CN112923187B - Subway management video monitoring and playing device and adjusting method thereof - Google Patents
Subway management video monitoring and playing device and adjusting method thereof Download PDFInfo
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- CN112923187B CN112923187B CN202110150699.XA CN202110150699A CN112923187B CN 112923187 B CN112923187 B CN 112923187B CN 202110150699 A CN202110150699 A CN 202110150699A CN 112923187 B CN112923187 B CN 112923187B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000004804 winding Methods 0.000 claims description 16
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 5
- 230000002337 anti-port Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
The invention discloses a subway management video monitoring and playing device and an adjusting method thereof, and relates to the technical field of video monitoring. According to the subway management video monitoring and playing device and the adjusting method thereof, the device is moved to a designated place through pushing, the monitor body and the display are opened, the picture shot by the monitor body can be transmitted to the display, workers can know the conditions of crowds by watching the display, and can process the problems at the first time if accidents happen, so that the timeliness of the problems can be guaranteed.
Description
Technical Field
The invention relates to the technical field of video monitoring, in particular to a subway management video monitoring and playing device and an adjusting method thereof.
Background
The subway is used by more and more people as a convenient and quick public transport, but the problem of overhigh crowd density of the subway is brought, so that more and more accidents are caused, such as trampling, stealing and the like, so that the monitoring of the crowd density in a subway station becomes an important link of subway management, subway managers can take timely and accurate measures according to the current situation, and various emergencies caused by high crowd density can be reduced.
Present current control play device generally all sets up in the monitor room, and the staff just can learn the condition in the station through watching the display in the monitor room, if there is the unexpected condition to take place, the staff goes the scene again and handles, has nevertheless just so reduced the efficiency of handling the problem, has missed the good opportunity of very first time processing problem, has also reduced control playback devices's utilization ratio simultaneously, has provided a subway management video control play device and adjusting method according to above problem.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a subway management video monitoring and playing device and an adjusting method thereof, which solve the problems that the existing monitoring and playing devices are generally arranged in a monitoring room, workers can know the conditions in a station by watching a display in the monitoring room, and if an unexpected condition occurs, the workers go to the site to process, so that the problem processing efficiency is reduced, and the utilization rate of monitoring and playing equipment is reduced.
(II) technical scheme
In order to achieve the purpose, the invention adopts the technical scheme that: a subway management video monitoring and playing device comprises a base plate, wherein the upper surface of the base plate is fixedly connected with the bottoms of a first supporting plate and a second supporting plate, the upper side of the second supporting plate is fixedly connected with the left side of the first supporting plate through a hinge, racks are fixedly connected with the upper surface of the first supporting plate and the left side of the second supporting plate, two T-shaped sliding grooves are formed in the first supporting plate and the second supporting plate, T-shaped sliding blocks are slidably connected in the two T-shaped sliding grooves formed in the second supporting plate, the left sides of the T-shaped sliding blocks are fixedly connected with the left side of a fourth fixing plate, rectangular grooves are formed in the fourth fixing plate, a right side plate of a U-shaped plate is slidably connected in the rectangular grooves, the right sides of the fourth fixing plate are fixedly connected with a motor through a motor base, a gear is sleeved on an output shaft of the motor and meshed with the racks on the left side, the upper surface of the base plate is fixedly connected with the second fixing plate, a first bearing is clamped in the second fixing plate, the two ends of the optical axis of the worm are respectively sleeved in the two first bearings, the upper surface of the bottom plate is fixedly connected with the bottom of the first U-shaped plate, the two bearings are clamped in the front side plate and the rear side plate of the first U-shaped plate respectively, the same rotating shaft II is sleeved between the two bearings, the winding reel is sleeved on the outer surface of the rotating shaft, the front end of the rotating shaft II is sleeved with the worm wheel, the worm wheel is meshed with the worm, the front surface of the supporting plate II is fixedly connected with the back surface of the L-shaped plate, the front surface of the L-shaped plate is fixedly connected with the back surface of the fixed shaft, the outer surface of the fixed shaft is sleeved with the guide wheel, the back surface of the L-shaped plate is fixedly connected with the connecting plate, the right side of the connecting plate is fixedly connected with the fixed end of the telescopic rod, the outer surface of the telescopic rod is sleeved with the spring, the two ends of the spring are fixedly connected with the fixed end and the movable end of the telescopic rod respectively, the front surface of the supporting plate is fixedly connected with the three backs of the fixed plate, and the upper surface of the fixed plate is fixedly connected with one end of the rope, and the other end of rope passes the wire wheel and with winding reel fixed surface, the bottom fixedly connected with two T templates of bottom plate, and the inboard joint of the side of going up of T template has bearing three, and has cup jointed pivot three in the bearing three, and the three surface of pivot cup joints bevel gear one, and two fixed plate one of bottom fixedly connected with of bottom plate, and the joint has bearing four in the fixed plate one, and has cup jointed pivot one in the bearing four, and the looks remote site of two pivot one respectively with two output shaft fixed connection of double-shaft motor, and double-shaft motor upside and bottom plate bottom fixed connection.
Preferably, the left side of the U-shaped plate II is fixedly connected with the right side of the display, and the left end of the worm is fixedly connected with a handle.
Preferably, the monitor body is fixedly connected to the three left sides of the fixing plate, and the storage battery is fixedly connected to the upper surface of the bottom plate.
Preferably, the upper surface of the bottom plate is fixedly connected with a control panel, and the front surface of the bottom plate is fixedly connected with a pushing handle.
Preferably, the output end of the storage battery is electrically connected with the input end of the control panel through a wire, and the output end of the control panel is electrically connected with the double-shaft motor, the monitor body and the access end of the display through wires respectively.
Preferably, the input end of the display is electrically connected with the output end of the monitor body through a wire.
Preferably, both ends of the third rotating shaft are fixedly connected with fixing rods, and the lower ends of the fixing rods are fixedly connected with universal wheels.
An adjusting method of a subway management video monitoring and playing device comprises the following steps:
s1, when the device needs to be used, the device is moved to a designated place through a pushing handle, then a double-shaft motor drives two first rotating shafts to rotate through a control panel, the first rotating shafts can drive a third rotating shaft to rotate through matching with a first bevel gear and a second bevel gear, the rotating directions of the two third rotating shafts are opposite to each other, the third rotating shaft on the left side drives a fixed rod and a universal wheel on the left side to swing leftwards, the third rotating shaft on the right side drives a fixed rod and a universal wheel on the right side to swing rightwards, therefore, the four universal wheels can leave the ground, the bottom of a T-shaped plate is in contact with the ground, and therefore the stability of the device in use can be improved;
s2, rotating the worm through the handle, wherein the worm is matched with the worm wheel to drive the second rotating shaft and the winding reel to rotate, and the rope can be wound through the winding reel, so that the rope can pull the third fixing plate leftwards, and further the first supporting plate can be turned leftwards by taking the hinge as an axial direction until the left side of the first supporting plate is completely overlapped with the upper surface of the second supporting plate, at the moment, the upper surface of the first supporting plate is overlapped with the movable end of the telescopic rod, the telescopic rod and the spring can be compressed by the first supporting plate, the two racks can be butted together, and T-shaped sliding grooves formed in the first supporting plate and the second supporting plate can be communicated together;
s3, open watch-dog body and display through control panel, the picture that the watch-dog body was shot can pass to on the display, the condition among the crowd is learnt to the display is watched to the staff accessible, if need to crowd public information, accessible control panel will need the content of public notice to pass to on the display, then make the motor drive gear rotate through control panel again, the gear through with the rack, T type spout, the cooperation of T type slider and motor cabinet, can drive fixed plate four, U type two and display rebound, thereby improve the height of display, so that the pedestrian watches.
(III) advantageous effects
The invention has the beneficial effects that:
1. according to the subway management video monitoring and playing device and the adjusting method thereof, the device is moved to a designated place through pushing, the monitor body and the display are opened, the picture shot by the monitor body can be transmitted to the display, workers can know the conditions of crowds by watching the display, and can process the problems at the first time if accidents happen, so that the timeliness of the problems can be guaranteed.
2. According to the subway management video monitoring and playing device and the adjusting method thereof, the motor drives the gear to rotate, the gear can drive the fourth fixing plate, the second U-shaped plate and the display to move upwards through matching with the rack, the T-shaped sliding groove, the T-shaped sliding block and the motor base, so that the height of the display is improved, contents needing to be disclosed can be transmitted to the display through the control panel, the utilization rate of the display is further improved, the display can serve workers, and information can be provided for pedestrians.
3. This subway management video monitoring play device and adjusting method, drive two pivot one through biax motor and rotate, pivot one is through the cooperation with bevel gear one and bevel gear two, can drive pivot three and rotate, left pivot three will drive left dead lever and universal wheel swing left at that time, and right side pivot three will drive right side dead lever and universal wheel swing right, thereby make four universal wheels all can leave ground, and then make the bottom and the ground contact of T template, can avoid the device to take place the displacement when using from this.
4. This subway management video monitoring play device and adjusting method thereof, through the handle antiport worm, the worm can drive pivot two and spool through the cooperation with the worm wheel and carry out antiport to make the spool can emit the rope, the backup pad is emptyd right under the spring action of spring at that time, and can make backup pad one use the hinge to last swing right as the axle through the effect of gravity, and then can reduce the height of device, thereby conveniently shift the device.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of a second supporting plate according to the present invention;
FIG. 3 is a schematic top view of an enlarged structure of a U-shaped plate of the present invention;
FIG. 4 is a schematic side view of the T-shaped board of the present invention;
FIG. 5 is an enlarged cross-sectional view of a fixing plate according to the present invention;
FIG. 6 is a left side view of the support plate according to the present invention.
In the figure: 1 bottom plate, 2 bevel gear I, 3 fixed rods, 4T-shaped plate, 5 universal wheel, 6 bevel gear II, 7 fixed plate I, 8 rotating shaft I, 9 double-shaft motor, 10 control panel, 11 worm, 12 fixed plate II, 13 handle, 14 display, 15U-shaped plate I, 16 rotating shaft II, 17 worm wheel, 18 winding reel, 19 fixed plate III, 20 monitor body, 21 storage battery, 22 pushing handle, 23 rope, 24 rack, 25 supporting plate I, 26 supporting plate II, 27 hinge, 28L-shaped plate, 29 fixed shaft, 30 wire guide wheel, 31 telescopic rod, 32 spring, 33 fixed plate IV, 34U-shaped plate II, 35T-shaped slide block, 36 gear, 37 rotating shaft III, 38 motor, 39 motor base and 40 connecting 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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
As shown in fig. 1 to 6, the present invention provides a technical solution: a subway management video monitoring and playing device comprises a bottom plate 1, wherein the upper surface of the bottom plate 1 is fixedly connected with the bottom of a support plate II 26, the upper side of the support plate II 26 is fixedly connected with the left side of a support plate I25 through a hinge 27, racks 24 are fixedly connected with the upper surface of the support plate I25 and the left side of the support plate II 26, two T-shaped sliding grooves are formed in the support plate I25 and the support plate II 26 respectively, T-shaped sliding blocks 35 are connected in a sliding mode in the two T-shaped sliding grooves formed in the support plate II 26 respectively, the T-shaped sliding blocks 35 can be limited through the T-shaped sliding grooves, so that the T-shaped sliding blocks 35 have stability in the moving process, the left sides of the T-shaped sliding blocks 35 are fixedly connected with the right sides of a fixing plate IV 33, rectangular grooves are formed in the fixing plate IV 33, right side plates of U-shaped plates II 34 are connected in the rectangular grooves in a sliding mode, and the U-shaped plates II 34 can be limited through the rectangular grooves, if the display 14 is used for another purpose, the U-shaped plate two 34 can be directly taken out from the rectangular groove, so as to be convenient for disassembling the display 14, the right side of the fixing plate four 33 is fixedly connected with the motor 38 through the motor base 39, the gear 36 is sleeved on the output shaft of the motor 38, the gear 36 is meshed with the rack 24 on the left side, the gear 36 is driven by the motor 38 to rotate, the gear 36 can drive the fixing plate four 33, the U-shaped plate two 34 and the display 14 to move upwards through matching with the rack 24, the T-shaped sliding groove, the T-shaped sliding block 35 and the motor base 39, so as to improve the height of the display 14, so as to be convenient for a pedestrian to watch, the two fixing plates two 12 are fixedly connected to the upper surface of the bottom plate 1, the first bearings are clamped in the fixing plates 12, the optical axes of the two ends of the worm 11 are respectively sleeved in the two bearings, and the upper surface of the bottom plate 1 is fixedly connected with the bottoms of the U-shaped plate one 15, two bearings are clamped in the front side plate and the rear side plate of the U-shaped plate I15, the same rotating shaft II 16 is sleeved between the two bearings, the winding reel 18 is sleeved on the outer surface of the rotating shaft II 16, the worm wheel 17 is sleeved at the front end of the rotating shaft II 16, the worm wheel 17 is meshed with the worm 11, the front surface of the supporting plate II 26 is fixedly connected with the back surface of the L-shaped plate 28, the front surface of the L-shaped plate 28 is fixedly connected with the back end of the fixed shaft 29, the wire guide wheel 30 is sleeved on the outer surface of the fixed shaft 29, the back surface of the L-shaped plate 28 is fixedly connected with the connecting plate 40, the worm 11 is reversely rotated through the handle 13, the worm 11 can drive the rotating shaft II 16 and the winding reel 18 to reversely rotate through matching with the worm wheel 17, so that the rope 23 can be discharged by the winding reel 18, the supporting plate I25 can be rightwards inclined under the elastic force of the spring 32 during the process, the height of the device can be further reduced, and the device can be conveniently transferred, the right side of the connecting plate 40 is fixedly connected with the fixed end of the telescopic rod 31, the outer surface of the telescopic rod 31 is sleeved with the spring 32, two ends of the spring 32 are respectively fixedly connected with the fixed end and the movable end of the telescopic rod 31, the front surface of the first supporting plate 25 is fixedly connected with the back surface of the third fixing plate 19, the upper surface of the third fixing plate 19 is fixedly connected with one end of the rope 23, the other end of the rope 23 passes through the wire guide wheel 30 and is fixedly connected with the outer surface of the winding reel 18, the bottom of the bottom plate 1 is fixedly connected with the two T-shaped plates 4, the upper side plate of the T-shaped plate 4 is internally clamped with the third bearing, the third bearing is sleeved with the third rotating shaft 37, the outer surface of the third rotating shaft 37 is sleeved with the first bevel gear 2, the bottom of the bottom plate 1 is fixedly connected with the first fixing plates 7, the first fixing plates 7 is internally clamped with the fourth bearing, the first rotating shaft 8 is sleeved with the fourth bearing, and the first rotating shaft 8 is driven to rotate by the double-shaft motor 9, a pivot 8 is through the cooperation with bevel gear 2 and bevel gear 6, can drive three 37 of pivot and rotate, and the rotation direction of three 37 of two pivots is mutually opposite to make four universal wheels 5 all can leave ground, and then make the bottom and the ground contact of T template 4, can improve the stability of the device when using from this, and two pivot 8 the looks remote site respectively with two output shaft fixed connection of double-shaft motor 9, and double-shaft motor 9 upside and bottom plate 1 bottom fixed connection.
The left side of the U-shaped plate II 34 is fixedly connected with the right side of the display 14, the left end of the worm 11 is fixedly connected with the handle 13, the left side of the fixing plate III 19 is fixedly connected with the monitor body 20, the upper surface of the bottom plate 1 is fixedly connected with the storage battery 21, the upper surface of the bottom plate 1 is fixedly connected with the control panel 10, the front surface of the bottom plate 1 is fixedly connected with the pushing handle 22, the output end of the storage battery 21 is electrically connected with the input end of the control panel 10 through a wire, the output end of the control panel 10 is electrically connected with the double-shaft motor 9, the motor 38, the monitor body 20 and the input end of the display 14 through wires, the input end of the display 14 is electrically connected with the output end of the monitor body 20 through a wire, pictures shot by the monitor body 20 can be transmitted to the display 14, workers can know the conditions in crowds by watching the display 14, if information needs to be disclosed to the crowds, contents needed to be transmitted to the display 14 through the control panel 10, the two ends of the third rotating shaft 37 are fixedly connected with fixing rods 3, and universal wheels 5 are fixedly connected to the lower ends of the fixing rods 3.
The method comprises the following operation steps:
s1, when the device needs to be used, the device is moved to a designated place through the push handle 22, then the double-shaft motor 9 drives the two rotating shafts I8 to rotate through the control panel 10, the rotating shafts I8 can drive the rotating shafts III 37 to rotate through the matching of the bevel gears I2 and II 6, and the rotating directions of the two rotating shafts III 37 are opposite to each other, so that the rotating shaft III 37 on the left side can drive the fixed rod 3 and the universal wheel 5 on the left side to swing leftwards, the rotating shaft III 37 on the right side can drive the fixed rod 3 and the universal wheel 5 on the right side to swing rightwards, the four universal wheels 5 can leave the ground, the bottom of the T-shaped plate 4 is contacted with the ground, and the stability of the device in use can be improved;
s2, the worm 11 is rotated through the handle 13, the worm 11 can drive the second rotating shaft 16 and the winding reel 18 to rotate through the matching of the worm wheel 17 and the winding reel 18, the rope 23 can be wound through the winding reel 18, so that the rope 23 can pull the third fixing plate 19 leftwards, the first supporting plate 25 can be further turned leftwards by taking the hinge 27 as the axial direction until the left side of the first supporting plate 25 is completely overlapped with the upper surface of the second supporting plate 26, the upper surface of the first supporting plate 25 is overlapped with the movable end of the telescopic rod 31 at the moment, the telescopic rod 31 and the spring 32 are both compressed by the first supporting plate 25, the two racks 24 are butted together, and the T-shaped sliding grooves formed in the first supporting plate 25 and the second supporting plate 26 are also communicated together;
s3, the monitor body 20 and the display 14 are opened through the control panel 10, the picture shot by the monitor body 20 can be transmitted to the display 14, a worker can know the conditions of crowds by watching the display 14, if the information needs to be disclosed to the crowds, the content needing to be disclosed can be transmitted to the display 14 through the control panel 10, then the motor 38 drives the gear 36 to rotate through the control panel 10, the gear 36 can drive the fixing plate four 33, the U-shaped plate two 34 and the display 14 to move upwards through the matching of the rack 24, the T-shaped sliding groove, the T-shaped sliding block 35 and the motor base 39, and therefore the height of the display 14 is improved, and the monitor can be watched by pedestrians.
The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only illustrative of the present invention and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a subway management video monitoring play device, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is fixedly connected with the bottom of a second supporting plate (26), the upper side of the second supporting plate (26) is fixedly connected with the left side of a first supporting plate (25) through a hinge (27), racks (24) are fixedly connected with the upper surface of the first supporting plate (25) and the left side of the second supporting plate (26), two T-shaped sliding grooves are formed in the first supporting plate (25) and the second supporting plate (26), T-shaped sliding blocks (35) are slidably connected in the two T-shaped sliding grooves formed in the second supporting plate (26), the left side of each T-shaped sliding block (35) is fixedly connected with the right side of a fourth fixing plate (33), a rectangular groove is formed in the fourth fixing plate (33), a right side plate of a second U-shaped plate (34) is slidably connected in the rectangular groove, the right side of the fourth fixing plate (33) is fixedly connected with a motor (38) through a motor base (39), and a gear (36) is sleeved on an output shaft of the motor (38), the gear (36) is meshed with the left rack (24), the upper surface of the bottom plate (1) is fixedly connected with two fixing plates II (12), the inside of each fixing plate II (12) is connected with a bearing I in a clamping manner, the two bearings I are respectively sleeved with two end optical axes of the worm (11), the upper surface of the bottom plate (1) is fixedly connected with the bottom of the U-shaped plate I (15), the front side and the rear side of the U-shaped plate I (15) are respectively connected with the bearing II in a clamping manner, the same rotating shaft II (16) is sleeved between the two bearings II, the outer surface of the rotating shaft II (16) is sleeved with the winding drum (18), the front end of the rotating shaft II (16) is sleeved with the worm wheel (17), the worm wheel (17) is meshed with the worm (11), the front surface of the supporting plate II (26) is fixedly connected with the back surface of the L-shaped plate (28), the front surface of the L-shaped plate (28) is fixedly connected with the rear end of the fixing shaft (29), and the outer surface of the fixing shaft (29) is sleeved with the wire wheel (30), the back of the L-shaped plate (28) is fixedly connected with a connecting plate (40), the right side of the connecting plate (40) is fixedly connected with the fixed end of a telescopic rod (31), the outer surface of the telescopic rod (31) is sleeved with a spring (32), two ends of the spring (32) are fixedly connected with the fixed end and the movable end of the telescopic rod (31) respectively, the front of a first supporting plate (25) is fixedly connected with the back of a third fixed plate (19), the upper surface of the third fixed plate (19) is fixedly connected with one end of a rope (23), the other end of the rope (23) penetrates through a guide wheel (30) and is fixedly connected with the outer surface of a winding drum (18), the bottom of the bottom plate (1) is fixedly connected with two T-shaped plates (4), a third bearing is clamped in the upper side plate of each T-shaped plate (4), a third rotating shaft (37) is sleeved in each bearing, a first bevel gear (2) is sleeved on the outer surface of the third rotating shaft (37), and the bottom of bottom plate (1) is fixedly connected with two fixed plates one (7), and the joint has bearing four in fixed plate one (7), and has cup jointed pivot one (8) in the bearing four, and the looks remote site of two pivot one (8) respectively with two output shaft fixed connection of double-shaft motor (9), and double-shaft motor (9) upside and bottom fixed connection of bottom plate (1).
2. The subway management video monitoring and playing device according to claim 1, wherein: the left side of the U-shaped plate II (34) is fixedly connected with the right side of the display (14), and the left end of the worm (11) is fixedly connected with a handle (13).
3. The subway management video monitoring and playing device according to claim 1, wherein: and the left side of the third fixing plate (19) is fixedly connected with a monitor body (20), and the upper surface of the bottom plate (1) is fixedly connected with a storage battery (21).
4. The subway management video monitoring and playing device according to claim 1, wherein: the upper surface of the bottom plate (1) is fixedly connected with a control panel (10), and the front surface of the bottom plate (1) is fixedly connected with a pushing handle (22).
5. The subway management video monitoring and playing device according to claim 3, wherein: the output end of the storage battery (21) is electrically connected with the input end of the control panel (10) through a lead, and the output end of the control panel (10) is electrically connected with the input ends of the double-shaft motor (9), the motor (38), the monitor body (20) and the display (14) through leads respectively.
6. The subway management video monitoring and playing device according to claim 5, wherein: the input end of the display (14) is electrically connected with the output end of the monitor body (20) through a lead.
7. The subway management video monitoring and playing device according to claim 5, wherein: the two ends of the third rotating shaft (37) are fixedly connected with fixing rods (3), and the lower ends of the fixing rods (3) are fixedly connected with universal wheels (5).
8. The adjusting method of the subway management video monitoring and playing device according to any one of claims 1-7, comprising the following steps:
s1, when the device needs to be used, the device is moved to a designated place through a pushing handle (22), then a control panel (10) enables a double-shaft motor (9) to drive two rotating shafts I (8) to rotate, the rotating shafts I (8) can drive rotating shafts III (37) to rotate through matching with bevel gears I (2) and bevel gears II (6), the rotating directions of the two rotating shafts III (37) are opposite to each other, the rotating shaft III (37) on the left side drives a fixed rod (3) and a universal wheel (5) on the left side to swing leftwards, the rotating shaft III (37) on the right side drives a fixed rod (3) and a universal wheel (5) on the right side to swing rightwards, and therefore the four universal wheels (5) can leave the ground, the bottom of a T-shaped plate (4) is in contact with the ground, and the stability of the device in use can be improved;
s2, the worm (11) is rotated through the handle (13), the worm (11) is matched with the worm wheel (17) to drive the rotating shaft II (16) and the winding reel (18) to rotate, the rope (23) can be wound through the winding reel (18), so that the rope (23) can pull the fixing plate III (19) leftwards, the supporting plate I (25) can be turned leftwards by the hinge (27) in an axial direction until the left side of the supporting plate I (25) is completely overlapped with the upper surface of the supporting plate II (26), the upper surface of the supporting plate I (25) is overlapped with the movable end of the telescopic rod (31), the telescopic rod (31) and the spring (32) are compressed by the supporting plate I (25), the two racks (24) are butted together, and T-shaped sliding grooves in the supporting plate I (25) and the supporting plate II (26) are also communicated together;
s3, the monitor body (20) and the display (14) are opened through the control panel (10), pictures shot by the monitor body (20) can be transmitted to the display (14), workers can know the conditions of crowds by watching the display (14), if information needs to be disclosed to the crowds, the contents needing to be disclosed can be transmitted to the display (14) through the control panel (10), then the motor (38) drives the gear (36) to rotate through the control panel (10), the gear (36) can drive the four fixing plates (33), the two U-shaped plates (34) and the display (14) to move upwards through the matching of the rack (24), the T-shaped sliding groove, the T-shaped sliding block 35 and the motor base (39), and therefore the height of the display (14) is increased so as to be convenient for the pedestrians to watch.
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| CN203912090U (en) * | 2014-05-14 | 2014-10-29 | 国家电网公司 | Visible device for substation equipment inspection tour |
| CN206498495U (en) * | 2017-03-13 | 2017-09-15 | 国网辽宁省电力有限公司大连供电公司 | Substation operation supervising device |
| CN109864501A (en) * | 2017-12-04 | 2019-06-11 | 陕西众星蓝图教育科技有限公司 | A kind of set-top box sale displaying device |
| CN109882690B (en) * | 2019-03-18 | 2020-10-30 | 长春光华学院 | Single-camera farmland large-view-field image acquisition device |
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| CN211558721U (en) * | 2019-12-23 | 2020-09-25 | 北京同仁堂（唐山）营养保健品有限公司 | Donkey hide raw materials information input device |
| CN111510596A (en) * | 2020-04-15 | 2020-08-07 | 中道明华建设工程项目咨询有限责任公司 | Project management system based on BIM |
| CN214700025U (en) * | 2021-06-25 | 2021-11-12 | 中交长大桥隧技术有限公司 | Auxiliary device for bridge load test detection |
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