CN112793518B - Vehicle-mounted mobile video monitoring system based on streaming media technology - Google Patents
Vehicle-mounted mobile video monitoring system based on streaming media technology Download PDFInfo
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- CN112793518B CN112793518B CN202110402974.2A CN202110402974A CN112793518B CN 112793518 B CN112793518 B CN 112793518B CN 202110402974 A CN202110402974 A CN 202110402974A CN 112793518 B CN112793518 B CN 112793518B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 18
- 238000012806 monitoring device Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 26
- 230000017525 heat dissipation Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 5
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- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims description 2
- 230000003139 buffering effect Effects 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 10
- 230000000007 visual effect Effects 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/04—Mounting of cameras operative during drive; Arrangement of controls thereof relative to the vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0001—Arrangements for holding or mounting articles, not otherwise provided for characterised by position
- B60R2011/0003—Arrangements for holding or mounting articles, not otherwise provided for characterised by position inside the vehicle
- B60R2011/0026—Windows, e.g. windscreen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/0049—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means for non integrated articles
- B60R2011/005—Connection with the vehicle part
- B60R2011/0056—Connection with the vehicle part using suction cups
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- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The invention discloses a vehicle-mounted mobile video monitoring system based on a streaming media technology, which comprises a video monitoring device and a mounting device fixedly connected to the top end of the video monitoring device, wherein a sleeve is movably sleeved on the outer wall of a connecting rod, an auxiliary rod is fixedly connected to the side wall of the sleeve, a telescopic rod is movably sleeved at the tail end of the auxiliary rod, the telescopic rod is pulled out to fix a buckle on a connecting rod of an automobile reflector, the auxiliary rod and the telescopic rod can ensure that the device and the reflector are positioned in the middle of a windshield, repeated observation in a visual mode is avoided, the device can be fixed by pushing a mounting seat towards the windshield after the device is fixed, because the telescopic rod is pulled out, a piston is enabled to move upwards through a traction rope until the piston blocks a channel, the size of the internal seal of a sucker is reduced in the moving process, gas is discharged, the telescopic rod is detached, and a reset spring can reset the piston, the inside volume increase of sucking disc is in encapsulated situation this moment, forms the atmospheric pressure difference with the external world in the sucking disc, sets up the installation more stable.
Description
Technical Field
The invention relates to the technical field of streaming media, in particular to a vehicle-mounted mobile video monitoring system based on the streaming media technology.
Background
The vehicle-mounted video monitoring system is a novel video monitoring device specially designed for the field of vehicle-mounted security protection. The system adopts an embedded processor and an embedded operating system, combines the latest H.264 audio/video compression/decompression technology, the GPS global positioning technology, the 3G wireless communication technology, the USB communication technology, the advanced vehicle-mounted power management technology and the GIS geographic information technology in the IT field, and is suitable for monitoring various vehicle types for 24 hours. The product can carry out audio and video synchronous recording, global positioning and wireless audio and video real-time transmission, meanwhile, various interfaces are reserved on the host, and the host can be connected with vehicle-mounted equipment such as a vehicle-mounted display screen, an IC (integrated circuit) truck-mounted machine, a signal priority control system, a passenger flow statistical system and the like, so that the expansion requirements of users are fully considered. The product has the advantages of small and concise appearance, low power consumption, no noise, flexible and convenient installation and stable system operation, and can be widely applied to mobile vehicles such as buses, long-distance passenger transport, tourism buses, logistics freight transportation, police law enforcement vehicles, trains, subways, steamships, airplanes and the like.
The existing vehicle-mounted mobile video monitoring system based on the streaming media technology is strict in installation position requirement and is usually installed in the middle of a windshield so as to avoid blocking the sight of a driver, however, the existing installation method needs to repeatedly adjust by finding the middle point through a visual method, and no good auxiliary mechanism is used for determining the position of the middle point, so that the installation position has certain position deviation due to visual reasons, which may cause influence on driving sight.
Therefore, we propose a mobile video surveillance system for vehicles based on streaming media technology.
Disclosure of Invention
The invention aims to provide a vehicle-mounted mobile video monitoring system based on a streaming media technology, wherein a sleeve is movably sleeved on the outer wall of a connecting rod, an auxiliary rod is fixedly connected to the side wall of the middle of the sleeve, a telescopic rod is movably sleeved at the tail end of the auxiliary rod, a buckle is fixedly connected to the tail end of the telescopic rod, when the vehicle-mounted mobile video monitoring system is installed, the telescopic rod is pulled out to fix the buckle on a connecting rod of an automobile reflector, because the reflector is positioned at the middle of a windshield, and the sleeve can only rotate up and down on the connecting rod but cannot rotate left and right, the auxiliary rod and the telescopic rod can ensure that a device and the reflector are positioned at the middle of the windshield, so that repeated observation in a visual mode is avoided, the installation time is greatly shortened, the mounting seat can be fixed after the mounting seat is pushed towards the windshield, the process is simple and convenient, when the mounting position is determined, because the telescopic rod is pulled out, a piston is enabled to move upwards through a traction rope, until the piston plugs up the passageway, the in-process of motion, the inside sealed volume of sucking disc reduces, and gas is got rid of, pulls down the telescopic link, and reset spring can be with the piston pulling, and the in-process that the piston moved down, the inside volume of sucking disc increase, because be in encapsulated situation this moment, can form the atmospheric pressure difference with the external world with the help of reset spring in the sucking disc to the stability of device installation has been consolidated, thereby the problem that provides in the above-mentioned background has been solved.
In order to achieve the purpose, the invention provides the following technical scheme: the vehicle-mounted mobile video monitoring system based on the streaming media technology comprises a video monitoring device and an installation device fixedly connected to the top end of the video monitoring device, wherein the video monitoring device comprises a shell and a display screen installed on the outer wall of one side of the shell, a control key is arranged below the display screen, a lens is arranged on the outer wall of one side of the shell, a camera is arranged on the side wall of the lens, heat dissipation gratings are respectively arranged on the outer walls of two sides of the shell, and a data interface is arranged beside each heat dissipation grating;
the installation device comprises a mounting seat fixedly connected to the top end of the shell and a fixed block fixedly connected to the outer wall of the mounting seat, a connecting rod is fixedly connected between the fixed blocks, two ends of the connecting rod are respectively fixedly connected with limiting columns, a sleeve is movably sleeved on the outer wall of the connecting rod, an auxiliary rod is fixedly connected to the side wall of the middle of the sleeve, a telescopic rod is movably sleeved at the tail end of the auxiliary rod, and a buckle is fixedly connected to the tail end of the telescopic rod.
Further, the casing is including installing the control module inside the casing to and electric connection is in the storage module of control module top, big dipper orientation module, audio and video play module and signal processing module, and control module's below electric connection has audio and video buffer module, video coding module, audio coding module and video acquisition module, and control module's left side electric connection has audio acquisition module.
Furthermore, the mounting seat comprises an inner groove formed in the mounting seat, and a sealing plate fixedly connected between the inner walls in the middle of the inner groove, the sealing plate divides the inner groove into an upper cavity and a lower cavity, a sealing shaft is arranged at the upper end of the sealing plate, a connecting rod is movably arranged between the inner walls of the sealing shaft, a piston is fixedly connected to the bottom end of the connecting rod, a sealing ring is arranged on the side wall of the piston, a return spring is fixedly connected to the bottom of the piston and the bottom of the inner groove, and a connecting hole is formed in the inner wall, close to the top end, of the inner groove in a penetrating mode.
Further, the mounting seat is set to be triangular, a mounting groove is formed in the side wall of the inclined surface of the mounting seat, the mounting groove is in a round table shape, a channel is formed in the bottom of the mounting groove, and the cavity below the inner groove is communicated with the mounting groove through the channel.
Further, the length of the piston is greater than the height of the cross section of the passage and the inner groove, and the piston can block and close the passage.
Furthermore, a sucker is arranged between the inner walls of the mounting grooves, the bottom end of the sucker is fixedly connected with the bottom of the mounting groove, and the diameter of the bottom of the sucker is larger than that of the cross section of the channel and the mounting groove.
Furthermore, a movable groove is formed in one end of the auxiliary rod, the telescopic rod is movably arranged between the inner walls of the movable groove, the upper end of the auxiliary rod close to the sleeve penetrates through the upper end of the sleeve to form a through hole, and a traction rope is arranged between the inner walls of the through holes.
Further, the one end that the buckle was kept away from to the telescopic link is provided with the limiting plate, fixedly connected with fixed column on the lateral wall of limiting plate.
Further, the one end fixed connection of haulage rope is on the lateral wall of fixed column, and the haulage rope runs through the inside that through-hole and connecting hole extended to the inside of inside groove, and the other end fixed connection of haulage rope is on the top of link rod.
Further, the buckle includes the snap ring of fixed connection in telescopic link one end to and set up the opening on the snap ring lateral wall, has seted up the notch on the inner wall of open-ended both sides respectively, and the activity is provided with the bullet piece between the inner wall of notch, fixedly connected with compression spring between the inner wall of bullet piece and notch, is provided with the screw rod on the relative lateral wall of snap ring and telescopic link, the terminal fixedly connected with knob of screw rod, the other end fixedly connected with splint of screw rod.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention provides a vehicle-mounted mobile video monitoring system based on a streaming media technology, wherein a mounting device comprises a mounting seat fixedly connected to the top end of a shell and two groups of fixed blocks fixedly connected to the outer wall of one side of the mounting seat in parallel, a connecting rod is fixedly connected between the inner walls of the two groups of fixed blocks, two ends of the connecting rod are respectively and fixedly connected with a limiting post, a sleeve is movably sleeved on the outer wall of the connecting rod, an auxiliary rod is fixedly connected to the side wall of the middle part of the sleeve, the tail end of the auxiliary rod is movably sleeved with a telescopic rod, the tail end of the telescopic rod is fixedly connected with a buckle, notches are respectively formed in the inner walls of two sides of the opening, an elastic block is movably arranged between the inner walls of the notches, a pressurizing spring is fixedly connected between the elastic block and the inner wall of the notches, a screw rod is arranged on the side wall of the buckle opposite to the telescopic rod, the tail end of the screw rod is fixedly connected with a knob, and the other end of the screw rod is fixedly connected with a clamping plate, when the installation, pull out the telescopic link and cup joint the buckle on the connecting rod of car reflector through the snap ring, because the reflector is located windshield's positive centre department, and the sleeve can only rotate from top to bottom on the connecting rod, can't control the rotation, and simultaneously, let the device free fall, the position this moment just in time is parallel with the connecting rod of reflector, it can be fixed to screw up the knob behind the promotion mount pad, auxiliary rod and telescopic link can guarantee that device and reflector are located windshield's centre department this moment, avoid visual mode to observe repeatedly, the time of installation has been shortened greatly, it can be fixed to fix to windshield's direction promotion mount pad after fixing, the process is simple and convenient.
2. The invention provides a vehicle-mounted mobile video monitoring system based on a streaming media technology, wherein a mounting seat comprises an inner groove arranged in the mounting seat and a sealing plate fixedly connected between the inner walls at the middle part of the inner groove, the sealing plate divides the inner groove into an upper cavity and a lower cavity, a sealing shaft is arranged at the upper end of the sealing plate, a connecting rod is movably arranged between the inner walls of the sealing shaft, the bottom end of the connecting rod is fixedly connected with a piston, a sealing ring is arranged on the side wall of the piston, the piston can move in the cavity below the inner groove, a return spring is fixedly connected between the bottom of the piston and the bottom of the inner groove, a connecting hole is formed in the inner wall of the inner groove close to the top end in a penetrating manner and extends to the outside of the mounting seat, the mounting seat is triangular, a mounting groove is formed in the side wall of the inclined surface of the, the length of piston is greater than the height of passageway and inside groove cross section, and the piston can block up the passageway and seal, be provided with the sucking disc between the inner wall of mounting groove, the bottom of sucking disc and the bottom fixed connection of mounting groove, and the diameter of sucking disc bottom is greater than the diameter of passageway and mounting groove cross section, when confirming the mounted position, because the telescopic link is the pull-out form, then make piston upward movement through the haulage rope, stop up the passageway until the piston, the in-process of motion, the inside sealed volume of sucking disc reduces, gas is got rid of, pull down the telescopic link, reset spring can be with the piston pulling, the in-process that the piston moved down, the inside volume increase of sucking disc, because this moment is in encapsulated situation, can form the atmospheric pressure difference with the external world with the help of reset spring in the sucking disc, thereby the stability of device installation has been consolidated.
3. According to the vehicle-mounted mobile video monitoring system based on the streaming media technology, a movable groove is formed in one end of an auxiliary rod, a telescopic rod is movably arranged between the inner walls of the movable groove, a through hole is formed in the upper end, close to a sleeve, of the auxiliary rod in a penetrating mode, a traction rope is arranged between the inner walls of the through hole, a limiting plate is arranged at one end, far away from a buckle, of the telescopic rod, a fixed column is fixedly connected to the side wall of the limiting plate, one end of the traction rope is fixedly connected to the side wall of the fixed column, the traction rope penetrates through the through hole and the connecting hole and extends into the inner groove, the other end of the traction rope is fixedly connected to the top end of a connecting rod, when the vehicle-mounted mobile video monitoring system needs to be disassembled for data checking, the telescopic rod is pulled to drive a piston to move upwards, the sealing volume formed inside a sucker is reduced, air pressure is increased, and therefore loosening of the sucker is achieved.
Drawings
FIG. 1 is a schematic overall structure diagram of a vehicle-mounted mobile video monitoring system based on streaming media technology according to the present invention;
FIG. 2 is a schematic structural diagram of a housing of the vehicle-mounted mobile video monitoring system based on the streaming media technology according to the present invention;
FIG. 3 is a schematic sectional view of a housing structure of a vehicle-mounted mobile video monitoring system based on streaming media technology according to the present invention;
FIG. 4 is a schematic structural diagram of an installation apparatus of a vehicle-mounted mobile video monitoring system based on streaming media technology according to the present invention;
FIG. 5 is a schematic sectional view of a mounting base structure of a vehicle-mounted mobile video monitoring system based on streaming media technology according to the present invention;
FIG. 6 is a schematic diagram of a back structure of a mounting base of the vehicle-mounted mobile video monitoring system based on the streaming media technology according to the present invention;
FIG. 7 is a schematic diagram of an auxiliary rod structure of a vehicle-mounted mobile video monitoring system based on streaming media technology according to the present invention;
FIG. 8 is a schematic cross-sectional view of a telescopic rod structure of the vehicle-mounted mobile video monitoring system based on the streaming media technology according to the present invention;
FIG. 9 is a schematic view of a buckle structure of the vehicle-mounted mobile video monitoring system based on the streaming media technology according to the present invention;
fig. 10 is a block architecture diagram of a mobile video surveillance system for vehicle based on streaming media technology according to the present invention.
In the figure: 1. a video monitoring device; 11. a housing; 111. a control module; 112. a storage module; 113. a Beidou positioning module; 114. an audio and video playing module; 115. a signal processing module; 116. an audio and video buffer module; 117. a video encoding module; 118. an audio encoding module; 119. a video acquisition module; 1110. an audio acquisition module; 12. a display screen; 13. a control key; 14. a lens; 15. a camera; 16. a heat dissipation grid; 17. a data interface; 2. a mounting device; 21. a mounting seat; 211. an inner tank; 212. closing the plate; 213. a seal shaft; 214. a link rod; 215. a piston; 216. a seal ring; 217. a return spring; 218. connecting holes; 219. mounting grooves; 2191. a suction cup; 2110. a channel; 22. a fixed block; 23. a connecting rod; 24. a limiting column; 25. a sleeve; 26. an auxiliary lever; 261. a movable groove; 262. a through hole; 263. a hauling rope; 27. a telescopic rod; 271. a limiting plate; 272. fixing a column; 28. buckling; 281. a snap ring; 282. an opening; 283. a notch; 284. a spring block; 285. a pressurizing spring; 286. a screw; 287. a knob; 288. and (4) clamping the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of 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.
Referring to fig. 1-2, a vehicle-mounted mobile video monitoring system based on a streaming media technology includes a video monitoring device 1 and an installation device 2 fixedly connected to a top end of the video monitoring device 1, the video monitoring device 1 includes a housing 11 and a display screen 12 installed on an outer wall of one side of the housing 11, a control key 13 is arranged below the display screen 12 in parallel, a lens 14 is arranged on an outer wall of one side of the housing 11 opposite to the display screen 12, a camera 15 is arranged on a side wall of the lens 14, heat dissipation grilles 16 are respectively arranged on outer walls of two sides of the housing 11, and a data interface 17 is arranged beside one of the heat dissipation grilles 16.
Referring to fig. 3-4, in the vehicle-mounted mobile video monitoring system based on the streaming media technology, the housing 11 includes a control module 111 installed inside the housing 11, and a storage module 112, a beidou positioning module 113, an audio/video playing module 114 and a signal processing module 115 electrically connected above the control module 111, the lower side of the control module 111 is electrically connected with an audio/video buffer module 116, a video coding module 117, an audio coding module 118 and a video acquisition module 119, and the left side of the control module 111 is electrically connected with an audio acquisition module 1110; the mounting device 2 comprises a mounting base 21 fixedly connected to the top end of the shell 11, and two groups of fixing blocks 22 fixedly connected to the outer wall of one side of the mounting base 21 in parallel, a connecting rod 23 is fixedly connected between the inner walls of the two groups of fixing blocks 22, two ends of the connecting rod 23 are respectively and fixedly connected with a limiting column 24, a sleeve 25 is movably sleeved on the outer wall of the connecting rod 23, an auxiliary rod 26 is fixedly connected to the side wall of the middle of the sleeve 25, the tail end of the auxiliary rod 26 is movably sleeved with a telescopic rod 27, the tail end of the telescopic rod 27 is fixedly connected with a buckle 28, when the mounting device is mounted, the telescopic rod 27 is pulled out to fix the buckle 28 on the connecting rod of the automobile reflector, because the reflector is positioned at the middle of the windshield, the sleeve 25 can only rotate up and down on the connecting rod 23 and cannot rotate left and right, meanwhile, the device can freely fall, the position at the moment is just parallel to the connecting rod of the reflector, and the knob 287 can be fixed by screwing after the mounting base 21 is pushed, at this moment, auxiliary rod 26 and telescopic link 27 can guarantee that device and reflector are located windshield's centre department, avoid visual mode to observe repeatedly, have shortened the time of installation greatly, and the direction promotion mount pad 21 to windshield after fixed can be fixed, and the process is simple convenient.
Referring to fig. 5-6, in the vehicle-mounted mobile video monitoring system based on the streaming media technology, the mounting seat 21 includes an inner groove 211 formed inside the mounting seat 21, and a sealing plate 212 fixedly connected between the inner walls of the middle portion of the inner groove 211, the sealing plate 212 divides the inner groove 211 into an upper cavity and a lower cavity, the upper end of the sealing plate 212 is provided with a sealing shaft 213, a link rod 214 is movably arranged between the inner walls of the sealing shaft 213, the bottom end of the link rod 214 is fixedly connected with a piston 215, the side wall of the piston 215 is provided with a sealing ring 216, the piston 215 can move in the cavity below the inner groove 211, the bottom of the piston 215 and the bottom of the inner groove 211 are fixedly connected with a return spring 217, the inner wall of the inner groove 211 near the top end is provided with a connecting hole 218 in a penetrating manner, the connecting hole 218 extends to the outside of the mounting seat 21, the mounting seat 21 is formed in a triangular shape, the side wall of the inclined surface of the mounting seat 21 is provided with a mounting groove 219, the mounting groove 219 is formed in a circular truncated cone shape, the bottom of the mounting groove 219 is provided with a channel 2110, a cavity below the inner groove 211 is communicated with the mounting groove 219 through the channel 2110, the length of the piston 215 is larger than the height of the cross sections of the channel 2110 and the inner groove 211, the channel 2110 can be blocked and closed by the piston 215, a suction cup 2191 is arranged between the inner walls of the mounting groove 219, the bottom end of the suction cup 2191 is fixedly connected with the bottom of the mounting groove 219, the diameter of the bottom of the suction cup 2191 is larger than the diameter of the cross sections of the channel 2110 and the mounting groove 219, when the mounting position is determined, the telescopic rod 27 is pulled out, the piston 215 moves upwards through the traction rope 263 until the piston 215 blocks the channel 2110, the volume of a sealed space formed inside the suction cup 2191 is reduced in the moving process, gas is discharged, the telescopic rod 27 is detached, the return spring 217 can pull the piston 215, and the volume of the sealed space formed inside the suction cup 2191 is increased in the moving process, because the suction cup 2191 is in a sealed state, air pressure difference can be formed between the inside of the suction cup 2191 and the outside through the return spring 217, and therefore the fastening performance of the suction cup 2191 is further enhanced through external force.
Referring to fig. 7-10, in the vehicle-mounted mobile video monitoring system based on the streaming media technology, a movable groove 261 is formed at one end of the auxiliary rod 26, the telescopic rod 27 is movably disposed between inner walls of the movable groove 261, a through hole 262 is formed at the upper end of the auxiliary rod 26 close to the sleeve 25, and a traction rope 263 is disposed between inner walls of the through hole 262; a limit plate 271 is arranged at one end of the telescopic rod 27 far away from the buckle 28, a fixed column 272 is fixedly connected to the side wall of the limit plate 271, one end of a traction rope 263 is fixedly connected to the side wall of the fixed column 272, the traction rope 263 penetrates through the through hole 262 and the connecting hole 218 and extends into the inner part of the inner groove 211, and the other end of the traction rope 263 is fixedly connected to the top end of the link rod 214; the buckle 28 includes snap ring 281 of fixed connection in telescopic link 27 one end to and set up the opening 282 on the snap ring 281 lateral wall, notch 283 has been seted up on the both sides inner wall of opening 282 respectively, the activity is provided with bullet piece 284 between the inner wall of notch 283, fixedly connected with pressure spring 285 between the inner wall of bullet piece 284 and notch 283, be provided with screw 286 on the relative lateral wall of snap ring 281 and telescopic link 27, screw 286's terminal fixedly connected with knob 287, screw 286's other end fixedly connected with splint 288.
The working principle is as follows: before installation, the telescopic rod 27 is pulled out from the movable groove 261 of the auxiliary rod 26, the buckle 28 is clamped on a connecting rod of an automobile reflector, the sleeve 25 can only be arranged on the upper portion and the lower portion of the outer wall of the connecting rod 23 to rotate and cannot rotate left and right, meanwhile, the device falls freely, the position at the moment is just parallel to the connecting rod of the reflector, the knob 287 is screwed down after the mounting seat 21 is pushed, and then the device and the reflector are positioned in the middle of the windshield, the position is not required to be adjusted repeatedly by visual observation, the traction rope 263 is pulled by the telescopic rod 27 in the pulling-out process of the telescopic rod 27, the traction rope 263 pulls the piston 215 upwards through the connecting rod 214 until the piston 215 blocks the channel 2110, in the upward moving process of the piston 215, the air in the mounting groove 219 is removed, the formed sealing volume is reduced, the sucker 2191 is attached to the windshield, the telescopic rod 27 is detached, reset spring 217 can go up piston 215 and reset, when piston 215 moved down, increased the sealed volume of sucking disc 2191 to make sucking disc 2191 and the external world form the atmospheric pressure difference, reset spring 217 indirect has applyed more stable power to sucking disc 2191, make the installation stable, stimulate telescopic link 27 once more, piston 215 moves the sealed volume of multiplicable sucking disc 2191, thereby reduce atmospheric pressure, make sucking disc 2191 not hard up, can dismantle.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. On-vehicle removal video monitoring system based on streaming media technique, including video monitoring device (1) and fixed connection at installation device (2) on video monitoring device (1) top, its characterized in that: the video monitoring device (1) comprises a shell (11) and a display screen (12) arranged on the outer wall of one side of the shell (11), a control key (13) is arranged below the display screen (12), a lens (14) is arranged on the outer wall of one side of the shell (11), a camera (15) is arranged on the side wall of the lens (14), heat dissipation gratings (16) are respectively arranged on the outer walls of the two sides of the shell (11), and a data interface (17) is arranged beside the heat dissipation gratings (16);
the mounting device (2) comprises a mounting seat (21) fixedly connected to the top end of the shell (11) and fixing blocks (22) fixedly connected to the outer wall of the mounting seat (21), connecting rods (23) are fixedly connected between the fixing blocks (22), two ends of each connecting rod (23) are respectively and fixedly connected with limiting columns (24), sleeves (25) are movably sleeved on the outer walls of the connecting rods (23), auxiliary rods (26) are fixedly connected to the side walls of the middles of the sleeves (25), telescopic rods (27) are movably sleeved at the tail ends of the auxiliary rods (26), and buckles (28) are fixedly connected at the tail ends of the telescopic rods (27);
the mounting seat (21) comprises an inner groove (211) arranged in the mounting seat (21) and a sealing plate (212) fixedly connected between the inner walls of the middle part of the inner groove (211), the inner groove (211) is divided into an upper cavity and a lower cavity by the sealing plate (212), a sealing shaft (213) is arranged at the upper end of the sealing plate (212), a connecting rod (214) is movably arranged between the inner walls of the sealing shaft (213), the bottom end of the connecting rod (214) is fixedly connected with a piston (215), a sealing ring (216) is arranged on the side wall of the piston (215), a return spring (217) is fixedly connected between the bottom of the piston (215) and the bottom of the inner groove (211), and a connecting hole (218) is formed in the inner wall of the inner groove (211) close to the top end in a penetrating manner;
the mounting seat (21) is set to be triangular, the side wall of the inclined surface of the mounting seat (21) is provided with a mounting groove (219), the mounting groove (219) is in a circular truncated cone shape, the bottom of the mounting groove (219) is provided with a passage (2110), a cavity below the inner groove (211) is communicated with the mounting groove (219) through the passage (2110),
a sucker (2191) is arranged between the inner walls of the mounting grooves (219), the bottom end of the sucker (2191) is fixedly connected with the bottom of the mounting groove (219), and the diameter of the bottom of the sucker (2191) is larger than that of the sections of the channel (2110) and the mounting groove (219).
2. The vehicle-mounted mobile video monitoring system based on the streaming media technology as claimed in claim 1, characterized in that: casing (11) is including installing control module (111) in casing (11) inside to and storage module (112) of electric connection in control module (111) top, big dipper orientation module (113), audio and video play module (114) and signal processing module (115), the below electric connection of control module (111) has audio and video buffering module (116), video coding module (117), audio coding module (118) and video acquisition module (119), the left side electric connection of control module (111) has audio acquisition module (1110).
3. The vehicle-mounted mobile video monitoring system based on the streaming media technology as claimed in claim 1, characterized in that: the length of the piston (215) is greater than the height of the cross section of the passage (2110) and the inner groove (211), and the piston (215) can block and close the passage (2110).
4. The vehicle-mounted mobile video monitoring system based on the streaming media technology as claimed in claim 1, characterized in that: the one end of auxiliary rod (26) has been seted up movable groove (261), and telescopic link (27) activity sets up between the inner wall of movable groove (261), and auxiliary rod (26) are close to the upper end of sleeve (25) and run through and have been seted up through-hole (262), are provided with haulage rope (263) between the inner wall of through-hole (262).
5. The vehicle-mounted mobile video monitoring system based on the streaming media technology as claimed in claim 4, wherein: one end of the telescopic rod (27) far away from the buckle (28) is provided with a limiting plate (271), and the side wall of the limiting plate (271) is fixedly connected with a fixing column (272).
6. The vehicle-mounted mobile video monitoring system based on the streaming media technology as claimed in claim 5, wherein: one end of the pulling rope (263) is fixedly connected to the side wall of the fixed column (272), the pulling rope (263) penetrates through the through hole (262) and the connecting hole (218) and extends to the inside of the inner groove (211), and the other end of the pulling rope (263) is fixedly connected to the top end of the connecting rod (214).
7. The vehicle-mounted mobile video monitoring system based on the streaming media technology as claimed in claim 1, characterized in that: buckle (28) include snap ring (281) of fixed connection in telescopic link (27) one end, and set up opening (282) on snap ring (281) lateral wall, notch (283) have been seted up on the both sides inner wall of opening (282) respectively, the activity is provided with bullet piece (284) between the inner wall of notch (283), fixedly connected with compression spring (285) between the inner wall of bullet piece (284) and notch (283), be provided with on the relative lateral wall of snap ring (281) and telescopic link (27) screw rod (286), the terminal fixedly connected with knob (287) of screw rod (286), the other end fixedly connected with splint (288) of screw rod (286).
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| CN202110402974.2A CN112793518B (en) | 2021-04-15 | 2021-04-15 | Vehicle-mounted mobile video monitoring system based on streaming media technology |
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| CN112793518B true CN112793518B (en) | 2021-07-20 |
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| CN113412009A (en) * | 2021-06-17 | 2021-09-17 | 鄂尔多斯市普渡科技有限公司 | Bus driving control device and method with automatic scheduling function |
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| JP2003285687A (en) * | 2002-03-28 | 2003-10-07 | Denso Corp | Omnidirectional camera mounted on vehicle |
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