CN112242111A

CN112242111A - Digital media advertisement system

Info

Publication number: CN112242111A
Application number: CN202011130563.4A
Authority: CN
Inventors: 贾丹红; 叶君
Original assignee: Zhejiang Guangxia Construction Vocational and Technical University
Current assignee: Zhejiang Guangxia Construction Vocational and Technical University
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-01-19
Anticipated expiration: 2040-10-21
Also published as: CN112242111B

Abstract

The invention relates to an advertisement system, in particular to a digital media advertisement system, which comprises a motion mechanism, a connecting bracket, a power mechanism, a rotating mechanism, a lifting mechanism, a pushing mechanism, a containing mechanism and a mounting bracket, wherein the middle part of the motion mechanism is fixedly connected with the connecting bracket which is fixedly connected with the power mechanism, the power mechanism is in transmission connection with the motion mechanism, the rotating mechanism is connected with the connecting bracket, the lifting mechanism is in transmission connection with the motion mechanism, the lifting mechanism and the power mechanism are in friction transmission and can be driven by the power mechanism to move, the power mechanism and the lifting mechanism can enter into friction transmission, the lifting mechanism sequentially pushes four pushing mechanisms to move in the motion process, the pushing mechanism drives the corresponding containing mechanism to move, the containing mechanism pushes out the corresponding mounting bracket so as to be in the motion path of the device, the device moves to a different location to display a different advertisement.

Description

Digital media advertisement system

Technical Field

The invention relates to an advertisement system, in particular to a digital media advertisement system.

Background

For example, publication number CN110428729A discloses an advertising system for an intelligent bus station, which includes a bus station and an advertising system for playing advertisements, wherein the advertising system is disposed in the bus station, the advertising system includes a display screen and a control device, the display screen is fixedly connected with the bus station, the control device is electrically connected with the display screen, the control device includes a main control board and an antenna, and the antenna is electrically connected with the main control board; the disadvantage of this invention is that the advertisement cannot be switched according to different environments.

Disclosure of Invention

The invention aims to provide a digital media advertisement system which can switch advertisements according to different environments.

The purpose of the invention is realized by the following technical scheme:

the utility model provides a digital media advertising system, includes motion, linking bridge, power unit, slewing mechanism, elevating system, pushing mechanism, receiving mechanism and installing support, motion's middle part fixedly connected with linking bridge, fixedly connected with power unit on the linking bridge, power unit and motion transmission are connected, be connected with slewing mechanism on the linking bridge, it is connected with elevating system to rotate on the linking bridge, elevating system and power unit friction transmission, last sliding connection has four pushing mechanism of slewing mechanism, equal fixedly connected with compression spring I between four pushing mechanism and the slewing mechanism, four receiving mechanism of last fixedly connected with of slewing mechanism, all be provided with the installing support in four receiving mechanism, four pushing mechanism mesh the transmission with four receiving mechanism respectively.

As a further optimization of the technical scheme, the digital media advertisement system of the invention comprises two motion mechanisms, wherein each motion mechanism comprises two motion brackets, two motion shafts and two motion wheels, the front ends and the rear ends of the two motion brackets are respectively and rotatably connected with the motion wheels, and the motion shaft is fixedly connected between the two motion wheels at the front ends.

As a further optimization of the technical solution, the digital media advertisement system of the present invention comprises a connecting base plate, a mounting ring and a limiting post, wherein the connecting base plate is fixedly connected between the two moving supports, the mounting ring is fixedly connected to the connecting base plate, and the limiting post is fixedly connected to the connecting base plate.

As a further optimization of the technical scheme, the invention relates to a digital media advertisement system, wherein the power mechanism comprises a power motor, a transmission shaft, a conical friction wheel, an electromagnet I and an electromagnet II, the power motor is fixedly connected to a connecting bottom plate, the transmission shaft is rotatably connected between two motion brackets, the transmission shaft is in transmission connection with a motion shaft, the transmission shaft is in transmission connection with an output shaft of the power motor, the conical friction wheel is slidably connected to the output shaft of the power motor, the electromagnet II is rotatably connected to the conical friction wheel, the electromagnet II is slidably connected to the connecting bottom plate, the electromagnet I is fixedly connected to the power motor, the electromagnet I and the electromagnet II are attracted, and a compression spring II is rotatably connected between the conical friction wheel and the power motor.

As a further optimization of the technical scheme, the digital media advertisement system of the invention comprises a rotating mechanism, wherein the rotating mechanism comprises a rotating motor, a rotating ring and supporting plates, the rotating motor is fixedly connected to a connecting bottom plate, an output shaft of the rotating motor is in transmission connection with the rotating ring, the rotating ring is rotatably connected to an installation ring, and the rotating ring is fixedly connected with four supporting plates.

As a further optimization of the technical scheme, the digital media advertisement system comprises a lifting mechanism, wherein the lifting mechanism comprises a screw rod and a lifting ring, the screw rod is rotatably connected to a connecting bottom plate, the lifting ring is connected to the screw rod through threads, and the lifting ring is slidably connected to a limiting column.

As a further optimization of the technical scheme, the digital media advertisement system comprises a pushing mechanism, a rack I, pushing sliders, a ship-shaped plate and positioning nails, wherein the rack I is fixedly connected to the pushing mechanism, the pushing mechanism is connected with the plurality of pushing sliders in a sliding mode, the ship-shaped plate is fixedly connected to each pushing slider, the positioning nails are connected to each pushing slider through threads, the four pushing plates are respectively connected to the inner sides of the four supporting plates in a sliding mode, and compression springs I are fixedly connected between the supporting plates and the pushing plates.

As the technical scheme is further optimized, the digital media advertisement system comprises a storage cavity, a push-out shaft, a push-out gear I and a push-out gear II, wherein the storage cavity is rotatably connected with the push-out shaft, the push-out shaft is fixedly connected with the push-out gear I and the push-out gear II, the diameter of the push-out gear II is larger than that of the push-out gear I, the four support plates are fixedly connected with the storage cavity, and the four racks I are respectively in meshing transmission with the four push-out gears I.

As a further optimization of the technical scheme, the digital media advertisement system comprises an installation cavity, a rack II and a connecting plug, wherein the rack II and the connecting plug are fixedly connected to the installation cavity, the installation cavity is internally provided with a dual display screen, the display screen is connected with the connecting plug, the installation cavity is connected in a sliding mode in four containing cavities, and the four racks II are respectively in meshing transmission with four pushing gears II.

As a further optimization of the technical scheme, the digital media advertisement system further comprises a sound mechanism and an inserting mechanism, wherein the sound mechanism comprises a transverse moving support, a transverse moving motor, a sound sliding block and sound devices, the transverse moving motor is fixedly connected onto the transverse moving support, the sound sliding block is connected onto an output shaft of the transverse moving motor through threads, the sound devices are detachably connected onto the sound sliding block, the transverse moving support is fixedly connected to the left side and the right side of a rotating ring, the inserting mechanism comprises a cross bottom plate and connecting sockets, the cross bottom plate is fixedly connected among four containing cavities, four pairs of connecting sockets are fixedly connected onto the cross bottom plate, and the two sound devices are respectively connected with four groups of connecting sockets.

The digital media advertisement system of the invention has the advantages that:

according to the digital media advertisement system, the device can be driven to move through the power mechanism, the power mechanism can enter friction transmission with the lifting mechanism, the lifting mechanism sequentially pushes the four pushing mechanisms to move in the moving process, the pushing mechanisms drive the corresponding containing mechanisms to move, the containing mechanisms push out the corresponding mounting supports, and then in the moving path of the device, the device moves to different positions to display different advertisements.

Drawings

The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic diagram of the overall structure of the digital media advertising system of the present invention;

FIG. 2 is a schematic diagram of a partial structure of the digital media advertisement system of the present invention;

FIG. 3 is a schematic view of the motion mechanism of the present invention;

FIG. 4 is a schematic view of the connecting bracket structure of the present invention;

FIG. 5 is a schematic diagram of a power mechanism according to the present invention;

FIG. 6 is a schematic view of the rotating mechanism of the present invention;

FIG. 7 is a schematic view of the lift mechanism of the present invention;

FIG. 8 is a schematic view of the pushing mechanism of the present invention;

FIG. 9 is a schematic structural view of the receiving mechanism of the present invention;

FIG. 10 is a schematic view of the mounting bracket configuration of the present invention;

FIG. 11 is a schematic diagram of the acoustic mechanism of the present invention;

fig. 12 is a schematic structural diagram of the plugging mechanism of the present invention.

In the figure: a movement mechanism 1; a motion bracket 101; a motion shaft 102; a moving wheel 103; a connecting bracket 2; a connection base plate 201; a mounting ring 202; a spacing post 203; a power mechanism 3; a power motor 301; a drive shaft 302; a tapered friction wheel 303; an electromagnet I304; an electromagnet II 305; a rotating mechanism 4; a rotating motor 401; a rotating ring 402; a support plate 403; a lifting mechanism 5; a screw rod 501; a lifting ring 502; a pushing mechanism 6; a push plate 601; a rack I602; pushing the slide 603; a boat-shaped plate 604; a positioning pin 605; a storage mechanism 7; a receiving cavity 701; a push-out shaft 702; a push-out gear I703; a push-out gear II 704; a mounting bracket 8; a mounting cavity 801; a rack II 802; a connection plug 803; a sound mechanism 9; the bracket 901 is transversely moved; a traverse motor 902; a sound slider 903; a sound 904; an insertion mechanism 10; a cross bottom plate 1001; a socket 1002 is connected.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and "upright", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, directly or indirectly connected through an intermediate medium, and may be a communication between two members. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, in the description of the present invention, the meaning of "a plurality", and "a plurality" is two or more unless otherwise specified.

The first embodiment is as follows:

the embodiment will be described with reference to fig. 1 to 12, a digital media advertisement system includes a moving mechanism 1, a connecting bracket 2, a power mechanism 3, a rotating mechanism 4, a lifting mechanism 5, a pushing mechanism 6, a receiving mechanism 7 and a mounting bracket 8, wherein the middle part of the moving mechanism 1 is fixedly connected with the connecting bracket 2, the connecting bracket 2 is fixedly connected with the power mechanism 3, the power mechanism 3 is in transmission connection with the moving mechanism 1, the connecting bracket 2 is connected with the rotating mechanism 4, the connecting bracket 2 is rotatably connected with the lifting mechanism 5, the lifting mechanism 5 and the power mechanism 3 are in friction transmission, the rotating mechanism 4 is slidably connected with four pushing mechanisms 6, compression springs i are fixedly connected between the four pushing mechanisms 6 and the rotating mechanism 4, the rotating mechanism 4 is fixedly connected with four receiving mechanisms 7, and the mounting bracket 8 is arranged in the four receiving mechanisms 7, the four pushing mechanisms 6 are respectively meshed with the four containing mechanisms 7 for transmission; can move through power unit 3 drive device, power unit 3 can get into friction drive with elevating system 5, and elevating system 5 promotes four pushing mechanism 6 in proper order and moves at the in-process of motion, and pushing mechanism 6 drives corresponding receiving mechanism 7 and moves, and receiving mechanism 7 releases corresponding installing support 8, and then in the motion route of device, the device moves different advertisements of position display of difference.

The second embodiment is as follows:

the following describes the present embodiment with reference to fig. 1 to 12, and the present embodiment further describes the first embodiment, where the moving mechanism 1 includes two moving brackets 101, two moving shafts 102, and two moving wheels 103, the two moving brackets 101 are provided, the front and rear ends of the two moving brackets 101 are rotatably connected with the moving wheels 103, and the moving shaft 102 is fixedly connected between the two moving wheels 103 located at the front end.

The third concrete implementation mode:

in the following, the present embodiment is described with reference to fig. 1 to 12, and the second embodiment is further described in the present embodiment, the connecting bracket 2 includes a connecting base plate 201, a mounting ring 202 and a limiting column 203, the connecting base plate 201 is fixedly connected between the two moving brackets 101, the mounting ring 202 is fixedly connected to the connecting base plate 201, and the limiting column 203 is fixedly connected to the connecting base plate 201.

The fourth concrete implementation mode:

the present embodiment will be described below with reference to fig. 1 to 12, and the third embodiment will be further described, the power mechanism 3 comprises a power motor 301, a transmission shaft 302, a conical friction wheel 303, electromagnets I304 and electromagnets II 305, the power motor 301 is fixedly connected to the connecting bottom plate 201, the transmission shaft 302 is rotatably connected between the two motion brackets 101, the transmission shaft 302 is in transmission connection with the motion shaft 102, the transmission shaft 302 is in transmission connection with an output shaft of the power motor 301, the conical friction wheel 303 is slidably connected to an output shaft of the power motor 301, the electromagnets II 305 are rotatably connected to the conical friction wheel 303, the electromagnets II 305 are slidably connected to the connecting bottom plate 201, the power motor 301 is fixedly connected with the electromagnets I304, the electromagnets I304 and the electromagnets II 305 are attracted, a compression spring II is rotatably connected between the conical friction wheel 303 and the power motor 301.

The fifth concrete implementation mode:

the present embodiment is described below with reference to fig. 1 to 12, and the fourth embodiment is further described in the present embodiment, where the rotating mechanism 4 includes a rotating motor 401, a rotating ring 402, and a supporting plate 403, the rotating motor 401 is fixedly connected to the connecting bottom plate 201, an output shaft of the rotating motor 401 is in transmission connection with the rotating ring 402, the rotating ring 402 is rotatably connected to the mounting ring 202, and the rotating ring 402 is fixedly connected to the four supporting plates 403.

The sixth specific implementation mode:

in the following, the present embodiment is described with reference to fig. 1 to 12, and the fifth embodiment is further described, in which the lifting mechanism 5 includes a screw 501 and a lifting ring 502, the screw 501 is rotatably connected to the connecting bottom plate 201, the lifting ring 502 is connected to the screw 501 through a screw, and the lifting ring 502 is slidably connected to the limiting post 203.

The seventh embodiment:

the present embodiment is described below with reference to fig. 1 to 12, and the sixth embodiment is further described in the present embodiment, where the pushing mechanism 6 includes a pushing plate 601, a rack i 602, a pushing slider 603, a boat-shaped plate 604 and a positioning nail 605, the rack i 602 is fixedly connected to the pushing plate 601, a plurality of pushing sliders 603 are slidably connected to the pushing plate 601, the boat-shaped plate 604 is fixedly connected to each of the plurality of pushing sliders 603, the positioning nail 605 is connected to each of the plurality of pushing sliders 603 by a thread, the four pushing plates 601 are respectively slidably connected to inner sides of the four supporting plates 403, and a compression spring i is fixedly connected between the supporting plates 403 and the pushing plate 601.

The specific implementation mode is eight:

the present embodiment is described below with reference to fig. 1 to 12, and the seventh embodiment is further described, in which the storage mechanism 7 includes a storage cavity 701, a push-out shaft 702, a push-out gear i 703 and a push-out gear ii 704, the storage cavity 701 is rotatably connected with the push-out shaft 702, the push-out shaft 702 is fixedly connected with the push-out gear i 703 and the push-out gear ii 704, the diameter of the push-out gear ii 704 is larger than that of the push-out gear i 703, the storage cavities 701 are fixedly connected with all of the four support plates 403, and the four racks i 602 are respectively in meshing transmission with the four push-out gears i 703.

The specific implementation method nine:

the following describes the present embodiment with reference to fig. 1 to 12, and the present embodiment further describes an eighth embodiment, where the mounting bracket 8 includes a mounting cavity 801, a rack ii 802, and a connecting plug 803, the rack ii 802 and a pair of connecting plugs 803 are fixedly connected to the mounting cavity 801, the mounting cavity 801 is disposed in an even display screen, the display screen is connected to the pair of connecting plugs 803, the four receiving cavities 701 are all slidably connected to the mounting cavity 801, and the four racks ii 802 are respectively engaged with the four push-out gears ii 704 for transmission.

The detailed implementation mode is ten:

the following describes the present embodiment with reference to fig. 1 to 12, and the present embodiment further describes an embodiment nine, where the digital media advertisement system further includes a sound mechanism 9 and a plugging mechanism 10, the sound mechanism 9 includes a traverse support 901, a traverse motor 902, a sound slider 903 and a sound device 904, the traverse support 901 is fixedly connected with the traverse motor 902, an output shaft of the traverse motor 902 is connected with the sound slider 903 through a thread, the sound device 903 is detachably connected with the sound device 904, both left and right sides of the rotating ring 402 are fixedly connected with the traverse support 901, the plugging mechanism 10 includes a cross bottom plate 1001 and a connection socket 1002, the cross bottom plate 1001 is fixedly connected between four receiving cavities 701, the cross bottom plate 1001 is fixedly connected with four pairs of connection sockets 1002, and the two sound devices 904 are respectively connected with the four pairs of connection sockets 1002.

The invention relates to a digital media advertisement system, which has the working principle that:

when in use, the device is placed in a shopping mall, and the movement path of the device is preset according to different areas of the shopping mall, such as the device sequentially passes through a child area, a woman dress area, a man dress area, a toy area and the like; therefore, display screens are detachably installed in the four installation cavities 801 in advance, the four display screens play advertisements of a child area, a woman dress area, a man dress area and a toy area respectively, the number and the height of the push sliders 603 are preset, it is to be noted that only one type of advertisement can be played in one area, for example, when one push slider 603 is arranged on the push mechanism 6, the heights of the four push sliders 603 are different, the four display screens corresponding to the four push sliders 603 are respectively arranged, when the push sliders 603 are pushed, the corresponding display screens are pushed out to display, the display screens display advertisements in corresponding areas, audio lines of the display screens are connected to the two connecting plugs 803, and the two sound sliders 903 are connected to the four pairs of connecting sockets 1002 respectively; when the device is started, the power motor 301 is started, the output shaft of the power motor 301 starts to rotate, the output shaft of the power motor 301 drives the transmission shaft 302 to rotate, the transmission shaft 302 drives the motion shaft 102 to rotate, the motion shaft 102 drives the corresponding motion wheel 103 to rotate, and the motion wheel 103 rotates to drive the device to move; when the device moves to a designated area and needs to be displayed with advertisements, the electromagnet I304 and the electromagnet II 305 are disconnected, the conical friction wheel 303 is pushed by the compression spring I to perform friction transmission with the screw rod 501, the output shaft of the power motor 301 rotates to drive the device to move while driving the screw rod 501 to rotate, the screw rod 501 rotates to drive the lifting ring 502 to move through threads, the lifting ring 502 moves upwards under the pushing of the threads, the lifting ring 502 moves upwards to sequentially push the four ship-shaped plates 604, the four ship-shaped plates 604 can be processed into different lengths according to use requirements, for example, the path of a child area is longer, the time for advertisement putting is longer, therefore, the ship-shaped plate 604 corresponding to the child area needs to be processed into a longer length, and the ship-shaped plate 604 can be made into a structure convenient to detach; the lifting ring 502 pushes the ship-shaped plate 604 to move outwards, the ship-shaped plate 604 drives the pushing sliding block 603 to move outwards, the pushing sliding block 603 drives the pushing plate 601 to move outwards, the pushing plate 601 drives the rack I602 to move outwards, the rack I602 drives the pushing gear I703 to rotate, the pushing gear I703 drives the pushing shaft 702 to rotate, the pushing shaft 702 drives the pushing gear II 704 to rotate, the pushing gear II 704 pushes the rack II 802 to move upwards, the rack II 802 drives the mounting cavity 801 to move upwards, the mounting cavity 801 drives the display screen to move upwards, the connecting plug 803 is inserted into the corresponding connecting socket 1002, so that the display screen is connected with the two sound boxes 904, and the two sound boxes 904 play the sound corresponding to the advertisement; the lifting circular ring 502 sequentially pushes the four pushing mechanisms 6 to move in the moving process, the pushing mechanisms 6 drive the corresponding containing mechanisms 7 to move, the containing mechanisms 7 push the corresponding mounting supports 8 out, and then the device moves to different positions to display different advertisements in the moving path of the device; the traverse motor 902 is started, the output shaft of the traverse motor 902 starts to rotate, the output shaft of the traverse motor 902 drives the sound slider 903 to move through threads, and the sound slider 903 drives the sound 904 to move, so that the relative position of the sound 904 can be conveniently adjusted; the diameter of the push-out gear II 704 is larger than that of the push-out gear I703, so that the moving path of the ship-shaped plate 604 when pushed is enlarged, and the display screen can be ensured to extend out smoothly; the rotating motor 401 is started in advance, the output shaft of the rotating motor 401 starts to rotate, the output shaft of the rotating motor 401 drives the rotating ring 402 to move, the rotating ring 402 drives the pushing mechanism 6, the accommodating mechanism 7, the mounting bracket 8, the sound mechanism 9 and the inserting mechanism 10 to rotate, and it is guaranteed that any display screen which is lifted can be rotated and played in multiple angles.

It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.

Claims

1. The utility model provides a digital media advertising system, includes motion (1), linking bridge (2), power unit (3), slewing mechanism (4), elevating system (5), pushing mechanism (6), receiving mechanism (7) and installing support (8), its characterized in that: the middle part fixedly connected with linking bridge (2) of motion (1), fixedly connected with power unit (3) on linking bridge (2), power unit (3) and motion (1) transmission are connected, be connected with slewing mechanism (4) on linking bridge (2), it is connected with elevating system (5) to rotate on linking bridge (2), elevating system (5) and power unit (3) friction transmission, sliding connection has four pushing mechanism (6) on slewing mechanism (4), equal fixedly connected with compression spring I between four pushing mechanism (6) and slewing mechanism (4), four receiving mechanism (7) of fixedly connected with on slewing mechanism (4), all be provided with installing support (8) in four receiving mechanism (7), four pushing mechanism (6) respectively with four receiving mechanism (7) meshing transmission.

2. A digital media advertising system according to claim 1, wherein: the movement mechanism (1) comprises two movement supports (101), movement shafts (102) and movement wheels (103), the two movement supports (101) are rotatably connected with the movement wheels (103) at the front ends and the rear ends of the two movement supports (101), and the movement shafts (102) are fixedly connected between the two movement wheels (103) at the front ends.

3. A digital media advertising system according to claim 2, wherein: the connecting support (2) comprises a connecting bottom plate (201), a mounting ring (202) and a limiting column (203), the connecting bottom plate (201) is fixedly connected between the two moving supports (101), the connecting bottom plate (201) is fixedly connected with the mounting ring (202), and the connecting bottom plate (201) is fixedly connected with the limiting column (203).

4. A digital media advertising system according to claim 3, wherein: the power mechanism (3), the power mechanism (3) comprises a power motor (301), a transmission shaft (302), a conical friction wheel (303), an electromagnet I (304) and an electromagnet II (305), the power motor (301) is fixedly connected to a connecting bottom plate (201), the transmission shaft (302) is rotatably connected between two motion brackets (101), the transmission shaft (302) is in transmission connection with a motion shaft (102), the transmission shaft (302) is in transmission connection with an output shaft of the power motor (301), the conical friction wheel (303) is slidably connected to an output shaft of the power motor (301), the electromagnet II (305) is rotatably connected to the conical friction wheel (303), the electromagnet II (305) is slidably connected to the connecting bottom plate (201), the electromagnet I (304) is fixedly connected to the power motor (301), and the electromagnet I (304) and the electromagnet II (305) are attracted, a compression spring II is rotatably connected between the conical friction wheel (303) and the power motor (301).

5. A digital media advertising system according to claim 4, wherein: the rotating mechanism (4) comprises a rotating motor (401), a rotating ring (402) and supporting plates (403), the rotating motor (401) is fixedly connected to the connecting bottom plate (201), an output shaft of the rotating motor (401) is in transmission connection with the rotating ring (402), the rotating ring (402) is rotatably connected to the mounting ring (202), and the rotating ring (402) is fixedly connected with the four supporting plates (403).

6. A digital media advertising system according to claim 5, wherein: the lifting mechanism (5) comprises a screw rod (501) and a lifting circular ring (502), the screw rod (501) is rotatably connected to the connecting bottom plate (201), the lifting circular ring (502) is connected to the screw rod (501) through threads, and the lifting circular ring (502) is connected to the limiting column (203) in a sliding mode.

7. A digital media advertisement system according to claim 6, wherein: pushing mechanism (6) are including pushing plate (601), rack I (602), promote slider (603), ship type board (604) and location nail (605), fixedly connected with rack I (602) is gone up in pushing plate (601), sliding connection has a plurality of sliders (603) of promoting on pushing plate (601), equal fixedly connected with ship type board (604) are gone up in a plurality of sliders of promoting (603), all there are location nail (605) through threaded connection on a plurality of sliders of promoting (603), four pushing plate (601) are sliding connection respectively in the inboard of four backup pads (403), fixedly connected with compression spring I between backup pad (403) and pushing plate (601).

8. A digital media advertising system according to claim 7, wherein: the storage mechanism (7) comprises a storage cavity (701), a push-out shaft (702), a push-out gear I (703) and a push-out gear II (704), the storage cavity (701) is connected with the push-out shaft (702) in a rotating mode, the push-out shaft (702) is fixedly connected with the push-out gear I (703) and the push-out gear II (704), the diameter of the push-out gear II (704) is larger than that of the push-out gear I (703), the storage cavity (701) is fixedly connected to the four supporting plates (403), and the four racks I (602) are respectively in meshing transmission with the four push-out gears I (703).

9. A digital media advertising system according to claim 8, wherein: installing support (8) are including installation cavity (801), rack II (802) and connecting plug (803), and fixedly connected with rack II (802) and a pair of connecting plug (803) are gone up in installation cavity (801), set up in even display screen in installation cavity (801), and the display screen is connected with a pair of connecting plug (803), and equal sliding connection has installation cavity (801) in four storage cavity (701), and four racks II (802) are released gear II (704) meshing transmission with four respectively.

10. A digital media advertising system according to claim 9, wherein: digital media advertising system still includes stereo set mechanism (9) and grafting mechanism (10), stereo set mechanism (9) are including sideslip support (901), sideslip motor (902), stereo set slider (903) and stereo set (904), fixedly connected with sideslip motor (902) on sideslip support (901), there is stereo set slider (903) through threaded connection on the output shaft of sideslip motor (902), can dismantle on stereo set slider (903) and be connected with stereo set (904), equal fixedly connected with sideslip support (901) in the left and right sides of swivel becket (402), grafting mechanism (10) are including cross bottom plate (1001) and connection socket (1002), cross bottom plate (1001) fixed connection is between four storage cavity (701), four pairs of connection socket (1002) of fixedly connected with on cross bottom plate (1001), two stereo set (904) are connected with four teams of connection socket (1002) respectively.