CN210825287U - Forklift safety monitoring system - Google Patents

Forklift safety monitoring system Download PDF

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Publication number
CN210825287U
CN210825287U CN201920886782.1U CN201920886782U CN210825287U CN 210825287 U CN210825287 U CN 210825287U CN 201920886782 U CN201920886782 U CN 201920886782U CN 210825287 U CN210825287 U CN 210825287U
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forklift
controller
information
monitoring system
camera
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CN201920886782.1U
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Chinese (zh)
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朱株
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Zhejiang aomaite Intelligent Technology Co.,Ltd.
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Zhejiang Aomeite Robot Technology Co ltd
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Abstract

The utility model discloses a forklift safety monitoring system, which comprises a controller arranged on a forklift, an infrared distance measuring sensor, a UWB tag, an electronic gyroscope, a camera, an alarm device and a UWB base station communicated with the UWB tag, wherein the infrared distance measuring sensor, the UWB tag, the electronic gyroscope, the camera and the alarm device are connected with the controller; the infrared distance measuring sensor is arranged at the bottom of a supporting fork of the forklift and transmits the collected distance information to the controller; the UWB tag is arranged at the top of the forklift and transmits the acquired position information to the controller; the electronic gyroscope is arranged in the forklift and used for transmitting the acquired acceleration information to the controller; the camera is arranged in front of the left side of a cab of the forklift and is opposite to a driving position, and the acquired image information is transmitted to the controller; the alarm device is arranged at the right front of a cab of the forklift, receives alarm information output by the controller and gives an alarm according to the alarm information. The application realizes the comprehensive monitoring of the driving route, the driving speed, the height of the supporting fork during driving and the identity of a driver of the forklift.

Description

Forklift safety monitoring system
Technical Field
This application belongs to storage logistics field, concretely relates to fork truck safety monitoring system.
Background
Uwb (ultra Wide band), which is a carrier-free communication technology, transmits data using nanosecond-level non-sinusoidal narrow pulses, and thus occupies a Wide spectrum. The UWB positioning adopts a broadband pulse communication technology, has strong anti-interference capability and reduces the positioning error. The UWB indoor positioning technology fills the blank of the high-precision positioning field, and has the advantages of insensitivity to channel fading, low power spectral density of transmitted signals, low interception capability, low system complexity, capability of providing centimeter-level positioning precision and the like.
The forklift is one of the common carrying vehicles for people at present, plays an important role in daily operation of warehouses and factories, and if the forklift is not driven according to operation specifications, the safety is seriously threatened, a plurality of potential hazards exist, and even operators or other pedestrians are killed. With the rapid development of the Chinese warehouse logistics industry and the great improvement of the remaining capacity of the forklift, the accident risk rate and the death rate in material handling are always high. The operation safety of fork truck includes: the driving route is in a safe area, the driving speed is in a limited speed, the height of the supporting fork is in a safe range during driving, a driver accords with relevant qualifications, and the like, and at present, no equipment can effectively monitor all links of the operation of the forklift.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide a fork truck safety monitoring system, realizes carrying out comprehensive control to fork truck's route of traveling, the speed of traveling, the height and the driver identity of holding in the palm the fork when traveling to improve the security of fork truck function.
In order to achieve the purpose, the technical scheme adopted by the application is as follows:
a forklift safety monitoring system comprises a controller arranged on a forklift, an infrared distance measuring sensor, a UWB tag, an electronic gyroscope, a camera, an alarm device and a UWB base station communicated with the UWB tag, wherein the infrared distance measuring sensor, the UWB tag, the electronic gyroscope, the camera and the alarm device are connected with the controller;
the infrared distance measuring sensor is arranged at the bottom of a supporting fork of the forklift and used for transmitting the collected distance information to the controller; the UWB tag is arranged at the top of the forklift and transmits the acquired position information to the controller; the electronic gyroscope is arranged in the forklift and used for transmitting the acquired acceleration information to the controller; the camera is arranged in front of the left side of a cab of the forklift and is opposite to a driving position, and the acquired image information is transmitted to the controller; the alarm device is arranged at the right front of a cab of the forklift, receives alarm information output by the controller, and gives an alarm according to the alarm information.
Preferably, the controller is an embedded computer host, and the embedded computer host is connected with a power supply of the forklift.
Preferably, the infrared distance measuring sensor is connected with the embedded computer host through a wire winding device.
Preferably, the camera is a USB camera, and the USB camera is connected to the controller through a USB serial port.
Preferably, the alarm device is an audio alarm device or/and a light alarm device.
Preferably, the alarm device is a speaker, and the speaker is connected with the controller through an audio line.
Preferably, the number of the UWB base stations is at least 4, and the UWB base stations are installed above the edge of a safe driving area of a forklift.
The application provides a fork truck safety monitoring system, through infrared distance measuring sensor, the UWB label, electronic gyroscope, the camera obtains distance information respectively, positional information, acceleration information, image information, and the height of support fork when obtaining fork truck through distance information and traveling, the route of traveling of fork truck is obtained through positional information, positional information and acceleration information in the certain time obtain fork truck's the speed of traveling, check driver's identity through image information, with the route of traveling to fork truck, the speed of traveling, the height of support fork and driver's identity carry out comprehensive control and warning when traveling, in order to improve the security of fork truck function.
Drawings
Fig. 1 is a schematic structural diagram of a forklift safety monitoring system of the present application;
fig. 2 is a flowchart of the forklift safety monitoring system according to the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
As shown in fig. 1, in one embodiment, a forklift safety monitoring system is provided, which includes a controller 1 provided on a forklift, an infrared distance measuring sensor 6 connected to the controller 1, a UWB tag 5, an electronic gyroscope 2, a camera 3, an alarm device 4, and a UWB base station 7 communicating with the UWB tag 5.
The controller 1 is an embedded computer host, and the embedded computer host is connected with a power supply of the forklift and automatically activates a program to operate when the power supply of the forklift is turned on.
The infrared distance measuring sensor 6 is installed at the bottom of a fork of the forklift and conveys collected distance information to the controller 1. In one embodiment, the infrared distance measuring sensor 6 is connected with the GPIO interface of the embedded computer host through a wire-rewinding device.
The UWB tag 5 is installed on the top of the forklift and transmits the acquired position information to the controller. In one embodiment, the UWB tag 5 is connected to a serial port of the embedded computer host through a serial port line.
In order to improve the accuracy of the positioning of the forklift truck, in one embodiment, at least 4 UWB base stations 7 are provided, and the UWB base stations are installed above the edge of the safe driving area of the forklift truck.
The electronic gyroscope 2 is installed in the forklift and transmits the acquired acceleration information to the controller, and in one embodiment, the electronic gyroscope is connected with a serial port of the embedded computer host through a serial port line.
The camera 3 is installed in the left front of a cab of the forklift and is right opposite to a driving position, and transmits acquired image information to the controller. The face information of the driver can be conveniently and clearly collected at the installation position right facing the driving position, and the identity of the driver is verified through the controller.
In one embodiment, the camera 3 is a USB camera, and the USB camera is connected to the controller through a USB serial port. The USB camera is convenient to use and good in flexibility.
The alarm device 4 is arranged at the right front of a cab of the forklift, receives alarm information output by the controller and gives an alarm according to the alarm information. Wherein the alarm device is an audio alarm device or/and a light alarm device. In one embodiment, in order to reduce the influence of light on the driving of a driver, the alarm device adopts a loudspeaker, and the loudspeaker is connected with the controller through an audio line and used for playing an alarm prompt tone.
As shown in fig. 2, a working principle of the forklift safety monitoring system is provided by an embodiment.
Example 1:
when the forklift works, safety regulations such as a safety driving area of the forklift, a driving speed limit range of the forklift, a height range of the fork when the forklift drives and the like are set for safety. The forklift safety monitoring system of the embodiment monitors whether the forklift follows the safety regulations or not during working.
When the power switch of the forklift is turned on, the embedded computer host automatically activates the program to operate.
Before the forklift runs, the embedded computer host acquires image information acquired by the USB camera, compares the image information with personnel in a qualified driver face library prestored in the embedded computer host through a face recognition algorithm, and judges whether the current driver is a qualified driver.
A qualified driver is understood to be a driver who is allowed to drive the forklift. And when the comparison result shows that the current driver is a driver without qualification, the embedded computer host outputs alarm information to the loudspeaker, and the loudspeaker gives an alarm for the driver without qualification according to the alarm information.
When the forklift runs, the embedded computer host acquires the position information of the UWB tag, the UWB positioning system refreshes the real-time position information of the forklift at the rate of 50 frames per second, the running route of the forklift is obtained according to the time line, and whether the running route of the forklift is in the safe running area of the forklift is judged. If the driving route of the forklift is judged not to be in the safe driving area of the forklift, the embedded computer host outputs alarm information to the loudspeaker, and the loudspeaker gives out a line violation alarm according to the alarm information to realize driving route monitoring.
The embedded computer host acquires position information of a UWB (ultra wide band) label and acceleration information of an electronic gyroscope, calculates the speed of the forklift through a Kalman filtering algorithm according to the position information and the acceleration information between two frames, judges whether the speed of the forklift is within a driving speed limit range of the forklift, outputs alarm information to a loudspeaker if the speed of the forklift is not within the driving speed limit range of the forklift, and sends out an overspeed alarm according to the alarm information to realize driving speed monitoring.
The embedded computer host acquires distance information of the infrared distance measuring sensor and judges whether the height of the supporting fork is within the height range of the supporting fork when the forklift runs according to the distance information, if the height of the supporting fork is within the height range of the supporting fork when the forklift runs, the embedded computer host outputs alarm information to the loudspeaker, and the loudspeaker sends out an ultrahigh alarm according to the alarm information to realize the monitoring of the height of the supporting fork.
The forklift safety monitoring system of the embodiment comprehensively monitors and gives an alarm for the running route, the running speed, the height of the supporting fork during running and the identity of a driver of the forklift so as to improve the running safety of the forklift.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (7)

1. A forklift safety monitoring system is characterized by comprising a controller arranged on a forklift, an infrared distance measuring sensor, a UWB tag, an electronic gyroscope, a camera, an alarm device and a UWB base station communicated with the UWB tag, wherein the infrared distance measuring sensor, the UWB tag, the electronic gyroscope, the camera and the alarm device are connected with the controller;
the infrared distance measuring sensor is arranged at the bottom of a supporting fork of the forklift and used for transmitting the collected distance information to the controller; the UWB tag is arranged at the top of the forklift and transmits the acquired position information to the controller; the electronic gyroscope is arranged in the forklift and used for transmitting the acquired acceleration information to the controller; the camera is arranged in front of the left side of a cab of the forklift and is opposite to a driving position, and the acquired image information is transmitted to the controller; the alarm device is arranged at the right front of a cab of the forklift, receives alarm information output by the controller, and gives an alarm according to the alarm information.
2. The forklift safety monitoring system of claim 1, wherein the controller is an embedded computer host, and the embedded computer host is connected with a power supply of the forklift.
3. The forklift safety monitoring system of claim 2, wherein the infrared distance measuring sensor is connected with the embedded computer host through a wire-rewinding device.
4. The forklift safety monitoring system of claim 1, wherein the camera is a USB camera, and the USB camera is connected to the controller through a USB serial port.
5. The forklift safety monitoring system of claim 1, wherein the alarm device is an audio alarm device or/and a light alarm device.
6. The forklift safety monitoring system of claim 5, wherein the alarm device is a speaker, and the speaker is connected to the controller through an audio line.
7. The forklift safety monitoring system of claim 1, wherein there are at least 4 UWB base stations installed above the edge of the forklift safe driving area.
CN201920886782.1U 2019-06-13 2019-06-13 Forklift safety monitoring system Active CN210825287U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920886782.1U CN210825287U (en) 2019-06-13 2019-06-13 Forklift safety monitoring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920886782.1U CN210825287U (en) 2019-06-13 2019-06-13 Forklift safety monitoring system

Publications (1)

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CN210825287U true CN210825287U (en) 2020-06-23

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112329526A (en) * 2020-09-29 2021-02-05 爱动超越人工智能科技(北京)有限责任公司 Real-time driving behavior analysis and early warning system and method based on AI vision
CN113233380A (en) * 2021-05-03 2021-08-10 无锡湖山智能科技有限公司 Intelligent forklift for avoiding non-working personnel to use based on face recognition technology
CN114677790A (en) * 2022-03-24 2022-06-28 北京金和网络股份有限公司 Special vehicle management method and device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112329526A (en) * 2020-09-29 2021-02-05 爱动超越人工智能科技(北京)有限责任公司 Real-time driving behavior analysis and early warning system and method based on AI vision
CN113233380A (en) * 2021-05-03 2021-08-10 无锡湖山智能科技有限公司 Intelligent forklift for avoiding non-working personnel to use based on face recognition technology
CN114677790A (en) * 2022-03-24 2022-06-28 北京金和网络股份有限公司 Special vehicle management method and device

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Effective date of registration: 20210729

Address after: 310030 room 1701, floor 17, building 2, dingchuang wealth center, Cangqian street, Yuhang District, Hangzhou City, Zhejiang Province

Patentee after: Zhejiang aomaite Intelligent Technology Co.,Ltd.

Address before: 310030 room 902, floor 9, building 1, No. 9, Xiyuan Second Road, Sandun Town, Xihu District, Hangzhou, Zhejiang Province

Patentee before: Zhejiang Aomeite Robot Technology Co.,Ltd.