CN212807269U - Container self-weighing device and cargo vehicle thereof - Google Patents
Container self-weighing device and cargo vehicle thereof Download PDFInfo
- Publication number
- CN212807269U CN212807269U CN202021643351.1U CN202021643351U CN212807269U CN 212807269 U CN212807269 U CN 212807269U CN 202021643351 U CN202021643351 U CN 202021643351U CN 212807269 U CN212807269 U CN 212807269U
- Authority
- CN
- China
- Prior art keywords
- module
- container
- self
- cargo
- sensing module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a packing box self-weighing device and cargo vehicle thereof, the device includes: the motion sensing module is used for acquiring whether the container is in a moving state; the distance sensing module is used for acquiring the relative deformation amount of a steel plate spring supporting the container in the vertical direction; and the control calculation unit is used for controlling the distance sensing module to acquire the relative deformation quantity when the container is in a static state, and acquiring the weight of the container according to the relative deformation quantity. The device can sense whether the container is in a moving state or not through the motion sensing module; when the container is in a static state, the relative deformation quantity of the steel plate spring supporting the container in the vertical direction is obtained through the distance sensing module, and the weight of the container is obtained through the relative deformation quantity, so that the weight information of the container can be obtained in time, the weighing cost of the container is saved, and the overload risk is greatly reduced.
Description
Technical Field
The utility model relates to a transportation auxiliary assembly technical field, in particular to packing box self-weighing device and cargo vehicle thereof.
Background
The overrun overload vehicle is the main factor causing major traffic accidents, and because the overrun overload vehicle is in an overload running state for a long time, the safety performance of braking, operation and the like is low, dangerous situations such as tire burst, brake failure, steel plate spring breakage, half shaft breakage and the like are easily caused, and serious hidden dangers are brought to traffic safety. Meanwhile, the load of the over-limit and overloaded vehicle generally far exceeds the design load bearing capacity of the highway and the bridge, and the road surface damage and the bridge fracture can be caused when the vehicle frequently runs on the highway. Meanwhile, with the continuous development of the economic society, the logistics industry is more and more prosperous, an operation mode shared by some trucks appears, and higher requirements are provided for the weighing precision of goods.
In order to limit the overload and the overrun of the vehicle, a transportation management department weighs the transportation vehicle by installing a static weighing system or a dynamic weighing system at a vehicle detection station, a toll station or a special accident-prone road section. That is to say, the weighing of the existing cargo vehicle is mainly realized by an external static weighing system or dynamic weighing system, which has at least the following defects that the static weighing system or dynamic weighing system has high cost, and the static weighing system or dynamic weighing system can only be installed in a specific area due to the cost and space limitation of the static weighing system or dynamic weighing system, so that the cargo vehicle needs to travel to the area when being weighed, and the cost of time, fuel oil and the like is caused. Thereby developed freight train self-weighing device, current freight train self-weighing system adopts weighing sensor to acquire the weight of packing box, and weighing sensor adopts resistance sensor, angle displacement sensor etc. to realize, but because cargo vehicle is when the operation, because the road condition is different to the inaccurate condition of survey can appear in current weighing sensor. In addition, the existing static weighing system or dynamic weighing system is also a truck self-weighing device, lacks the wireless network communication function, and cannot share real-time load information with a transportation management department or other vehicle management departments, thereby realizing the dynamic management of the cargo-carrying vehicles. Therefore, the existing self-weighing devices need to be further optimized.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a packing box self-weighing device and cargo vehicle thereof can realize packing box automatic weighing, and simple structure, measurement are convenient.
In order to solve the technical problem, the technical scheme of the utility model as follows:
the utility model discloses a first aspect provides a packing box self-weighing device, and the device includes:
the motion sensing module is used for acquiring whether the container is in a moving state;
the distance sensing module is used for acquiring the relative deformation amount of a steel plate spring supporting the container in the vertical direction;
and the control calculation unit is used for controlling the distance sensing module to acquire the relative deformation quantity when the container is in a static state, and acquiring the weight of the container according to the relative deformation quantity.
Furthermore, the control calculation unit comprises a control module, and an acquisition module, a filtering processing module and a weight conversion and correction module which are connected with or integrated with the control module.
Further, the motion sensing module is a gyroscope, an acceleration sensor, an attitude sensor, a motion vision sensor or a satellite positioning sensor arranged on the cargo vehicle.
Further, the distance sensing module is one or more of a strain gauge, a pressure sensor, a laser ranging sensor, a proximity switch and an ultrasonic ranging sensor which are arranged below the container.
Furthermore, the ultrasonic ranging sensor comprises a first ultrasonic ranging sensor and a second ultrasonic ranging sensor, the first ultrasonic ranging sensor is used for measuring the relative distance between the vehicle frame and the wheel axle, and the second ultrasonic ranging sensor is used for measuring the relative distance between the vehicle frame and the leaf spring.
Furthermore, the control calculation unit is a single chip microcomputer, and the single chip microcomputer is integrally provided with a control module, an ADC conversion module, a filtering processing module and a weight conversion and correction module which are connected with the control module.
Optionally, the device further includes a display module connected to the control and calculation unit, and configured to display weight information of the cargo box in real time.
Optionally, the device further includes an audible and visual alarm module connected to the control and calculation unit, and configured to prompt the weight information of the cargo box or send an overload prompt message.
Optionally, the device further comprises a wireless communication module, which is used for establishing communication interaction with the mobile terminal and the cloud server. The wireless communication module is any one of a Bluetooth communication module, a wireless RF communication module, a Wi-Fi communication module and a 2G/3G/4G/5G mobile communication module. The preferred bluetooth 4.0 communication module realizes data communication with mobile terminal, can be connected with the cloud server through mobile terminal, also can directly be connected with the cloud server.
Optionally, the apparatus further includes a power supply module for providing an operating voltage of each device.
The utility model discloses a second aspect provides a cargo vehicle, cargo vehicle includes the power locomotive at least, with the frame that the power locomotive is connected set up the packing box on the frame, wheel axle installation both sides wheel is passed through to the frame below, the frame with set up leaf spring between the wheel axle, the motion-sensing module and the control calculation unit of packing box self-weighing device are installed on cargo vehicle, the distance sensing module is installed the frame with between the wheel axle.
By adopting the technical scheme, the container self-weighing device and the cargo vehicle thereof can sense whether the container is in a moving state or not through the motion sensing module; when the container is in a static state, the relative deformation quantity of the steel plate spring supporting the container in the vertical direction is obtained through the distance sensing module, and the weight of the container is obtained through the relative deformation quantity, so that the weight information of the container can be obtained in time, the weighing cost of the container is saved, and the overload risk is greatly reduced. In addition, the self-weighing device does not need to structurally modify a cargo vehicle, obtains the relative deformation quantity of the steel plate spring before and after loading the cargo through the distance sensor, conveniently obtains the weight of the loaded cargo according to the deformation coefficient of the steel plate spring, and is simple in structure, convenient to install and low in cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic block diagram of a container self-weighing device according to an embodiment of the present invention;
fig. 2 is a structural block diagram of a container self-weighing device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a cargo vehicle according to an embodiment of the present invention;
fig. 4 is a schematic view of a self-weighing device for a cargo box according to an embodiment of the present invention;
in the figure, 1 is a power head, 2 is a container, 3 is a frame, 4 is a steel plate spring, 5 is a wheel shaft, and 6 is a wheel.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1, the embodiment of the utility model provides a packing box self-weighing device, the device includes:
the motion sensing module is used for acquiring whether the container is in a moving state or not,
the motion sensing module can be a gyroscope, an acceleration sensor, an attitude sensor, a motion vision sensor or a satellite positioning sensor and the like, and other sensing devices capable of sensing the traffic state of the vehicle. The realization of the traffic state perception function depends on the environment perception sensor and the corresponding perception technology. These sensors can be classified into two types according to the way of acquiring traffic environment information: 1) the passive environment sensor does not emit signals, but obtains environment information by receiving signals reflected or radiated from the outside, and mainly comprises a visual sensor such as a camera and an auditory sensor such as a microphone array; 2) the active environment sensor actively transmits signals to an external environment for environment sensing, and mainly refers to a laser radar, a millimeter wave radar and an ultrasonic radar. The realization of the vehicle body state perception function is mainly based on equipment such as a GPS (Global positioning System), a BDS (BeiDou Navigation Satellite Navigation System), an INS (Inertial Navigation System), and the like, and aims to obtain information such as the traveling speed, the attitude and the direction of a vehicle and provide effective data for the positioning and Navigation of an unmanned vehicle. In addition, the motion perception module can be independently arranged from the vehicle-mounted system or directly call the vehicle traffic state perception function device integrated in the vehicle-mounted system.
And the distance sensing module is used for acquiring the relative deformation amount of the steel plate spring supporting the container in the vertical direction.
Since the container is arranged on the wheel axle through the vehicle frame, the connection between the vehicle frame and the wheel axle is usually realized through a plurality of stacked leaf springs. The Leaf Spring (Leaf Spring) is an elastic element which is most widely applied in automobile suspensions, and is an elastic beam with approximately equal strength which is formed by combining a plurality of alloy Spring pieces with equal width but unequal length (the thickness can be equal or unequal). Leaf spring belongs to cargo vehicle's standard accessory, and its elastic coefficient can obtain through multiple modes such as test, because can be to leaf spring production pressure in the vertical direction after the goods loads, leaf spring consequently can take place deformation to can calculate the pressure size of obtaining the goods and replacing through elastic coefficient and relative deformation volume, this goods pressure is important is the gravity action, thereby obtains the weight of goods through the conversion of gravitational acceleration. The distance sensing module may be a strain gauge, a pressure sensor, a laser ranging sensor, a proximity switch, an ultrasonic ranging sensor, or the like.
And the control calculation unit is used for controlling the distance sensing module to acquire the relative deformation quantity when the container is in a static state, and acquiring the weight of the container according to the relative deformation quantity. Specifically, the control calculation unit comprises a control module, and an acquisition module, a filtering processing module and a weight conversion and correction module which are connected with or integrated with the control module. Specifically, the acquisition module is used for measuring the size of the physical quantity and converting the size of the physical quantity into a numerical value. And the filtering processing module is used for filtering the acquired data, removing accidental abnormal deviation values in measurement and obtaining smoother data. And the weight conversion and correction module is used for converting the filtered measurement data into weight quantity and correcting the deviation caused by nonlinearity and aging to obtain more accurate load data.
Optionally, the device further includes a display module connected to the control and calculation unit, and configured to display weight information of the cargo box in real time.
Optionally, the device further includes an audible and visual alarm module connected to the control and calculation unit, and configured to prompt the weight information of the cargo box or send an overload prompt message.
Optionally, the device further comprises a wireless communication module, which is used for establishing communication interaction with the mobile terminal and the cloud server. The wireless communication module is any one of a Bluetooth communication module, a wireless RF communication module, a Wi-Fi communication module and a 2G/3G/4G/5G mobile communication module. The preferred bluetooth 4.0 communication module realizes data communication with mobile terminal, can be connected with the cloud server through mobile terminal, also can directly be connected with the cloud server. The information sharing of the logistics transport vehicles can be realized by establishing communication interaction, the load information of the logistics transport vehicles is uploaded to the cloud, and the load information of the logistics transport vehicles is acquired by the background, so that the dispatching of the logistics transport vehicles is arranged, and the cost is calculated; the application scene of obtaining the vehicle loading condition through the change of the overload weight is realized. Optionally, the apparatus further includes a power supply module for providing an operating voltage of each device.
As shown in fig. 2, the motion sensing module is an acceleration sensor provided on the cargo vehicle. The distance sensing module is an ultrasonic ranging sensor arranged below the container.
Specifically, the ultrasonic ranging sensor comprises a first ultrasonic ranging sensor and a second ultrasonic ranging sensor, the first ultrasonic ranging sensor is used for measuring the relative distance between the vehicle frame and the wheel axle, and the second ultrasonic ranging sensor is used for measuring the relative distance between the vehicle frame and the leaf spring.
Specifically, the control calculation unit is a single chip microcomputer, and the single chip microcomputer is integrally provided with a control module, an ADC conversion module, a filtering processing module and a weight conversion and correction module which are connected with the control module.
In the embodiment, a 32-bit singlechip STM32F072 of the ST company is used as a control core, a control module, a filtering processing module and a weight conversion and correction module of the device are realized through the integrated function of the singlechip STM32F072, the functional modules are operated on the STM32F072 singlechip, the corresponding functions can be realized by adopting the existing computer program, and no improvement is needed on software. Meanwhile, 12-bit ADC (analog-to-digital converter) is integrated in the STM32F072 single chip microcomputer to realize a sampling module of the device. The distance sensing module is realized by adopting an ultrasonic distance sensor with the frequency of 200KHz, the ultrasonic distance sensor is installed on the frame, the ultrasonic emission direction is aligned with the more flat surface of the steel plate spring or the more flat surface of the wheel axle, the ultrasonic waves are reflected back on the steel plate spring or the wheel axle surface and are received by the ultrasonic sensor again, and the ultrasonic sensor calculates the propagation delay to obtain distance information. The ultrasonic sensor converts the distance information into voltage information, and the voltage information is transmitted to an ADC module in the STM32F072 single chip microcomputer for sampling through a cable. The motion sensing module is realized by adopting an MPU6050 acceleration sensor of InvenSense company, and the sensor can sense acceleration changes in three directions of XYZ. The MPU6050 is connected with the STM32F072 through an I2C interface, and the STM32F072 reads acceleration information at regular time to obtain vehicle running state information.
When the intelligent control system works, the single chip microcomputer STM32F072 reads acceleration information in the MPU6050 acceleration sensor through the I2C interface, if acceleration changes obviously, the cargo vehicle is considered to be in a running state, and if not, the cargo vehicle is considered to be in a stopping state. If the vehicle is in a running state, the acceleration information is read again after waiting for a preset interval time (30 seconds). When the vehicle is detected to be in a stop state, the single chip triggers the ADC to sample, then the data is filtered by using a Kalman filtering algorithm, the obtained data is the distance between the distance sensor and the steel plate spring or the wheel axle surface, and then the load data can be obtained by looking up a table by using the distance data; the comparison table of the distance and the load can obtain the weight information of the container by measuring the distance change of the vehicle when the vehicle is loaded with goods with different weights and then fitting and correcting. The weight information is prompted or whether the weight information is overloaded through a display screen and an audible and visual alarm, and the weight information or the overload condition can be reported to the mobile terminal or the cloud server in a wireless communication mode.
In some embodiments, as shown in fig. 3 and 4, the embodiment of the present invention further provides a cargo vehicle, the cargo vehicle at least includes a power head 1, a frame 3 connected to the power head 1, a container 2 disposed on the frame 3, wheels 6 on two sides of the frame 3 and mounted on a wheel axle 5 through the wheel axle 5, a leaf spring 4 disposed between the frame 3 and the wheel axle 5, a motion sensing module and a control calculating unit of a container self-weighing device mounted on the cargo vehicle, and a distance sensing module mounted between the frame 3 and the wheel axle 5.
Specifically, the control module of the container self-weighing device reads the information of the motion sensing module and judges whether the vehicle is in running. And if the vehicle is in running, reading the information of the motion sensing module again after waiting for a certain time. When the vehicle is in a stop state, the control module triggers the acquisition module to measure the physical quantity output by the distance sensing module and reads a measurement result; the control module sends the acquired data to the filtering processing module for filtering processing. And the filtered data is sent to a weight conversion and correction module to obtain final load information.
The container self-weighing device and the cargo vehicle thereof of the embodiment of the utility model can sense whether the container is in a moving state or not through the motion sensing module; when the container is in a static state, the relative deformation quantity of the steel plate spring supporting the container in the vertical direction is obtained through the distance sensing module, and the weight of the container is obtained through the relative deformation quantity, so that the weight information of the container can be obtained in time, the weighing cost of the container is saved, and the overload risk is greatly reduced. In addition, the self-weighing device does not need to structurally modify a cargo vehicle, obtains the relative deformation quantity of the steel plate spring before and after loading the cargo through the distance sensor, conveniently obtains the weight of the loaded cargo according to the deformation coefficient of the steel plate spring, and is simple in structure, convenient to install and low in cost.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", "row", etc. indicate the orientation or positional relationship indicated based on the drawings, and are only for the convenience of describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present patent application, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," "secured," and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present patent application, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Claims (10)
1. A self-weighing apparatus for a cargo box, the apparatus comprising:
the motion sensing module is used for acquiring whether the container is in a moving state;
the distance sensing module is used for acquiring the relative deformation amount of a steel plate spring supporting the container in the vertical direction;
and the control calculation unit is used for controlling the distance sensing module to acquire the relative deformation quantity when the container is in a static state, and acquiring the weight of the container according to the relative deformation quantity.
2. The cargo box self-weighing device of claim 1, wherein the control and calculation unit comprises a control module, and a collection module, a filtering processing module and a weight conversion and correction module which are connected with or integrated with the control module.
3. The cargo box self-weighing apparatus of claim 1, wherein the motion sensing module is a gyroscope, an acceleration sensor, an attitude sensor, a motion vision sensor, or a satellite positioning sensor disposed on the cargo vehicle.
4. The cargo box self-weighing device of claim 1, wherein the distance sensing module is one or more of a strain gauge, a pressure sensor, a laser ranging sensor, a proximity switch, and an ultrasonic ranging sensor disposed below the cargo box.
5. The cargo box self-weighing apparatus of claim 4, wherein the ultrasonic ranging sensor comprises a first ultrasonic ranging sensor for measuring a relative distance between the vehicle frame and the wheel axle and a second ultrasonic ranging sensor for measuring a relative distance between the vehicle frame and the leaf spring.
6. The container self-weighing device as claimed in claim 1, wherein the control calculation unit is a single chip microcomputer, and the single chip microcomputer is integrally provided with a control module, an ADC conversion module, a filter processing module and a weight conversion and correction module which are connected with the control module.
7. The self-weighing apparatus for cargo boxes according to claim 1 further comprising a display module connected to the control and calculation unit for displaying weight information of the cargo box in real time.
8. The self-weighing device for the cargo box according to claim 1, further comprising an audible and visual alarm module connected with the control and calculation unit for prompting the weight information of the cargo box or sending an overload prompting message.
9. The container self-weighing device of claim 1, further comprising a wireless communication module for establishing communication interaction with a mobile terminal and a cloud server.
10. A cargo vehicle, the cargo vehicle at least comprises a power head, a frame connected with the power head, a cargo box is arranged on the frame, two side wheels are arranged below the frame through wheel shafts, a steel plate spring is arranged between the frame and the wheel shafts, the cargo vehicle is characterized in that a motion sensing module and a control and calculation unit of the cargo box self-weighing device according to any one of claims 1-9 are arranged on the cargo vehicle, and the distance sensing module is arranged between the frame and the wheel shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021643351.1U CN212807269U (en) | 2020-08-10 | 2020-08-10 | Container self-weighing device and cargo vehicle thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021643351.1U CN212807269U (en) | 2020-08-10 | 2020-08-10 | Container self-weighing device and cargo vehicle thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212807269U true CN212807269U (en) | 2021-03-26 |
Family
ID=75082553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021643351.1U Active CN212807269U (en) | 2020-08-10 | 2020-08-10 | Container self-weighing device and cargo vehicle thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212807269U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021043147A (en) * | 2019-09-13 | 2021-03-18 | いすゞ自動車株式会社 | Weight estimation device and vehicle |
| CN114323228A (en) * | 2021-11-24 | 2022-04-12 | 惠州市德赛西威汽车电子股份有限公司 | Overload early warning method, overload monitoring system and vehicle |
| CN116561486A (en) * | 2023-07-05 | 2023-08-08 | 深圳市汉德网络科技有限公司 | Millimeter wave radar-based vehicle load control method and ranging mechanism |
| CN117584979A (en) * | 2024-01-19 | 2024-02-23 | 江西中汇云链供应链管理有限公司 | Engineering vehicle working state sensing system and determining method |
-
2020
- 2020-08-10 CN CN202021643351.1U patent/CN212807269U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021043147A (en) * | 2019-09-13 | 2021-03-18 | いすゞ自動車株式会社 | Weight estimation device and vehicle |
| JP7131515B2 (en) | 2019-09-13 | 2022-09-06 | いすゞ自動車株式会社 | Weight estimator and vehicle |
| CN114323228A (en) * | 2021-11-24 | 2022-04-12 | 惠州市德赛西威汽车电子股份有限公司 | Overload early warning method, overload monitoring system and vehicle |
| CN116561486A (en) * | 2023-07-05 | 2023-08-08 | 深圳市汉德网络科技有限公司 | Millimeter wave radar-based vehicle load control method and ranging mechanism |
| CN117584979A (en) * | 2024-01-19 | 2024-02-23 | 江西中汇云链供应链管理有限公司 | Engineering vehicle working state sensing system and determining method |
| CN117584979B (en) * | 2024-01-19 | 2024-04-02 | 江西中汇云链供应链管理有限公司 | Engineering vehicle working state sensing system and determining method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212807269U (en) | Container self-weighing device and cargo vehicle thereof | |
| US5880409A (en) | Onboard weighing system for truck having single point suspension | |
| CN105788251B (en) | Overloading wagon real-time monitoring system and method based on Big Dipper car networking | |
| CN102928057B (en) | Vehicle load overweight monitoring alarm device | |
| WO2009001039A1 (en) | A sensor unit and a vehicle load and parking warning system incorporating such sensor units | |
| CN205607509U (en) | Vehicle dynamic real -time monitoring system | |
| CN106644008A (en) | Multi-function vehicle-mounted overload monitoring system | |
| CN107478313A (en) | Vehicle-mounted weighing system | |
| CN111649812A (en) | Semi-trailer vehicle-mounted weighing system | |
| CN105865598A (en) | Dynamic real-time monitoring system and method of car | |
| CN211373792U (en) | Truck overload monitoring system based on laser sensor | |
| JP2012078220A (en) | Vehicle weighing system | |
| CN214471261U (en) | High measurement accuracy semitrailer vehicle-mounted weight detection system | |
| CN112857544A (en) | Automatic weighing transport vehicle | |
| CN213932791U (en) | Goods weighing and ranging device and logistics vehicle thereof | |
| CN111964765A (en) | High measurement accuracy semitrailer vehicle-mounted weight detection system | |
| JP2017040499A (en) | Load weight measuring device for truck | |
| CN101656022A (en) | Vehicle-mounted method and vehicle-mounted device for real-time overload monitoring, tracking and positioning | |
| CN215114810U (en) | Vehicle-mounted weighing system | |
| CN106644011A (en) | On-board weighing system | |
| CN214583586U (en) | Semi-trailer vehicle-mounted weighing system based on laser displacement sensor | |
| WO2015060767A1 (en) | Load-sensing element, method and calculation unit in vehicle | |
| CN104760536A (en) | Quick loading truck weight monitoring system | |
| CN113066297A (en) | Semi-trailer vehicle-mounted weighing system suitable for main and auxiliary leaf springs | |
| CN105843144A (en) | Vehicle real-time networking monitoring system and monitoring method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220228 Address after: 518000 5th floor, Sanhang science and technology building, Northwest University of technology, No. 45, Gaoxin South ninth Road, high tech Zone community, Yuehai street, Nanshan District, Shenzhen, Guangdong Patentee after: Shenzhen Shentuo Technology Co.,Ltd. Address before: No. 156, team 6, ailingqi District, Dalingshan Town, Dongguan City, Guangdong Province, 523820 Patentee before: Ye Weibin |