CN215680013U - Show shelf convenient to change propaganda poster - Google Patents

Abstract

The utility model discloses a display rack convenient for changing a propaganda poster, which comprises a display rack body, wherein fixing rods are arranged on two sides of the display rack body, two ends of each fixing rod are connected with limiting mechanisms, each limiting mechanism comprises a second rotating handle, a second screw rod and a limiting plate, a connecting block is fixedly connected to the middle of the bottom end of the display rack body, a supporting plate is arranged on one side, away from the display rack body, of the connecting block, the supporting plate is rotatably connected with the connecting block, an adjusting mechanism is arranged below the supporting plate, and comprises a first screw rod, a moving block and a first rotating handle, and the display rack has the advantages that: the propaganda poster breaks away from the fixed of limiting plate, can take out the propaganda poster and change, and it is very convenient to change, through setting up adjustment mechanism, when the angle of show shelf body needs to be adjusted, rotates driving first screw rod through twisting reverse adjustment mechanism's first commentaries on classics handle, and the movable block on the first screw rod moves thereupon and drives the connecting rod and rotate for the show shelf body who is connected with the connecting rod rotation rotates, can adjust the angle of show shelf body.

Description

Show shelf convenient to change propaganda poster

Technical Field

The utility model relates to the technical field of practical tools, in particular to a display stand convenient for replacing a propaganda poster.

Background

The propaganda poster is printed with the poster of propaganda picture and text, and the propaganda poster is when showing, generally fixes the propaganda poster on the show shelf and demonstrates to reach the effect of publicity.

In the prior art, when the display frame for propaganda posters is used, the display frame is generally adhered to the display frame through adhesive, the original propaganda posters need to be torn off, and the replacement is very inconvenient; the angle of the showing stand is fixed and cannot be adjusted, and the showing angle of the showing stand cannot be adjusted according to needs.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a display rack convenient for replacing a propaganda poster, wherein the display rack is provided with a limiting mechanism and an adjusting mechanism, so that the problem that the conventional propaganda poster needs to be torn off and is very inconvenient to replace when the display rack of the propaganda poster provided in the background technology is generally adhered to the display rack by adhesive when the display rack is used; the angle of the showing stand is fixed and cannot be adjusted, and the showing angle of the showing stand cannot be adjusted according to needs.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model discloses a display rack convenient for replacing a poster for propaganda, which comprises a display rack body, wherein fixing rods are arranged on two sides of the display rack body, two ends of each fixing rod are connected with limiting mechanisms, each limiting mechanism comprises a second rotating handle, a second screw rod and a limiting plate, a connecting block is fixedly connected to the middle of the bottom end of the display rack body, a supporting plate is arranged on one side, away from the display rack body, of the connecting block, the supporting plate is rotatably connected with the connecting block, an adjusting mechanism is arranged below the supporting plate, and the adjusting mechanism comprises a first screw rod, a moving block and a first rotating handle.

Preferably, the lower end of the supporting plate is provided with a sliding groove, the moving block is connected in the sliding groove in a sliding manner, and the middle part of the moving block is in threaded connection with a first screw rod.

Preferably, the connecting block one end fixedly connected with fixed plate is kept away from to the backup pad, connecting block one end is kept away from to first screw rod runs through fixed plate and fixedly connected with and first changes the handle, the backup pad bottom is close to connecting block one end fixedly connected with fixed block, first screw rod is kept away from first and is changeed one end and pass through the bearing rotation and connect in the fixed block middle part.

Preferably, the lower end of the moving block is rotatably connected with a connecting rod, and one end, far away from the moving block, of the connecting rod is rotatably connected with the bottom end of the display frame body.

Preferably, the equal fixedly connected with bracing piece in show shelf body upper end four corners, upper end of the support bar all with dead lever fixed connection, four second screw rod threaded connection respectively is in the both ends of two dead levers, the handle is changeed to the equal fixedly connected with second in second screw rod upper end, show shelf body both sides just are located the dead lever below and all are provided with the limiting plate, second screw rod lower extreme all rotates with the limiting plate upper end to be connected.

Compared with the prior art, the utility model has the beneficial effects that: through setting up stop gear, when needing to be changed the propaganda poster, twist reverse stop gear's second and change and drive the second screw rod and rotate, it rises to drive two limiting plates, the propaganda poster breaks away from the fixed of limiting plate, can take out the propaganda poster and change, it is very convenient to change, through setting up adjustment mechanism, when needing to adjust the angle of show shelf body, rotate driving first screw rod through twisting reverse adjustment mechanism's first commentaries on classics, the movable block on the first screw rod removes thereupon and drives the connecting rod and rotate, make and rotate the show shelf body of being connected with the connecting rod, can adjust the angle of show shelf body.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

FIG. 3 is a schematic structural view of the display shelf body according to the present invention.

In the figure: 1. a display shelf body; 2. fixing the rod; 3. connecting blocks; 4. a fixed block; 5. an adjustment mechanism; 51. a first screw; 52. a moving block; 53. a first rotating handle; 6. a support plate; 7. a limiting mechanism; 71. a second rotating handle; 72. a second screw; 73. a limiting plate; 8. a support bar; 9. a connecting rod; 10. a fixing plate; 11. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model discloses a display rack convenient for changing a poster, which comprises a display rack body 1, wherein fixing rods 2 are arranged on two sides of the display rack body 1, two ends of each fixing rod 2 are connected with limiting mechanisms 7, each limiting mechanism 7 comprises a second rotating handle 71, a second screw 72 and a limiting plate 73, the middle part of the bottom end of the display rack body 1 is fixedly connected with a connecting block 3, a supporting plate 6 is arranged on one side, far away from the display rack body 1, of each connecting block 3, the supporting plate 6 is rotatably connected with the corresponding connecting block 3, an adjusting mechanism 5 is arranged below the corresponding supporting plate 6, and each adjusting mechanism 5 comprises a first screw 51, a moving block 52 and a first rotating handle 53.

The lower end of the supporting plate 6 is provided with a chute 11, the moving block 52 is slidably connected in the chute 11, the middle part of the moving block 52 is in threaded connection with a first screw 51, one end of the supporting plate 6, far away from the connecting block 3, is fixedly connected with a fixing plate 10, one end of the first screw 51, far away from the connecting block 3, penetrates through the fixing plate 10 and is fixedly connected with a first rotating handle 53, one end of the bottom end of the supporting plate 6, close to the connecting block 3, is fixedly connected with a fixing block 4, one end of the first screw 51, far away from the first rotating handle 53, is rotatably connected to the middle part of the fixing block 4 through a bearing, when the angle of the display frame body 1 needs to be adjusted, the first screw 51 is driven to rotate by twisting the first rotating handle 53, the moving block 52 on the first screw 51 moves along with the connecting rod 9 to drive the connecting rod 9 to rotate, so that the display frame body 1 rotatably connected with the connecting rod 9 rotates, the lower end of the moving block 52 is rotatably connected with the bottom end of the display frame body 1, the connecting rod 9, equal fixedly connected with bracing piece 8 in 1 upper end four corners of show shelf body, the equal and 2 fixed connection of dead lever in bracing piece 8 upper end, four second screw rods 72 are threaded connection respectively in the both ends of two dead levers 2, the equal fixedly connected with second in second screw rod 72 upper end is changeed 71, show shelf body 1 both sides just are located dead lever 2 below and all are provided with limiting plate 73, second screw rod 72 lower extreme all rotates with limiting plate 73 upper end to be connected, when needing to change the propaganda poster, it changes 71 and drives second screw rod 72 and rotate to twist reverse four second, it rises to drive two limiting plate 73, the propaganda poster breaks away from the fixed of limiting plate 73, can take out the propaganda poster and change.

During the use, during the fixed propaganda poster, place the propaganda poster in limiting plate 73 below, it rotates four second commentaries on classics 71 and drives four second screw rods 72, drive two limiting plates 73 and move down to compressing tightly the propaganda poster when second screw rod 72 rotates, when needing to change the propaganda poster, it rotates 71 and drives second screw rod 72 to twist four second commentaries on classics, it rises to drive two limiting plates 73, the propaganda poster breaks away from the fixed of limiting plate 73, can take out the propaganda poster and change, when needing to adjust the angle of show shelf body 1, drive first screw rod 51 through twisting first commentaries on classics 53 and rotate, movable block 52 on first screw rod 51 removes thereupon and drives connecting rod 9 and rotate, make show shelf body 1 who rotates with connecting rod 9 and be connected rotate, can adjust the angle of show shelf body 1.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a show shelf convenient to change propaganda poster, a serial communication port, including show shelf body (1), show shelf body (1) both sides all are provided with dead lever (2), dead lever (2) both ends all are connected with stop gear (7), stop gear (7) are changeed (71), second screw rod (72) and limiting plate (73) including the second, show shelf body (1) bottom middle part fixedly connected with connecting block (3), show shelf body (1) one side is kept away from in connecting block (3) is provided with backup pad (6), backup pad (6) are rotated with connecting block (3) and are connected, backup pad (6) below is provided with adjustment mechanism (5), adjustment mechanism (5) are including first screw rod (51), movable block (52) and first commentaries on classics (53).

2. A display stand for facilitating the replacement of a poster for promotion according to claim 1 wherein: the lower end of the supporting plate (6) is provided with a sliding groove (11), the moving block (52) is connected in the sliding groove (11) in a sliding mode, and the middle of the moving block (52) is in threaded connection with a first screw (51).

3. A display stand for facilitating the replacement of a poster for promotion according to claim 1 wherein: connecting block (3) one end fixedly connected with fixed plate (10) are kept away from in backup pad (6), connecting block (3) one end is kept away from in first screw rod (51) and runs through fixed plate (10) and fixedly connected with first commentaries on classics (53), backup pad (6) bottom is close to connecting block (3) one end fixedly connected with fixed block (4), first commentaries on classics is kept away from in first screw rod (51) and is passed through the bearing rotation to (53) one end and connect in fixed block (4) middle part.

4. A display stand for facilitating the replacement of a poster for promotion according to claim 1 wherein: the lower end of the moving block (52) is rotatably connected with a connecting rod (9), and one end, far away from the moving block (52), of the connecting rod (9) is rotatably connected with the bottom end of the showing stand body (1).

5. A display stand for facilitating the replacement of a poster for promotion according to claim 1 wherein: the showing stand is characterized in that supporting rods (8) are fixedly connected to four corners of the upper end of the showing stand body (1), the upper ends of the supporting rods (8) are fixedly connected with fixing rods (2) and four second screw rods (72) are respectively in threaded connection with two ends of the two fixing rods (2), the second screws (72) are fixedly connected with the upper ends of the second screw rods (72) to rotate the handles (71), limiting plates (73) are arranged on two sides of the showing stand body (1) and below the fixing rods (2), and the lower ends of the second screw rods (72) are rotatably connected with the upper ends of the limiting plates (73).

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