CN111768695A - Display screen device convenient for checking waiting information of bus station - Google Patents

Display screen device convenient for checking waiting information of bus station Download PDF

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Publication number
CN111768695A
CN111768695A CN202010852357.8A CN202010852357A CN111768695A CN 111768695 A CN111768695 A CN 111768695A CN 202010852357 A CN202010852357 A CN 202010852357A CN 111768695 A CN111768695 A CN 111768695A
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CN
China
Prior art keywords
groove
shaft
bevel gear
transmission
rotating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202010852357.8A
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Chinese (zh)
Inventor
何施楠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuzhou Changle Ausway Electronic Technology Co ltd
Original Assignee
Fuzhou Changle Ausway Electronic Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fuzhou Changle Ausway Electronic Technology Co ltd filed Critical Fuzhou Changle Ausway Electronic Technology Co ltd
Priority to CN202010852357.8A priority Critical patent/CN111768695A/en
Publication of CN111768695A publication Critical patent/CN111768695A/en
Withdrawn legal-status Critical Current

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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
    • B08B1/143—Wipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
    • 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
    • F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
    • H05K7/20972—Forced ventilation, e.g. on heat dissipaters coupled to components

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The invention discloses a display screen device for conveniently checking waiting information of a bus station during waiting, which comprises a screen body, wherein a connecting block is arranged on the lower side of the screen body, a rotating device is arranged on the connecting block, the rotating device comprises a limiting groove arranged in the connecting block, a connecting shaft which is in running fit with the screen body is in running fit with the bottom wall of the limiting groove, the limiting groove is positioned in the limiting groove and is fixedly connected with a rotating rod, four friction grooves are arranged on the front wall, the rear wall, the left wall and the right wall of the limiting groove in an array manner, friction blocks which can be abutted and moved by the rotating rod are connected in the friction grooves in a sliding manner, and a fixed shaft which is in running fit with the connecting shaft and is fixedly connected with the screen body is.

Description

Display screen device convenient for checking waiting information of bus station
Technical Field
The invention relates to the technical field of display screens, in particular to a display screen device for conveniently checking waiting information of a bus station when waiting.
Background
Along with the development of science and technology, more and more bus stations have display screens, the display screens record weather, bus shift route destination, distance from the bus station and other information, when the number of passengers is too large, only one circle of people inside can see the information, the passengers outside can see the information after waiting for the previous passengers to see the information, the bus shift route destination and the distance from the bus station are quite inconvenient, meanwhile, the display screens are exposed outside for a long time, a large amount of dust is easy to accumulate, manual cleaning is needed regularly, and the maintenance cost is increased, so that the device capable of enabling more people to see the bus information conveniently and cleaning the bus station display screens regularly is quite important.
Disclosure of Invention
The invention aims to provide a display screen device for conveniently checking waiting information of a bus at a bus station, which is used for overcoming the defects in the prior art.
The display screen device for conveniently checking the waiting information of the bus at the bus station comprises a screen body, wherein a connecting block is arranged on the lower side of the screen body, a rotating device is arranged on the connecting block, the rotating device comprises a limiting groove arranged in the connecting block, a connecting shaft which is in running fit with the screen body is in running fit with the bottom wall of the limiting groove, a rotating rod is fixedly connected with the limiting groove, four friction grooves are arranged in the front wall, the rear wall, the left wall and the right wall of the limiting groove, a friction block which can be abutted and moved by the rotating rod is connected in the friction groove in a sliding way, a fixed shaft which is in running fit with the connecting shaft and is fixedly connected with the screen body is in running fit with the top wall of the limiting groove, and a rotating wheel which can be used for friction locking the friction block is fixedly connected with the fixed shaft which is, the rotating wheel is fixedly connected with the mounting block, a telescopic spring is connected between the mounting block and the rotating rod, every time when the connecting shaft rotates ninety degrees, the fixing shaft also rotates ninety degrees, the fixing shaft stays for a period of time and waits for the rotating rod to rotate ninety degrees, a transmission groove is formed in the left side of the transmission groove, a heat-conducting plate positioned on the upper side of the transmission groove is formed in the right side of the transmission groove, a heat-radiating device is arranged in the heat-conducting plate and comprises a vertical side of an oil pipe communicated with the top wall of the left side of the heat-radiating cavity, the heat-conducting plate is fixedly connected with the interface of the oil pipe and the heat-radiating cavity, a piston push rod positioned on the upper side of the heat-conducting plate is connected in the oil pipe in a sliding manner, gas which can expand when being heated is, the fan shaft is located heat dissipation intracavity fixedly connected with fan blade, works as heat dissipation chamber temperature rising can make piston push rod rebound, makes the fan blade rotates the heat dissipation, heat dissipation chamber left side roof intercommunication has the vibration groove, it is provided with wiping arrangement to vibrate the inslot, wiping arrangement is including being located vibrate the piece of inslot sliding connection, the sliding tray has been seted up in the vibration piece, vibrate the piece with be connected with the vibration spring between the reset spring roof, the wall sliding connection has connecting rack behind the sliding tray, connecting rack with be connected with reset spring between the sliding tray roof, the terminal fixedly connected with cleaning block of sliding tray downside, connecting rack can drive cleaning block descends and vibrates from top to bottom on one side and cleans the bus station display screen.
On the basis of the technical scheme, the rotating device further comprises a connecting groove formed in the screen body, the connecting shaft extends upwards to the inside of the connecting groove and is fixedly connected with a spline bevel gear, and the lower side of the connecting shaft extends downwards to the tail end of the lower side of the limiting groove and is dynamically connected with a power motor embedded in a wall body.
On the basis of the technical scheme, the heat abstractor still including communicate in the left groove that resets of oil pipe, reset inslot sliding connection have with piston push rod fixed connection's reset block, reset block with be connected with coupling spring between the groove roof that resets, the transmission groove with wall body normal running fit between the spread groove has and is located the integral key shaft of fan axle downside, the integral key shaft is located in spread groove internal spline connection have can with central bevel gear meshing's spline bevel gear, the annular has been seted up in the spline bevel gear, the wall is installed on the spread groove left side the horizontal part of oil pipe opposite side, oil pipe sliding connection have with the annular rotates the piston ejector pin of connecting, the fan axle with the friction groove integral key shaft is located connect through the belt drive in the transmission groove.
On the basis of the technical scheme, the wiping device also comprises a bevel gear transmission groove arranged on the right side of the connecting groove, a belt wheel groove is arranged between the bevel gear transmission groove and the connecting groove, a transmission shaft penetrates through and is matched with a wall body between the connecting groove and the bevel gear transmission groove in a rotating manner, the transmission shaft is positioned in the connecting groove, the spline is connected with a transmission bevel gear which can be meshed with the central bevel gear, the left side of the transmission bevel gear is fixedly connected with a permanent magnet, the transmission shaft is positioned in the connecting groove and is fixedly connected with an electromagnet positioned on the right side of the permanent magnet, an extension spring is connected between the electromagnet and the permanent magnet, the transmission shaft is positioned in the bevel gear transmission groove and is fixedly connected with a meshing bevel gear, the wall body between the transmission shaft and the heat dissipation cavity is matched with a rotating shaft in a rotating, a torsional spring is connected between the rotating shaft and the top wall of the bevel gear transmission groove, the rotating shaft is positioned in the bevel gear transmission groove and is fixedly connected with a connecting gear, the bottom wall of the heat dissipation cavity is slidably connected with a sliding rack which is meshed with the connecting gear and is fixedly connected with a display screen, a gear groove is formed between the upper side of the belt wheel groove and the oscillation groove, a wall body between the belt wheel groove and the oscillation groove is penetrated through and is rotatably matched with a rotating shaft positioned on the upper side of the driving shaft, the rotating shaft and the driving shaft are positioned in the belt wheel groove and are connected through belt transmission, the rotating shaft is positioned in the sliding groove and is fixedly connected with a rotating half gear which is meshed with the connecting rack, a cam shaft positioned on the upper side of the rotating shaft is rotatably matched with a wall body between the gear groove and the oscillation groove, and a cam capable of knocking the oscillation block, the camshaft is connected with the gear pair in the gear groove, and the rotating shaft is located in the gear groove.
The invention has the beneficial effects that: through the connecting axle rotation, it is rotatory to drive the dwang, with the cooperation that rotates the wheel, make the fixed axle drive the screen organism and rotate ninety degrees after and stay a period, then rotate ninety degrees again, thereby make things convenient for the passenger on four sides to both acquire bus information, when the temperature in the heat dissipation chamber promotes to the certain extent simultaneously, the fan blade can rotate the heat dissipation of help display screen, after the bus operation finishes on a day, remove the heat dissipation chamber heat dissipation point with the display screen and clean, thereby maintenance cost has been reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of the whole structure of a display screen device D for conveniently viewing waiting information when a bus waits at a bus station;
FIG. 2 is an enlarged view of a portion of the structure at A in FIG. 1;
fig. 3 is a schematic structural view of the B-B square in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1-3, the display screen device for conveniently checking waiting information of a bus at a bus stop according to the embodiment of the invention comprises a screen body 10, a connecting block 61 is arranged on the lower side of the screen body 10, the connecting block 61 is provided with a rotating device, the rotating device comprises a limiting groove 32 arranged in the connecting block 61, a connecting shaft 31 in rotating fit with the screen body 10 is arranged on the bottom wall of the limiting groove 32, a rotating rod 28 is fixedly connected in the limiting groove 32 by the limiting groove 32, four friction grooves 34 are arranged on the front wall, the rear wall, the left wall and the right wall of the limiting groove 32 in an array manner, a friction block 35 capable of being abutted and moved by the rotating rod 28 is slidably connected in the friction grooves 34, a fixed shaft 26 which is in rotating fit with the connecting shaft 31 and is fixedly connected with the screen body 10 is rotatably connected on the top wall in the limiting groove, the fixed shaft 26 is located fixedly connected with in the restriction groove 32 can with the dead rotation wheel 27 of friction lock of clutch blocks 35, rotate wheel 27 and go up fixed connection installation piece 67, installation piece 67 with be connected with expanding spring 68 between the dwang 28, every time the connecting axle 31 rotates ninety degrees and finishes, the fixed shaft 26 also can rotate ninety degrees, stays a period and waits again the dwang 28 rotates ninety degrees, the spread groove 60 left side has seted up the drive groove 36, the drive groove 36 right side has seted up and is located the heat-conducting plate 24 of spread groove 60 upside, be provided with heat abstractor in the heat-conducting plate 24, heat abstractor is including the perpendicular one side that communicates in the oil pipe 43 of heat dissipation chamber 25 left side roof, oil pipe 43 with heat dissipation chamber 25 kneck fixedly connected with heat-conducting plate 24, sliding connection has the piston push rod 42 that is located the heat-conducting plate 24 upside in oil pipe 43, the piston push rod 42 and the heat conducting plate 24 are filled with gas which can expand when heated, a fan shaft 37 is matched with a wall body between the heat dissipation cavity 25 and the transmission groove 36 in a rotating mode, the fan shaft 37 is located in the heat dissipation cavity 25 and fixedly connected with fan blades 38, when the temperature of the heat dissipation cavity 25 rises, the piston push rod 42 can move upwards to enable the fan blades 38 to radiate heat in a rotating mode, the top wall of the left side of the heat dissipation cavity 25 is communicated with an oscillation groove 17, a wiping device is arranged in the oscillation groove 17 and comprises an oscillation block 19 which is located in the oscillation groove 17 and connected in a sliding mode, a sliding groove 22 is formed in the oscillation block 19, an oscillation spring 16 is connected between the oscillation block 19 and the top wall of a reset spring 18, the rear wall of the sliding groove 22 is connected with a connecting rack 20 in a sliding mode, and a reset spring 18 is connected between the, the tail end of the lower side of the sliding groove 22 is fixedly connected with a cleaning block 23, and the connecting rack 20 can drive the cleaning block 23 to descend and oscillate up and down to wipe the display screen of the bus station.
In addition, in one embodiment, the rotating device further includes a connecting groove 60 formed in the screen housing 10, the connecting shaft 31 extends upward to the inside of the connecting groove 60 and is fixedly connected with a spline bevel gear 48, the end of the lower side of the connecting shaft 31 extends downward to the lower side of the limiting groove 32 and is connected with a power motor 30 embedded in a wall body in a power mode, and when the power motor 30 works, the connecting shaft 31 is located in the connecting groove 60 and drives a central bevel gear 49 to rotate all the time.
In addition, in one embodiment, the heat dissipation device further includes a reset groove 41 communicated with the left side of the oil pipe 43, a reset block 39 fixedly connected with the piston push rod 42 is slidably connected in the reset groove 41, a connecting spring 40 is connected between the reset block 39 and the top wall of the reset groove 41, a spline shaft 44 located on the lower side of the fan shaft 37 is rotatably fitted to the wall body between the transmission groove 36 and the connecting groove 60, the spline shaft 44 is located in the connecting groove 60, a spline bevel gear 48 capable of meshing with the center bevel gear 49 is splined, a ring groove 47 is formed in the spline bevel gear 48, a horizontal part on the other side of the oil pipe 43 is mounted on the left wall of the connecting groove 60, a piston rod 62 rotationally connected with the ring groove 47 is slidably connected in the oil pipe 43, the fan shaft 37 and the spline shaft 44 of the friction groove 3 are located in the transmission groove 36 and are connected, the temperature of the air in the oil pipe 43 reaches a certain temperature, so that the air expands, the piston push rod 42 moves upwards, the central bevel gear 49 and the spline bevel gear 48 rotate in a meshed mode, and the fan blades 38 are driven to rotate to dissipate heat of the display screen.
In addition, in one embodiment, the wiping device further includes a bevel gear transmission groove 55 formed on the right side of the connection groove 60, a pulley groove 11 is formed between the bevel gear transmission groove 55 and the connection groove 60, a transmission shaft 54 is rotatably fitted through a wall body between the connection groove 60 and the bevel gear transmission groove 55, a transmission bevel gear 50 capable of meshing with the central bevel gear 49 is splined inside the connection groove 60 and connected to the transmission shaft 54, a permanent magnet 51 is fixedly connected to the left side of the transmission bevel gear 50, an electromagnet 53 positioned on the right side of the permanent magnet 51 is fixedly connected inside the connection groove 60 and connected to the transmission shaft 54, an extension spring 52 is connected between the electromagnet 53 and the permanent magnet 51, a meshing bevel gear 59 is fixedly connected inside the bevel gear transmission groove 55 and a rotating shaft 57 is rotatably fitted to a wall body between the heat dissipation chamber 25, the rotating shaft 57 is positioned in the bevel gear transmission groove 55 and fixedly connected with a transmission half gear 58 engaged with the engaging bevel gear 59, a torsion spring 56 is connected between the rotating shaft 57 and the top wall of the bevel gear transmission groove 55, the rotating shaft 57 is positioned in the bevel gear transmission groove 55 and fixedly connected with a connecting gear 65, the bottom wall of the heat dissipation cavity 25 is slidably connected with a sliding rack 64 engaged with the connecting gear 65 and fixedly connected with a display screen, a gear groove 13 is formed between the upper side of the pulley groove 11 and the oscillation groove 17, a wall body between the pulley groove 11 and the oscillation groove 17 is penetrated and rotatably matched with a rotating shaft 12 positioned on the upper side of the transmission shaft 54, the rotating shaft 12 and the transmission shaft 54 are positioned in the pulley groove 11 and connected through belt transmission, and the rotating shaft 12 is positioned in the sliding groove 22 and fixedly connected with a rotating half gear 21 engaged with the connecting rack 20, the wall body normal running fit between the gear groove 13 with vibrate the groove 17 has and is located the camshaft 14 of axis of rotation 12 upside, camshaft 14 is located fixedly connected with can beat in the vibration groove 17 vibrate the cam 66 of piece 19, camshaft 14 with axis of rotation 12 is located gear groove 13 internal gear pair is connected, and when the bus station stopped transport at night, electro-magnet 53 circular telegram for drive bevel gear 50 with central bevel gear 49 meshes, makes slide rack 64 drives the display screen and moves left and arrive and clean the position, still can reciprocate when cleaning block 23 moves down and clean the display screen.
In the initial state, the torsion spring 56 is in a relaxed state, the extension spring 52 is in a relaxed state, the pressure spring 46 is in a relaxed state, the central bevel gear 49 is not engaged with the spline bevel gear 48 and the transmission bevel gear 50, the heat conduction plate 24 and the gas in the piston push rod 42 are not expanded, and the oscillation spring 16 and the return spring 18 are in a relaxed state.
When the bus stop display screen needs to display, the power motor 30 is started to drive the connecting shaft 31 to rotate, so as to drive the rotating rod 28 to rotate, after the rotating rod 28 rotates ninety degrees, the friction block 35 moves, at the moment, the friction block 35 loses friction butt joint with the rotating wheel 27, under the action of the extension spring 68, the rotating wheel 27 rotates ninety degrees rapidly, so as to drive the fixed shaft 26 to rotate ninety degrees, so as to enable the screen body 10 to rotate ninety degrees rapidly, so as to reciprocate, so that waiting passengers at different positions of the bus stop can clearly see waiting information, the display screen emits heat in the display process, when the temperature of the heat radiation cavity 25 reaches a certain degree, the heat conduction plate 24 conducts heat, the gas in the heat conduction plate 24 and the piston push rod 42 expands due to the temperature rise, so that the piston push rod 42 moves upwards, so as to enable the oil pressure in the oil pipe 43 to rise, therefore, the spline bevel gear 48 is meshed with the center bevel gear 49, the center bevel gear 49 continuously rotates to drive the spline bevel gear 48 to rotate, so that the fan shaft 37 rotates, the fan blades 38 rotate to generate wind power to radiate heat of the display screen, when the temperature is reduced, the fan blades 38 stop rotating, when the operation of a bus for one day is finished, dust on the bus station screen needs to be removed, the electromagnet 53 is electrified to repel the permanent magnet 51 to enable the transmission bevel gear 50 to move leftwards, so that the transmission bevel gear 50 is meshed with the center bevel gear 49, the transmission bevel gear 50 drives the center bevel gear 49 to rotate, so that the transmission shaft 54 drives the transmission half gear 58 to rotate, under the action of the torsion spring 56, the meshing bevel gear 59 is always meshed with the last tooth of the transmission half gear 58, the rotating shaft 57 drives the connecting gear 65 to rotate, so that the sliding rack 64 moves leftwards, so, simultaneously, the transmission shaft 54 drives the rotating shaft 12 to rotate, the rotating half gear 21 rotates, the connecting rack 20 moves downwards, the rotating shaft 12 drives the cam shaft 14 to rotate in the downward moving process of the connecting rack 20, the cam 66 rotates, the vibrating block 19 is continuously knocked, the vibrating block 19 can continuously move up and down under the action of the vibrating spring 16, the connecting rack 20 drives the cleaning block 23 to be understood up and down in the descending process, the cleaning block 23 cleans dust of the display screen, and the display screen is kept clean.
The invention has the beneficial effects that: through the connecting axle rotation, it is rotatory to drive the dwang, with the cooperation that rotates the wheel, make the fixed axle drive the screen organism and rotate ninety degrees after and stay a period, then rotate ninety degrees again, thereby make things convenient for the passenger on four sides to both acquire bus information, when the temperature in the heat dissipation chamber promotes to the certain extent simultaneously, the fan blade can rotate the heat dissipation of help display screen, after the bus operation finishes on a day, remove the heat dissipation chamber heat dissipation point with the display screen and clean, thereby maintenance cost has been reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (4)

1. The utility model provides a bus station waits and conveniently looks over display screen device of waiting information, includes the screen organism, its characterized in that: the lower side of the screen machine body is provided with a connecting block, the connecting block is provided with a rotating device, the rotating device comprises a limiting groove arranged in the connecting block, the bottom wall of the limiting groove is in running fit with a connecting shaft in running fit with the screen machine body, the limiting groove is positioned in the limiting groove and fixedly connected with a rotating rod, four friction grooves are arranged in the front wall, the rear wall, the left wall and the right wall of the limiting groove in an array manner, a friction block which can be abutted and moved by the rotating rod is in sliding connection in the friction grooves, the top wall of the limiting groove is in running fit with the connecting shaft and fixedly connected with a fixed shaft, the fixed shaft is positioned in the limiting groove and fixedly connected with a rotating wheel which can lock the friction block in a friction manner, an installation block is fixedly connected on the rotating wheel, and a telescopic spring is connected, every time the connecting shaft finishes rotating by ninety degrees, the fixed shaft also rotates by ninety degrees, the rotating rod stays for a period of time and waits for the ninety degrees to rotate, the left side of the connecting groove is provided with a transmission groove, the right side of the transmission groove is provided with a heat conducting plate positioned on the upper side of the connecting groove, the heat conducting plate is arranged in the heat conducting plate, the heat radiating device comprises a vertical side of an oil pipe communicated with the top wall of the left side of the heat radiating cavity, the interface of the oil pipe and the heat radiating cavity is fixedly connected with the heat conducting plate, a piston push rod positioned on the upper side of the heat conducting plate is connected in the oil pipe in a sliding manner, gas which can expand when being heated is filled between the piston push rod and the heat conducting plate, a fan shaft is matched with the wall body between the heat radiating cavity and the transmission groove in a, the fan blades are enabled to rotate to dissipate heat, the top wall of the left side of the heat dissipation cavity is communicated with a vibration groove, a wiping device is arranged in the vibration groove and comprises a vibration block which is located in the vibration groove and is in sliding connection with the top wall of the vibration groove, a sliding groove is formed in the vibration block, a vibration spring is connected between the vibration block and the top wall of the reset spring, a connecting rack is connected to the rear wall of the sliding groove in a sliding connection mode, the reset spring is connected between the connecting rack and the top wall of the sliding groove, a cleaning block is fixedly connected to the tail end of the lower side of the sliding groove, and the connecting rack can drive the cleaning block to descend and oscillate.
2. The display screen device of claim 1, which is convenient for checking waiting information of a bus at a bus station, and is characterized in that: the rotating device further comprises a connecting groove formed in the screen body, the connecting shaft extends upwards to a spline bevel gear fixedly connected in the connecting groove, and the lower side of the connecting shaft extends downwards to the tail end of the lower side of the limiting groove and is connected with a power motor embedded in a wall body in a power connection mode.
3. The display screen device of claim 1, which is convenient for checking waiting information of a bus at a bus station, and is characterized in that: the heat abstractor still including communicate in the left groove that resets of oil pipe, reset inslot sliding connection have with piston push rod fixed connection's reset block, the reset block with it is connected with coupling spring to reset between the groove roof, the transmission groove with wall body normal running fit between the spread groove has and is located the integral key shaft of fan axle downside, the integral key shaft is located in the spread groove internal spline connection have can with central bevel gear meshed's spline bevel gear, the annular has been seted up in the spline bevel gear, the spread groove left side wall is installed the horizontal part of oil pipe opposite side, oil pipe sliding connection have with the annular rotates the piston ejector pin of connecting, the fan axle with the friction groove integral key shaft is located connect through the belt drive in the transmission groove.
4. The display screen device of claim 1, which is convenient for checking waiting information of a bus at a bus station, and is characterized in that: the wiping device also comprises a bevel gear transmission groove arranged on the right side of the connecting groove, a belt wheel groove is arranged between the bevel gear transmission groove and the connecting groove, a transmission shaft penetrates through and is matched with a wall body between the connecting groove and the bevel gear transmission groove in a rotating manner, the transmission shaft is positioned in the connecting groove, the spline is connected with a transmission bevel gear which can be meshed with the central bevel gear, the left side of the transmission bevel gear is fixedly connected with a permanent magnet, the transmission shaft is positioned in the connecting groove and is fixedly connected with an electromagnet positioned on the right side of the permanent magnet, an extension spring is connected between the electromagnet and the permanent magnet, the transmission shaft is positioned in the bevel gear transmission groove and is fixedly connected with a meshing bevel gear, the wall body between the transmission shaft and the heat dissipation cavity is matched with a rotating shaft in a rotating manner, a torsional spring is connected between the rotating shaft and the top wall of the bevel gear transmission groove, the rotating shaft is positioned in the bevel gear transmission groove and is fixedly connected with a connecting gear, the bottom wall of the heat dissipation cavity is slidably connected with a sliding rack which is meshed with the connecting gear and is fixedly connected with a display screen, a gear groove is formed between the upper side of the belt wheel groove and the oscillation groove, a wall body between the belt wheel groove and the oscillation groove is penetrated through and is rotatably matched with a rotating shaft positioned on the upper side of the driving shaft, the rotating shaft and the driving shaft are positioned in the belt wheel groove and are connected through belt transmission, the rotating shaft is positioned in the sliding groove and is fixedly connected with a rotating half gear which is meshed with the connecting rack, a cam shaft positioned on the upper side of the rotating shaft is rotatably matched with a wall body between the gear groove and the oscillation groove, and a cam capable of knocking the oscillation block, the camshaft is connected with the gear pair in the gear groove, and the rotating shaft is located in the gear groove.
CN202010852357.8A 2020-08-21 2020-08-21 Display screen device convenient for checking waiting information of bus station Withdrawn CN111768695A (en)

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Application Number Priority Date Filing Date Title
CN202010852357.8A CN111768695A (en) 2020-08-21 2020-08-21 Display screen device convenient for checking waiting information of bus station

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Application Number Priority Date Filing Date Title
CN202010852357.8A CN111768695A (en) 2020-08-21 2020-08-21 Display screen device convenient for checking waiting information of bus station

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CN111768695A true CN111768695A (en) 2020-10-13

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CN202010852357.8A Withdrawn CN111768695A (en) 2020-08-21 2020-08-21 Display screen device convenient for checking waiting information of bus station

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112934794A (en) * 2021-01-27 2021-06-11 成都市蓉珏旦商贸有限公司 Self-liquid-return and drying cleaning auxiliary equipment for human-computer interaction touch screen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112934794A (en) * 2021-01-27 2021-06-11 成都市蓉珏旦商贸有限公司 Self-liquid-return and drying cleaning auxiliary equipment for human-computer interaction touch screen

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