CN114822020B - Early warning system for urban public transport monitoring - Google Patents
Early warning system for urban public transport monitoring Download PDFInfo
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- CN114822020B CN114822020B CN202210376115.5A CN202210376115A CN114822020B CN 114822020 B CN114822020 B CN 114822020B CN 202210376115 A CN202210376115 A CN 202210376115A CN 114822020 B CN114822020 B CN 114822020B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 63
- 238000012423 maintenance Methods 0.000 claims abstract description 10
- 238000012545 processing Methods 0.000 claims abstract description 4
- 239000000758 substrate Substances 0.000 claims description 60
- 238000009434 installation Methods 0.000 claims description 25
- 238000005381 potential energy Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 4
- 238000004062 sedimentation Methods 0.000 claims description 4
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 description 5
- 238000010030 laminating Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
- G09F9/3026—Video wall, i.e. stackable semiconductor matrix display modules
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses an early warning system for urban public transportation monitoring, which relates to the technical field of traffic monitoring and early warning, and comprises a cloud platform for early warning, an LED display screen for displaying early warning pictures and a mounting mechanism for assembling the LED display screen, wherein the cloud platform is remotely connected with a high-definition camera mounted on a city road through a local area network, a control module output port of the cloud platform is connected with a signal input port of the LED display screen, a plurality of support columns are rotatably arranged on side walls on the upper side and the lower side of a backboard, and one end, far away from the backboard, of each support column is radially and slidably inserted with a connecting rod. According to the invention, the plurality of LED display screens can be assembled together to form the large-area display screen through the mounting mechanism, the cloud platform can early warn sudden traffic conditions after processing and analyzing by utilizing big data and the control module, so that workers can know the road surface conditions of all areas in time, and the assembled small LED display screens can be separated conveniently through the mounting mechanism during maintenance, so that the maintenance, the disassembly and the replacement are facilitated.
Description
Technical Field
The invention relates to the technical field of traffic monitoring and early warning, in particular to an early warning system for urban public traffic monitoring.
Background
Urban public transportation means that in the area determined by urban people government, public/electric car, urban rail transportation system and related facilities are utilized, according to the operation of the approved lines, stations, time and fare, basic travel service activities are provided for the public, in order to standardize traffic order, road intersections and important road sections with more concentrated traffic flows are required to be detached from the walls for the traffic order, road traffic conditions are uploaded to LED display screens of road monitoring command centers in real time through image transmission channels, central operators on duty can know road conditions of all areas in time so as to adjust the traffic flow of all the intersections, smooth traffic is ensured, the early warning display screens used by the existing traffic monitoring early warning device are assembled by adopting a plurality of small display screens for throwing more monitoring pictures, but the assembled display screens are inconvenient to detach for maintenance or replacement for a certain display screen rapidly, a large number of operators are required to be invested in the detachment process, otherwise, the whole display screens cannot be touched to the whole display screens, and the problem that the whole traffic cannot be influenced is solved by the whole display screens in a full-screen design, and the system for monitoring public transportation is not normally designed.
Disclosure of Invention
The invention aims to provide an early warning system for urban public transportation monitoring, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an early warning system for urban public transportation monitoring, including the cloud platform that is used for the early warning, the LED display screen that shows the early warning picture, be used for assembling the installation mechanism of LED display screen and support the supporting mechanism of installation mechanism, the cloud platform passes through LAN and installs the high definition digtal camera remote connection on urban road, the control module output port and the LED display screen signal input port of cloud platform are connected, can assemble a plurality of LED display screen together and constitute the large tracts of land display screen through the installation mechanism, supporting mechanism is including the supporting baseplate that can set up installation mechanism on the wall simultaneously, utilize the supporting baseplate to set up installation mechanism on the wall, so that the LED display screen after the equipment leans on the wall, be used for showing the video picture.
Utilize high definition digtal camera to shoot road surface picture, upload to cloud platform in real time through the LAN, after appearing a large amount of vehicles gathering in the high definition digtal camera shooting picture, through control module analysis processing, compare with preset numerical value, if gathering vehicle quantity exceeds preset quantity, then show as unusual, control module can classify this video picture alone, put in on the LED display screen after the equipment, so that the staff in time knows each regional road surface situation
The mounting mechanism comprises a bearing column, a plurality of back plates and a plurality of mounting base plates, wherein the back plates are uniformly distributed at intervals up and down and are fixed on the side walls of the bearing column, the bearing column fixes the back plates at intervals up and down uniformly to form a mounting frame for assembling the LED display screens of the small blocks into a large-area LED display screen for use, and the bearing column is positioned in the middle section of the back plates to ensure that the gravity center of the back plates is stable.
The side walls on the upper side and the lower side of the backboard are respectively provided with a plurality of support columns in a rotating mode, torsion springs are arranged at the rotating positions, the support columns can not rotate at will through the arrangement of the torsion springs, the support columns can rotate on the backboard, and when the support columns rotate, the torsion springs deform to generate reverse potential energy.
The LED display screen is installed on the mounting substrate lateral wall, the one end radial slip grafting of backplate is kept away from to the support column has the connecting rod, the connecting rod slides and runs through the support column, and the one end of connecting rod articulates there is T type connecting block, four T type spouts have been seted up at the back of mounting substrate, T type connecting block slip joint is inside T type spout, after the LED display screen is installed on the mounting substrate, four T type spouts at the mounting substrate back can respectively with the T type connecting block slip joint of four connecting rod tip, when whole installation mechanism is set up on the wall by the supporting substrate, the one end that the connecting rod kept away from T type connecting block is first contacted the wall, the connecting rod can drive the support column and rotate on the backplate, the connecting rod that left and right sides are relative is close to a style of calligraphy structure when rotating from being parallel to each other, simultaneously T type connecting block can slide along T type spout inside, the mounting substrate is driving LED display screen to backplate one side removal, until mounting substrate laminating is at the backplate lateral wall, two adjacent LED display screen lateral walls seamless laminating together, just can be used as a display screen together.
In a further embodiment, a roller is rotatably arranged at one end of the connecting rod away from the T-shaped connecting block, and sliding friction force is reduced by arranging the roller.
In a further embodiment, the connecting rods inserted into the two supporting columns which are horizontally opposite to each other in the same group are distributed in a V-shaped structure, after the end parts of the connecting rods are contacted with the wall, the connecting rods can drive the supporting columns to rotate by less than 90 degrees between the connecting rods and the wall, the T-shaped connecting blocks slide along the inside of the T-shaped sliding grooves while rotating, the connecting rods can also slide horizontally along the top ends of the supporting columns until the connecting rods which are opposite to the left side and the right side are close to a straight-line structure when rotating from a state parallel to each other, at the moment, the mounting substrate is attached to the side wall of the backboard, and the side walls of the two adjacent LED display screens are attached together in a seamless mode, so that the display screens can be assembled quickly.
In a further embodiment, the outer wall of one end of the connecting rod far away from the T-shaped connecting block is rotationally sleeved with an adjusting sleeve through external threads, the adjusting sleeve is positioned between the roller and the supporting column, the position of the adjusting sleeve is adjusted through rotating along the outer wall of the connecting rod, namely the length of the control connecting rod between the supporting column and the mounting substrate is controlled, as long as the positions of the adjusting sleeves of the outer walls of the connecting rods corresponding to the two adjacent LED display screens are different, the lengths of the connecting rods extending out of the supporting column are different, and after the two adjacent LED display screens are jacked up, the connecting rods are distributed in a staggered mode, so that the quick disassembly operation of workers is facilitated.
In further embodiments, the outer wall sliding sleeve of connecting rod has cup jointed the first spring that is located between support column and the mounting substrate, the one end of first spring and the outer wall fixed connection of support column, the other end of first spring supports the back lateral wall at the mounting substrate in real time, utilize the elastic potential energy of first spring, can be with the connecting rod quick sliding along the support column, can keep away from the backplate with the mounting substrate fast, until adjusting sleeve supports at the support column lateral wall, the connecting rod no longer slides, the mounting substrate position then no longer takes place to change, be convenient for through adjusting telescopic spacing, two adjacent LED display screens quick dislocation distribution, realize quick maintenance, dismantlement and change operation.
In a further embodiment, the side wall of one side of the mounting baseplate far away from the T-shaped sliding groove is provided with a T-shaped mounting notch which is horizontally distributed, the T-shaped mounting notch is internally and slidably clamped with a T-shaped mounting block, a settlement mounting hole is formed in the T-shaped mounting block, a bolt penetrates through the settlement mounting hole from the back of the T-shaped mounting block and is connected with a mounting groove of the LED display screen, the end part of the bolt is embedded in the settlement mounting hole and does not influence the T-shaped mounting block to horizontally slide along the T-shaped mounting notch, when LED display screens on two adjacent mounting baseplates are distributed in a staggered manner, the T-shaped mounting block drives the LED display screen to horizontally slide along the T-shaped mounting notch until the T-shaped mounting block slides out of the T-shaped mounting notch, a worker can independently hold the T-shaped mounting block provided with the LED display screen to detach, the bolt is detached from the settlement mounting hole, and the LED display screen is separated from the T-shaped mounting block, so that quick detachment is realized.
In a further embodiment, the side walls at two sides of the supporting substrate are fixedly provided with fixing plates, the fixing plates are provided with mounting holes, and bolts penetrate through the mounting holes to be embedded into threaded holes in the wall, so that the supporting substrate is fixedly mounted, namely the whole supporting mechanism is fixedly mounted.
In a further embodiment, the front end face of the supporting substrate is hinged with two connecting plates and two gas springs, the connecting plates are provided with hinge holes, the gas springs are located above the connecting plates, the telescopic ends of the gas springs are hinged with one ends of the inside parts of the hinge holes, which are far away from the supporting substrate, the end parts of the connecting plates are hinged with connecting sleeves, two extending plates which are distributed up and down are fixedly arranged on the side walls of the bearing columns, the bottom ends of the extending plates are fixedly provided with plug-in columns, the plug-in columns of the bearing columns are inserted into the connecting sleeves from the upper ends of the connecting sleeves and extend to the lower parts of the connecting sleeves, nuts are sleeved on the outer walls of the extending connecting sleeves of each plug-in column, and the mounting mechanisms and the supporting mechanisms are detachably connected.
In further embodiments, the top end of the front end face of the supporting substrate is fixedly provided with a limit sleeve, the top end of the side wall of the bearing column is fixedly provided with a pressing plate, a T-shaped limit rod is inserted on the pressing plate in a sliding manner, the T-shaped limit rod extends to the lower portion of the pressing plate, the outer wall of the T-shaped limit rod is sleeved with a second spring positioned at the upper end of the pressing plate, the second spring can pull down the T-shaped limit rod in real time by utilizing self-stretching potential energy, the T-shaped limit rod pulled down in real time is inserted in the limit sleeve, the bearing column can be stably attached to the side wall of the supporting substrate, namely, the mounting mechanism is lifted up, the mounting mechanism is mounted on a wall, and the assembled LED display screen displays video pictures at the optimal playing height.
Preferably, an early warning method based on the early warning system for urban public transportation monitoring comprises the following steps:
a1, a plurality of LED display screens can be assembled together to form a large-area display screen through the mounting mechanism, meanwhile, the supporting mechanism comprises a supporting substrate which can be used for arranging the mounting mechanism on a wall, and the mounting mechanism is arranged on the wall by utilizing the supporting substrate so that the assembled LED display screen leans against the wall for displaying video pictures;
a2, shooting a pavement picture by using a high-definition camera, uploading the pavement picture to a cloud platform in real time through a local area network, analyzing and processing the pavement picture by using a control module after a large number of vehicles are gathered in the high-definition camera shooting picture, comparing the pavement picture with a preset numerical value, displaying the pavement picture as abnormal if the number of gathered vehicles exceeds the preset number, and enabling the control module to independently classify the video picture and put the video picture on an assembled LED display screen so as to facilitate staff to know pavement conditions of all areas in time;
a3, during maintenance, the small LED display screens assembled together are conveniently separated through the mounting mechanism, and maintenance, disassembly and replacement are convenient.
Compared with the prior art, the invention has the beneficial effects that:
the invention relates to an early warning system for urban public transportation monitoring, which can assemble a plurality of LED display screens together to form a large-area display screen through an installation mechanism, is used for displaying video pictures, shoots road surface pictures through a high-definition camera, uploads the road surface pictures to a cloud platform in real time through a local area network, and can early warn sudden traffic conditions after the cloud platform processes and analyzes the road surface pictures through big data and a control module, and the video pictures are put in the cloud platform so as to facilitate staff to know the road surface conditions of all areas in time.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present invention;
FIG. 2 is a block diagram of an early warning system of the present invention;
FIG. 3 is a schematic view of a supporting mechanism according to the present invention;
FIG. 4 is a schematic view of a partial structure of a supporting mechanism according to the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 1A according to the present invention;
FIG. 6 is a schematic view of a partial structure of the mounting mechanism of the present invention;
FIG. 7 is a schematic view of a support post and link mounting structure of the present invention;
FIG. 8 is a schematic view of the structure of the support post and back plate of the present invention;
FIG. 9 is an exploded view of a mounting substrate and T-shaped mounting block according to the present invention;
FIG. 10 is a schematic view of the back surface structure of the mounting substrate of the present invention;
fig. 11 is a schematic view of the back structure of the T-shaped mounting block of the present invention.
In the figure: 1. a support mechanism; 11. a support substrate; 12. a fixing plate; 13. a mounting hole; 14. a connecting plate; 15. a gas spring; 16. a connecting sleeve; 17. a limit sleeve; 2. a mounting mechanism; 21. a back plate; 22. a mounting substrate; 23. a T-shaped limit rod; 24. a second spring; 25. a bearing column; 26. a pressing plate; 27. an extension plate; 28. a plug-in column; 29. a support column; 210. a connecting rod; 211. a first spring; 212. a T-shaped connecting block; 213. a roller; 214. an adjustment sleeve; 215. a T-shaped mounting notch; 216. a T-shaped mounting block; 217. sedimentation mounting holes; 218. a T-shaped chute; 3. and (5) a cloud platform.
Detailed Description
The following description will clearly and fully describe the technical solutions of the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1, fig. 2, fig. 6, fig. 7 and fig. 10, the embodiment provides an early warning system for urban public transportation monitoring, which comprises a cloud platform 3 for early warning, an LED display screen for displaying early warning pictures, a mounting mechanism 2 for assembling the LED display screen and a supporting mechanism 1 for supporting the mounting mechanism 2, wherein the cloud platform 3 is remotely connected with a high-definition camera installed on a city road through a local area network, a control module output port of the cloud platform 3 is connected with a signal input port of the LED display screen, a plurality of LED display screens can be assembled together through the mounting mechanism 2 to form a large-area display screen, meanwhile, the supporting mechanism 1 comprises a supporting substrate 11 capable of arranging the mounting mechanism 2 on a wall, the mounting mechanism 2 is arranged on the wall through the supporting substrate 11, so that the assembled LED display screen leans against the wall for displaying video pictures.
The road surface picture is shot by utilizing the high-definition camera, and is uploaded to the cloud platform 3 in real time through the local area network, after a large number of vehicles are gathered in the high-definition camera shooting picture, the high-definition camera shooting picture is analyzed and processed through the control module, the high-definition camera shooting picture is compared with a preset numerical value, if the number of gathered vehicles exceeds the preset number, the high-definition camera shooting picture is displayed as abnormal, the control module can be used for independently classifying the video picture and throwing the video picture on an assembled LED display screen, so that workers can know the road surface condition of each area in time.
If a large number of video pictures shot by the high-definition cameras on the urban road are respectively put on the LED display screen, on one hand, workers are inconvenient to view each video in real time, and a large amount of manpower is required to be input, the situation that the people watch the urban road high-definition cameras on the LED display screen in real time is not realistic, and therefore emergency situations cannot be found in time.
On the other hand, the display area of the assembled LED display screen is limited, all video pictures cannot be comprehensively put in, so that workers cannot view each video picture one by one, the workload is high, sudden traffic conditions can be early warned after the cloud platform 3 processes and analyzes the video pictures by utilizing big data and a control module, and the video pictures are independently put in the LED display screen, so that the workers can know the road surface conditions of all areas in time, the traffic flow of all intersections can be adjusted, and the traffic smoothness is ensured.
The mounting mechanism 2 comprises a bearing column 25, a plurality of back plates 21 and a plurality of mounting substrates 22, wherein the back plates 21 are uniformly distributed at intervals up and down and are fixed on the side wall of the bearing column 25, and the bearing column 25 is used for fixing the back plates 21 at intervals up and down to form a mounting frame for assembling the LED display screens with a plurality of small blocks into a large-area LED display screen.
The bearing column 25 is located at the middle section of the backboard 21 to ensure that the gravity center of the backboard 21 is stable, and when the backboard 21 is used as an LED display screen mounting support, the phenomenon of toppling due to unstable gravity center can be avoided.
The side walls on the upper side and the lower side of the back plate 21 are respectively provided with a plurality of support columns 29 in a rotating mode, torsion springs are arranged at the rotating positions, and in a natural state, the support columns 29 can not rotate the support columns 29 at will to rotate on the back plate 21, and when the support columns 29 rotate, the torsion springs deform to generate reversal potential energy.
The upper two support columns 29 and the lower two support columns 29 form a group, the four support columns 29 form a support frame for supporting the mounting substrate 22, and the LED display screen is mounted on the side wall of the mounting substrate 22.
In order to facilitate rapid assembly of the LED display screen, one end of the support column 29 far away from the back plate 21 is radially and slidably inserted with the connecting rod 210, the connecting rod 210 is slidably penetrated through the support column 29, one end of the connecting rod 210 is hinged with the T-shaped connecting block 212, four T-shaped sliding grooves 218 are formed in the back surface of the mounting substrate 22, the T-shaped connecting block 212 is slidably clamped inside the T-shaped sliding grooves 218, after the LED display screen is mounted on the mounting substrate 22, the four T-shaped sliding grooves 218 in the back surface of the mounting substrate 22 can be respectively slidably clamped with the T-shaped connecting blocks 212 at the end parts of the four connecting rods 210, when the whole mounting mechanism 2 is arranged on a wall by the support substrate 11, one end of the connecting rod 210 far away from the T-shaped connecting block 212 is firstly contacted with the wall, the connecting rod 210 can drive the support column 29 to rotate on the back plate 21, the opposite connecting rods 210 on the left side and the right side are close to a horizontal structure when rotating from a state parallel to each other, meanwhile, the T-shaped connecting block 212 can slide along the inside the T-shaped sliding grooves 218, the mounting substrate 22 drives the LED display screen to move to one side of the back plate 21 until the side of the mounting substrate 22 is attached to the side of the side wall of the back plate 21, and the side walls of the two adjacent LED display screens can be used as a series.
In order to ensure that the end of the connecting rod 210 abuts against the wall and then drives the support column 29 to rotate on the back plate 21 instead of simply sliding along the support column 29, in a natural state, the connecting rods 210 inserted on two support columns 29 which are horizontally opposite to each other in the same group are distributed in a V-shaped structure by utilizing the torsion potential energy of the torsion springs, when the end of the connecting rod 210 contacts the wall and then is smaller than 90 degrees with the wall, the connecting rod 210 can drive the support column 29 to rotate, the T-shaped connecting block 212 slides along the inside of the T-shaped sliding groove 218 during rotation, the connecting rod 210 can also horizontally slide along the top end of the support column 29 until the connecting rods 210 which are opposite to each other on the left side and the right side are close to a straight-line structure when rotating from a state parallel to each other, and at the moment, the mounting substrate 22 is attached to the side walls of the back plate 21 and the side walls of two adjacent LED display screens are attached together in a seamless manner, so that the display screen can be assembled quickly.
The purpose of setting up like this is, be convenient for install the LED display screen on mounting substrate 22, and the installation mechanism 2 installs the process at the wall, also is the process that the LED display screen gradually closes the laminating together, and installation mechanism 2 installs after on the wall, all LED display screens also can assemble the laminating together, constitutes a big display screen.
During maintenance, only the mounting mechanism 2 is required to be far away from the wall, the end part of the connecting rod 210 is far away from the wall to be supported, the connecting rod 210 can drive the supporting column 29 to reversely rotate through the reverse potential energy of the torsion spring, the connecting rods 210 opposite to the left side and the right side rotate and adjust in the mutually parallel state from the state close to the in-line structure, the T-shaped connecting blocks 212 can reversely slide along the inside of the T-shaped sliding grooves 218, the connecting rods 210 can also horizontally slide along the top ends of the supporting columns 29, the mounting substrate 22 can be far away from the backboard 21, namely, the LED display screen is driven to be far away from the backboard 21, workers can intuitively check whether circuit connection has a problem in a gap between the LED display screen and the backboard 21, and the purpose of rapid maintenance is achieved.
When a damaged LED display screen needs to be replaced, although the LED display screen is adjusted to the side far away from the back plate 21, the two adjacent LED display screens are still in seamless fit, so that the replacement is inconvenient, if the small assembled LED display screens are not separated, the replacement operation of a certain LED display screen is inconvenient for a worker, the adjustment sleeve 214 is sleeved on the outer wall of one end of the connecting rod 210 far away from the T-shaped connecting block 212 through external screw threads, the adjustment sleeve 214 is positioned between the roller 213 and the supporting column 29, the position of the adjustment sleeve 214 is adjusted through rotating along the outer wall of the connecting rod 210, namely, the length of the control connecting rod 210 between the supporting column 29 and the mounting substrate 22 is adjusted, as long as the positions of the adjustment sleeves 214 on the outer walls of the connecting rod 210 corresponding to the two adjacent LED display screens are different, the length of the connecting rod 210 extending out of the supporting column 29 is different, the two adjacent LED display screens are distributed in a dislocation mode after being jacked, and the worker is convenient for quick disassembly operation.
The adjusting sleeve 214 is located at a different position, so that the connecting rod 210 is not affected, the supporting column 29 can be driven to rotate on the back plate 21, the connecting rods 210 opposite to the left side and the right side are close to a straight-line structure when rotating from a state parallel to each other, the mounting substrate 22 drives the LED display screen to move to one side of the back plate 21 until the mounting substrate 22 is attached to the side wall of the back plate 21, and at the moment, the side walls of the two adjacent LED display screens can still be attached together in a seamless manner.
Example two
Referring to fig. 1, 3, 4 and 5, further improvements are made on the basis of embodiment 1:
through all fixing the fixed plate 12 that is equipped with at the both sides lateral wall of supporting baseplate 11, and set up mounting hole 13 on the fixed plate 12, laminate supporting baseplate 11 on waiting to install the wall to open the screw hole on the wall in contrast to the position that mounting hole 13 of fixed plate 12 is located, utilize the screw hole on the screw hole that the bolt runs through mounting hole 13 embedding wall, realize supporting baseplate 11 fixed mounting, promptly whole supporting mechanism 1 fixed mounting.
In order to facilitate the fixing of the installation mechanism 2, two connecting plates 14 and two gas springs 15 are hinged to the front end face of the supporting base plate 11, hinge holes are formed in the connecting plates 14, the gas springs 15 are located above the connecting plates 14, the telescopic ends of the gas springs 15 are hinged to one ends, away from the supporting base plate 11, of the inside of the hinge holes, connecting sleeves 16 are hinged to the end portions of the connecting plates 14, two extending plates 27 which are distributed up and down are fixedly arranged on the side walls of the bearing columns 25, inserting columns 28 of the bearing columns 25 are fixedly arranged at the bottom ends of the extending plates 27, the inserting columns 28 of the bearing columns 25 are inserted into the connecting sleeves 16 from the upper ends of the connecting sleeves 16 and extend to the lower portions of the connecting sleeves 16, nuts are sleeved on the outer walls, extending out of the connecting sleeves 16, of each inserting column 28, of the installation mechanism 2 and the supporting mechanism 1 are detachably connected, the installation mechanism 2 can be lifted up only by upwards supporting the installation mechanism 2 provided with LED display screens around the corresponding hinge positions, the telescopic ends of the gas springs 15 are contracted when the gas springs 15 rotate around the corresponding hinge positions, and the telescopic ends of the gas springs are simultaneously lifted up, and are adjusted towards one side close to the supporting base plate 11.
After the bearing post 25 is attached to the side wall of the connecting plate 14, through fixedly arranging the limit sleeve 17 at the top end of the front end face of the supporting substrate 11, the top end of the side wall of the bearing post 25 is fixedly provided with the pressing plate 26, the T-shaped limit rod 23 is connected to the pressing plate 26 in a sliding manner, the T-shaped limit rod 23 extends to the lower portion of the pressing plate 26, the second spring 24 positioned at the upper end of the pressing plate 26 is sleeved on the outer wall of the T-shaped limit rod 23, the second spring 24 can pull down the T-shaped limit rod 23 in real time by utilizing self-stretching potential energy, the T-shaped limit rod 23 pulled down in real time is connected in the limit sleeve 17 in an inserting manner, the bearing post 25 can be stably attached to the side wall of the supporting substrate 11, namely, the mounting mechanism 2 is lifted up in height, and the mounting mechanism 2 is mounted on a wall, so that the assembled LED display screen displays video pictures at the optimal playing height.
In order to realize quick overhaul and disassembly of the LED display screen, only the T-shaped limiting rod 23 is required to be jacked upwards, the second spring 24 is stretched, the T-shaped limiting rod 23 is separated from the limiting sleeve 17, the installation mechanism 2 provided with the LED display screen is pulled to one side far away from the wall, the gas spring 15 and the connecting plate 14 can rotate downwards around the corresponding hinging positions, the telescopic ends of the gas spring 15 are stretched while rotating, meanwhile, the damping is carried out, the rotating and lowering of the installation mechanism 2 is avoided, the LED display screen is prevented from being broken by vibration force, after the installation mechanism 2 is lowered, workers can overhaul and disassemble and replace the separated LED display screen, and ascending operation by ascending equipment is not needed.
Example III
Referring to fig. 1, 6, 7, 9, 10 and 11, further improvements are made on the basis of embodiment 2:
when the end of the connecting rod 210 abuts against the wall and is influenced by the wall to drive the support column 29 to rotate around the rotation position, a large sliding friction force exists between the connecting rod 210 and the wall, so that the abrasion degree of the connecting rod 210 is large, and the connecting rod 210 is prevented from excessively sliding and wearing by rotating the roller 213 at one end of the connecting rod 210 far away from the T-shaped connecting block 212, and the roller 213 is used for replacing the connecting rod 210 to directly slide and attach with the wall.
In order to facilitate the installation mechanism 2 to keep away from the wall, the installation base plate 22 can drive the LED display screen to quickly keep away from the backboard 21, simply rely on the torsion potential energy of the torsion spring, the efficiency is not very high, the outer wall of the connecting rod 210 is in sliding sleeve connection with a first spring 211 positioned between the support column 29 and the installation base plate 22, one end of the first spring 211 is fixedly connected with the outer wall of the support column 29, the other end of the first spring 211 is in real time propped against the back side wall of the installation base plate 22, the connecting rod 210 can be quickly slid along the support column 29 by utilizing the elastic potential energy of the first spring 211, the installation base plate 22 can be quickly kept away from the backboard 21 until the adjusting sleeve 214 is propped against the side wall of the support column 29, the connecting rod 210 does not slide any more, the position of the installation base plate 22 is not changed any more, the two adjacent LED display screens are rapidly misplaced and distributed by limiting the adjusting sleeve 214, and the quick overhaul, disassembly and replacement operations are realized.
When the LED display screens on two adjacent mounting substrates 22 are distributed in a staggered manner, labor is still required to be consumed to detach the LED display screens from the mounting substrates 22, a horizontally distributed T-shaped mounting notch 215 is formed in the side wall of one side, far away from the T-shaped sliding groove 218, of the mounting substrate 22, a T-shaped mounting block 216 is connected in a sliding manner in the T-shaped mounting notch 215, a settlement mounting hole 217 is formed in the T-shaped mounting block 216, a bolt penetrates through the settlement mounting hole 217 from the back surface of the T-shaped mounting block 216 and is connected with the mounting groove of the LED display screen, the end part of the bolt is embedded in the settlement mounting hole 217, the T-shaped mounting block 216 does not influence the horizontal sliding of the T-shaped mounting block 216 along the T-shaped mounting notch 215, when the LED display screens on two adjacent mounting substrates 22 are distributed in a staggered manner, the T-shaped mounting block 216 drives the LED display screens to slide horizontally along the T-shaped mounting notch 215 until the T-shaped mounting block 216 slides out of the T-shaped mounting notch 215, workers can independently hold the T-shaped mounting block 216 provided with the LED display screens in a handheld manner, and detach the bolt from the settlement mounting hole 217, and the LED display screens are detached from the settlement mounting block 216, and the LED display screens are detached quickly.
For the LED display screen is dismantled to the high altitude, on the one hand reduces the risk of high altitude construction, on the other hand, the staff need not to consider whether adjacent LED display screen is touched, the staff only need to dismantle the T type installation piece 216 of installing the LED display screen down and tear open change operation can, work labour saving and time saving, simple high efficiency.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an early warning system for urban public transportation monitoring, including cloud platform (3) that are used for the early warning, show the LED display screen of early warning picture, be used for assembling installation mechanism (2) of LED display screen and support supporting mechanism (1) of installation mechanism (2), cloud platform (3) are through LAN and install the high definition digtal camera remote connection on urban road, and the control module output port and the LED display screen signal input port of cloud platform (3) are connected, its characterized in that: the support mechanism (1) comprises a support substrate (11) capable of arranging the mounting mechanism (2) on a wall;
the mounting mechanism (2) comprises a bearing column (25), a plurality of back plates (21) and a plurality of mounting substrates (22), wherein the back plates (21) are uniformly distributed at intervals up and down and are fixed on the side wall of the bearing column (25), the bearing column (25) is positioned at the middle section of the back plate (21) to ensure the stability of the gravity center of the back plate (21),
the side walls on the upper side and the lower side of the back plate (21) are respectively provided with a plurality of support columns (29) in a rotating mode, torsion springs are arranged at the rotating positions, the two support columns (29) at the upper end and the two support columns (29) at the lower end form a group, one end of each support column (29) far away from the back plate (21) is radially and slidably connected with a connecting rod (210), the connecting rods (210) penetrate through the support columns (29) in a sliding mode, one end of each connecting rod (210) is hinged with a T-shaped connecting block (212), four T-shaped sliding grooves (218) are formed in the back face of the mounting substrate (22), and the T-shaped connecting blocks (212) are in sliding connection with the T-shaped sliding grooves (218);
the LED display screen is arranged on the side wall of the mounting substrate (22);
one end of the connecting rod (210) far away from the T-shaped connecting block (212) is rotatably provided with a roller (213);
connecting rods (210) inserted on two supporting columns (29) which are horizontally opposite to each other in the same group are distributed in a V-shaped structure;
one end outer wall of the connecting rod (210) far away from the T-shaped connecting block (212) is rotatably sleeved with an adjusting sleeve (214) through external threads, and the adjusting sleeve (214) is positioned between the roller (213) and the supporting column (29).
2. The early warning system for urban public transportation monitoring according to claim 1, wherein: the outer wall sliding sleeve of connecting rod (210) has been located first spring (211) between support column (29) and mounting substrate (22), the outer wall fixed connection of one end and support column (29) of first spring (211), the back lateral wall at mounting substrate (22) is supported in real time to the other end of first spring (211).
3. The early warning system for urban public transportation monitoring according to claim 1, wherein: t-shaped mounting notches (215) which are horizontally distributed are formed in the side wall of one side, far away from the T-shaped sliding groove (218), of the mounting substrate (22), T-shaped mounting blocks (216) are connected in a sliding mode inside the T-shaped mounting notches (215) in a clamping mode, sedimentation mounting holes (217) are formed in the T-shaped mounting blocks (216), bolts penetrate through the sedimentation mounting holes (217) from the back of the T-shaped mounting blocks (216) and are connected with mounting grooves of the LED display screen in an inner mode, and the end portions of the bolts are embedded in the sedimentation mounting holes (217) and do not affect the inner horizontal sliding of the T-shaped mounting blocks (216) along the T-shaped mounting notches (215).
4. The early warning system for urban public transportation monitoring according to claim 1, wherein: the side walls on two sides of the supporting substrate (11) are fixedly provided with fixing plates (12), and the fixing plates (12) are provided with mounting holes (13).
5. The early warning system for urban public transportation monitoring according to claim 4, wherein: the utility model discloses a support base plate (11) front end face articulates has two connecting plates (14) and two gas spring (15), the hinge hole has been seted up on connecting plate (14), gas spring (15) are located the top of connecting plate (14), and the flexible end of gas spring (15) is articulated with the inside one end of keeping away from support base plate (11) in hinge hole, the tip of connecting plate (14) articulates there is connecting sleeve (16), the fixed extension board (27) that are equipped with two upper and lower distributions of lateral wall of spandrel column (25), and the bottom mounting of extension board (27) is equipped with spliced pole (28), spliced pole (28) are inserted connecting sleeve (16) and are extended to the below of connecting sleeve (16) from the upper end of connecting sleeve (16).
6. The early warning system for urban public transportation monitoring according to claim 5, wherein: the top end of the front end surface of the supporting substrate (11) is fixedly provided with a limit sleeve (17), the top end of the side wall of the bearing column (25) is fixedly provided with a pressing plate (26), a T-shaped limit rod (23) is inserted on the pressing plate (26) in a sliding manner, the T-shaped limit rod (23) extends to the lower part of the pressing plate (26), and the outer wall of the T-shaped limit rod (23) is sleeved with a second spring (24) positioned at the upper end of the pressing plate (26);
the second spring (24) can pull down the T-shaped limiting rod (23) in real time by utilizing self-stretching potential energy, the bearing column (25) is overturned upwards around the hinging position by utilizing the connecting plate (14), the gas spring (15) is compressed, the T-shaped limiting rod (23) pulled down in real time is inserted into the limiting sleeve (17), and the bearing column (25) can be stably attached to the side wall of the supporting substrate (11).
7. An early warning method of an early warning system for urban public transportation monitoring, which adopts the early warning system for urban public transportation monitoring as claimed in claim 1, and is characterized by comprising the following steps:
a1, a plurality of LED display screens can be assembled together to form a large-area display screen through the mounting mechanism (2), meanwhile, the supporting mechanism (1) comprises a supporting substrate (11) capable of arranging the mounting mechanism (2) on a wall, and the mounting mechanism (2) is arranged on the wall by utilizing the supporting substrate (11) so that the assembled LED display screens lean against the wall and are used for displaying video pictures;
a2, shooting road surface pictures by using a high-definition camera, uploading the road surface pictures to a cloud platform (3) in real time through a local area network, analyzing and processing the road surface pictures by using a control module after a large number of vehicles are gathered in the high-definition camera shooting pictures, comparing the road surface pictures with preset numerical values, displaying the road surface pictures as abnormal if the number of gathered vehicles exceeds the preset number, and enabling the control module to independently classify the video pictures and put the video pictures on an assembled LED display screen so as to facilitate workers to know road surface conditions of all areas in time;
a3, during maintenance, the small LED display screens assembled together are conveniently separated through the mounting mechanism (2), and the maintenance, the disassembly and the replacement are convenient.
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