at the top beam of the door, the tag 2 is placed on the vehicle body, and when the forklift is ready to go in and out of the door, the distance measuring host is reminded of sound-light alarm, notices pedestrians and is safe to pass.
And the corner anti-collision early warning arranges the host 5 at the corner and utilizes the femtosecond speed to measure the distance, accurately judges whether personnel are in the corner area, reminds the personnel and the vehicle in the factory to keep the safety distance and avoid collision
When the speed of the specific area is limited, the host 5 is arranged in the specific area, and when the vehicle runs to the set area, the speed is automatically limited.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an anticollision early warning system, includes worker's tablet (1), label (2), wrist strap (3) and wireless tacho sensor (4), its characterized in that: worker tablet (1), label (2), wrist strap (3) and wireless tachometer sensor (4) transmitting terminal signal connection host computer (5) receiving terminal, host computer (5) transmitting terminal signal connection tertiary speed limit module (6), high accuracy measurement module (7), only ID identification module (8) and trigger alarm module (9) receiving terminal, multiple alarm module (10) receiving terminal of host computer (5) transmitting terminal signal connection, multiple alarm module (10) transmitting terminal signal connection warning light loudspeaker (11) receiving terminal, host computer (5) transmitting terminal signal connection intelligent management module (12) receiving terminal, intelligent management module (12) transmitting terminal signal connection locating module (13), record module (14), output module (15) and control module (16) receiving terminal, locating module (13), record module (14), Output module (15) and control module (16) transmitting terminal signal connection reset module (17) and storage module (18) receiving terminal, reset module (17) and storage module (18) transmitting terminal signal connection modify module (19) and delete module (20) receiving terminal, modify module (19) and delete module (20) transmitting terminal signal connection cloud end storage module (21) receiving terminal, cloud end storage module (21) transmitting terminal signal connection memory module (22) receiving terminal.
2. The anti-collision warning system according to claim 1, characterized in that: worker tablet (1), label (2), wrist strap (3), wireless tacho sensor (4), host computer (5) and module between carry out signal connection through UWB, and warning light loudspeaker (11) and host computer (5) electric connection.
3. The anti-collision warning system according to claim 1, characterized in that: the alarm distance between the work card (1), the label (2), the wrist strap (3) and the host (5) is 0-100 m, and the vibration modules are arranged in the work card (1), the label (2) and the wrist strap (3).
4. The anti-collision warning system according to claim 1, characterized in that: worker tablet (1), label (2), wrist strap (3) and host computer (5) between the signal pulse wave distance be D ═ C (T2-T1), just worker tablet (1), label (2), wrist strap (3), wireless tachometer sensor (4), host computer (5) and module all are provided with UWB signal receiving terminal and transmitting terminal.
5. The anti-collision warning system according to claim 1, characterized in that: the precision that high accuracy measurement module (7) set up is 10 centimetres, and the precision distance of high accuracy measurement module (7) is the precision distance between worker's tablet (1), label (2), wrist strap (3) and host computer (5) in the radius range.
6. The anti-collision warning system according to claim 1, characterized in that: the transmitting end of the three-level speed limiting module (6) is in signal connection with the receiving end of the control module (16), and the cloud storage module (21) is set to be in cloud storage.
7. The anti-collision warning system according to claim 1, characterized in that: the work card (1), the label (2), the wrist strap (3) and the host (5) are all internally provided with unique ID identifications, and the unique ID identifications are identified through UWB signals.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010999437.6A CN112419664A (en) | 2020-09-22 | 2020-09-22 | Anti-collision early warning system |
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| CN202010999437.6A CN112419664A (en) | 2020-09-22 | 2020-09-22 | Anti-collision early warning system |
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| WO2016163613A1 (en) * | 2015-04-10 | 2016-10-13 | 주식회사 다누시스 | Navigation system for generating safety paths |
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| CN110304584A (en) * | 2018-07-26 | 2019-10-08 | 林德（中国）叉车有限公司 | A kind of fork truck pedestrian's avoiding collision based on ultra-wide band technology |
| CN110329968A (en) * | 2019-05-24 | 2019-10-15 | 林德（中国）叉车有限公司 | A kind of forklift door frame anti-collision system and method based on UWB technology |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2016163613A1 (en) * | 2015-04-10 | 2016-10-13 | 주식회사 다누시스 | Navigation system for generating safety paths |
| CN204897323U (en) * | 2015-07-16 | 2015-12-23 | 中联重科安徽工业车辆有限公司 | Fork truck speed limit alarm device |
| CN105303346A (en) * | 2015-10-20 | 2016-02-03 | 南京邮电大学 | UWB based fork truck anti-collision system and method |
| CN107907878A (en) * | 2017-11-08 | 2018-04-13 | 零八电子集团有限公司 | The method that high accuracy obtains fmcw radar distance measure |
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Application publication date: 20210226 |