CN109903701B

CN109903701B - Multi-functional culture publicity column

Info

Publication number: CN109903701B
Application number: CN201910231786.0A
Authority: CN
Inventors: 张路正
Original assignee: Jiangxi Normal University
Current assignee: Jiangxi Normal University
Priority date: 2019-03-26
Filing date: 2019-03-26
Publication date: 2020-11-24
Anticipated expiration: 2039-03-26
Also published as: CN109903701A

Abstract

The invention discloses a multifunctional culture publicity column, which comprises a front support plate and a rear support plate, wherein a slide way through hole is processed on the front support plate, a pedal is fixedly arranged on the rear support plate, a ladder is hinged to the pedal and penetrates through the slide way through hole, the upper part of the front support plate is hinged to the publicity column plate, a support roller is arranged at the upper part of the rear support plate, the publicity column plate is placed on the support roller, a pusher is fixed at the upper end of the front support plate, a magnetic seat and a brake assembly are respectively arranged on two opposite sides of the front support plate and the rear support plate, and a front roller and a rear roller are respectively arranged on two sides of the lower. Through the structural design, the culture publicity column is convenient to move and has good stability; in addition, by designing the oilcloth structure, the culture publicity column can well perform culture publicity and display in rainy days or direct sunlight environment, and is convenient to use.

Description

Multi-functional culture publicity column

Technical Field

The invention belongs to the technical field of culture propaganda, and particularly relates to a multifunctional culture propaganda column.

Background

The current society is an information age, the channel for the public to obtain information can be named as five-flower eight, and in numerous media, the publicity column is undoubtedly the most popular and most popular media, and the publicity column has the advantages of easy change, easy maintenance, low manufacturing cost and the like compared with other media, so that the influence of the publicity column is more and more extensive. The novel advertising board is often applied to public places such as streets, factories, schools, communities, hotels and the like, and becomes a powerful weapon for enterprises or organizations to carry out self-advertising and external advertising. With the development of the times, the types of the publicity column are required to be more and more comprehensive, the shapes are more and more diversified, and the contents of the publicity column are more and more abundant, so that the publicity column can meet the requirements of social development.

However, most of the prior publicity columns are fixed on the ground, and even if the movable publicity columns are adopted, the problems of high height and high gravity center exist in the publicity columns, and the moving stability is poor, so that the publicity columns are easy to overturn.

Disclosure of Invention

The invention provides a multifunctional culture publicity column, which comprises a front support plate and a rear support plate, wherein a slide way through hole is processed on the front support plate, a pedal is fixedly arranged on the rear support plate, one end of the pedal is fixed on the rear support plate, the other end of the pedal is hinged with a ladder, a notch is processed at the hinged position of the ladder and the pedal, the other end of the ladder penetrates through the slide way through hole and extends to the front of the front support plate, the front end of the ladder is in a convex shape and is used for preventing the ladder from being separated from the slide way through hole, a publicity column plate is hinged at the upper part of the front support plate, a support roller is arranged at the upper part of the rear support plate, the publicity column plate is placed on the support roller, a pusher is fixed at the upper end of the front support plate and comprises a shell and a push rod, the rear, the opening that the catch bar passed the casing rear side extends to the casing outside, and the catch bar can slide in the casing, be equipped with compression spring between shells inner wall and the catch bar, preceding support plate is equipped with magnetic base and brake subassembly respectively with the relative side of back support plate, the brake subassembly includes brake box and step board, the brake box adopts ferromagnetic material to make, installs the brake wheel in the brake box, the axle center department of brake wheel installs the pivot through the bearing and makes the brake wheel can rotate around its self axle center, and the pivot department of brake wheel is equipped with the torsional spring, still process open groove on the brake wheel, the brake wheel is fixed with the ratchet with one heart, and the pivot of brake wheel still installs the dead lever through the bearing, dead lever one end is installed in the pivot of brake wheel through the bearing, and the other end installs the ratchet pole pivot through the bearing, install the ratchet pole through the bearing in the ratchet pole pivot, the ratchet rod and the ratchet rod rotating shaft are provided with torsional springs, the ratchet rod is abutted against a ratchet wheel, the rotating shaft of a brake wheel and the rotating shaft of the ratchet rod are fixed on two side walls of a brake box body at two ends, the ratchet rod is hinged with a pull rod capable of pulling the ratchet rod from the ratchet wheel, the pull rod extends out of the brake box body, the middle of the pull rod is provided with a section of spring section, a press rod is fixedly arranged below a pedal, the press rod penetrates through the upper wall and the lower wall of the brake box body and can move up and down, a return spring is arranged on the press rod between the pedal and the brake box body, a U-shaped rod is fixed at the middle of the press rod, the U-shaped rod penetrates through an opening groove, the bottom of the press rod is hinged with two linkage rods, a front brake rod and a rear brake rod are hinged below the brake box body, the front brake rod and the rear, The rear brake rod is hinged, the tail ends of the front brake rod and the rear brake rod are respectively fixed with a brake surface, the brake surfaces are fixedly provided with brake rubber sheets, and the two sides of the lower ends of the front support plate and the rear support plate are respectively provided with a front roller and a rear roller.

Furthermore, an oilcloth containing box is fixed at the rear side of the rear support plate, an oilcloth roller is arranged in the oilcloth containing box, the oiled cloth roller is arranged on the side wall of the oiled cloth containing box through a bearing to enable the oiled cloth roller to rotate, a torsional spring is arranged at the axis of the oiled cloth roller, the outer surface of the oilcloth roller is wound with oilcloth, the upper end of the oilcloth containing box is provided with an oilcloth groove, the tail end of the oilcloth passes through the oilcloth groove and extends to the outside of the oilcloth accommodating box, hanging rings are arranged on two sides of the tail end of the oilcloth, the hanging ring is larger than the oilcloth groove so that the hanging ring can not pass through the oilcloth groove, both sides of the top end of the propaganda sideboard are provided with oilcloth rollers, both sides of the propaganda sideboard are hinged with oilcloth support rods, the tail end of the oilcloth support rod is provided with a hook, and limiting convex blocks are fixedly arranged on two sides of the propaganda baffle plate and used for limiting the rotation of the oilcloth support rod.

Further, the front portion processing of footboard has the light groove, it has light to place the board to articulate in the light groove, the below that board was placed to light articulates there is the bracing piece, and the top that board was placed to light articulates there is the projecting lamp to make the projecting lamp can be along the upper surface rotation of placing the board above placing the board, the bottom in light groove is equipped with the zigzag and supports the groove, the end of bracing piece can be gone into the rotation angle that is used for adjusting the board in supporting the inslot.

Furthermore, fluorescent strips are arranged on two side faces of the ladder.

Furthermore, an article placing groove is fixed on the rear side of the rear support plate.

Furthermore, a pulley is installed in the slide through hole, and the ladder is placed on the pulley so that the ladder rolls on the pulley when moving in the slide through hole.

According to the technical scheme, the invention has the beneficial effects that: through the structural design, the culture publicity column is convenient to move and has good stability; in addition, by designing the oilcloth structure, the culture publicity column can well perform culture publicity and display in rainy days or direct sunlight environment, and is convenient to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention during propaganda and display;

FIG. 3 is a schematic structural view of a brake assembly;

FIG. 4 is an enlarged view of a portion of FIG. 1 at A;

FIG. 5 is a schematic view of the pusher;

figure 6 is a schematic view of the ladder of the present invention.

Detailed Description

The following is a detailed description with reference to examples:

examples

As shown in fig. 1 ~ 6, a multi-functional culture publicity column, including preceding support plate 1 and back support plate 2, processing has slide through-hole 3 on the preceding support plate 1, and fixed being equipped with step 4 on the back support plate 2, step 4 is used for posting or providing the place of standing for the staff when propaganda column board manual propaganda blackboard newspaper carries out the culture propaganda poster. One end of the pedal 4 is fixed on the rear support plate 2, the other end of the pedal is hinged with a ladder 5, the ladder 5 adopts a common ladder structure and comprises a main beam 501 and a pedal beam 502, and the main beams 501 and the pedals 4 on two sides of the ladder 5 are hinged, so that the ladder 5 can rotate around the hinged part. The ladder main beam 501 is provided with a notch 6 at the hinged position of the pedal 4, so that when the ladder 5 rotates downwards to put down the ladder, the ladder cannot interfere with the pedal 4 to influence normal use. The other end of the ladder 5 passes through the slideway through hole 3 and extends to the front of the front support plate 1, and in order to facilitate the ladder 5 to slide in the slideway through hole 3, the bottom of the slideway through hole 3 is provided with a roller row 37. The main beam 501 at the front end of the ladder 5 is designed into a convex block 7 for preventing the ladder from falling out of the through hole 3 of the slideway, namely, the size of the convex block 7 is larger than that of the through hole 3 of the slideway. In addition, fixing screw holes are processed on the main beam 501 and the front support plate 1, and are used for installing connecting rods 38 to fix the main beam 501 and the front support plate 1 and prevent the ladder 5 from rotating after the main beam is fixed. The upper portion of preceding rack plate 1 articulates there is propaganda breast board 8, and propaganda breast board 8 is for carrying out culture propaganda's main place, can carry out culture propaganda poster paste, hand writing propaganda blackboard newspaper etc.. The upper portion of back support board 2 is supporting roller 9, and propaganda sideboard 8 is placed and is put on supporting roller 9, and in order to prevent that supporting roller 9 can abrade propaganda sideboard 8's back in the use, can be in supporting roller 9's outside cladding one deck rubber layer. First can improve the frictional force between supporting roller 9 and publicity sideboard 8 to rolling friction replaces sliding friction, and second also can reduce the striking harm degree to publicity sideboard 8, plays the effect of buffering. A pusher 10 is fixed to the upper end of the front chassis plate 1. The pusher 10 includes a casing 11 and a push rod 12, the rear side of the casing 11 is open, the casing is fixed on the front support plate 1, the push rod 12 is provided in the casing 11, the push rod 12 passes through the opening at the rear side of the casing and extends to the outside of the casing 11, and the push rod 12 can slide in the casing 11. A compression spring 13 is arranged between the inner wall of the shell 11 and the push rod 12. The opposite sides of the front support plate 1 and the rear support plate 2 are respectively provided with a magnetic base 14 and a brake assembly 15. The brake assembly 15 comprises a brake box body 16 and a pedal 17, wherein the brake box body 16 is made of ferromagnetic materials, so that the magnetic force seat can suck the brake box body 16 to fix the front support plate 1 and the rear support plate 2 after being opened. A brake wheel 18 is installed in the brake box 16, a rotating shaft 19 is installed at the axis of the brake wheel 18 through a bearing so that the brake wheel can rotate around the axis of the brake wheel 18, and a torsion spring is arranged at the rotating shaft of the brake wheel 18 so that the brake wheel 18 has a restoring force in a counterclockwise direction (the counterclockwise direction is the counterclockwise direction with reference to the view angle shown in fig. 1). Brake wheel 18 is also formed with an open recess 20. The brake wheel 18 is concentrically and fixedly provided with a ratchet 21, the rotating shaft 19 of the brake wheel 18 is further provided with a fixing rod 22 through a bearing, one end of the fixing rod 22 is arranged on the rotating shaft 19 of the brake wheel through a bearing, the other end of the fixing rod is provided with a ratchet rod rotating shaft 23 through a bearing, the ratchet rod rotating shaft 23 is provided with a ratchet rod 24 through a bearing, and the ratchet rod 24 can rotate around the ratchet rod rotating shaft 23. Torsion springs are arranged at the installation positions of the ratchet rod 24 and the ratchet rod rotating shaft, so that the ratchet rod has restoring force which is abutted against the ratchet wheel 21, and the ratchet wheel 21 can only rotate clockwise when the ratchet rod is abutted against the ratchet wheel 21. Both ends of a rotating shaft 19 of the brake wheel and a rotating shaft 23 of the ratchet rod are fixed on two side walls of the brake box body 16. The ratchet rod 24 is hinged with a pull rod 25 capable of pulling the ratchet rod from a ratchet wheel, the pull rod 25 extends out of the brake box body 16, a section of spring section 26 is arranged in the middle of the pull rod 25, and the spring section 26 is used for buffering the vibration of the ratchet rod 24 in the ratchet wheel rotating process, so that the part of the pull rod extending out of the brake box body 16 in the ratchet wheel rotating process cannot vibrate. A pressure lever 27 is fixedly arranged below the foot pedal 17, the pressure lever 27 passes through the upper wall and the lower wall of the brake box body 16 and can move up and down, and a return spring 28 is arranged on the pressure lever between the foot pedal 17 and the brake box body 16. A U-shaped rod 29 is fixed at the middle part of the pressure lever 27, and the U-shaped rod 29 passes through the open groove 20, so that when the pressure lever 27 moves downwards, the U-shaped rod 29 drives the brake wheel 18 to rotate clockwise (the clockwise direction is the clockwise direction with reference to the view angle shown in fig. 1) through the open groove 20; conversely, when the pressing rod 27 moves upwards, the U-shaped rod 29 drives the brake wheel 18 to rotate anticlockwise through the open groove 20. The bottom of each pressure lever 27 is hinged with two linkage rods 30, the lower part of each brake box body is hinged with a front brake rod 31 and a rear brake rod 32, the front brake rod 31 and the rear brake rod 32 are respectively positioned at two sides of the pressure lever 27, the two linkage rods on the same pressure lever 27 are respectively hinged with the front brake rod 31 and the rear brake rod 32, the tail ends of the front brake rod 31 and the rear brake rod 32 are respectively fixed with a brake surface 33, a brake rubber sheet 34 is fixedly arranged on the brake surface 33, and the two sides of the lower ends of the front support plate 1 and the rear support plate 2 are respectively provided with a front roller 35 and a rear roller 36. When the front support plate 1 and the rear support plate 2 of the culture publicity column are drawn close to each other, the magnetic base 14 is screwed to generate magnetic force, the brake box 16 is sucked to fix the front support plate 1 and the rear support plate 2 mutually, then the pedal 17 is stepped on, the pedal 17 drives the pressure lever 27 to move downwards, and then the linkage rod 30 drives the front brake rod 31 and the rear brake rod 32 to rotate towards the front side and the rear side respectively, so that the brake surfaces 33 on the front brake rod 31 and the rear brake rod 32 simultaneously compress the front roller 35 and the rear roller 36, and the brake rubber sheet 34 on the brake surface 33 simultaneously holds the front roller 35 and the rear roller 36 tightly to prevent the publicity column from moving in the display process. The mode of simultaneously holding the four rollers can ensure that the brake is more reliable in fixation, and compared with the traditional mode of holding only two wheels or four wheels respectively, the mode of the invention has the advantages of simple operation, good brake fixation effect, difficult movement and difficult toppling (compared with the scheme of holding only two wheels, the structural design of the invention has better anti-toppling capability).

In the using process, the culture bulletin board is pushed to the position to be displayed, and the culture bulletin board is more convenient to move due to the fact that the front roller 35 and the rear roller 36 form a trolley-shaped structure. After the culture publicity column moves to a designated position, the front support plate 1 is fixed, and the ladder 5 is drawn out until the magnetic seat is attached to the brake box body 16; screwing the magnetic base 14 to generate magnetic force, sucking the brake box 16 to fix the front support plate 1 and the rear support plate 2 mutually, and then stepping the pedal 17 to fix the four rollers (namely all the front rollers 35 and the rear rollers 36) of the culture bulletin board, at the moment, the ladder 5 is completely drawn out of the front support plate 1, and a part of the pedal 4 extends out of the support plate 1 to be used as a standing part of a worker. The ladder 5 is then lowered so that the projecting blocks 7 of the ladder 5 come into contact with the ground. The main beam 501 and the front support plate 1 are fixed by the connecting rod 38, so that the publicity column is prevented from being unstable due to the rotation of the ladder 5. When ladder 5 was taken out, supporting roller 9 on the back support plate 2 was drawn close to forward mounting panel 1, and supporting roller 9 slowly rotated propaganda breast board 8 simultaneously and was held up for propaganda breast board is gradually by keeping flat and becomes vertical placing, and when propaganda breast board 8 was vertical placing, 8 compression catch bars 12 of propaganda breast board pressed the catch bar into casing 11 in, compression spring 13 produced elasticity. At this moment, the staff can step on the pedal 4 through the ladder 5, and culture propaganda posters or activities such as blackboard propaganda are posted on the propaganda sideboard 8 which is vertically placed. When the culture publicity column needs to be moved after the culture publicity activities are finished, the pedal 17 is firstly stepped, the pull rod 25 is pulled to enable the ratchet rod 24 to be separated from and abut against the ratchet wheel, the ratchet wheel rotates anticlockwise under the action of the torsion spring to drive the brake wheel 18 to rotate anticlockwise, the brake wheel 18 drives the pressure rod 27 to move upwards through the open groove 20, meanwhile, the return spring 28 also has a restoring force to enable the pressure rod 27 to move upwards, when the pressure rod 27 moves to the highest point, the front roller 35 and the rear roller 36 are simultaneously loosened by the brake surface 33, then the magnetic force is closed by twisting the magnetic seat 14, and the ladder 5 is lifted and pushed into the slide through hole 3 of the front support plate 1. Meanwhile, the supporting roller 9 moves backwards, the propaganda baffle plate 8 cannot keep balance in a vertical state due to the action of the pusher 10, the elastic force of the compression spring 13 pushes the propaganda baffle plate 8 to fall on the supporting roller 9 through the push rod 12, then the propaganda baffle plate 8 is attached to the supporting roller 9 due to the action of gravity, and the propaganda baffle plate 8 is gradually laid flat along with the backward movement of the supporting roller 9.

To cope with rainy weather and strong light, the tarpaulin housing box 39 may be fixed to the rear side of the rear bracket plate 2. The tarpaulin roll 40 is installed in the tarpaulin storage box 39, and the tarpaulin roll 40 is installed on the sidewall of the tarpaulin storage box through a bearing so that the tarpaulin roll 40 can rotate. The axis of the tarpaulin roller 40 is provided with a torsion spring, and the outer surface of the tarpaulin roller 40 is wound with a tarpaulin 41. The oilcloth groove 42 has been seted up to the upper end of oilcloth containing box 39, and the end of oilcloth 41 passes oilcloth groove 42 and stretches the outside of oilcloth containing box, and the end both sides of oilcloth still are equipped with link 43, and the size of link 43 is greater than the size of oilcloth groove 42 and makes the link can't pass from the oilcloth groove, prevents that link 43 from falling into in the oilcloth containing box 39. The top both sides of propaganda breast board 8 are equipped with oilcloth gyro wheel 44, and the both sides of propaganda breast board 8 still articulate there is oilcloth vaulting pole 45, and the end of oilcloth vaulting pole is equipped with couple 46, and the both sides of propaganda breast board 8 still are fixed to be equipped with spacing lug 47 for the rotation of restriction oilcloth vaulting pole. When light rain weather needs to be sheltered from or sunshine needs to be sheltered from strongly, at propaganda breast board 8 under the display state (i.e. propaganda breast board 8 is placed and is under the vertical state), draw out tarpaulin 41, overcome the torsional spring work of 40 axle centers of tarpaulin cylinder departments and make the torsional spring produce the resilience force, tarpaulin 41 bypasses supporting roller 9 and tarpaulin gyro wheel 44, finally make link 43 hang on the couple 46 of tarpaulin vaulting pole, because spacing lug 47's limiting displacement this moment, tarpaulin vaulting pole 45 is for extending the form forward, have certain effect of sheltering from to the place ahead of propaganda breast board 8. When the use is not needed, the hanging ring 43 is taken off from the hook 46, and the tarpaulin 41 is wound into the tarpaulin accommodating box 39 again by the tarpaulin roller 40 for storage due to the restoring action of the torsion spring.

Under some conditions, cultural propaganda and exhibition need to be continued at evening or night, for this reason, the invention can be processed with the light groove 48 in the front portion of the pedal 17, the light groove 48 is internally articulated with the light placing plate 49, the lower part of the light placing plate 49 is articulated with the support rod 50, the upper part of the light placing plate is articulated with the projection lamp 51, so that the projection lamp can rotate along the upper surface of the placing plate above the placing plate, and the irradiation direction of the light-transmitting lamp 51 can be adjusted. The bottom of the light groove 48 is provided with a sawtooth-shaped supporting groove 52, and the end of the supporting rod 50 can be clamped into the supporting groove to adjust the rotation angle of the placing plate, so as to adjust the irradiation height of the light-transmitting lamp 51. When the night color is darker, the ladder in front of the roadside publicity column with dense pedestrian flow can cause the danger of stumbling the pedestrian, and fluorescent strips 53 are installed on the two side faces of the ladder to remind the pedestrian of paying attention.

The rear side of the rear support plate can be fixed with an article placing groove 54 for storing general articles used for culture propaganda and display.

The technical solutions provided by the present invention are described in detail above, and for those skilled in the art, the ideas according to the embodiments of the present invention may be changed in the specific implementation manners and the application ranges, and in summary, the content of the present description should not be construed as limiting the present invention.

Claims

1. A multifunctional culture publicity column is characterized by comprising a front support plate and a rear support plate, wherein a slide way through hole is processed on the front support plate, a pedal is fixedly arranged on the rear support plate, one end of the pedal is fixed on the rear support plate, the other end of the pedal is hinged with a ladder, a notch is processed at the hinged position of the ladder and the pedal, the other end of the ladder penetrates through the slide way through hole and extends to the front of the front support plate, the front end of the ladder is in a convex shape and is used for preventing the ladder from being separated from the slide way through hole, a publicity column plate is hinged to the upper portion of the front support plate, a supporting roller is arranged on the upper portion of the rear support plate, the publicity column plate is placed on the supporting roller, a pusher is fixed at the upper end of the front support plate and comprises a shell and a push rod, the rear side of, the opening that the catch bar passed the casing rear side extends to the casing outside, and the catch bar can slide in the casing, be equipped with compression spring between shells inner wall and the catch bar, preceding support plate is equipped with magnetic base and brake subassembly respectively with the relative side of back support plate, the brake subassembly includes brake box and step board, the brake box adopts ferromagnetic material to make, installs the brake wheel in the brake box, the axle center department of brake wheel installs the pivot through the bearing and makes the brake wheel can rotate around its self axle center, and the pivot department of brake wheel is equipped with the torsional spring, still process open groove on the brake wheel, the brake wheel is fixed with the ratchet with one heart, and the pivot of brake wheel still installs the dead lever through the bearing, dead lever one end is installed in the pivot of brake wheel through the bearing, and the other end installs the ratchet pole pivot through the bearing, install the ratchet pole through the bearing in the ratchet pole pivot, the ratchet rod and the ratchet rod rotating shaft are provided with torsional springs, the ratchet rod is abutted against a ratchet wheel, the rotating shaft of a brake wheel and the rotating shaft of the ratchet rod are fixed on two side walls of a brake box body at two ends, the ratchet rod is hinged with a pull rod capable of pulling the ratchet rod from the ratchet wheel, the pull rod extends out of the brake box body, the middle of the pull rod is provided with a section of spring section, a press rod is fixedly arranged below a pedal, the press rod penetrates through the upper wall and the lower wall of the brake box body and can move up and down, a return spring is arranged on the press rod between the pedal and the brake box body, a U-shaped rod is fixed at the middle of the press rod, the U-shaped rod penetrates through an opening groove, the bottom of the press rod is hinged with two linkage rods, a front brake rod and a rear brake rod are hinged below the brake box body, the front brake rod and the rear, The rear brake rod is hinged, the tail ends of the front brake rod and the rear brake rod are respectively fixed with a brake surface, the brake surfaces are fixedly provided with brake rubber sheets, and the two sides of the lower ends of the front support plate and the rear support plate are respectively provided with a front roller and a rear roller.

2. The multifunctional cultural publicity column of claim 1, wherein an oilcloth accommodating box is fixed at the rear side of the rear support plate, an oilcloth roller is installed in the oilcloth accommodating box, the oilcloth roller is installed on the side wall of the oilcloth accommodating box through a bearing so that the oilcloth roller can rotate, a torsion spring is arranged at the axis of the oilcloth roller, the oilcloth is wound around the outer surface of the oilcloth roller, an oilcloth groove is formed at the upper end of the oilcloth accommodating box, the tail end of the oilcloth passes through the oilcloth groove and extends to the outside of the oilcloth accommodating box, hanging rings are further arranged on both sides of the tail end of the oilcloth, the size of each hanging ring is larger than that of the oilcloth groove so that the hanging ring cannot pass through the oilcloth groove, oilcloth rollers are arranged on both sides of the top end of the publicity column plate, oilcloth support rods are hinged to both sides of the publicity column plate, hooks are provided at the tail ends of the oilcloth support rods, and limit lugs are further fixedly arranged on both sides of the, used for limiting the rotation of the tarpaulin stay bar.

3. The multifunctional cultural publicity column of any one of claims 1 or 2, wherein the front portion of the pedal is provided with a light groove, a light placing plate is hinged in the light groove, a support rod is hinged below the light placing plate, a projection lamp is hinged above the light placing plate, so that the projection lamp can rotate above the placing plate along the upper surface of the placing plate, the bottom of the light groove is provided with a zigzag support groove, and the end of the support rod can be clamped into the support groove to adjust the rotation angle of the placing plate.

4. A multi-functional cultural publicity column as claimed in any one of claims 1 or 2, wherein the ladder is provided with fluorescent strips on both sides.

5. The multi-functional cultural publicity column of any one of claims 1 or 2, wherein an article placement groove is further fixed to the rear side of the rear shelf board.

6. A multi-functional cultural publicity column as claimed in any one of claims 1 or 2, wherein a pulley is installed in the through-hole of the slide, and the ladder is placed on the pulley so that the ladder rolls on the pulley when moving in the through-hole of the slide.