CN112799341A - Engineering vehicle intelligent backing plate and early warning system based on Internet of things - Google Patents
Engineering vehicle intelligent backing plate and early warning system based on Internet of things Download PDFInfo
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- CN112799341A CN112799341A CN202110398585.7A CN202110398585A CN112799341A CN 112799341 A CN112799341 A CN 112799341A CN 202110398585 A CN202110398585 A CN 202110398585A CN 112799341 A CN112799341 A CN 112799341A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/048—Monitoring; Safety
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
- B66C15/06—Arrangements or use of warning devices
- B66C15/065—Arrangements or use of warning devices electrical
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
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Abstract
The invention discloses an engineering vehicle support leg intelligent base plate based on the Internet of things and an early warning system comprising the same. Engineering vehicle landing leg intelligence backing plate based on thing networking, its structural composition includes: the device comprises a base plate main body, a detection device and a power supply device, wherein the detection device is arranged in the base plate main body and comprises a posture detection mechanism and a position detection mechanism; a sunken groove is formed in the center of the base plate main body, and the shape of the sunken groove corresponds to the shape of the bottom of the engineering vehicle supporting leg; the sinking groove is provided with a T-shaped hole formed by continuous sinking, and a position detection mechanism and a posture detection mechanism of the detection device are fixed in the T-shaped hole. The engineering vehicle landing leg intelligent cushion plate based on the Internet of things can prejudge the risk of the engineering vehicle landing leg overturning, and the early warning system comprising the device can analyze the stretching and supporting conditions of a plurality of landing legs of a vehicle in real time, establish a three-dimensional supporting model, analyze the supporting stability and send out early warning.
Description
Technical Field
The invention relates to the field of construction safety supervision of engineering vehicles, in particular to an intelligent backing plate of an engineering vehicle based on the Internet of things and an early warning system.
Background
The engineering vehicle is indispensable construction equipment in the building industry, can replace manpower on a large scale, and enables the efficiency of the building engineering to be doubled. The safe and stable construction of the engineering vehicle is an important premise for guaranteeing the construction of engineering projects, once a safety accident occurs, not only can direct economic loss be brought to construction enterprises, but also the engineering progress can be influenced, and even the construction enterprises can face the cost of losing lives and severe social influence, so the construction enterprises pay more and more attention to the safe construction guarantee work of the engineering vehicle.
The market holding amount of the engineering vehicles is higher and higher, and more engineering vehicles are constructed at the same time in a construction site. In the construction process, the engineering vehicle with the supporting legs generally uses the base plate to increase the supporting capacity and stability of the foundation, only field construction personnel arrange the base plate according to experience at present, and managers are difficult to supervise in real time. During vehicle construction, because the foundation shifts or sinks due to increased load or change of center of gravity, constructors can work on the engineering vehicle to ignore the change of the foundation and cannot intervene when safety risks are found. Therefore, a set of unified supervision early warning system needs to be designed, and the requirements of a construction enterprise on real-time supervision of a large number of engineering vehicles at a plurality of construction sites can be met.
Disclosure of Invention
The invention aims to provide an engineering vehicle support leg intelligent base plate based on the Internet of things and an early warning system.
The invention relates to an intelligent base plate of an engineering vehicle supporting leg based on the Internet of things, which comprises the following structural components: the base plate comprises a base plate main body, a detection device and a power supply device; the detection device and the power supply device are arranged in the base plate main body, and the detection device collects and outputs position data and posture data of the intelligent base plate of the engineering vehicle support leg based on the Internet of things.
The detection device comprises position detection mechanisms, and the position detection mechanisms can be mutually positioned and are used for judging the relative position data of the base plate main bodies; the detection device comprises a posture detection mechanism for detecting the inclination angle and the vibration condition of the base plate main body.
The detection device may be in wireless communication, transmitting position data and attitude data.
The position detection mechanism is a Bluetooth module.
The attitude detection mechanism is a six-axis gyroscope.
The base plate comprises a base plate body and is characterized in that a sunken groove is formed in the center of the base plate body, the shape of the sunken groove corresponds to the shape of the bottom of an engineering vehicle supporting leg, and the sunken groove is detachably connected with the bottom of the engineering vehicle supporting leg.
The sinking groove is provided with a T-shaped hole formed by continuous sinking, and a position detection mechanism and a posture detection mechanism of the detection device are fixed in the T-shaped hole.
Further, the T-shaped hole is located in the center of the sunken groove.
Further, the shape and size of the detection device are consistent with the shape and size of the inner diameter of the T-shaped hole, and the upper surface of the detection device is flush with the lower plane of the sunken groove.
The shape of the undercut in the pad body may be varied, for example circular, square or polygonal, to suit different vehicle leg bottoms.
The handle is arranged above the base plate main body, so that the base plate is convenient to carry.
The support structure of a work vehicle is generally composed of four legs. Before construction operation, a constructor firstly operates the horizontal supporting legs of the vehicle, horizontally extends the horizontal supporting legs to the appointed bearing ground in all directions, and then operates the vertical supporting legs to fall. At the moment, constructors need to arrange the intelligent base plate of the support legs of the engineering vehicle based on the Internet of things between the vertical support legs and the bearing ground, so that the vertical support legs fall into the middle area of the base plate, and the requirement of horizontal support of the vehicle is met.
The application of the engineering vehicle support leg intelligent base plate based on the Internet of things provides a base plate main body inclination angle value, an offset direction and offset acceleration value data; judging whether the position of the engineering vehicle supporting leg has a rollover risk or not, and sending out an early warning when the position exceeds a safety threshold; the safety threshold encompasses a tilt angle value and an offset acceleration value.
The engineering vehicle support leg intelligent base plate based on the Internet of things is placed on a relatively flat working ground, the placement position of the engineering vehicle support leg intelligent base plate is that the engineering vehicle support leg intelligent base plate has an initial position parameter, the inclination angle of the engineering vehicle support leg intelligent base plate deviates along with the progress of a construction process, and a safety preset threshold value is set before the engineering vehicle runs; and the safety preset threshold comprises a tilt angle value and an offset acceleration value.
In this safety preset threshold value, this vehicle does not relate to the risk of tumbling, when exceeding this safety preset threshold value, engineering vehicle landing leg intelligence backing plate based on the thing networking can send the early warning, and the guide relevant personnel consolidate or make level the processing to this engineering vehicle landing leg intelligence backing plate position based on the thing networking.
When the engineering vehicle starts to work, the inclination angle of the base plate main body is collected as an initial value. The vehicle and the support legs can vibrate during operation. When the difference between the inclination angle of the base plate and the inclination angle at the beginning of operation exceeds a safety range, or the deviation acceleration in a certain direction is larger than a preset value, the bearing ground of the base plate is unstable or collapses.
The intelligent base plate of the engineering vehicle supporting leg based on the Internet of things is not greatly different from a common base plate, a detection device is mainly added, the size is small, and the original structure is not changed greatly. The detection device can be arranged in the base plate production process of a factory, the produced base plate can be transformed, the production transformation is simple and convenient, and the cost is lower.
According to the intelligent pad plate for the engineering vehicle supporting legs based on the Internet of things, the early warning signals are transmitted, the means of manual observation, photo taking by an instrument and the like are replaced, whether the engineering vehicle has a rollover risk or not is judged through the signals such as the inclination angle value and the like, and whether the engineering vehicle meets the safety standard of the engineering vehicle or not is judged.
The application of the intelligent backing plate of the engineering vehicle supporting leg based on the Internet of things is used for forming a vehicle posture early warning system.
The invention provides a vehicle posture early warning system which comprises two or more than two engineering vehicle supporting leg intelligent base plates based on the Internet of things, a vehicle-mounted terminal, a server and a client, wherein the vehicle-mounted terminal is communicated with a plurality of detection devices of the engineering vehicle supporting leg intelligent base plates based on the Internet of things, receives position data and posture data and uploads the position data and the posture data to the server in real time, the server analyzes the stretching condition and the supporting stability of a plurality of supporting legs of a vehicle, establishes a vehicle supporting three-dimensional model, and sends early warning information to the client if the inclination angle of a vehicle body or the inclination angle of the base plates and the offset exceed a safety range.
The detection device of the intelligent backing plate of the engineering vehicle support leg based on the Internet of things is connected with the vehicle-mounted equipment and matched with the vehicle-mounted equipment, and the vehicle-mounted equipment acquires attitude data and position data to obtain the accurate relative distance between each intelligent backing plate of the engineering vehicle support leg based on the Internet of things and the vehicle-mounted equipment.
Engineering vehicle landing leg intelligence backing plate based on thing networking when the level was placed, detection device judges the angle, and the backing plate main part is placed the angle and is close the level, and a plurality of intelligent backing plates can automatic interconnect pair, send the electromagnetic wave through the antenna, can obtain the accurate relative distance of every intelligent backing plate.
The vehicle-mounted terminal is in wireless communication with the detection device of the intelligent backing plate of the engineering vehicle supporting leg based on the Internet of things, data parameters collected by the detection device are uploaded to the server side in real time, the extension conditions and the support stability of a plurality of supporting legs of the vehicle are analyzed, a vehicle support three-dimensional model is built, and if the extension conditions and the support stability exceed a safety range, alarm information is sent through the client side.
The vehicle-mounted terminal is in remote communication with the server through a mobile network, the server analyzes according to the input vehicle files, the real-time vehicle position information and the gesture information, the analysis result exceeds the safety threshold range, alarm information is sent to the client, the client information receiver is related to operators and managers of the engineering vehicle, and the related operators and managers of the engineering vehicle deal with the corresponding engineering vehicle.
The alarm information pushing assistance informs the engineering vehicle of the relevant operators and managers in a short message and telephone mode.
A plurality of the position detection mechanism of the intelligent backing plate of the engineering vehicle landing leg based on the Internet of things carries out high-precision direction positioning each other, determines the position through signal strength and direction simultaneously, outputs accurate relative distance, and when the position of the intelligent backing plate of the engineering vehicle landing leg based on the Internet of things deviates, synchronously updates positioning data and relative distance and transmits data to the vehicle-mounted terminal in real time.
The detection device of the intelligent base plate of the engineering vehicle support leg based on the Internet of things comprises a posture detection mechanism, can acquire the inclination angle change, the deviation direction and the deviation acceleration of the base plate main body caused by the gravity center deviation of a vehicle or the ground collapse when the base plate main body bears the pressure, and transmits data to a vehicle-mounted terminal in real time.
The vehicle-mounted terminal is installed on a vehicle chassis, and the server side can collect data information of the vehicle-mounted terminal by using the cloud server, analyze the data information and send early warning information to the mobile phone client of the user in real time.
Further, the vehicle-mounted terminal is mounted in the center of a shape formed by points of leg joints connected with the chassis of the vehicle and is flush with the upper surfaces of the leg joints.
Further, the vehicle-mounted terminal is internally provided with a posture detection mechanism for acquiring the inclination angle change, the offset direction and the offset acceleration of the vehicle. When the vehicle works, if the gradient of the whole vehicle is larger than a preset value, the client reminds related personnel to stop operating, otherwise, the client is in danger of overturning.
The attitude data of the vehicle-mounted terminal can represent the inclination angle and the vibration condition of the vehicle, and the attitude data of each base plate represents the inclination angle and the vibration condition of the bottom of the corresponding supporting leg.
According to the embodiment of the invention, the early warning system of the engineering vehicle comprises an intelligent base plate, a vehicle-mounted terminal, a server and a client, wherein the intelligent base plate is used for supporting a plurality of supporting legs respectively, the intelligent base plate is used for collecting position data and posture data of each base plate during vehicle operation, the vehicle-mounted terminal receives the data of each base plate and reports the data to the server, an electronic three-dimensional model of the stretching condition of the supporting legs of the vehicle is drawn, real-time posture data of a vehicle chassis and each supporting leg are obtained, and when the data exceeds a safety range, warning information is sent to the client.
The invention is suitable for engineering vehicles such as concrete pump trucks, concrete vehicle-mounted pumps, automobile cranes, all-terrain cranes, aerial ladder fire trucks and the like, and can realize the supporting three-dimensional model and the early warning system of the engineering vehicles.
Drawings
Fig. 1 shows a schematic structural diagram of an intelligent mat according to an embodiment of the present invention.
Fig. 2 shows a schematic sectional structure view along a-a of the intelligent mat according to the embodiment of fig. 1.
Fig. 3 shows a schematic diagram of intelligent tie plate pose data acquisition according to the embodiment of fig. 1.
Fig. 4 shows a schematic diagram of the extension of a support leg of a work vehicle to which the intelligent mat of the present invention is applied.
Fig. 5 is a schematic diagram illustrating the direction positioning and relative distance acquisition of the intelligent base plate and the vehicle-mounted terminal to which the invention is applied.
Fig. 6 shows a schematic diagram of a three-dimensional space model of the extension condition of the support leg of the vehicle drawn by the intelligent cushion plate and the early warning system comprising the intelligent cushion plate.
Detailed Description
The detailed description of the embodiments of the present invention will be described in conjunction with the accompanying drawings, which are set forth herein for the purpose of illustration and explanation only and are not intended to represent all embodiments consistent with the present invention.
As shown in fig. 1 to 6, according to an embodiment of the present invention, an intelligent pad includes a pad body and a detection device, the detection device is disposed in the pad body, collects and outputs position data and posture data of the pad, a vehicle-mounted terminal wirelessly communicates with the detection device, uploads the data parameters collected by the detection device to a server in real time, analyzes extension conditions and support stability of a plurality of legs of a vehicle, establishes a vehicle support three-dimensional model, and sends alarm information through a client if the data parameters exceed a safety range.
The leg rest groove on the pallet body may be shaped in various ways, for example circular, square or polygonal, to fit different vehicle leg bottoms. In this embodiment, the leg placement groove is circular in shape.
The invention arranges a detection device in the backing plate main body, wherein the detection device comprises a position detection mechanism. The position detection mechanism of a plurality of intelligent backing plates carries out high accuracy direction location each other, comes the definite position through signal strength and direction simultaneously, exports accurate relative distance, when the skew takes place for the position of intelligent backing plate, updates location data and relative distance in step to with data real-time transmission to vehicle mounted terminal.
The detection device comprises a posture detection mechanism, can acquire the inclination angle change, the offset direction and the offset acceleration of the cushion plate main body caused by the gravity center offset of a vehicle or the ground collapse when the cushion plate main body bears the pressure in real time, and transmits data to the vehicle-mounted terminal in real time.
The vehicle-mounted terminal is installed on a vehicle chassis, and in the embodiment, for simplification of processing, the vehicle-mounted terminal is installed in the center of a rectangle formed by four leg joints of a vehicle and is flush with the upper surfaces of the leg joints. The vehicle-mounted terminal is internally provided with a posture detection mechanism which can acquire the inclination angle change, the offset direction and the offset acceleration of the vehicle. When the vehicle works, if the gradient of the whole vehicle is larger than a preset value, the client reminds related personnel to stop operating, otherwise, the client is in danger of overturning.
The unfolding form of the vehicle supporting leg can be divided into a front-back swinging type, a front-back telescopic type and a front-back swinging type. In the present embodiment, a front-back swing type (i.e., X-type) is taken as an example, and as shown in fig. 4, after four legs of the vehicle are extended in the horizontal direction, the vertical leg is extended, and four intelligent mats are used as load-bearing. The center of the pad may approximately be the apex of the leg extending in the horizontal direction.
Referring to fig. 5, when the vehicle-mounted terminal is connected with 2 intelligent mats in a pairing manner, a distance L1 between the vehicle-mounted terminal Device and the mat Plate1, a distance L1 between the vehicle-mounted terminal Device and the mat Plate2, and a distance L3 between the mat Plate1 and the mat Plate2 can be obtained, and a two-dimensional plane model, i.e., a triangle OMN, can be drawn based on the distances between the three points.
Referring to fig. 6, when the in-vehicle terminal and 3 intelligent pads are connected in a pairing manner, a three-dimensional space model, i.e., a triangular pyramid OMNP, may be drawn based on a distance between four points. When the vehicle-mounted terminal is connected with 4 intelligent base plates in a matched mode, a three-dimensional space model, namely a rectangular pyramid OMNPQ, can be drawn based on the distance between the five points. And (3) establishing a three-dimensional coordinate system by taking O as an origin and taking a rectangle ABCD formed by connecting four central points of the upper surface of the vehicle leg joint as a plane, so as to obtain M, N, P, Q coordinate values of the four points.
The leg support form at the time of vehicle construction is divided into a full support (four legs are required) and a unilateral support (a front support or a left/right unilateral support mode, two legs are required), and the full support form, which is also the most widely used form, is exemplified in the present embodiment.
Referring to fig. 6, a rectangle ABCD can be obtained by using the center point of the upper surface of the vehicle leg joint as a vertex, and the point O where the vehicle-mounted terminal is located is the middle point of the rectangle ABCD. By taking the extension of the rectangle ABCD as the plane IJKL, the projection of the rectangular pyramid OMNPQ on the plane IJKL, i.e. the projection of the rectangle EFGH, wherein the points E, F, G, H are the respective points M, N, P, Q on the plane IJKL, can be obtained. And then, obtaining line segments AE, BF, CG and DH which are respectively the extending distances of the four supporting legs in the horizontal direction, and line segments EM, FN, GP and HQ which are respectively the extending distances of the four supporting legs in the vertical direction. The four points M, N, P, Q and the projection points E, F, G, H of the four points M, N, P, Q jointly form a hexahedron MNPQ-EFGH, and a three-dimensional space model of the extension condition of the vehicle leg can be drawn according to the information.
And the server side draws a real-time three-dimensional space model according to the real-time posture and position data, and when any position point in the three-dimensional space model has data change, the deviation of the center and the gravity center position of the three-dimensional space model exceeds a safety threshold value, an early warning can be sent.
The attitude data of the vehicle-mounted terminal can represent the inclination angle and the vibration condition of the vehicle, and the attitude data of each base plate represents the inclination angle and the vibration condition of the bottom of the corresponding support leg.
When the vehicle starts to work, the inclination angle of the base plate is collected as an initial value. The vehicle and the support legs can vibrate during operation. When the difference between the inclination angle of the base plate and the inclination angle at the beginning of operation exceeds a safety range, or the deviation acceleration in a certain direction is larger than a preset value, the bearing ground of the base plate is unstable or collapses.
According to the embodiment of the invention, the early warning system of the engineering vehicle comprises an intelligent base plate, a vehicle-mounted terminal, a server and a client, wherein the intelligent base plate is used for supporting a plurality of supporting legs respectively, the intelligent base plate is used for collecting position data and posture data of each base plate during vehicle operation, the vehicle-mounted terminal receives the data of each base plate and reports the data to the server, an electronic three-dimensional model of the stretching condition of the supporting legs of the vehicle is drawn, real-time posture data of a vehicle chassis and each supporting leg are obtained, and when the data exceeds a safety range, warning information is sent to the client.
Claims (13)
1. The utility model provides an engineering vehicle landing leg intelligence backing plate based on thing networking which characterized in that, its structural composition includes: a base plate main body, a detection device and a power supply device,
the detection device is arranged in the base plate main body and comprises a posture detection mechanism and a position detection mechanism, and the posture detection mechanism is used for acquiring and outputting position data and posture data of the engineering vehicle support leg intelligent base plate based on the Internet of things;
a sunken groove is formed in the center of the base plate main body, the shape of the sunken groove corresponds to the shape of the bottom of the engineering vehicle supporting leg, and the sunken groove is detachably connected with the engineering vehicle supporting leg;
the sinking groove is provided with a T-shaped hole formed by continuous sinking, and a position detection mechanism and a posture detection mechanism of the detection device are fixed in the T-shaped hole.
2. The Internet of things-based intelligent base plate for engineering vehicle legs according to claim 1, wherein the position detection mechanism is a Bluetooth module.
3. The Internet of things-based intelligent base plate for support legs of engineering vehicles according to claim 1, wherein the attitude detection mechanism is a six-axis gyroscope.
4. The Internet of things-based engineering vehicle leg intelligent base plate as claimed in claim 1, wherein the detection device is in wireless communication.
5. The Internet of things-based engineering vehicle leg intelligent pad as claimed in claim 1, wherein the T-shaped hole is located in the center of the sunken groove.
6. The Internet of things-based intelligent pad for engineering vehicle legs as claimed in claim 5, wherein the shape and size of the detection device are consistent with the shape and size of the inner diameter of the T-shaped hole, and the upper surface of the detection device is flush with the lower plane of the sunken groove.
7. The Internet of things-based intelligent base plate for engineering vehicle legs according to claim 1, wherein a handle is arranged above the base plate main body.
8. The application of the intelligent pad for the engineering vehicle support legs based on the Internet of things as claimed in claim 1, wherein the values of the inclination angle, the offset direction and the offset acceleration value of the pad body are given; judging whether the position of the engineering vehicle supporting leg has a rollover risk or not, and sending out an early warning when the position exceeds a safety threshold; the safety threshold encompasses a tilt angle value and an offset acceleration value.
9. The application of the intelligent pad plate for the engineering vehicle supporting legs based on the Internet of things is characterized in that the intelligent pad plate is used for forming a vehicle posture early warning system.
10. The vehicle posture early warning system is characterized by comprising two or more than two engineering vehicle support leg intelligent base plates based on the Internet of things, a vehicle-mounted terminal, a server and a client; the vehicle-mounted terminal is communicated with the plurality of detection devices of the intelligent base plate of the engineering vehicle supporting leg based on the Internet of things, receives position data and posture data and uploads the position data and the posture data to the server side in real time, the server side analyzes the stretching condition and the supporting stability of the plurality of supporting legs of the vehicle, a vehicle supporting three-dimensional model is built, and early warning alarm information is sent to the client side if the inclination angle of the vehicle body or the inclination angle and the offset of the base plate exceed a safety range.
11. The vehicle attitude warning system according to claim 10, wherein the in-vehicle terminal is mounted on a vehicle chassis.
12. The vehicle attitude warning system according to claim 11, wherein the in-vehicle terminal is mounted in the center of a shape formed by points where leg joints connected to a chassis of the vehicle are located, flush with upper surfaces of the leg joints.
13. The vehicle attitude early warning system according to claim 12, wherein the vehicle-mounted terminal is internally provided with an attitude detection mechanism for acquiring the change of the inclination angle, the offset direction and the offset acceleration of the vehicle.
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| CN112799341B (en) | 2022-07-12 |
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