Display device for propaganda of garbage treatment process

Abstract

The utility model discloses a display device for propagandizing a garbage disposal process, which relates to the technical field of display devices and comprises a fixed column, a groove is arranged on one side of the fixed column, movable rods are movably arranged at two ends in the groove through pin shafts, and a propaganda poster is arranged between the two movable rods. According to the advertising device, the fixing column is arranged, the groove is formed in the outer side of the fixing column, the movable rods capable of rotating are arranged at the two ends of the interior of the groove, and the strip-shaped grooves are formed in the middles of the two movable rods, so that a propaganda poster can be installed in the strip-shaped grooves, and when the advertising device is used, the two movable rods can be overturned and unfolded outwards; and after the device is used, the two movable rods can be overturned to enter the grooves, so that the device is simplified to be of a cylindrical structure, and the occupied space of the device during transportation and movement is reduced.

Description

Technical Field

[0001] This utility model relates to the field of display device technology, and in particular to a display device for promoting waste treatment processes. Background Technology

[0002] Waste sorting refers to a series of activities involving the classification, storage, disposal, and transportation of waste according to certain regulations or standards, thereby transforming it into public resources. Waste sorting can improve the resource and economic value of waste. It is generally based on the composition and quantity of waste, combined with local waste resource utilization and treatment methods. Fixed waste collection bins are set up in some residential areas or along roadsides. When a certain area's waste sorting is not satisfactory, informational displays are often erected above the bins in that area. Current technology commonly uses posters to promote waste disposal procedures.

[0003] For example, a display stand for fixing promotional posters, as described in announcement number CN210667684U, includes a base, a vertically erected upright fixed to the base, a pair of horizontally erected crossbars slidably connected to the uprights, and clamping parts slidably mounted on each crossbar and located on both sides of the upright. The lower surface of the base has three sets of circumferentially distributed support legs. Each set of support legs includes a channel steel fixed to the lower surface of the base and inverted, a connecting plate welded to the end of the channel steel away from the center of the base and extending vertically upwards, and a horizontal plate integrally connected to the free end of the connecting plate and extending horizontally away from the base. The lower surface of the horizontal plate is equipped with casters supported on the ground. This invention has the advantages of being less prone to tipping over and having high stability.

[0004] The above technical solution has some problems in practical applications. It is bulky and, although it can be moved, it is inconvenient to transport and has a limited range of applications.

[0005] Therefore, it is necessary to invent a display device for promoting waste treatment processes to solve the above problems. Utility Model Content

[0006] The purpose of this invention is to provide a display device for promoting waste treatment processes, in order to solve the problems mentioned in the background art.

[0007] To achieve the above objectives, this utility model provides the following technical solution: a display device for promoting waste treatment processes, comprising a fixed column, a groove on one side of the fixed column, movable rods movably mounted at both ends of the groove via pins, a promotional poster between the two movable rods, two positioning sleeves fitted into the middle of the fixed column, a sliding seat fixedly mounted on the outer middle of the positioning sleeves, a sliding groove on the outer middle of the fixed column, the sliding seat being disposed inside the sliding groove, an insertion hole penetrating the middle of the sliding seat, an insertion rod inserted into the insertion hole, a tension spring fixedly mounted at one end of the insertion rod, and the tension spring being fixedly mounted at the opening of the insertion hole, multiple sets of positioning holes being opened at the bottom of the sliding groove, the multiple sets of positioning holes being located at both ends and the middle of the fixed column respectively, and the multiple sets of positioning holes being adapted to the insertion rod.

[0008] Preferably, a strip groove is provided through the middle of the movable rod, and the promotional poster is provided through the inside of the strip groove.

[0009] Preferably, a pressure plate is provided on the side of the two movable rods that are far apart from each other, and a pressure block is fixedly provided in the middle of the pressure plate, and the pressure block is inserted into the inside of the strip groove.

[0010] Preferably, bolts are installed in the through holes at the four corners of the pressure plate, and screw holes that match the bolts are installed at the four corners of the movable rod on the side near the pressure plate.

[0011] Preferably, the bottom end of the fixing column is provided with a base, and the base is configured as a conical structure.

[0012] Preferably, a threaded sleeve is fixedly provided at the top of the base, and a screw is provided inside the threaded sleeve, and the screw is fixedly provided at the bottom of the fixed column.

[0013] The technical effects and advantages of this utility model are as follows:

[0014] 1. This utility model features a fixed column with a groove on its outer side. Both ends of the groove have rotatable movable rods, and the middle of each movable rod has a strip groove. The poster can be installed in the strip groove. When in use, the two movable rods can be flipped outward to support the poster. After use, the two movable rods can be flipped back into the groove, simplifying the device into a cylindrical structure and reducing the space occupied during transportation.

[0015] 2. This utility model provides a pressure plate on one side of the movable rod, with a pressure block in the middle of the pressure plate. The pressure block can be inserted into a strip groove, thereby fixing the edge of the promotional poster to the movable rod, which facilitates the fixing of the promotional poster. By providing a sliding positioning sleeve in the middle of the movable rod, the positioning sleeve can lock the position of the movable rod to ensure the stability of the device after locking and unfolding, thus ensuring the stability of the device during use. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall structure of this utility model.

[0017] Figure 2 This is a schematic diagram of the movable rod of this utility model in its unfolded state.

[0018] Figure 3 This is a schematic diagram of the fixed column structure of this utility model.

[0019] Figure 4 This is a cross-sectional schematic diagram of the overall structure of this utility model.

[0020] Figure 5 For the present utility model Figure 4 Enlarged schematic diagram of the structure at point A in the middle.

[0021] In the diagram: 1. Fixed post; 2. Groove; 3. Movable rod; 4. Promotional poster; 5. Positioning sleeve; 6. Slide; 7. Slide groove; 8. Insertion hole; 9. Insertion rod; 10. Tension spring; 11. Positioning hole; 12. Strip groove; 13. Pressure plate; 14. Pressure block; 15. Bolt; 16. Base; 17. Threaded sleeve; 18. Screw. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] This utility model provides, for example Figure 1-5 The device shown is a display device for promoting the waste treatment process. It includes a fixed column 1, a groove 2 on one side of the fixed column 1, and movable rods 3 are movably set at both ends of the groove 2 through pins. A promotional poster 4 is set between the two movable rods 3.

[0024] Specifically, two positioning sleeves 5 are sleeved in the middle of the fixed column 1. A slide block 6 is fixedly installed in the middle of the outer side of the positioning sleeve 5. A slide groove 7 is opened in the middle of the outer side of the fixed column 1. The slide block 6 is set inside the slide groove 7. An insertion hole 8 is provided through the middle of the slide block 6. An insertion rod 9 is inserted into the inside of the insertion hole 8. A tension spring 10 is fixedly installed at one end of the insertion rod 9. The tension spring 10 is fixedly installed at the groove of the insertion hole 8. The tension spring 10 can restrict the insertion rod 9 to keep it in close contact with the inner wall of the slide groove 7.

[0025] More specifically, the bottom of the groove 7 has multiple sets of positioning holes 11, which are located at both ends and the middle of the fixed post 1, and all sets of positioning holes 11 are adapted to the insertion rod 9. When the positioning sleeve 5 is located at the end of the fixed post 1, it can restrict the movable rod 3 from being extended. When the positioning sleeve 5 is located in the middle of the fixed post 1, it can restrict the movable rod 3 from being retracted.

[0026] Furthermore, a strip groove 12 is provided through the middle of the movable rod 3, and the promotional poster 4 is provided through the inside of the strip groove 12. A pressure plate 13 is provided on the side of the two movable rods 3 that are far apart from each other. A pressure block 14 is fixedly provided in the middle of the pressure plate 13, and the pressure block 14 is inserted into the inside of the strip groove 12. The pressure block 14 can restrict the edge of the promotional poster 4 within the strip groove 12.

[0027] Moreover, bolts 15 are installed in the through holes at the four corners of the pressure plate 13, and screw holes that match the bolts 15 are opened at the four corners of the movable rod 3 on the side near the pressure plate 13. The bolts 15 can connect the pressure plate 13 and the movable rod 3 to achieve the effect of fixing the promotional poster 4.

[0028] Meanwhile, a base 16 is provided at the bottom of the fixed column 1, and the base 16 is a conical structure. A threaded sleeve 17 is fixedly provided at the top of the base 16. A screw 18 is provided inside the threaded sleeve 17, and the screw 18 is fixedly provided at the bottom of the fixed column 1. The threaded sleeve 17 and the screw 18 cooperate to realize the connection between the fixed column 1 and the base 16.

[0029] Working principle of this utility model:

[0030] When using this device, the fixed column 1 is connected to the threaded sleeve 17 at the top of the base 16 via the screw 18 at its bottom end. Then, the insertion rod 9 on the outside of the positioning sleeve 5 is pulled to separate the insertion rod 9 from the positioning hole 11 in the middle of the fixed column 1. At this time, the limitation between the positioning sleeve 5 and the fixed column 1 is released, and the positioning sleeve 5 can slide on the outside of the fixed column 1. The positions of the two positioning sleeves 5 are adjusted respectively to release the limitation on the two movable rods 3. The movable rods 3 are then turned so that they are rotated to be perpendicular to the fixed column 1. Then, the two positioning sleeves 5 are adjusted to the two ends of the fixed column 1 respectively, so that the two positioning sleeves 5 restrict the positions of the two movable rods 3 respectively, and the device can be unfolded.

[0031] By rotating the bolt 15, the pressure plate 13 is separated from the movable rod 3. Then, the edge of the poster 4 is inserted into the strip groove 12. Then, the bolt 15 is rotated to move the pressure plate 13 toward the movable rod 3 until the pressure block 14 in the middle of the pressure plate 13 is inserted into the strip groove 12. At this time, the pressure block 14 can press the edge of the poster 4 into the strip groove 12 to achieve the effect of fixing the poster 4.

[0032] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A display device for promoting waste disposal processes, comprising a fixed column (1), characterized in that: A groove (2) is provided on one side of the fixed column (1). Both ends of the groove (2) are movably mounted with movable rods (3) via pins. A promotional poster (4) is placed between the two movable rods (3). Two positioning sleeves (5) are sleeved in the middle of the fixed column (1). A slide block (6) is fixedly mounted in the middle of the outer side of the positioning sleeve (5). A groove (7) is provided in the middle of the outer side of the fixed column (1). The slide block (6) is located in the inner side of the groove (7). The slide (6) has a through hole (8) in the middle, and a rod (9) is inserted into the inside of the through hole (8). A tension spring (10) is fixedly installed at one end of the rod (9) and the tension spring (10) is fixedly installed at the groove of the through hole (8). The bottom of the slide groove (7) has multiple sets of positioning holes (11). The multiple sets of positioning holes (11) are located at both ends and the middle of the fixed column (1), and the multiple sets of positioning holes (11) are all adapted to the rod (9).

2. The display device for promoting waste treatment processes according to claim 1, characterized in that: A strip groove (12) is provided through the middle of the movable rod (3), and the promotional poster (4) is provided through the inside of the strip groove (12).

3. A display device for promoting waste treatment processes according to claim 2, characterized in that: A pressure plate (13) is provided on one side of the two movable rods (3) that are far apart from each other. A pressure block (14) is fixedly provided in the middle of the pressure plate (13), and the pressure block (14) is inserted into the inside of the strip groove (12).

4. A display device for promoting waste treatment processes according to claim 3, characterized in that: Bolts (15) are installed in the through holes at the four corners of the pressure plate (13), and screw holes that match the bolts (15) are opened at the four corners of the movable rod (3) near the pressure plate (13).

5. A display device for promoting waste treatment processes according to claim 4, characterized in that: The bottom end of the fixed column (1) is provided with a base (16), and the base (16) is configured as a conical structure.

6. A display device for promoting waste treatment processes according to claim 5, characterized in that: A threaded sleeve (17) is fixedly provided at the top of the base (16), and a screw (18) is provided inside the threaded sleeve (17), and the screw (18) is fixedly provided at the bottom of the fixed column (1).

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