CN110672424A - Visual safety monitoring system and method for large-tonnage static load test bed - Google Patents
Visual safety monitoring system and method for large-tonnage static load test bed Download PDFInfo
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Abstract
The invention relates to the technical field of geotechnical engineering pile foundation detection, and particularly discloses a visual safety monitoring system and a visual safety monitoring method for a large-tonnage static load test bed, wherein the system comprises a laser distance measuring device arranged on the side surface of the static load test bed, a server in communication connection with the laser distance measuring device, and a mobile phone APP in communication connection with the server, wherein the server comprises a first communication module; the first communication module receives the distance measurement information and sends the distance measurement information to the mobile phone APP; the mobile phone APP comprises a second communication module, a data monitoring module, an information input module and a three-dimensional mapping module. The system and the method of the invention realize the monitoring of the bearing process of the static load test bed, and remind the operating personnel of more reasonably applying heavy objects in time by the generated early warning information, ensure the safety of the static load test bed in the test process, avoid the occurrence of uneven settlement and even collapse and inclination of the platform due to the shift of the gravity center of the platform, and also ensure the life and property safety of experimenters.
Description
Technical Field
The invention relates to the technical field of geotechnical engineering pile foundation detection, in particular to a visual safety monitoring system and method for a large-tonnage static load test bed.
Background
The static load test is an important technology for detecting the bearing capacity of the geotechnical engineering foundation pile. In the existing static load test, a static load test pressure platform is usually erected above a foundation pile to be detected, and counter weights such as cement concrete blocks, steel blocks or sand bags are gradually stacked on the platform. In the test process, because the placement of the counter weights is not uniform enough, the gravity center of the platform is easy to be eccentric, or the bearing capacity of the foundation soil is not sufficient, the test platform is easy to be unevenly settled, so that safety accidents such as collapse and inclination of the test bed are easy to happen in the large-tonnage static load test process, and the life and property safety of testers is threatened.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides a visual safety monitoring system and method for a large-tonnage static load test bed.
The utility model provides a visual safety monitoring system of large-tonnage static test platform, its characterized in that, the system is including installing the laser ranging device in the static test platform side, with the server of laser ranging device communication connection to and the cell-phone APP of being connected with the server communication, wherein:
the laser ranging device measures the position change condition of the side surface of the static load test bed, generates distance measurement information and sends the distance measurement information to the server;
the server comprises a first communication module; the first communication module receives the distance measurement information and sends the distance measurement information to the mobile phone APP;
the mobile phone APP comprises a second communication module, a data monitoring module, an information input module and a three-dimensional mapping module; the second communication module communicates with the first communication module to acquire distance measurement information; the data monitoring module monitors the distance measurement information and generates early warning information; the information input module inputs the relation between the size parameters and the positions of the static test bed and the laser ranging device; and the three-dimensional mapping module establishes a three-dimensional model map of the static test bed and the laser ranging device according to the relation between the size parameters and the positions of the static test bed and the laser ranging device and the distance measurement information.
Further, laser rangefinder includes laser emitter, laser receiver and third communication module, wherein:
the laser transmitter is arranged on the side surface of the static load test bed, and the position of the laser receiver corresponds to that of the laser transmitter; the laser receiver generates distance measurement information after receiving laser emitted by the laser emitter, and the third communication module sends the distance measurement information to the server.
Further, the system also comprises an inclination angle measuring device arranged on the side surface of the static load test bed, wherein the inclination angle measuring device comprises an inclination angle sensor and a fourth communication module, wherein:
the inclination angle sensor is electrically connected with the second communication module, measures the inclination angle of the side surface of the static load test bed and generates inclination angle measurement information, and the fourth communication module sends the inclination angle measurement information to the server;
the first communication module sends the inclination angle measurement information to a mobile phone APP;
the second communication module acquires the inclination angle measurement information; the data monitoring module monitors the dip angle measurement information and generates early warning information; the information input module inputs the relation between the size parameters and the positions of the static test bed and the inclination angle measuring device; and the three-dimensional mapping module is used for establishing a three-dimensional model diagram of the static test stand and the inclination angle measuring device according to the relation between the size parameters and the positions of the static test stand and the inclination angle measuring device and the inclination angle measuring information.
Further, the three-dimensional mapping module is also used for establishing a three-dimensional model map of the static test stand, the laser ranging device and the inclination angle measuring device according to the size parameter and position relationship, the distance measuring information and the inclination angle measuring information of the static test stand, the laser ranging device and the inclination angle measuring device.
Furthermore, the mobile phone APP further comprises a decision suggestion module, the decision suggestion module divides the static test bed into regions at the installation position of the static test bed through the laser ranging device and the inclination angle measuring device, carries out safety assessment on each region according to the distance measuring information and the inclination angle measuring information, and gives a position suggestion for stacking heavy objects.
Further, the information input module comprises a platform size input unit and a detection device position input unit, wherein:
the platform size input unit is used for inputting size information of the static load test bed;
the detection device position recording unit is used for recording the installation position information of the laser transmitter, the laser receiver and the inclination angle sensor on the static load test bed.
Furthermore, the server also comprises a database module, the second communication module sends the information generated by the decision suggestion module and the information input module to the first communication module, and the first communication module forwards the information to the database module for storage.
The invention also provides a visual safety monitoring method of the large-tonnage static load test bed, which comprises the following steps:
building a static load test bed, and mounting a laser ranging device and an inclination angle measuring device on the static load test bed;
establishing communication among the laser distance measuring device, the inclination angle measuring device and the server, and establishing communication between the server and the mobile phone APP;
the method comprises the steps that a mobile phone APP inputs the dimensional parameters and the position relations of a static test bed, a laser ranging device and an inclination angle measuring device, and a three-dimensional model diagram of the static test bed, the laser ranging device and the inclination angle measuring device is established;
setting an early warning threshold value of monitoring distance measurement information and inclination angle measurement information of a mobile phone APP;
the load loading device gradually applies a heavy object to the static load test bed;
the laser ranging device and the inclination angle measuring device measure and send generated distance measuring information and inclination angle measuring information to the server, and the server sends the distance measuring information and the inclination angle measuring information to the mobile phone APP;
monitoring distance measurement information and inclination angle measurement information by a mobile phone APP, and generating early warning alarm information;
and operating the load loading device to apply the heavy object to the specific position of the static load test bed according to the early warning information so as to ensure the safe stacking of the heavy object.
Specifically, the method further comprises: and the mobile phone APP performs safety assessment on the static load test bed according to the distance measurement information and the inclination angle measurement information, and provides a position suggestion for stacking heavy objects.
Specifically, the method further comprises: and (4) applying a heavy object to a specific position of the static load test bed by combining the early warning alarm information and the position suggestion operation load loading device to ensure that the heavy object is safely stacked.
The visual safety monitoring system and method for the large-tonnage static load test bed have the following beneficial effects:
according to the visual safety monitoring system and method for the large-tonnage static test bed, the laser ranging devices detect the settlement condition of the static test bed and generate distance measurement information, the server collects the distance measurement information generated by the plurality of laser ranging devices and sends the collected distance measurement information to the mobile phone APP, the mobile phone APP monitors the distance measurement information and generates early warning information, and a three-dimensional model diagram of the static test bed and the laser ranging devices is established by inputting the relation between the size parameters and the positions of the static test bed and the laser ranging devices 3 and combining the distance measurement information. The invention realizes the monitoring of the bearing process of the static load test bed, and timely reminds the operators of more reasonably applying heavy objects by the generated early warning information, ensures the safety of the static load test bed in the test process, avoids the occurrence of uneven settlement and even the condition of platform collapse and inclination caused by the shift of the gravity center of the platform, and also ensures the life and property safety of experimenters.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 the drawings without creative efforts.
FIG. 1 is a block diagram of a visual safety monitoring system of a large-tonnage static load test bed according to an embodiment of the present invention;
FIG. 2 is a structural design diagram of a static load test bed of a visual safety monitoring system of a large-tonnage static load test bed according to an embodiment of the invention;
FIG. 3 is a flowchart illustrating steps of a visual safety monitoring method for a large-tonnage static test bed according to an embodiment of the present invention;
FIG. 4 is a flowchart illustrating steps of a visual safety monitoring method for a large-tonnage static test bed according to an embodiment of the present invention;
FIG. 5 is a flowchart illustrating steps of a visual safety monitoring method for a large-tonnage static test bed according to another embodiment of the present invention;
wherein: 1-a server, 101-a first communication module, 102-a database module, 2-a mobile phone APP, 201-a second communication module, 202-a data monitoring module, 203-an information entry module, 2031-a platform size entry unit, 2032-a detection device position entry unit, 204-a three-dimensional imaging module, 205-a decision suggestion module, 3-a laser ranging device, 301-a laser transmitter and 302-a laser receiver, 303-a third communication module, 4-an inclination angle measuring device, 401-an inclination angle sensor, 402-a fourth communication module, 5-a static load test bed, 501-a foundation pile, 502-a ship raft, 503-a crossbeam, 504-a cushion beam, 505-a secondary beam, 506-a jack, 507-a steel plate and 508-a pile cap.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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.
The visual safety monitoring system of the large-tonnage static test bed disclosed by the embodiment of the invention comprises a laser ranging device 3 arranged on the side surface of the static test bed, a server 1 in communication connection with the laser ranging device 3, and a mobile phone APP2 in communication connection with the server 1, as shown in figure 1. The laser ranging device 3 measures the position change condition of the side surface of the static test bed, generates distance measurement information and sends the distance measurement information to the server 1; the server 1 comprises a first communication module 101; the first communication module 101 receives the distance measurement information and sends the distance measurement information to the mobile phone APP 2; the mobile phone APP2 comprises a second communication module 201, a data monitoring module 202, an information entry module 203 and a three-dimensional mapping module 204; the second communication module 201 communicates with the first communication module 101 to obtain distance measurement information; the data monitoring module 202 monitors the distance measurement information and generates early warning information; the information input module 203 inputs the relation between the size parameters and the positions of the static test bed and the laser ranging device 3; the three-dimensional mapping module 204 establishes a three-dimensional model map of the static test bed and the laser ranging device 3 according to the relation between the size parameters and the positions of the static test bed and the laser ranging device 3 and the distance measurement information.
In the embodiment of the present invention, the data monitoring module 202 should use a preset early warning threshold of the distance measurement information and the tilt measurement information as a determination standard, and when the distance measurement information or the tilt measurement information exceeds the preset threshold, generate early warning information or warning information correspondingly. The specific early warning alarm mode is not limited in this embodiment, and may be displayed on a mobile phone in a pop-up window mode, or in a text bar rolling mode, or in a setting of a graphic frame to represent each laser distance measuring device 3, if the distance measurement information measured by the corresponding laser distance measuring device 3 exceeds a set threshold, a color switching mode is performed for reminding, for example, green is set as a safety level, yellow is a warning level, and red is a warning level, and if a red graphic frame appears, field operation personnel should evacuate as early as possible, so that the personal and property threats are avoided. Those skilled in the art can also design other early warning modes, all of which belong to the protection scope of the present embodiment.
After the three-dimensional mapping module 204 in the embodiment of the present invention generates the three-dimensional model map, distance measurement information may be displayed on a corresponding model map set in the laser distance measuring sensor 3, so that an operator may combine the distance measurement information with actual measurement.
According to the visual safety monitoring system of the large-tonnage static test bed, the laser ranging devices detect the settlement condition of the static test bed and generate distance measurement information, the server collects the distance measurement information generated by the laser ranging devices and then sends the collected distance measurement information to the mobile phone APP, the mobile phone APP monitors the distance measurement information and generates early warning alarm information, and a three-dimensional model diagram of the static test bed and the laser ranging devices is established by recording the relation between the size parameters and the positions of the static test bed and the laser ranging devices 3 and combining the distance measurement information. The invention realizes the monitoring of the bearing process of the static load test bed, and timely reminds the operators of more reasonably applying heavy objects by the generated early warning information, ensures the safety of the static load test bed in the test process, avoids the occurrence of uneven settlement and even the condition of platform collapse and inclination caused by the shift of the gravity center of the platform, and also ensures the life and property safety of experimenters.
Specifically, as shown in fig. 1, the laser ranging device 3 includes a laser transmitter 301, a laser receiver 302 and a third communication module 303, wherein the laser transmitter 301 is installed on the side surface of the static test bed, and the position of the laser receiver 302 corresponds to the position of the laser transmitter 301; the laser receiver 302 generates distance measurement information after receiving the laser emitted by the laser emitter 301, and the third communication module 303 sends the distance measurement information to the server 1. A first communication module 101 in the server 1 sends the distance measurement information to a mobile phone APP 2; a second communication module 201 in the mobile phone APP2 acquires distance measurement information; the data monitoring module 202 monitors the distance measurement information and generates early warning information; the information recording module 203 records the size parameters and the position relations of the laser transmitter 301 and the laser receiver 302 in the static test bed and the laser ranging device 3; the three-dimensional mapping module 204 establishes a three-dimensional model map of the static test bed and the laser ranging device 3 according to the relation between the size parameters and the positions of the laser transmitter 301 and the laser receiver 302 in the static test bed and the laser ranging device 3 and the distance measurement information. In this embodiment, specific product parameters of the laser transmitter 301, the laser receiver 302, and the third communication module 303 are not limited, and the wireless communication type of the third communication module 303 may be implemented by using a GPRS or WIFI wireless network. The laser ranging device of this embodiment can provide the distance measurement information who detects the static test platform for server and cell-phone APP, and the server and cell-phone APP of being convenient for carry out further processing to distance measurement information.
Specifically, the system of the embodiment of the present invention further includes an inclination measuring device 4 installed on a side surface of the static test bed, as shown in fig. 1, the inclination measuring device 4 includes an inclination sensor 401 and a fourth communication module 402, where: the inclination angle sensor 401 is electrically connected with the fourth communication module 402, the inclination angle sensor 401 measures the inclination angle of the side surface of the static load test bed and generates inclination angle measurement information, and the fourth communication module 402 sends the inclination angle measurement information to the server 1; the first communication module 101 sends the inclination angle measurement information to the mobile phone APP 2; the second communication module 201 acquires the inclination angle measurement information; the data monitoring module 202 monitors the inclination angle measurement information and generates early warning information; the information input module 203 inputs the relation between the size parameters and the positions of the static test bed and the inclination angle measuring device 4; the three-dimensional mapping module 204 establishes a three-dimensional model map of the static test stand and the inclination angle measuring device 4 according to the dimensional parameters and the position relationship of the static test stand and the inclination angle measuring device 4 and the inclination angle measuring information.
In this embodiment, reference may be made to the processing manner of the mobile phone APP2 for processing the tilt measurement information in the mobile phone APP2 in the above embodiment, which is not described herein again. The third communication module 303 and the fourth communication module 402 are both in communication with the first communication module 101 in the server 1, and those skilled in the art can select the same communication product to implement the function. In the specific implementation of the invention, the signal sending period can be preset, so that the updating speed of the measurement signal received by the server 1 is adjusted, and the monitoring accuracy or instantaneity of the mobile phone APP2 is ensured.
As shown in fig. 2, a design structure of a static test bed in the embodiment of the present invention is provided, and it should be noted that the static test bed designed in the embodiment is only an example, and is not a limitation to the scope of patent protection. The static load test bed 5 in the embodiment comprises a foundation pile 501 which is positioned below a ground level and has the same height as the ground, two rafts 502 which are positioned above the ground level, a plurality of girders 503 and a plurality of cushion beams 504 which are paved above the rafts 502, a plurality of secondary beams 505 which are paved above the girders 503 and the cushion beams 504, and a heavy object is borne above the secondary beams 505; wherein: the two rafts 502 are symmetrically distributed on two sides of the foundation pile 501; the girder 503 is positioned right above the foundation pile 501, and the axis of the girder 503 is vertical to the axis of the raft 502; the pad beams 504 are symmetrically distributed on two sides of the girder 503, and the girder 503 and the pad beams 504 are arranged in parallel; the secondary beams 505 are parallel and closely arranged, the axes of the secondary beams 505 are parallel to the axis of the raft 502 and are vertical to the axis of the crossbeam 503; the number and specific dimensions of the girder 503, the pad beam 504, and the sub-beam 505 are determined according to the size of the foundation pile 501, and the material is preferably steel, and the laser ranging device 3 and the inclination angle measuring device 4 are installed on the outer side surface of the sub-beam 505. The static test stand 5 further comprises a plurality of jacks 506, steel plates 507 located above the jacks 506, and pile caps 508 located between the foundation piles 501 and the jacks 506, wherein the jacks 506 and the steel plates 507 are located between the pile caps 508 and the girders 503. The jacks 506 in this embodiment are used for loading static load test loads, the number of the jacks 506 in the experiment process is multiple, for example, four, nine, sixteen, and the like, and the multiple jacks 506 are connected in parallel to load the loads. A steel plate 507 is placed on the jack 506 for uniformly conducting the resultant force of the jack 506 to the girder 503. In this embodiment, the resultant axis of the jack 506 coincides with the center line of the girder 503, and is also the center line of gravity of the entire static load test bed 5. The present embodiment does not limit the production parameters of the jack 506, nor the size of the steel plate 507.
With reference to the above embodiments, the size parameters of the dead load test bed at least include the sizes of the foundation piles 501, the rafts 502, the girders 503, the pad beams 504, the secondary beams 505, the jacks 506, the steel plates 507, the pile caps 508 and the like, and the position relationship of the above components. The position relationship between the static load test stand 5 and the laser ranging device 3 should include the installation position of the laser transmitter 301 on the secondary beam 505, the distance between the laser transmitter 301 and the laser receiver 302, and the like; the positional relationship between the static test stand 5 and the inclination measuring device 4 should include the mounting position of the inclination sensor 401 on the secondary beam 505.
Specifically, the three-dimensional mapping module 204 according to the embodiment of the present invention is further configured to establish a three-dimensional model map of the static test bed, the laser ranging device 3, and the inclination measuring device 4 according to the relationship between the size parameters and the positions of the static test bed and the laser ranging device 3, and the inclination measuring device 4, the distance measuring information, and the inclination measuring information. The three-dimensional mapping module 204 in this embodiment comprehensively combines the dimensional parameters and the positional relationships of the static test bed and the laser ranging device 3 and the inclination angle measuring device 4, and the distance measurement information and the inclination angle measurement information, and the generated three-dimensional model map can comprehensively represent all the information.
Specifically, as shown in fig. 1, the mobile phone APP2 of the embodiment of the present invention further includes a decision suggestion module 205, where the decision suggestion module 205 performs region segmentation on the static test bed at the installation position of the static test bed through the laser ranging device 3 and the inclination angle measuring device 4, performs security assessment on each region according to the distance measurement information and the inclination angle measurement information, and provides a position suggestion for weight stacking. The decision suggestion module 205 may number or name the divided areas and give a suggestion of the location of stacking in a certain area according to the result of the security assessment. For the embodiment of the safety evaluation, the evaluation result may be displayed on the mobile phone in a pop-up window manner, or the evaluation result may be embodied in a manner of setting a graphic frame to represent each area and performing color switching, for example, green is set as the safety level, yellow is a medium level, red is a danger level, and the site operator should stack the heavy object at the position selected by the green area as the first choice. The embodiment of the evaluation result may also be realized by other ways by those skilled in the art, and this embodiment is not limited in this respect.
Specifically, the information entry module 203 of the embodiment of the present invention includes a platform size entry unit 2031 and a detection device position entry unit 2032, where the platform size entry unit 2031 is used to enter size information of the static load test bed; the detection device position recording unit 2032 is used for recording the installation position information of the laser transmitter 301, the laser receiver 302, and the tilt sensor 401 on the static test stand.
Specifically, the server 1 according to the embodiment of the present invention further includes a database module 102, the second communication module 201 sends the information generated by the decision suggestion module 205 and the information entry module 203 to the first communication module 101, and the first communication module 101 forwards the information to the database module 102 for storage. The information stored by the database module 102 may also be used for later analysis of experimental results, and the specific use thereof will be at the discretion of those skilled in the art and is not limited herein.
The invention also comprises another embodiment which is a visual safety monitoring method of a large-tonnage static load test bed, as shown in fig. 3, the method comprises the following steps:
step S101: building a static load test bed, and mounting a laser ranging device and an inclination angle measuring device on the static load test bed;
step S102: establishing communication among the laser distance measuring device, the inclination angle measuring device and the server, and establishing communication between the server and the mobile phone APP;
step S103: the method comprises the steps that a mobile phone APP inputs the dimensional parameters and the position relations of a static test bed, a laser ranging device and an inclination angle measuring device, and a three-dimensional model diagram of the static test bed, the laser ranging device and the inclination angle measuring device is established;
step S104: setting an early warning threshold value of monitoring distance measurement information and inclination angle measurement information of a mobile phone APP;
step S105: the load loading device gradually applies a heavy object to the static load test bed;
step S106: the laser ranging device and the inclination angle measuring device measure and send generated distance measuring information and inclination angle measuring information to the server, and the server sends the distance measuring information and the inclination angle measuring information to the mobile phone APP;
step S107: monitoring distance measurement information and inclination angle measurement information by a mobile phone APP, and generating early warning alarm information;
step S108: and operating the load loading device to apply the heavy object to the specific position of the static load test bed according to the early warning information so as to ensure the safe stacking of the heavy object.
Specifically, the method of the embodiment of the invention further comprises the step of carrying out safety assessment on the static load test bed by the mobile phone APP according to the distance measurement information and the inclination angle measurement information, and giving a position suggestion for weight stacking. This step can be implemented simultaneously in step S107 in the previous embodiment, so as shown in fig. 4, the method of this embodiment specifically includes:
step S201: building a static load test bed, and mounting a laser ranging device and an inclination angle measuring device on the static load test bed;
step S202: establishing communication among the laser distance measuring device, the inclination angle measuring device and the server, and establishing communication between the server and the mobile phone APP;
step S203: the method comprises the steps that a mobile phone APP inputs the dimensional parameters and the position relations of a static test bed, a laser ranging device and an inclination angle measuring device, and a three-dimensional model diagram of the static test bed, the laser ranging device and the inclination angle measuring device is established;
step S204: setting an early warning threshold value of monitoring distance measurement information and inclination angle measurement information of a mobile phone APP;
step S205: the load loading device gradually applies a heavy object to the static load test bed;
step S206: the laser ranging device and the inclination angle measuring device measure and send generated distance measuring information and inclination angle measuring information to the server, and the server sends the distance measuring information and the inclination angle measuring information to the mobile phone APP;
step S207: monitoring distance measurement information and inclination angle measurement information by a mobile phone APP, generating early warning alarm information, performing safety assessment on a static load test bed according to the distance measurement information and the inclination angle measurement information, and giving a position suggestion for weight stacking;
step S208: and operating the load loading device to apply the heavy object to the specific position of the static load test bed according to the early warning information so as to ensure the safe stacking of the heavy object.
Specifically, the method of the embodiment of the present invention further includes: and (4) applying a heavy object to a specific position of the static load test bed by combining the early warning alarm information and the position suggestion operation load loading device to ensure that the heavy object is safely stacked. In this embodiment, on the basis of the upper embodiment, on the basis of step S208, not only the early warning information is used as the criterion for determining the operation of the load loading device, but also the position suggestion for stacking the weight generated by the mobile phone APP is combined with the early warning information, so that the operation of the load loading device can be more accurate in the process of applying the weight, and the weight stacking can be ensured to be safer. Therefore, as shown in fig. 5, the method of this embodiment specifically includes:
step S301: building a static load test bed, and mounting a laser ranging device and an inclination angle measuring device on the static load test bed;
step S302: establishing communication among the laser distance measuring device, the inclination angle measuring device and the server, and establishing communication between the server and the mobile phone APP;
step S303: the method comprises the steps that a mobile phone APP inputs the dimensional parameters and the position relations of a static test bed, a laser ranging device and an inclination angle measuring device, and a three-dimensional model diagram of the static test bed, the laser ranging device and the inclination angle measuring device is established;
step S304: setting an early warning threshold value of monitoring distance measurement information and inclination angle measurement information of a mobile phone APP;
step S305: the load loading device gradually applies a heavy object to the static load test bed;
step S306: the laser ranging device and the inclination angle measuring device measure and send generated distance measuring information and inclination angle measuring information to the server, and the server sends the distance measuring information and the inclination angle measuring information to the mobile phone APP;
step S307: monitoring distance measurement information and inclination angle measurement information by a mobile phone APP, generating early warning alarm information, performing safety assessment on a static load test bed according to the distance measurement information and the inclination angle measurement information, and giving a position suggestion for weight stacking;
step S308: and (4) applying a heavy object to a specific position of the static load test bed by combining the early warning alarm information and the position suggestion operation load loading device to ensure that the heavy object is safely stacked.
According to the visual safety monitoring method of the large-tonnage static test bed, the laser ranging devices detect the settlement condition of the static test bed and generate distance measurement information, the server collects the distance measurement information generated by the laser ranging devices and then sends the collected distance measurement information to the mobile phone APP, the mobile phone APP monitors the distance measurement information and generates early warning alarm information, and a three-dimensional model diagram of the static test bed and the laser ranging devices is established by recording the size parameters and the position relations of the static test bed and the laser ranging devices and combining the distance measurement information. The invention realizes the monitoring of the bearing process of the static load test bed, and timely reminds the operators of more reasonably applying heavy objects by the generated early warning information, ensures the safety of the static load test bed in the test process, avoids the occurrence of uneven settlement and even the condition of platform collapse and inclination caused by the shift of the gravity center of the platform, and also ensures the life and property safety of experimenters.
The present invention has been further described with reference to specific embodiments, but it should be understood that the detailed description should not be construed as limiting the spirit and scope of the present invention, and various modifications made to the above-described embodiments by those of ordinary skill in the art after reading this specification are within the scope of the present invention.
Claims (10)
1. The utility model provides a visual safety monitoring system of large-tonnage static test platform, a serial communication port, the system is including installing the laser rangefinder to the side of the static test platform, with the server that the laser rangefinder communication is connected, and with the cell-phone APP that the server communication is connected, wherein:
the laser ranging device measures the position change condition of the side surface of the static load test bed, generates distance measurement information and sends the distance measurement information to the server;
the server comprises a first communication module; the first communication module receives the distance measurement information and sends the distance measurement information to the mobile phone APP;
the mobile phone APP comprises a second communication module, a data monitoring module, an information input module and a three-dimensional mapping module; the second communication module is communicated with the first communication module to acquire the distance measurement information; the data monitoring module monitors the distance measurement information and generates early warning information; the information input module inputs the relation between the size parameters and the positions of the static test bed and the laser ranging device; and the three-dimensional mapping module establishes a three-dimensional model map of the static test bed and the laser ranging device according to the relation between the size parameters and the positions of the static test bed and the laser ranging device and the distance measurement information.
2. The visual safety monitoring system of large-tonnage static test bed of claim 1, wherein the laser ranging device comprises a laser transmitter, a laser receiver and a third communication module, wherein:
the laser transmitter is arranged on the side surface of the static load test bed, and the position of the laser receiver corresponds to that of the laser transmitter; the laser receiver generates the distance measurement information after receiving the laser emitted by the laser emitter, and the third communication module sends the distance measurement information to the server.
3. The visual safety monitoring system of large-tonnage static test bed according to claim 2, further comprising an inclination measuring device installed on the side surface of the static test bed, wherein the inclination measuring device comprises an inclination sensor and a fourth communication module, wherein:
the inclination angle sensor is electrically connected with the fourth communication module, measures the inclination angle of the side surface of the static load test bed and generates inclination angle measurement information, and the fourth communication module sends the inclination angle measurement information to the server;
the first communication module sends the inclination angle measurement information to the mobile phone APP;
the second communication module acquires the inclination angle measurement information; the data monitoring module monitors the dip angle measurement information and generates early warning information; the information input module inputs the relation between the size parameters and the positions of the static test bed and the inclination angle measuring device; and the three-dimensional mapping module is used for establishing a three-dimensional model map of the static test stand and the inclination angle measuring device according to the relation between the size parameters and the positions of the static test stand and the inclination angle measuring device and the inclination angle measuring information.
4. The visual safety monitoring system of a large-tonnage static test bed as set forth in claim 3, wherein the three-dimensional mapping module is further configured to build a three-dimensional model map of the static test bed, the laser ranging device and the inclination measuring device according to the dimensional parameters and the positional relationships of the static test bed and the laser ranging device and the inclination measuring device, as well as the distance measuring information and the inclination measuring information.
5. The visual safety monitoring system of the large-tonnage static test bed as set forth in claim 3, wherein the mobile phone APP further comprises a decision suggestion module, the decision suggestion module divides the static test bed into regions through the installation positions of the laser ranging device and the inclination angle measuring device on the static test bed, performs safety assessment on each region according to the distance measurement information and the inclination angle measurement information, and gives a position suggestion for weight stacking.
6. The visual safety monitoring system of the large-tonnage static test bed as set forth in claim 5, wherein the information entry module comprises a platform size entry unit and a detection device position entry unit, wherein:
the platform size input unit is used for inputting size information of the static load test bed;
the detection device position recording unit is used for recording the installation position information of the laser transmitter, the laser receiver and the inclination angle sensor on the static test bed.
7. The visual safety monitoring system of the large-tonnage static test bed as set forth in claim 5, wherein the server further comprises a database module, the second communication module sends the information generated by the decision suggestion module and the information entry module to the first communication module, and the first communication module forwards the information to the database module for storage.
8. A visual safety monitoring method for a large-tonnage static load test bed is characterized by comprising the following steps:
building a static load test bed, and mounting a laser ranging device and an inclination angle measuring device on the static load test bed;
establishing communication among the laser distance measuring device, the inclination angle measuring device and the server, and establishing communication between the server and the mobile phone APP;
the method comprises the steps that a mobile phone APP inputs the dimensional parameters and the position relations of a static test bed, a laser ranging device and an inclination angle measuring device, and a three-dimensional model diagram of the static test bed, the laser ranging device and the inclination angle measuring device is established;
setting an early warning threshold value of monitoring distance measurement information and inclination angle measurement information of a mobile phone APP;
the load loading device gradually applies a heavy object to the static load test bed;
the laser ranging device and the inclination angle measuring device measure and send generated distance measuring information and inclination angle measuring information to the server, and the server sends the distance measuring information and the inclination angle measuring information to the mobile phone APP;
monitoring distance measurement information and inclination angle measurement information by a mobile phone APP, and generating early warning alarm information;
and operating the load loading device to apply the heavy object to the specific position of the static load test bed according to the early warning information so as to ensure the safe stacking of the heavy object.
9. The visual safety monitoring method for the large-tonnage static test bed as set forth in claim 8, wherein the method further comprises:
and the mobile phone APP performs safety assessment on the static load test bed according to the distance measurement information and the inclination angle measurement information, and provides a position suggestion for stacking heavy objects.
10. The visual safety monitoring method for the large-tonnage static test bed as set forth in claim 9, wherein the method further comprises:
and (4) applying a heavy object to a specific position of the static load test bed by combining the early warning alarm information and the position suggestion operation load loading device to ensure that the heavy object is safely stacked.
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