CN111210741B

CN111210741B - Advertising lamp box

Info

Publication number: CN111210741B
Application number: CN202010094854.6A
Authority: CN
Inventors: 陈丹; 莫振扬; 莫振声
Original assignee: Dongguan New Power Advertising Co ltd
Current assignee: Dongguan New Power Advertising Co ltd
Priority date: 2020-02-17
Filing date: 2020-02-17
Publication date: 2021-09-10
Anticipated expiration: 2040-02-17
Also published as: CN111210741A

Abstract

The invention relates to the technical field of lamp boxes, in particular to an advertising lamp box, which comprises a lamp box body and two support columns, wherein the two support columns are respectively positioned at two ends of the lamp box body, the lamp box body comprises a first lamp box and a second lamp box, the first lamp box and the second lamp box are both arranged in a hollow mode, the first lamp box is movably sleeved on the second lamp box, a pushing block is arranged on the outer side wall of the second lamp box, a sliding rail corresponding to the pushing block is arranged on the inner side wall, close to the second lamp box, of the first lamp box, the pushing block is in sliding fit with the sliding rail, a pushing assembly used for pushing the pushing block to move is arranged on the first lamp box, two positioning convex strips and an installation opening used for taking out and placing advertising paper into the lamp box are arranged between the first lamp box and the second lamp box, the installation opening comprises a first installation opening and a second installation opening, the first installation opening is communicated with the second installation opening, and a fixing assembly used for fixing the advertising paper is arranged between the first lamp box and the second lamp box.

Description

Advertising lamp box

Technical Field

The invention relates to the technical field of lamp boxes, in particular to an advertising lamp box.

Background

With the continuous development of scientific technology, advertising tools for advertising are continuously updated, and the advertising light boxes are mostly used in public places. The advertising lamp box is a square box body which is used outdoors and used for advertising.

For example, chinese patent with patent publication No. CN206594981U discloses an advertising light box, which comprises an advertising light box body, wherein the back surface of the advertising light box body is provided with a switching structure, the front surface of the light box body is provided with a transparent plate, advertising paper is arranged in the transparent plate, and a damping strip is arranged between the transparent plate and the light box body. The side through at the lamp house body sets up an opening and is used for getting and put the advertising paper for advertising paper changes convenient and fast, sets up the shock attenuation strip between lamp house body and outside transparent plate and can prevent to collide and lead to the transparent plate damaged.

The technical scheme has the following defects: this kind of advertising light boxes is the integration, and the space of placing of advertising paper is certain, is difficult to change length according to different users 'user demand, makes it freely stretch out and draw back, and the opening of lamp house is fixed simultaneously, is difficult to satisfy different advertising paper's big or small installation demand, and the commonality is not strong.

Disclosure of Invention

In view of the shortcomings of the prior art, it is an object of the present invention to provide an advertising light box which has the advantage of changing the length thereof, and thus can be installed with advertising papers of different sizes.

The above object of the present invention is achieved by the following technical solutions:

an advertising lamp box comprises a lamp box body and two support columns, wherein the two support columns are respectively positioned at two ends of the lamp box body, the lamp box body comprises a first lamp box and a second lamp box, the first lamp box and the second lamp box are both arranged in a hollow manner, the first lamp box is movably sleeved on the second lamp box, one support column is connected with one end of the first lamp box, the other support column is connected with one end of the second lamp box far away from the first lamp box, a lateral wall of the second lamp box is provided with a push block, the push block is arranged along the length direction of the second lamp box, a slide rail corresponding to the push block is arranged on the inner lateral wall of the first lamp box close to the second lamp box, the push block is in sliding fit with the slide rail, and a push component for pushing the push block to move is arranged on the lamp box, first lamp house and second lamp house all are provided with the location sand grip near the one end of support column, first lamp house with be provided with between the second lamp house and supply poster paper and each the location sand grip takes out and puts into the installing port in the lamp house, the installing port includes first installing port and second installing port, first installing port set up in the top of first lamp house, the second installing port set up in the top of second lamp house, first installing port with the second installing port is linked together, two all be provided with the fixed subassembly that is used for fixed poster paper on the location sand grip.

Through adopting above-mentioned technical scheme, add first lamp house and second lamp house, when the length of needs change lamp house, utilize to promote the subassembly and promote the piece and slide on the slide rail, make the second lamp house stretch out and the retraction in first lamp house, and then change the length of lamp house, because the length of installing port changes along with the second lamp house removes in first lamp house, utilize the mounting to fix the advertising paper side on the location sand grip, the installing port after changing length places in the lamp house, and then make the advertising paper of different length place in the lamp house, make the suitability of lamp house good.

The present invention in a preferred example may be further configured to: promote the subassembly and include dwang, head rod and second connecting rod, the dwang with it keeps away from to promote the piece and is located the support column fixed connection of second lamp house, be provided with spacing hole on the slide rail, and spacing hole edge the length direction of slide rail sets up, the dwang runs through spacing hole just stretches out outside the spacing hole, the head rod with the dwang is kept away from it rotates to promote the piece and connects, the second connecting rod with the head rod is kept away from the one end of dwang is connected, just the second connecting rod is located the head rod is kept away from the one end of dwang, be provided with on the first lamp house and be used for the drive the second connecting rod pivoted driving piece.

Through adopting above-mentioned technical scheme, add the dwang, head rod and second connecting rod make the dwang and head rod and second connecting rod cooperate jointly under, simultaneously the promotion promotes the piece to move on the sliding block under the effect of driving piece, when needs promote the piece to slide on the slide rail, drive assembly makes the rotation post rotate, it drives the dwang rotation to rotate the post, the dwang is owing to rotate with the sliding block and be connected, dwang pivoted in-process can drive the reciprocating sliding of sliding block in the spout, and then make the second connecting rod drive the head rod and rotate, rotate as the head rod, what promote the piece will reciprocate to slide in the slide rail, and then the second lamp house stretches out and retracts in the first lamp house.

The present invention in a preferred example may be further configured to: the driving piece is a first driving motor, a mounting plate is arranged on the first lamp box, a rotating shaft is rotatably connected between the mounting plate and the second connecting rod, and a reversing mechanism is arranged between an output shaft on the driving motor and the rotating shaft.

By adopting the technical scheme, the arrangement of the first driving motor enhances the automation capacity of the lamp box and reduces the manual burden of workers; the arrangement of the reversing mechanism reduces the occupied space of the first driving motor.

The present invention in a preferred example may be further configured to: the fixing assembly is composed of two elastic pieces, the two elastic pieces are arranged at two ends of the positioning convex strip, one end of each elastic piece is connected with the positioning convex strip, each elastic piece is arranged in a Z shape, and each positioning convex strip is provided with a limiting piece used for limiting the position of the positioning convex strip.

By adopting the technical scheme, when the advertising paper needs to be installed, the advertising paper can be clamped on the positioning convex strips due to the elasticity of the elastic sheets, so that the advertising paper is not easy to loosen and separate, and meanwhile, the advertising paper is convenient to install and disassemble by people; when the advertising paper needs to be installed, the two side edges of the advertising paper only need to be fixed by the elastic sheets, then the advertising paper is inserted into the lamp box body, and the positioning convex strips are limited by the limiting parts, so that the advertising paper is fixed.

The present invention in a preferred example may be further configured to: the locating part is spacing sand grip, spacing sand grip connect in the one end that the location sand grip is close to the support column, be provided with on the support column with the spacing groove that spacing sand grip corresponds, the spacing groove certainly the top of support column is followed the length direction of support column sets up, just the spacing groove with the installing port is linked together, spacing sand grip with the spacing groove is slided and is connected.

Through adopting above-mentioned technical scheme, spacing sand grip slides with the spout and is connected and has played limiting displacement to the location sand grip, makes the advertising paper keep extending, and difficult not hard up skew when making the advertising paper slide in the lamp house originally internally simultaneously.

The present invention in a preferred example may be further configured to: each support rod column is provided with a positioning pin and a spring, a positioning groove for the positioning pin to extend out and retract is formed in each limiting groove, the groove wall of each limiting groove, which is close to the mounting opening, the groove wall of each limiting groove is provided with a positioning groove, the positioning groove is aligned with the mounting opening, the springs are arranged in the positioning grooves, the two ends of each spring are fixedly connected to the bottom of each positioning groove and the positioning pin respectively, one end, facing the positioning groove, of each limiting convex strip is provided with a positioning hole corresponding to the positioning pin, and the positioning pins are in splicing fit with the positioning holes.

Through adopting above-mentioned technical scheme, add locating pin, spring and locating hole and played the fixed action to spacing sand grip, the locating pin makes spacing sand grip fix in this internal difficult not hard up the separation from the installing port of follow of lamp house with the locating hole grafting cooperation under the effect of spring.

The present invention in a preferred example may be further configured to: the locating pin is connected with a shifting block, a shifting hole which is arranged in a penetrating mode is formed in one groove wall of the locating groove, the shifting hole is arranged along the length direction of the locating groove, the shifting block penetrates through the shifting hole and extends out of the shifting hole, and the shifting block is connected with the shifting hole in a sliding mode.

The present invention in a preferred example may be further configured to: the supporting legs are vertically arranged on the supporting columns, a containing groove is formed in the bottom of each supporting column and used for the supporting legs to stretch out and retract into, the containing groove is formed in the length direction of the supporting columns, and a lifting assembly used for driving the supporting columns to lift is arranged between the supporting legs and the containing groove.

By adopting the technical scheme, the stability of the lamp box is enhanced by the arrangement of the supporting legs, so that the lamp box is not easy to topple over on the ground; the lifting assembly is additionally arranged, so that the first lamp box and the second lamp box can be conveniently descended, and workers can conveniently take out and put in advertising paper from the lamp boxes.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the advertising paper is fixed on the positioning convex strips by the fixing pieces, the changed mounting openings are placed in the lamp box, and then the advertising paper with different lengths is placed in the lamp box, so that the applicability of the lamp box is good;

2. the advertising paper can be clamped on the positioning convex strips by additionally arranging the elastic sheets and the positioning convex strips, and meanwhile, the positioning convex strips slide into the positioning grooves, so that the advertising paper with different sizes can be conveniently fixed in the lamp box body;

3. spacing sand grip slides with the spout and is connected and has played limiting displacement to the location sand grip, makes the advertising paper keep extending, and difficult not hard up skew when making the advertising paper slide in the lamp house originally internally simultaneously.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a portion of a pushing assembly and a driving assembly according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of the first lamp box and the second lamp box after the glass plate is removed in the embodiment of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic view of a cut-away configuration of a rainshelter in an embodiment of the present invention;

FIG. 6 is a schematic view of a portion of a limiting protrusion according to an embodiment of the present invention;

fig. 7 is a partial structural schematic view of a support column in the embodiment of the invention after being cut.

In the figure, 1, a lamp box body; 101. a first light box; 102. a second lamp box 2, a first transparent glass plate; 3. a second transparent glass plate; 4. a rain shelter; 401. a first canopy; 402. a second canopy; 5. a support pillar; 6. supporting legs; 7. an installation port; 701. a first mounting port; 702. a second mounting opening; 8. a slide rail; 9. a pushing block; 10. a limiting hole; 11. rotating the rod; 12. a rotating shaft; 13 a bevel gear; 14. a first connecting rod; 15. a first drive motor; 16. a second connecting rod; 17. mounting a plate; 18. a first opening; 19. a second opening; 20. a first LED lamp panel; 21. a second LED lamp panel; 22. positioning a groove; 23. limiting convex strips; 24. Positioning a groove; 25. poking holes; 26. positioning pins; 27. rotating the column; 28. fixing; 29. a limiting rod; 30. a pull ring; 31. shifting blocks; 32. a spring; 33. a sliding block; 34. a sliding hole; 35. a containing groove; 36. a spring plate; 37. positioning the convex strip; 38. positioning holes; 39. a second drive motor; 40. a gear; 41. a rack; 42. and (4) mounting the groove.

Detailed Description

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

Referring to fig. 1 and 3, the invention discloses a billboard lamp box, which comprises a lamp box body 1 and two vertically arranged support columns 5, wherein the two support columns 5 are respectively arranged at two ends of the lamp box body 1. The light box body 1 includes a first light box 101 and a second light box 102, preferably, the first light box 101 and the second light box 102 are both hollow. The first light box 101 is movably sleeved on the second light box 102. One support column 5 is welded to one end of the first light box 101, and the other support column 5 is welded to one end of the second light box 102 far away from the first light box 101.

Meanwhile, an opening for viewing the advertisement paper is disposed between the first lamp box 101 and the second lamp box 102, and the opening includes a first opening 18 and a second opening 19. The first opening 18 is disposed on a sidewall of the first light box 101, and the length of the first opening 18 is equal to the length of the first light box 101. The second opening 19 is opened on a side wall of the second light box 102 close to the first opening 18, the length of the second opening 19 is equal to the length of the second light box 102, and the height of the second opening 19 is equal to the height of the first opening 18, and the first opening 18 is communicated with the second opening 19. In order to prevent rainwater or dust from entering the first lamp box 101 and the second lamp box 102 through the openings, the first transparent glass plate 2 and the second transparent glass plate 3 are fixedly mounted at the first opening 18 and the second opening 19 respectively, the first transparent glass plate 2 is arranged along the length direction of the corresponding first opening 18, and the second transparent glass plate 3 is arranged along the length direction of the second opening 19. In addition, fixed mounting has first LED lamp plate 20 in first lamp house 101, and fixed mounting has second LED lamp plate 21 in the second lamp house 102, and first LED lamp plate 20 is parallel to each other with second LED lamp plate 21, and first LED lamp plate 20 is located the one end that second LED lamp plate 21 is close to first opening 18, and when second lamp house 102 stretches out or the retraction in first lamp house 101, first LED lamp plate 20 and second LED lamp plate 21 slide relatively.

Referring to fig. 2, specifically, in order to change the length of the light box body 1, a pushing block 9 is fixedly welded to a side wall of the second light box 102 away from the second opening 19, and the pushing block 9 is arranged along the length direction of the second light box 102. An inner side wall of the first light box 101 far away from the first opening 18 is fixedly provided with a sliding rail 8 corresponding to the pushing block 9, the sliding rail 8 is arranged along the length direction of the first light box 101, and the pushing block 9 is matched with the sliding rail 8 in a sliding manner. Meanwhile, a pushing assembly for pushing the pushing block 9 to move is disposed on the first light box 101, and preferably, the pushing assembly includes a rotating rod 11, a first connecting rod 14 and a second connecting rod 16, which are horizontally disposed. Dwang 11 fixed connection keeps away from the one end that welds support column 5 on second lamp house 102 in pushing away piece 9, sets up the spacing hole 10 that corresponds with dwang 11 on the slide rail 8, and spacing hole 10 sets up along the length direction of slide rail 8. The rotating rod 11 penetrates through the limiting hole 10 and is connected with the limiting hole 10 in a sliding mode, and the rotating rod 11 extends out of the first lamp box 101. The first connecting rod 14 and the second connecting rod 16 are located on an outer side wall of the first light box 101 away from the first opening 18, the first connecting rod 14 is rotatably connected to the extending end of the rotating rod 11, and the second connecting rod 16 is rotatably connected to an end of the first connecting rod 14 away from the rotating rod 11. In addition, a driving member for driving the pushing assembly to work is fixedly mounted on the first light box 101, and preferably, the driving member is a first driving motor 15. An outer side wall of the first opening 18 away from the first light box 101 is fixedly provided with an installation plate 17 which is in an L shape, one end of the second connecting rod 16 away from the first connecting rod 14 is rotatably connected with the installation plate 17 to form a horizontal rotation shaft 12, and the rotation shaft 12 penetrates through the installation plate 17 and extends out of the installation plate 17. The first driving motor 15 is fixedly installed on a side surface of the mounting plate 17 away from the second connecting rod 16. In order to reduce the occupied space of the first driving motor 15, a reversing mechanism is arranged between the rotating shaft 12 and the first driving motor 15, the reversing mechanism comprises a pair of mutually meshed bevel gears 13, one bevel gear 13 is fixedly sleeved at the extending end of the rotating shaft 12, and the other bevel gear 13 is fixedly sleeved at the output shaft of the first driving motor 15.

Referring to fig. 3 and 5, further, in order to place advertisement papers of different sizes in the light box body 1, the first light box 101 and the second light box 102 are provided with positioning protruding strips 37 at ends close to the supporting columns 5, and the heights of the two positioning protruding strips 37 are equal to the height of the second light box 102. Be provided with between first lamp house 101 and the second lamp house 102 and supply poster paper and each location sand grip 37 to take out and the installing port 7 of placing, installing port 7 is located one side that second LED lamp plate 21 was kept away from to first LED lamp plate 20, installing port 7 includes first installing port 701 and second installing port 702, the top in first lamp house 101 is seted up to first installing port 701, the top in second lamp house 102 is seted up to second installing port 702, and the width is equal width of seting up of first installing port 701 and second installing port 702, first installing port 701 is linked together with second installing port 702. Meanwhile, each positioning protruding strip 37 is provided with a fixing component for fixing the advertising paper towards one side surface of the opening, preferably, the fixing component is two elastic sheets 36, and the two elastic sheets 36 are respectively connected to two ends of the positioning protruding strip 37 in the vertical direction. Preferably, the two spring pieces 36 are arranged in a Z shape, so that people can conveniently stir the spring pieces 36. The worker can clamp and fix the two ends of the advertisement paper on the two positioning convex strips 37 by using the elastic sheets 36.

Referring to fig. 4 and 6, meanwhile, the limiting convex strips 23 are welded to one ends of the positioning convex strips 37 facing the support column 5, the limiting convex strips 23 are arranged along the height direction of the positioning convex strips 37, and one ends of the limiting convex strips 23 extend out of the positioning convex strips 37. The top of two support columns 5 has all been seted up with the spacing groove 24 that spacing sand grip 23 corresponds, and spacing groove 24 sets up along the direction of height of support column 5 from the top of support column 5. Each of the stopper grooves 24 communicates with the mounting port 7 (see fig. 2). Preferably, the cross sections of the limiting convex strips 23 and the limiting grooves 24 are both in a T-shaped arrangement, and the limiting convex strips 23 are matched with the limiting grooves 24 in a sliding manner, so that the positioning convex strips 37 are not prone to shifting.

Referring to fig. 5, a canopy 4 is provided between the two limiting protruding strips 23, the canopy 4 includes a first canopy 401 and a second canopy 402, and the first canopy 401 and the second canopy 402 are both arranged in a J shape. One limit convex strip 23 is welded and fixed to one side wall of the first canopy 4014, and the other limit convex strip 23 is welded and fixed to one side wall of the second canopy 402. The end of the first canopy 401 remote from the positioning protrusion 37 is provided with a moving passage 43 for the second canopy 402 to slide in and out. In order to make the second canopy 402 not easy to be separated from the moving channel 43, a sliding block 33 arranged in a T shape is connected to the surface of one side of the canopy 4 close to the lamp box body 1, a sliding hole 34 corresponding to the sliding block 33 is formed in one side of the moving channel 43, and the sliding block 33 is connected with the sliding hole 34 in a sliding manner. When the length of the lamp box body 1 is changed according to the length of the advertising paper, the length of the rain shelter 4 can be changed along with the advertising paper.

Referring to fig. 4 and 5, further, in order to prevent the advertisement paper from loosening and falling off from the mounting opening 7, a positioning pin 26 and a spring 32 are arranged on each supporting column 5, a groove wall of each limiting groove 24, which is far away from the mounting opening 7, is provided with a positioning groove 22 which is horizontally arranged, the positioning groove 22 is used for extending and retracting the positioning pin 26, and the positioning groove 22 is aligned with the mounting opening 7. The spring 32 is disposed in the positioning slot 22, and two ends of the spring 32 are respectively and fixedly connected to one end of the positioning pin 26 facing the bottom of the positioning slot 22 and the bottom of the positioning slot 22. Meanwhile, one end of each of the two limiting convex strips 23, which is far away from the positioning convex strip 37, is provided with a positioning hole 38 corresponding to each positioning pin 26 one by one, and each positioning pin 26 is in insertion fit with the corresponding positioning hole 38. For the convenience of pulling the positioning pin 26, the positioning pin 26 is welded with a shifting block 31, the top of the supporting column 5 is provided with a shifting hole 25 penetrating to the positioning groove 22, the shifting hole 25 is arranged along the length direction of the positioning groove 22, and the shifting block 31 extends out of the shifting hole 25 and is connected with the shifting hole 25 in a sliding manner. One end of the shifting block 31, which is far away from the positioning pin 26, is rotatably connected with a rotating column 27, a pull ring 30 is arranged above the rotating column 27, and the pull ring 30 is fixedly welded with the rotating column 27 through a fixed column 28. The welding of the one end of dialling hole 25 and keeping away from the constant head tank 22 notch has gag lever post 29 that is vertical setting, and gag lever post 29 is used for fixed pull ring 30's position, and pulling pull ring 30 makes pull ring 30 pass gag lever post 29, and during locating pin 26 retraction constant head tank 22, and then made spacing sand grip 23 insert in spacing groove 24.

Referring to fig. 7, in addition, the two support columns 5 are respectively provided with a support leg 6 which is vertically arranged, and meanwhile, in order to facilitate the taking out and the installation of the advertisement paper, a containing groove 35 for supporting the advertisement paper to extend out and retract is formed at the bottom of each support column 5, and each containing groove 35 is formed along the length direction of each support column 5. A lifting assembly for controlling the lifting of the support column 5 is arranged between each accommodating groove 35 and the support foot 6, preferably, the lifting assembly comprises a gear 40 and a rack 41, a groove wall of each accommodating groove 35 is provided with a second driving motor 39 and a mounting groove 42 for accommodating the second driving motor 39, the mounting groove 42 is located at one end of the accommodating groove 35 close to the notch, and the second driving motor 39 is mounted in the mounting groove 42. The gear 40 is fixedly sleeved on the output shaft of the second driving motor 39. The rack 41 is fixedly installed at one side of the supporting foot 6, the rack 41 is arranged along the length direction of the supporting foot 6, and the gear 40 is meshed with the rack 41. The gear 40 drives the rack 41 to move up and down by driving the second driving motor 39, so that the lamp box body 1 is lifted and lowered to facilitate the installation and the taking out of the advertisement paper.

The implementation principle of the embodiment is as follows: a first lamp box 101 and a second lamp box 102 are additionally arranged, when the length of the lamp box needs to be changed, the pushing assembly is utilized to push the pushing block 9 to slide on the sliding rail 8, so that the second lamp box 102 extends out of and retracts into the first lamp box 101, and the length of the lamp box is further changed; the mounting port 7 is additionally arranged so that advertising papers of different sizes can be conveniently placed in the lamp box, the positioning convex strips 37 and the elastic sheets 36 are additionally arranged so that the advertising papers of different sizes can be fixed according to the advertising papers of different sizes, the distance between the two positioning convex strips 37 arranged in the lamp box can be conveniently placed in the lamp box after the length of the advertising papers of different sizes is changed according to the advertising papers of different sizes, and the advertising papers of different sizes can be conveniently and fixedly stretched in the lamp box;

the driving part drives the pushing assembly to push the pushing block 9 to move, so that the second lamp box 102 extends out of and retracts into the first lamp box 101, after the length of the lamp box body 1 is adjusted, the side edge of advertising paper with required size is fixed on the positioning convex strip 37 through the elastic strip 36, then the limiting convex strip 23 is aligned to the limiting groove 24, the limiting convex strip 23 is inserted into the limiting groove 24, and the positioning pin 26 is matched with the positioning hole 38 in an inserting mode, so that different advertising papers can be stretched and fixed in the lamp box.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides an advertising light box, includes lamp house body (1) and two support columns (5), its characterized in that: two support columns (5) are respectively positioned at two ends of the lamp box body (1), the lamp box body (1) comprises a first lamp box (101) and a second lamp box (102), the first lamp box (101) and the second lamp box (102) are both arranged in a hollow mode, the first lamp box (101) is movably sleeved on the second lamp box (102), one support column (5) is connected with one end of the first lamp box (101), the other support column (5) is connected with one end, far away from the first lamp box (101), of the second lamp box (102) through an outer side wall, a sliding rail (8) corresponding to the pushing block (9) is arranged along the length direction of the second lamp box (102), the first lamp box (101) is close to the inner side wall of the second lamp box (102), the pushing block (9) is matched with the sliding rail (8) in a sliding manner, a pushing assembly used for pushing the pushing block (9) to move is arranged on the lamp box, positioning convex strips (37) are arranged at one ends, close to a supporting column (5), of the first lamp box (101) and the second lamp box (102), an installation port (7) used for allowing advertising paper and the positioning convex strips (37) to be taken out and put into the lamp box is arranged between the first lamp box (101) and the second lamp box (102), the installation port (7) comprises a first installation port (701) and a second installation port (702), the first installation port (701) is arranged at the top of the first lamp box (101), the second installation port (702) is arranged at the top of the second lamp box (102), the first installation port (701) is communicated with the second installation port (702), and fixing assemblies used for fixing the advertising paper are arranged on the two positioning convex strips (37), promote the subassembly including dwang (11), head rod (14) and second connecting rod (16), dwang (11) with it is located to promote piece (9) to keep away from support column (5) fixed connection of second lamp house (102), be provided with spacing hole (10) on slide rail (8), and spacing hole (10) are followed the length direction of slide rail (8) sets up, dwang (11) run through spacing hole (10) just stretch out outside spacing hole (10), head rod (14) with dwang (11) are kept away from promote piece (9) and rotate the connection, second connecting rod (16) with head rod (14) are kept away from the one end of dwang (11) is connected, just second connecting rod (16) are located head rod (14) are kept away from the one end of dwang (11), be provided with on first lamp house (101) and be used for the drive second connecting rod (16) pivoted driving piece The driving piece is a first driving motor (15), a mounting plate (17) is arranged on the first light box (101), a rotating shaft (12) is rotatably connected between the mounting plate (17) and the second connecting rod (16), and a reversing mechanism is arranged between an output shaft on the first driving motor (15) and the rotating shaft (12).

2. An advertising light box according to claim 1, wherein: the fixing assembly is composed of two elastic sheets (36), the two elastic sheets (36) are arranged at two ends of the positioning convex strip (37), one end of each elastic sheet (36) is connected with the positioning convex strip (37), each elastic sheet (36) is arranged in a Z shape, and a limiting piece used for limiting the position of the positioning convex strip (37) is arranged on each positioning convex strip (37).

3. An advertising light box according to claim 2, wherein: the locating part is spacing sand grip (23), spacing sand grip (23) connect in location sand grip (37) are close to the one end of support column (5), be provided with on support column (5) with spacing groove (24) that spacing sand grip (23) correspond, spacing groove (24) certainly the top of support column (5) is followed the length direction of support column (5) sets up, just spacing groove (24) with installing port (7) are linked together, spacing sand grip (23) with spacing groove (24) are slided and are connected.

4. An advertising light box according to claim 3, wherein: each supporting column (5) is provided with a positioning pin (26) and a spring (32), a positioning groove (22) for extending and retracting the positioning pin (26) is formed in one groove wall of each limiting groove (24) far away from the mounting opening (7), the positioning groove (22) is aligned to the mounting opening (7), the spring (32) is arranged in the positioning groove (22), two ends of the spring (32) are fixedly connected to the bottom of the positioning groove (22) and the positioning pin (26) respectively, one end, facing the positioning groove (22), of each limiting convex strip (23) is provided with a positioning hole (38) corresponding to the positioning pin (26), and the positioning pin (26) is in plug-in fit with the positioning hole (38).

5. An advertising light box according to claim 4, wherein: be connected with shifting block (31) on locating pin (26), a cell wall on constant head tank (22) is provided with and is to run through hole (25) of dialling that sets up, just it follows to dial hole (25) the length direction of constant head tank (22) sets up, shifting block (31) run through dial hole (25) and stretch out dial outside hole (25), shifting block (31) dial hole (25) and slide and connect.

6. An advertising light box according to claim 1, wherein: two all be provided with supporting legs (6) that are vertical setting on support column (5), each the bottom of support column (5) is provided with the confession supporting legs (6) stretch out and storage tank (35) of retraction, storage tank (35) are followed the length direction of support column (5) sets up, supporting legs (6) with be provided with between storage tank (35) and be used for the drive the lifting unit that support column (5) go up and down.