CN211788069U - Adjustable poster show structure - Google Patents

Abstract

The utility model discloses an adjustable poster display structure, which solves the problem that the height of the prior display rack can not be adjusted as required through a lifting component; the first rod, the second rod, the third rod and the fourth rod form a connecting rod structure, the first gear, the second gear, the third gear and the fourth gear form gear transmission, and the transmission rod, the transmission block A and the transmission block B form thread transmission so as to drive the bottom plate to move in the Z direction and complete the lifting movement of the display assembly; the problem that the existing display rack is fixed in size and can only display posters with one or two sizes is solved through the display assembly; the height of the display component in the Z direction is adjusted by utilizing the fixed inner column movably arranged in the fixed outer column and the auxiliary inner column movably arranged in the auxiliary outer column; the size of the display assembly in the X direction is adjusted by utilizing the structures of the movable outer column movably arranged in the supporting seat, the extension piece A, the extension piece B, the extension piece C and the extension piece D.

Description

Adjustable poster show structure

Technical Field

The utility model particularly relates to an adjustable poster show structure.

Background

The poster is also called a poster, belongs to outdoor advertisement, and is distributed in public places such as streets, movie theaters, exhibitions, business downtown areas, stations, docks, parks and the like. The poster has the characteristics of wide content, rich artistic expressive force and strong effect.

Posters are publicized by posting on poster display stands, but the existing poster display stands have the following problems: firstly, the display rack has fixed size, can only display posters with one or two sizes, and can not meet the display requirements of various poster sizes; secondly, the height of the showing stand can not be adjusted according to the needs, and the showing stand can not be suitable for various conditions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the weak point of prior art, the utility model provides an adjustable poster show structure.

The utility model provides a technical scheme of above-mentioned problem does: an adjustable poster display structure comprises a base, a bottom plate, a lifting assembly and a display assembly, wherein the bottom plate is positioned above the base;

the lifting component comprises a first fixing seat and a second fixing seat which are arranged on the base and distributed along the X direction and are of U-shaped structures, a rotating shaft A which is arranged on the first fixing seat through a rolling bearing in a rotating manner, a pair of first rods which are arranged on the rotating shaft A and distributed along the central axis direction of the rotating shaft A, a first gear which is arranged on the first rods and is coaxially arranged with the rotating shaft A, a rotating shaft B which is arranged on the first fixing seat through a rolling bearing in a rotating manner, a pair of second rods which are arranged on the rotating shaft B and distributed along the central axis direction of the rotating shaft B, a second gear which is arranged on the second rods and is coaxially arranged with the rotating shaft B and is meshed with the first gear, a third fixing seat and a fourth fixing seat which are of U-shaped structures and are arranged at the bottom of the bottom plate and distributed along the X direction, a rotating shaft C which is arranged on the, A pair of third rods distributed along the central axis direction of the rotating shaft C, a third gear installed on the third rods and coaxially arranged with the rotating shaft A, a rotating shaft D installed on a fourth fixing seat in a rotating mode through a rolling bearing, a pair of fourth rods, one end of each fourth rod is installed on the rotating shaft D, the other end of each fourth rod is hinged with the corresponding second rod, the pair of fourth rods are distributed along the central axis direction of the rotating shaft D, a fourth gear installed on each fourth rod and coaxially arranged with the rotating shaft A, a transmission block A located between the two first rods and simultaneously hinged with the first rods and the third rods, a transmission block B located between the two second rods and simultaneously hinged with the second rods and the fourth rods, a transmission rod in threaded connection with the transmission block A and rotatably installed on the transmission block B through the rolling bearing, and a handle installed on the transmission rod and located at one;

the display assembly comprises a fixed outer column, a fixed inner column, a supporting seat, an auxiliary piece, an extension piece A and an extension piece B, wherein the fixed outer column is installed on the bottom plate, the top of the fixed outer column is provided with a threaded hole A, the fixed inner column is movably installed in the fixed outer column, the fixed inner column is provided with a plurality of threaded holes B distributed along the Z direction, the supporting seat is installed on the bottom plate and is bilaterally symmetrical relative to the bottom plate, the auxiliary piece is installed in the supporting seat, one end of the extension piece A is hinged with the fixed outer column, the other end of the extension piece A;

one threaded hole B is aligned with the threaded hole A, and a bolt penetrates through the threaded hole B and the threaded hole A;

the auxiliary part comprises a plurality of auxiliary outer columns which are movably arranged in the support group and are uniformly distributed along the X direction, threaded holes C are formed in the tops of the auxiliary outer columns, auxiliary inner columns which are movably arranged in the auxiliary outer columns are provided with a plurality of threaded holes D distributed along the Z direction, extending parts C which are positioned between two adjacent auxiliary outer columns and are hinged with the auxiliary outer columns at two ends respectively, two adjacent extending parts C are hinged, extending parts D which are positioned between two adjacent auxiliary inner columns and are hinged with the auxiliary inner columns at two ends respectively, and two adjacent extending parts D are hinged;

one of the threaded holes D is aligned with the threaded hole C, and a bolt passes through the threaded holes D and the threaded hole C.

Further, the lengths of the first rod, the second rod, the third rod and the fourth rod are the same, and the mechanical parameters of the first gear, the second gear, the third gear and the fourth gear are the same.

Further, the extension A, the extension B, the extension C and the extension D are completely the same in structure and size, and the extension A comprises a pair of parallelogram components hinged with each other;

the parallelogram member is formed by four connecting rods which are mutually hinged.

Furthermore, the supporting seat is of a cover-free and bottom-free cubic structure, a pair of sliding columns distributed along the Y direction are mounted on the inner surface of the supporting seat, a pair of sliding grooves which are distributed along the Y direction and matched with the sliding columns are mounted on the auxiliary outer columns, and the sliding columns are inserted into the sliding grooves;

a through groove is arranged on the front end face of the supporting seat, and the depth of the through groove extends backwards and penetrates through the rear end face of the supporting seat;

and a threaded hole E is formed in the auxiliary outer column, and a bolt penetrates through the threaded hole E and is fixed with the through groove.

Further, fixed outer post is the same with supplementary outer post height, and fixed inner post is the same with supplementary inner post height, and screw hole A is H1 with screw hole C apart from the bottom plate height, and the distance between two adjacent screw holes B is L1, and the distance between two adjacent screw holes D is L1.

Furthermore, a pair of clamping columns distributed along the X direction are mounted on the inner surface of the fixed outer column, a pair of clamping grooves matched with the clamping columns are formed in the outer surface of the fixed inner column, and the clamping columns are inserted into the clamping grooves;

the inner surface of the auxiliary outer column is provided with a pair of inserting columns distributed along the X direction, the outer surface of the auxiliary inner column is provided with a pair of inserting slots matched with the inserting columns, and the inserting columns are inserted into the inserting slots.

The utility model discloses beneficial effect has: the utility model solves the problem that the height of the prior display rack can not be adjusted according to the requirement through the lifting component; the first rod, the second rod, the third rod and the fourth rod form a connecting rod structure, the first gear, the second gear, the third gear and the fourth gear form gear transmission, and the transmission rod, the transmission block A and the transmission block B form thread transmission so as to drive the bottom plate to move in the Z direction and complete the lifting movement of the display assembly; the problem that the existing display rack is fixed in size and can only display posters with one or two sizes is solved through the display assembly; the height of the display component in the Z direction is adjusted by utilizing the fixed inner column movably arranged in the fixed outer column and the auxiliary inner column movably arranged in the auxiliary outer column; the size of the display assembly in the X direction is adjusted by utilizing the structures of the movable outer column movably arranged in the supporting seat, the extension piece A, the extension piece B, the extension piece C and the extension piece D.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a front view of the lifting assembly of the present invention;

fig. 3 is a top view of the first gear and the second gear in engagement;

fig. 4 is a bottom view of the third gear and the fourth gear in engagement;

fig. 5 is a front view of the display module of the present invention;

fig. 6 is a top view of the display module of the present invention;

FIG. 7 is an enlarged view of portion A of FIG. 6;

fig. 8 is an enlarged view of a portion B of fig. 6.

In the figure:

1-base, 2-base plate, 3-lifting assembly, 4-display assembly, 5-first holder, 6-second holder, 7-shaft a, 8-first rod, 9-first gear, 10-shaft B, 11-second rod, 12-second gear, 13-third holder, 14-fourth holder, 15-shaft C, 16-third rod, 17-third gear, 18-fourth rod, 19-fourth gear, 20-driving block a, 21-driving block B, 22-driving rod, 23-handle, 24-fixed outer column, 25-fixed inner column, 26-threaded hole B, 27-supporting seat, 28-auxiliary member, 29-extension member a, 30-extension member B, 31-auxiliary outer column, 32-threaded hole C, 33-threaded hole D, 34-extension piece C, 35-extension piece D, 37-sliding column, 39-through groove, 41-clamping column, 43-insertion column, 45-rotating shaft D, 46-threaded hole A, 47-auxiliary inner column.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

An adjustable poster display structure comprises a base 1, a bottom plate 2 positioned above the base 1, a lifting assembly 3 with one end mounted on the base 1 and the other end mounted on the bottom plate 2 and used for adjusting the height of the bottom plate 2, and a display assembly 4 mounted on the top of the bottom plate 2 and positioned on the top of the bottom plate 2;

the lifting assembly 3 comprises a first fixed seat 5 and a second fixed seat 6 which are arranged on the base 1 and distributed along the X direction and are in a U-shaped structure, a rotating shaft A7 which is rotationally arranged on the first fixed seat 5 through a rolling bearing, a pair of first rods 8 which are arranged on the rotating shaft A7 and distributed along the central axis direction of the rotating shaft A7, a first gear 9 which is arranged on the first rods 8 and is coaxial with the rotating shaft A7, a rotating shaft B10 which is rotationally arranged on the first fixed seat 5 through a rolling bearing, a pair of second rods 11 which are arranged on the rotating shaft B10 and distributed along the central axis direction of the rotating shaft B10, a second gear 12 which is arranged on the second rods 11 and is coaxial with the rotating shaft B10 and is meshed with the first gear 9, a third fixed seat 13 and a fourth fixed seat 14 which are arranged at the bottom of the bottom plate 2 and distributed along the X direction and are in a U-shaped structure, and a rotating shaft C, a pair of third rods 16 with one end installed on the rotating shaft C15 and the other end hinged with the first rod 8 and distributed along the central axis direction of the rotating shaft C15, a third gear 17 installed on the third rods 16 and coaxially arranged with the rotating shaft A7, a rotating shaft D45 rotatably mounted on the fourth fixing seat 14 through a rolling bearing, a pair of fourth bars 18 with one end mounted on the rotating shaft D45 and the other end hinged with the second bar 11 and distributed along the central axis direction of the rotating shaft D45, a fourth gear 19 mounted on the fourth bars 18 and coaxially arranged with the rotating shaft A7, a transmission block A20 positioned between the two first bars 8 and hinged with the first bar 8 and the third bar 16 at the same time, a transmission block B21 positioned between the two second bars 11 and hinged with the second bar 11 and the fourth bar 18 at the same time, the transmission rod 22 is in threaded connection with the transmission block A20 and is rotatably arranged on the transmission block B21 through a rolling bearing, and the handle 23 is arranged on the transmission rod 22 and is positioned at one end, close to the transmission block B21, of the transmission rod 22;

the first rod 8, the second rod 11, the third rod 16 and the fourth rod 18 are all the same in length, and the first gear 9, the second gear 12, the third gear 17 and the fourth gear 19 are all the same in mechanical parameters.

The problem that the height of the existing display rack cannot be adjusted according to needs is solved through the lifting assembly 3; the first rod 8, the second rod 11, the third rod 16 and the fourth rod 18 form a connecting rod structure, the first gear 9, the second gear 12, the third gear 17 and the fourth gear 19 form gear transmission, and the transmission rod 22, the transmission block A20 and the transmission block B21 form thread transmission, so that the bottom plate 2 is driven to move in the Z direction, and the lifting movement of the display assembly 4 is completed;

when the height needs to be adjusted, the handle 23 is rotated, the transmission rod 22 rotates along with the handle 23, the transmission rod 22 and the transmission block A20 are in threaded transmission, the transmission rod 22 drives the transmission block A20 to move, the first rod 8 and the third rod 16 rotate, in the rotating process, the first rod 8 and the third rod 16 are always in vertical symmetry, the first gear 9 is meshed with the second gear 12, the third gear 17 is meshed with the fourth gear 19, the movement is transmitted to the second rod 11 and the fourth rod 18, the second rod 11 and the fourth rod 18 rotate, in the rotating process, the second rod 11 and the fourth rod 18 are always in vertical symmetry, the first rod 8 and the second rod 11 are always in horizontal symmetry, and therefore the height adjustment is completed.

The display assembly 4 comprises a fixed outer column 24 which is arranged on the bottom plate 2 and provided with a threaded hole A46 at the top, a fixed inner column 25 which is movably arranged in the fixed outer column 24, a plurality of threaded holes B26 which are distributed along the Z direction are arranged on the fixed inner column 25, a supporting seat 27 which is arranged on the bottom plate 2 and is bilaterally symmetrical relative to the bottom plate 2, an auxiliary member 28 which is arranged in the supporting seat 27, an extending member A29 of which one end is hinged with the fixed outer column 24 and the other end is hinged with the auxiliary member 28, and an extending member B30 of which one end is hinged with the fixed inner column 25 and the other end is hinged with the auxiliary member;

one of the threaded holes B26 is aligned with the threaded hole a46, and a bolt is passed through the threaded hole B26 and the threaded hole a 46;

the auxiliary member 28 includes a plurality of auxiliary outer columns 31 movably installed in the support group and uniformly distributed along the X direction, the top of each auxiliary outer column 31 is provided with a threaded hole C32, each auxiliary inner column 47 movably installed in the corresponding auxiliary outer column 31 is provided with a plurality of threaded holes D33 distributed along the Z direction, each extending member C34 is located between two adjacent auxiliary outer columns 31 and hinged to the corresponding auxiliary outer column 31 at two ends, two adjacent extending members C34 are hinged to each other, each extending member D35 is located between two adjacent auxiliary inner columns 47 and hinged to the corresponding auxiliary inner column 47 at two ends, and two adjacent extending members D35 are hinged to each other.

One of the threaded holes D33 is aligned with the threaded hole C32 and a bolt is passed through both the threaded hole D33 and the threaded hole C32.

The extension A29, the extension B30 and the extension C34 are completely the same as the extension D35 in structure and size, and the extension A29 comprises a pair of parallelogram components hinged with each other; the parallelogram member is formed by four connecting rods which are mutually hinged.

The supporting seat 27 is of a cover-free and bottom-free cubic structure, a pair of sliding columns 37 distributed along the Y direction are mounted on the inner surface of the supporting seat 27, a pair of sliding grooves which are distributed along the Y direction and matched with the sliding columns 37 are mounted on the auxiliary outer column 31, and the sliding columns 37 are inserted into the sliding grooves;

a through groove 39 is arranged on the front end face of the supporting seat 27, and the through groove 39 extends backwards in depth and penetrates through the rear end face of the supporting seat 27;

the auxiliary outer column 31 is provided with a threaded hole E, and a bolt passes through the threaded hole E and the through groove 39 to fix the auxiliary outer column 31.

The height of the fixed outer column 24 is the same as that of the auxiliary outer column 31, the height of the fixed inner column 25 is the same as that of the auxiliary inner column 47, the height of the threaded hole A46 and the height of the threaded hole C32 from the bottom plate 2 are both H1, the distance between two adjacent threaded holes B26 is L1, and the distance between two adjacent threaded holes D33 is L1.

A pair of clamping columns 41 distributed along the X direction are mounted on the inner surface of the fixed outer column 24, a pair of clamping grooves matched with the clamping columns 41 are formed in the outer surface of the fixed inner column 25, and the clamping columns 41 are inserted into the clamping grooves; a pair of inserting columns 43 distributed along the X direction are arranged on the inner surface of the auxiliary outer column 31, a pair of slots matched with the inserting columns 43 are arranged on the outer surface of the auxiliary inner column 47, and the inserting columns 43 are inserted into the slots.

The display assembly 4 solves the problem that the prior display rack has fixed size and can only display posters with one or two sizes; the adjustment of the height of the display assembly 4 in the Z direction is achieved by means of a fixed inner column 25 movably mounted within a fixed outer column 24, and an auxiliary inner column 47 movably mounted within an auxiliary outer column 31; adjustment of the dimension of display assembly 4 in the X direction is accomplished by the configuration of extension a29, extension B30, extension C34 and extension D35 with the outer column movably mounted in support base 27.

The utility model discloses the theory of operation: firstly, adjusting the dimension of the display assembly 4 in the Z direction as required, and after the dimension is adjusted to a proper height, passing a bolt through the threaded hole A46 and the threaded hole B26, and passing a bolt through the threaded hole C32 and the threaded hole D33; the size of the display component 4 in the X direction is adjusted according to the requirement, and after the width is adjusted to be proper, the bolt penetrates through the through groove 39 and the threaded hole E; posting the poster on the display assembly 4; the handle 23 is then turned as required to adjust the poster height.

Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.

Claims (6)

1. An adjustable poster display structure is characterized by comprising a base (1), a bottom plate (2) positioned above the base (1), a lifting assembly (3) with one end installed on the base (1) and the other end installed on the bottom plate (2) and used for adjusting the height of the bottom plate (2), and a display assembly (4) installed at the top of the bottom plate (2) and positioned at the top of the bottom plate (2);

the lifting component (3) comprises a first fixing seat (5) and a second fixing seat (6) which are arranged on a base (1) and distributed along the X direction and are of a U-shaped structure, a rotating shaft A (7) which is arranged on the first fixing seat (5) in a rotating mode through a rolling bearing, a pair of first rods (8) which are arranged on the rotating shaft A (7) and distributed along the central axis direction of the rotating shaft A (7), a first gear (9) which is arranged on the first rods (8) and coaxial with the rotating shaft A (7), a rotating shaft B (10) which is arranged on the first fixing seat (5) in a rotating mode through the rolling bearing, a pair of second rods (11) which are arranged on the rotating shaft B (10) and distributed along the central axis direction of the rotating shaft B (10), a second gear (12) which is arranged on the second rods (11) and coaxial with the rotating shaft B (10) and meshed with the first gear (9), a lifting component which is arranged at the bottom, A third fixing seat (13) and a fourth fixing seat (14) which are U-shaped structures, a rotating shaft C (15) which is arranged on the third fixing seat (13) through a rolling bearing in a rotating manner, one end of the third fixing seat is arranged on the rotating shaft C (15) and the other end of the third fixing seat is hinged with the first rod (8), a pair of third rods (16) which are distributed along the central axis direction of the rotating shaft C (15), a third gear (17) which is arranged on the third rod (16) and is coaxial with the rotating shaft A (7), a rotating shaft D (45) which is arranged on the fourth fixing seat (14) through a rolling bearing in a rotating manner, one end of the fourth rod (18) which is arranged on the rotating shaft D (45) and the other end of the fourth rod is hinged with the second rod (11), a pair of fourth gears (18) which are distributed along the central axis direction of the rotating shaft D (45), a fourth gear (19) which is arranged on the fourth rod (18), The transmission block A (20) is hinged to the third rod (16), the transmission block B (21) is positioned between the two second rods (11) and is hinged to the second rods (11) and the fourth rod (18) at the same time, the transmission rod (22) is in threaded connection with the transmission block A (20) and is rotatably installed on the transmission block B (21) through a rolling bearing, and the handle (23) is installed on the transmission rod (22) and is positioned at one end, close to the transmission block B (21), of the transmission rod (22);

the display assembly (4) comprises a fixed outer column (24) which is installed on the base plate (2) and provided with a threaded hole A (46) at the top, a fixed inner column (25) which is movably installed in the fixed outer column (24), a plurality of threaded holes B (26) distributed along the Z direction are formed in the fixed inner column (25), a supporting seat (27) which is installed on the base plate (2) and is bilaterally symmetrical relative to the base plate (2), an auxiliary piece (28) which is installed in the supporting seat (27), an extending piece A (29) of which one end is hinged to the fixed outer column (24) and the other end is hinged to the auxiliary piece (28), and an extending piece B (30) of which one end is hinged to the fixed inner column (25) and the other end is hinged to the auxiliary piece (28;

one of the threaded holes B (26) is aligned with the threaded hole A (46), and a bolt passes through the threaded hole B (26) and the threaded hole A (46);

the auxiliary part (28) comprises a plurality of auxiliary outer columns (31) which are movably installed in the support group and are uniformly distributed along the X direction, threaded holes C (32) are formed in the tops of the auxiliary outer columns (31), auxiliary inner columns (47) which are movably installed in the auxiliary outer columns (31), a plurality of threaded holes D (33) which are distributed along the Z direction are formed in the auxiliary inner columns (47), extending parts C (34) which are located between every two adjacent auxiliary outer columns (31) and are hinged with the auxiliary outer columns (31) at two ends respectively, the adjacent two extending parts C (34) are hinged, extending parts D (35) which are located between every two adjacent auxiliary inner columns (47) and are hinged with the auxiliary inner columns (47) at two ends respectively, and the adjacent two extending parts D (35) are hinged;

one of the threaded holes D (33) is aligned with the threaded hole C (32), and a bolt is passed through the threaded holes D (33) and the threaded hole C (32).

2. An adjustable poster display structure according to claim 1, wherein the first, second, third and fourth bars (8, 11, 16, 18) are all the same length and the mechanical parameters of the first, second, third and fourth gears (9, 12, 17, 19) are all the same.

3. An adjustable poster display structure as claimed in claim 1, wherein the support base (27) is of a coverless bottomless cubic structure, a pair of slide posts (37) are mounted on the inner surface of the support base (27) and distributed along the Y direction, a pair of slide grooves distributed along the Y direction and matched with the slide posts (37) are mounted on the auxiliary outer post (31), and the slide posts (37) are inserted into the slide grooves;

a through groove (39) is arranged on the front end face of the supporting seat (27), and the depth of the through groove (39) extends backwards and penetrates through the rear end face of the supporting seat (27);

and a threaded hole E is formed in the auxiliary outer column (31), and a bolt penetrates through the threaded hole E and the through groove (39) to fix the auxiliary outer column (31).

4. An adjustable poster display structure according to claim 1, wherein the fixed outer column (24) and the auxiliary outer column (31) are the same height, the fixed inner column (25) and the auxiliary inner column (47) are the same height, the threaded holes a (46) and C (32) are all H1 from the bottom plate (2), the distance between two adjacent threaded holes B (26) is L1, and the distance between two adjacent threaded holes D (33) is L1.

5. An adjustable poster display structure as claimed in claim 1, wherein said extension a (29), extension B (30), extension C (34) and extension D (35) are identical in structure and size, extension a (29) comprising a pair of mutually hinged parallelogram members;

the parallelogram member is formed by four connecting rods which are mutually hinged.

6. An adjustable poster display structure as claimed in claim 1, wherein a pair of clipping posts (41) are mounted on the inner surface of the fixed outer post (24) and distributed along the X-direction, and a pair of clipping grooves which are matched with the clipping posts (41) are arranged on the outer surface of the fixed inner post (25), and the clipping posts (41) are inserted into the clipping grooves;

a pair of inserting columns (43) distributed along the X direction are mounted on the inner surface of the auxiliary outer column (31), a pair of inserting grooves matched with the inserting columns (43) are formed in the outer surface of the auxiliary inner column (47), and the inserting columns (43) are inserted into the inserting grooves.

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