CN110969937B

CN110969937B - Campus intelligence information display device

Info

Publication number: CN110969937B
Application number: CN201911420707.7A
Authority: CN
Inventors: 王纬; 刘秋生; 王敏
Original assignee: Shandong Water Conservancy Vocational College
Current assignee: Shandong Water Conservancy Vocational College
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-11-03
Anticipated expiration: 2039-12-31
Also published as: CN110969937A

Abstract

The invention discloses an intelligent campus information display device which comprises a shell, wherein a box body is arranged in the middle of the top surface of the shell, the top surface of the box body is open, the left side and the right side of the top surface of the box body are respectively hinged with a box cover, the left side and the right side and the front side and the rear side of the top surface of the shell are respectively provided with a first through hole, and the left side and the right side and the front side and the rear side of. When information display is needed, the display screen, the magnetic white board, the controller and the storage box can be moved out of the box body, so that the information bulletin can be played through the display screen, the paper information bulletin can be fixed on the magnetic white board through the magnet, and a writing pen can be used for writing on the magnetic white board; when shifting out display screen, magnetism blank, controller and storage tank from the box in, can make the walking wheel income casing in, and then make casing and ground contact, increase area of contact ensures that whole device is more stable.

Description

Campus intelligence information display device

Technical Field

The invention belongs to the technical field of campus intelligent equipment, and relates to a campus intelligent information display device.

Background

The traditional information display device is formed by sticking paper public information in an aluminum alloy or stainless steel frame by glue, so that the use is inconvenient, especially in the digital and intelligent days, the traditional information display device is out of date, in addition, the traditional information display device is fixed on a cement ground by a fixed column, and the traditional information display device cannot be moved when being used in a designated place, so that the use is inconvenient.

Disclosure of Invention

The invention aims to provide an intelligent campus information display device to solve the problems that a traditional information display device is inconvenient to use and cannot be moved.

The invention is realized by the following technical scheme:

a campus intelligent information display device comprises a shell, wherein a box body is arranged in the middle of the top surface of the shell, the top surface of the box body is open, the left side and the right side of the top surface of the box body are respectively hinged with a box cover, the left side and the right side and the front side and the back side of the top surface of the box body are respectively provided with a first through hole, the left side and the right side and the front side and the back side of the bottom surface of the box body are respectively provided with a second through hole, the diameters of the second through holes are the same as those of the first through holes, the second through holes are in one-to-one correspondence with the first through holes, the first through holes and the corresponding second through holes are internally provided with a first screw rod, the inner walls of the first through holes and the second through holes are respectively connected with the peripheries of the corresponding first screw rods through bearings, the bottom ends of the first screw rods are positioned in the shell, the longitudinal section of backup pad is the H type, and backup pad top surface mid-mounting has rectangular frame, is close to right side department in the rectangular frame and installs the riser, is close to below department in the rectangular frame and installs the diaphragm, and diaphragm and riser run through each other and structure as an organic whole, and the riser divides rectangular frame into four regions with the diaphragm: a display screen is arranged in the upper left area, a magnetic white board is arranged in the lower left area, a controller is arranged in the upper right area, a storage box is arranged in the lower right area, the display screen is electrically connected with the controller, a threaded hole is formed in the middle of the bottom end of the first screw rod, a second screw rod is arranged in the threaded hole, the thread turning directions of the second screw rod and the first screw rod are opposite, the second screw rod is in threaded fit with the corresponding threaded hole, third through holes are respectively formed in the left side and the right side and the front side and the rear side of the bottom surface in the shell, the first through hole, the second through hole and the third through hole are positioned on the same central line, a sleeve is arranged at the top end of the third through hole, the sleeve is positioned below the chain wheel, the bottom end of the second screw rod is positioned in the corresponding sleeve, walking wheels are arranged at the bottom end of the second screw, be equipped with the guide block in the guide way, the guide block can slide from top to bottom along the guide way that corresponds, the guide block is connected through the connecting rod with corresponding between the second screw rod opposite side, bottom surface mid-mounting has first motor in the casing, the output fixed mounting of first motor erects the axle, be connected through the bearing between the top surface in perpendicular axle top and the casing, install drive sprocket on the vertical axis, fixed mounting driven sprocket on one of them first screw rod, driven sprocket is located the sprocket top, and be located inside the casing, be connected through first chain between drive sprocket and the driven sprocket, connect through the second chain between four sprockets.

As above a campus intelligence information display device, the box left and right sides be close to the below punishment respectively fixed mounting two front and back symmetric distribution's mounting panel, the preceding mid-mounting of mounting panel that is located the rear has the second motor, the output fixed mounting pivot of second motor, pivot front end bearing connects the mounting panel that is located the place ahead, fixed mounting line wheel in the pivot, the box left and right sides is fixed mounting first pulley and second pulley respectively, first pulley is located the second pulley top, the second pulley is located line wheel top, be equipped with the cotton rope on the line wheel, the case lid outside middle part is close to top department and installs the connecting block, the corresponding line wheel of cotton rope one end fixed connection, the cotton rope other end runs through corresponding second pulley and first pulley and the corresponding connecting block fixed connection in proper order, the cotton rope winding is on the line wheel that corresponds, and the cotton rope is.

According to the campus intelligent information display device, the protection box is sleeved on the outer side of the second motor.

As above-mentioned campus intelligence information display device, the box in front be close to left side department and install T type mounting panel, T type mounting panel back mounted has the sponge, the sponge back just can with the preceding contact of display screen and magnetism blank.

According to the campus intelligent information display device, the buffer layer is arranged in the shell; the top surfaces of the guide blocks are connected with the inner top surfaces of the corresponding guide grooves through first springs; the top end of the first screw rod is fixedly provided with a telescopic rod, and a second spring is sleeved on the periphery of the telescopic rod.

According to the campus intelligent information display device, the left side and the right side of the middle of the inner bottom surface of the shell are respectively provided with the rechargeable storage battery packs, the rechargeable storage battery packs are located below the second chain, the two rechargeable storage battery packs are electrically connected, and the display screen, the controller, the first motor and the second motor are electrically connected with the rechargeable storage battery packs.

According to the campus intelligent information display device, the first motor and the second motor are brushless motors.

According to the campus intelligent information display device, the front face of the shell is opened and the detachable cover plate is installed.

The invention has the advantages that: when the mobile display device needs to be moved, the display screen, the magnetic white board, the controller and the storage box can be put into the box body, so that the gravity center of the whole device can be reduced, the mobile display device is more stable during movement, the display screen, the magnetic white board, the controller and the storage box can be ensured not to be in direct contact with the outside, and the mobile display device is prevented from being damaged by external impact; the display screen, the magnetic white board, the controller and the storage box are accommodated in the box body, and meanwhile, the travelling wheels can extend out of the shell body and can move by means of the travelling wheels; when information display is needed, the display screen, the magnetic white board, the controller and the storage box can be moved out of the box body, so that the information bulletin can be played through the display screen, the paper information bulletin can be fixed on the magnetic white board through the magnet, and a writing pen can be used for writing on the magnetic white board; when shifting out display screen, magnetism blank, controller and storage tank from the box in, can make the walking wheel income casing in, and then make casing and ground contact, increase area of contact ensures that whole device is more stable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the present invention in use; FIG. 2 is a schematic view of the present invention in an unused configuration; FIG. 3 is a view in the direction A of FIG. 1; FIG. 4 is an enlarged view of section I of FIG. 1; FIG. 5 is an enlarged view of section II of FIG. 1; FIG. 6 is an enlarged view of a portion III of FIG. 1; fig. 7 is a circuit connection diagram of the present invention.

Reference numerals: the rechargeable battery comprises a shell 1, a box body 2, a box cover 3, a first through hole 4, a second through hole 5, a first screw rod 6, a sprocket 7, a thread sleeve 8, a support plate 9, a rectangular frame 10, a vertical plate 11, a transverse plate 12, a display screen 13, a magnetic white plate 14, a controller 15, a storage box 16, a threaded hole 17, a second screw rod 18, a third through hole 19, a sleeve 20, a traveling wheel 21, a guide groove 22, a guide block 23, a connecting rod 24, a first motor 25, a vertical shaft 26, a driving sprocket 27, a driven sprocket 28, a first chain 29, a second chain 30, a mounting plate 31, a second motor 32, a rotating shaft 33, a wire wheel 34, a first pulley 35, a second pulley 36, a wire rope 37, a connecting block 38, a protective box 39, a mounting plate 40T, a sponge 41, a first spring 42, a telescopic rod 43, a second spring 44 and a.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.

As shown in fig. 1-7, an intelligent campus information display device comprises a housing 1, a case 2 is mounted in the middle of the top surface of the housing 1, the top surface of the case 2 is open, the left and right sides of the top surface of the case 2 are respectively hinged with a case cover 3, the left and right sides and the front and rear sides of the top surface of the case 1 are respectively provided with a first through hole 4, the left and right sides and the front and rear sides of the bottom surface in the case 2 are respectively provided with a second through hole 5, the diameters of the second through holes 5 and the first through holes 4 are the same, the second through holes 5 and the first through holes 4 are in one-to-one correspondence, the first through holes 4 and the corresponding second through holes 5 are jointly provided with a first screw 6, the inner walls of the first through holes 4 and the second through holes 5 are connected with the peripheries of the corresponding first screws 6 through bearings, the bottom end of the first screw 6 is located in the housing, be equipped with swivel nut 8 on screw rod 2, swivel nut 8 is located

box

2, and 7 screw-thread fit of swivel nut 8 and the screw rod that corresponds, connect through backup pad 9 between four 8 opposite sides of swivel nut, the longitudinal section of backup pad 9 is the H type, 9 top surface mid-mounting of backup pad has rectangular frame 10, be close to right side department in the rectangular frame 10 and install riser 11, be close to below department in the rectangular frame 10 and install diaphragm 12, diaphragm 12 and riser 11 run through each other and structure as an organic whole, riser 11 and diaphragm 12 divide rectangular frame 10 into four regions: a display screen 13 is arranged in the upper left area, a magnetic white board 14 is arranged in the lower left area, a controller 15 is arranged in the upper right area, and a storage box 16 is arranged in the lower right area, wherein the display screen 13 is electrically connected with the controller 15, a threaded hole 17 is formed in the middle of the bottom end of the first screw 6, a second screw 18 is arranged in the threaded hole 17, the thread turning directions of the second screw 18 and the first screw 6 are opposite, the second screw 18 is in thread fit with the corresponding threaded hole 17, third through holes 19 are respectively formed in the left side, the right side, the front side and the rear side of the bottom surface in the shell 1, the first through hole 4, the second through hole 5 and the third through hole 19 are positioned on the same central line, a sleeve 20 is arranged at the top end of the third through hole 19, the sleeve 20 is positioned below the chain wheel 7, the bottom end of the second screw 18 is positioned in the corresponding sleeve 20, a walking wheel 21 is arranged at the bottom, vertical guide way 22 is seted up respectively to the left and right sides in the sleeve 20, be equipped with guide block 23 in the guide way 22, guide block 23 can be followed corresponding guide way 22 and slided from top to bottom, guide block 23 is connected through connecting rod 24 with corresponding between the second screw rod 18 opposite side, bottom surface mid-mounting has first motor 25 in the casing 1, the output fixed mounting vertical axis 26 of first motor 25, be connected through the bearing between vertical axis 26 top and the interior top surface of casing 1, install drive sprocket 27 on the vertical axis 26, fixed mounting driven sprocket 28 on one of them first screw rod 6, driven sprocket 28 is located sprocket 7 top, and be located inside the casing 1, be connected through first chain 29 between drive sprocket 27 and the driven sprocket 28, connect through second chain 30 between four sprocket 7. When the device needs to be moved, the first motor 25 is started, the first motor 25 rotates, the first motor 25 drives the vertical shaft 26 to rotate, the vertical shaft 26 drives the driving sprocket 27 to rotate, the driving sprocket 27 drives the driven sprocket 28 to rotate through the first chain 29, the driven sprocket 28 drives the corresponding first screw 6 to rotate, the corresponding first screw 6 drives the sprocket 7 thereon to rotate, the sprocket 7 drives the other three sprockets 7 to rotate through the second chain 30, the other three sprockets 7 drive the corresponding first screw 6 to rotate, because the first screw 6 is in threaded fit with the corresponding screw sleeve 8, and the screw sleeve 8 cannot rotate under the limitation of the support plate 9, the screw sleeve 8 can only move downwards along the corresponding first screw 6, the four screw sleeves 8 jointly drive the support plate 9 to move downwards, the support plate 9 drives the rectangular frame 10 to move downwards, and further the display screen 13 can be moved, The magnetic white board 14, the controller 15 and the storage box 16 are put into the box body 2, the first screw 6 rotates and simultaneously drives the corresponding threaded hole 17 to rotate, the threaded hole 17 is in threaded fit with the corresponding second screw 18, the thread turning directions of the second screw 18 and the first screw 6 are opposite, and the second screw 18 cannot rotate under the limitation of the guide groove 22 and the guide block 23, so that the second screw 18 can only move downwards along the corresponding threaded hole 17, the second screw 17 drives the traveling wheel 21 to move downwards along the corresponding third through hole 19, when the rectangular frame 10 completely enters the box body 2, the traveling wheel 21 is just positioned outside the shell 1, at the moment, the first motor 25 is closed, the box cover 3 is closed, and the device can be moved to a specified position by means of the traveling wheel 21; similarly, when the device is used, the box cover 3 is opened, the first motor 25 is started, the first motor 25 rotates reversely, the rectangular frame 10 can be moved to the outside of the box body 2, and the travelling wheels 21 are retracted into the shell body 1, so that information can be displayed by means of the display screen 13 and the magnetic white board 14; when the mobile display device needs to be moved, the display screen 13, the magnetic white board 14, the controller 15 and the storage box 16 can be put into the box body 2, so that the gravity center of the whole device can be reduced, the mobile display device is more stable in movement, the display screen 13, the magnetic white board 14, the controller 15 and the storage box 16 can be ensured not to be in direct contact with the outside, and the mobile display device is prevented from being damaged by external impact; when the display screen 13, the magnetic white board 14, the controller 15 and the storage box 16 are put into the box body 2, the travelling wheels 21 can extend out of the shell body 1, and then the travelling wheels 21 can move; when information display is needed, the display screen 13, the magnetic white board 14, the controller 15 and the storage box 16 can be moved out of the box body 2, so that the information bulletin can be played through the display screen 13, the paper information bulletin can be fixed on the magnetic white board 14 through the magnet, and a writing pen can be used for writing on the magnetic white board 14; when shifting out display screen 13, magnetism blank 14, controller 15 and storage tank 16 from the box 2 in, can make in walking wheel 21 income casing 1, and then make casing 1 and ground contact, increase area of contact ensures that whole device is more stable.

Specifically, two mounting plates 31 symmetrically distributed in the front and back are respectively fixedly mounted on the left and right sides of the box 2 near the lower portion, a second motor 32 is mounted in the front middle portion of the mounting plate 31 located behind, a rotating shaft 33 is fixedly mounted at the output end of the second motor 32, the front end of the rotating shaft 33 is connected to the mounting plate 31 located in the front through a bearing, a reel 34 is fixedly mounted on the rotating shaft 33, a first pulley 35 and a second pulley 36 are respectively fixedly mounted on the left and right sides of the box 2, the first pulley 35 is located above the second pulley 36, the second pulley 36 is located above the reel 34, a string 37 is disposed on the reel 34, a connecting block 38 is mounted on the middle portion of the outer side of the box cover 3 near the upper portion, one end of the string 37 is fixedly connected to the corresponding reel 34, the other end of the string 37 sequentially penetrates through the corresponding second pulley 36 and first, and the cord 37 is always under tension. When the box cover 3 needs to be opened, the second motor 32 rotates, the second motor 32 drives the corresponding rotating shaft 33 to rotate, the rotating shaft 33 drives the corresponding wire wheel 34 to rotate, the wire rope 37 is gradually wound on the corresponding wire wheel 34, and the wire rope 37 drives the corresponding box cover 3 to rotate upwards around a hinge point through the connecting block 38, so that the box cover 3 can be opened; similarly, when the box cover 3 needs to be closed, the second motor 32 rotates reversely; just so can realize opening and shutting of case lid 3 automatically, need not manual operation, labour saving and time saving, degree of automation is high.

Specifically, a protection box 39 is sleeved outside the second motor 32 in this embodiment. The second motor 32 can be protected by arranging the protection box 39, the second motor 32 is prevented from being damaged due to external interference, and the service life of the second motor 32 is prolonged.

Further, a T-shaped mounting plate 40 is mounted on the front side of the box body 2 close to the left side, a sponge 41 is mounted on the back side of the T-shaped mounting plate 40, and the back side of the sponge 41 just can contact with the front sides of the display screen 13 and the magnetic white board 14. When the rectangular frame 10 is received in the box 2 or removed from the box 2, the sponge 41 can wipe the surfaces of the display 13 and the magnetic white board 14 due to the relative movement between the display 13 and the magnetic white board 14 and the sponge 41, so that the dust on the surfaces of the display 13 and the magnetic white board 14 can be wiped off.

Further, a buffer layer is installed in the housing 1 according to the embodiment; the top surfaces of the guide blocks 23 are connected with the inner top surfaces of the corresponding guide grooves 22 through first springs 42; the top end of the first screw rod 6 is fixedly provided with an expansion rod 43, and the periphery of the expansion rod 43 is sleeved with a second spring 44. Run into the highway section of jolting at the removal in-process, the buffer layer in the casing 1 can play the effect of buffering, and first spring 42 and suit also can carry out the shock attenuation at the second spring 44 of telescopic link 43 periphery simultaneously, and good shock attenuation effect can be played in three's common shock attenuation, avoids taking place in the box 2 violently jolting and lead to in the box 2 spare part not hard up or even damage.

Furthermore, the left side and the right side of the middle part of the inner bottom surface of the casing 1 according to the embodiment are respectively provided with the rechargeable battery packs 45, the rechargeable battery packs 45 are positioned below the second chain 30, the two rechargeable battery packs 45 are electrically connected, and the display screen 13, the controller 15, the first motor 25 and the second motor 32 are electrically connected with the rechargeable battery packs 45. The rechargeable storage battery pack 45 can supply power to each electrical device of the device, and normal operation of each electrical device is guaranteed.

Further, the first motor 25 and the second motor 32 according to the present embodiment are brushless motors. The brushless motor has low noise, small vibration and small volume when in work, and meets the use requirements of the invention on the first motor 25 and the second motor 32.

Further, the housing 1 of the present embodiment is open at the front and is mounted with a detachable cover. The detachable cover plate is installed in front of the case 1 to facilitate charging of the rechargeable battery pack 45 and to facilitate maintenance of the internal components.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a campus intelligence information display device which characterized in that: comprises a shell (1), a box body (2) is arranged in the middle of the top surface of the shell (1), the top surface of the box body (2) is open, the left side and the right side of the top surface of the box body (2) are respectively hinged with a box cover (3), the left side and the right side and the front side and the rear side of the top surface of the shell (1) are respectively provided with a first through hole (4), the left side and the right side and the front side and the rear side of the inner bottom surface of the box body (2) are respectively provided with a second through hole (5), the diameters of the second through holes (5) and the first through holes (4) are the same, the second through holes (5) are in one-to-one correspondence with the first through holes (4), the first through holes (4) and the corresponding second through holes (5) are internally provided with a first screw rod (6) together, the inner walls of the first through holes (4) and the second through holes (5) are connected with the peripheries of the corresponding first screw, first screw rod (6) top is located box (2), be equipped with swivel nut (8) on screw rod (2), swivel nut (8) are located box (2), and swivel nut (8) and screw rod (7) screw-thread fit who corresponds, connect through backup pad (9) between four swivel nut (8) opposite sides, the longitudinal section of backup pad (9) is the H type, backup pad (9) top surface mid-mounting has rectangular frame (10), be close to right side department in rectangular frame (10) and install riser (11), be close to below department in rectangular frame (10) and install diaphragm (12), diaphragm (12) and riser (11) run through each other and structure as an organic whole, riser (11) and diaphragm (12) divide rectangular frame (10) into four regions: a display screen (13) is arranged in the upper left area, a magnetic white board (14) is arranged in the lower left area, a controller (15) is arranged in the upper right area, a storage box (16) is arranged in the lower right area, the display screen (13) is electrically connected with the controller (15), a threaded hole (17) is formed in the middle of the bottom end of the first screw rod (6), a second screw rod (18) is arranged in the threaded hole (17), the thread turning directions of the second screw rod (18) and the first screw rod (6) are opposite, the second screw rod (18) is in thread fit with the corresponding threaded hole (17), third through holes (19) are formed in the left side and the right side and the front side and the rear side of the inner bottom surface of the shell (1) respectively, the first through hole (4), the second through hole (5) and the third through holes (19) are located on the same central line, a sleeve (20) is arranged at the top end of the third, the bottom end of the second screw (18) is positioned in the corresponding sleeve (20), a walking wheel (21) is installed at the bottom end of the second screw (18), the walking wheel (21) can move up and down along the third through hole (19) along with the corresponding second screw (18), vertical guide grooves (22) are respectively formed in the left side and the right side of the sleeve (20), guide blocks (23) are arranged in the guide grooves (22), the guide blocks (23) can slide up and down along the corresponding guide grooves (22), the guide blocks (23) are connected with the opposite sides of the corresponding second screw (18) through connecting rods (24), a first motor (25) is installed in the middle of the inner bottom surface of the shell (1), a vertical shaft (26) is fixedly installed at the output end of the first motor (25), the top end of the vertical shaft (26) is connected with the inner top surface of the shell (1) through a bearing, a driving chain wheel (27) is installed on the vertical shaft (26), a driven chain wheel (28) is fixedly installed on one first, the driven chain wheel (28) is positioned above the chain wheel (7) and positioned in the shell (1), the driving chain wheel (27) and the driven chain wheel (28) are connected through a first chain (29), and the four chain wheels (7) are connected through a second chain (30).

2. The campus intelligence information display device of claim 1, wherein: box (2) left and right sides be close to below punishment respectively fixed mounting two front and back symmetric distribution's mounting panel (31), mounting panel (31) that are located the rear have second motor (32) in the middle part in front, the output fixed mounting pivot (33) of second motor (32), pivot (33) front end bearing connects mounting panel (31) that are located the place ahead, fixed mounting line wheel (34) is gone up in pivot (33), the equal fixed mounting in box (2) left and right sides has one first pulley (35) and one second pulley (36), first pulley (35) are located second pulley (36) top, second pulley (36) are located line wheel (34) top, be equipped with cotton rope (37) on line wheel (34), case lid (3) outside middle part is close to top department and installs connecting block (38), cotton rope (37) one end fixed connection corresponds line wheel (34), the cotton rope (37) other end runs through corresponding second pulley (36) and first pulley (35) and the corresponding company in proper order The connecting blocks (38) are fixedly connected, the thread ropes (37) are wound on the corresponding thread wheels (34), and the thread ropes (37) are always in a tensioned state.

3. The campus intelligence information display device of claim 2, wherein: a protective box (39) is sleeved on the outer side of the second motor (32).

4. The campus intelligence information display device of claim 1, wherein: the box (2) preceding department of being close to the left side install T type mounting panel (40), T type mounting panel (40) back mounted has sponge (41), sponge (41) back just can with display screen (13) and the preceding contact of magnetism blank (14).

5. The campus intelligence information display device of claim 1, wherein: a buffer layer is arranged in the shell (1); the top surface of the guide block (23) is connected with the inner top surface of the corresponding guide groove (22) through a first spring (42); the top end of the first screw rod (6) is fixedly provided with a telescopic rod (43), and a second spring (44) is sleeved on the periphery of the telescopic rod (43).

6. The campus intelligence information presentation device of claim 1 or 2, wherein: the left side and the right side of the middle of the inner bottom surface of the shell (1) are respectively provided with a rechargeable storage battery pack (45), the rechargeable storage battery packs (45) are positioned below the second chain (30), the two rechargeable storage battery packs (45) are electrically connected, and the display screen (13), the controller (15), the first motor (25) and the second motor (32) are electrically connected with the rechargeable storage battery packs (45).

7. The campus intelligence information presentation device of claim 1 or 2, wherein: the first motor (25) and the second motor (32) are brushless motors.

8. The campus intelligence information display device of claim 1, wherein: the front of the shell (1) is opened and is provided with a detachable cover plate.