Windproof outdoor propaganda frame

Abstract

The utility model discloses a windproof outdoor propaganda frame, and belongs to the technical field of social work. Comprising a propaganda frame body and a weight increasing water tank, viewing glass is installed in the propaganda frame body, a rainproof roof is installed on the upper surface of the propaganda frame body, two connecting columns are fixedly connected to the bottom face of the propaganda frame body, and the bottom faces of the two connecting columns are both fixedly connected with the upper surface of the weight increasing water tank; through cooperation of a weight increasing water tank, a water injection opening and a water drainage opening, weight increasing of the bottom of the propaganda frame can be achieved, so that a certain effect of preventing wind from being blown down can be achieved, through a damping mechanism, friction force between the device and the ground can be enhanced, and the device is prevented from moving; and through cooperation of the ground contact adjusting mechanism and the buffer mechanism, a good buffer effect can be achieved when wind blows, the wind resistance of the propaganda frame is higher, and then the wind resistance effect of the propaganda frame can be further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of social work, in particular to a windproof outdoor propaganda frame. Background Art

[0002] As a common propaganda tool in social work, outdoor propaganda racks play a vital role in public service advertisements, event information, etc. By installing notices on propaganda racks, the public can more easily understand social information.

[0003] A movable outdoor ideological and political propaganda rack with publication number CN214671657U includes a driving vehicle and a propaganda rack, an installation box installed on the propaganda rack, a propaganda column arranged on the front of the installation box, a cleaning scraper connected to the front of the propaganda column for up and down sliding movement, and a driving mechanism used to drive the cleaning scraper, the cleaning scraper is used to scrape the propaganda column, the driving mechanism is used to drive the cleaning scraper to move and scrape, and the driving mechanism is fixedly connected to the installation box.

[0004] The above device can automatically clean the propaganda column, reducing the labor intensity of sanitation workers. The above scheme cannot prevent the outdoor propaganda racks from tipping over. Outdoor propaganda racks are often placed outdoors. If there are strong winds, the propaganda racks will be toppled by the wind, which will affect the propaganda effect and may also injure pedestrians, posing certain safety risks. Utility Model Content

[0005] The utility model aims to solve the problem that the prior art cannot prevent the propaganda rack from tipping over in windy weather, thus causing dangerous situations, and proposes a windproof outdoor propaganda rack.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A windproof outdoor propaganda rack comprises a propaganda rack body and a weighted water tank, wherein a viewing glass is installed inside the propaganda rack body, a rainproof roof is installed on the upper surface of the propaganda rack body, two connecting columns are fixedly connected to the bottom surface of the propaganda rack body, the bottom surfaces of the two connecting columns are fixedly connected to the upper surface of the weighted water tank, a water filling port is installed on the inner top wall of the weighted water tank, a drain port is installed on the front of the weighted water tank, four moving wheels are installed on the bottom surface of the propaganda rack body, a damping mechanism is arranged below the propaganda rack body, the damping mechanism comprises a threaded groove and a rubber pad, two ground contact adjustment mechanisms are arranged on the front and rear sides of the propaganda rack body, the ground contact adjustment mechanism comprises a limiting groove and a stretching rod, a buffer mechanism is arranged below each of the ground contact adjustment mechanisms, the buffer mechanism comprises a bottom support block, a damper and a damping spring, a side of the damper close to the damping spring is fixedly connected to the damping spring, a storage groove is installed on the front of the propaganda rack body, and a cleaning mechanism is arranged inside the propaganda rack body.

[0008] Preferably, the upper surface of the threaded groove is fixedly connected to the bottom surface of the weighted water tank, the inner wall of the threaded groove is threadedly connected with a threaded column, the bottom end of the threaded column is fixedly connected with a turntable, the outer surface of the turntable is fixedly connected with a group of pushing rods, and the bottom surface of the turntable is fixedly connected to the upper surface of the rubber pad.

[0009] Preferably, a connecting rod is fixedly connected to the top of the limiting groove, a hinge groove 1 is hingedly provided on the outer surface of the connecting rod, and a side surface of the hinge groove 1 close to the weight-increasing water tank is fixedly connected to the hinge groove 1.

[0010] Preferably, the ground contact adjustment mechanism also includes a hand-tightened screw, the inner wall of the limit groove is slidably connected to the outer surface of the extension rod, a group of limit holes are opened on the outer surface of the extension rod, the outer surface of the hand-tightened screw is threadedly connected to the inner wall of the limit groove, the outer surface of the hand-tightened screw is in contact with one of the limit holes, the outer surface of the extension rod is hinged with a hinge groove 2, and the hinge groove 2 is slidably connected to the inside of the limit groove.

[0011] Preferably, the buffer mechanism also includes a buffer cylinder, one end of the buffer cylinder close to the inner wall of the limiting groove is fixedly connected to the limiting groove, one end of the damping spring close to the inner wall of the buffer cylinder is fixedly connected to the inner wall of the buffer cylinder, and one end of the damper away from the damping spring is fixedly connected to a force transmission rod, the outer surfaces of the force transmission rod and the damper are both slidably connected to the inner wall of the buffer cylinder, and one end of the force transmission rod close to hinge groove 2 is fixedly connected to the outer surface of hinge groove 2.

[0012] Preferably, the cleaning mechanism includes a forward and reverse motor and a cleaning plate, the outer surface of the cleaning plate is slidingly connected to the inner wall of the publicity frame body, the outer surface of the forward and reverse motor is fixedly connected to the inner wall of the publicity frame body, the output end of the forward and reverse motor is fixedly connected to a threaded rod, the outer surface of the threaded rod is connected to the internal thread of the cleaning plate, and the outer surface of the threaded rod is rotatably connected to the inner wall of the publicity frame body.

[0013] Preferably, a guide rod is slidably connected inside the cleaning plate, and an outer surface of the guide rod is fixedly connected to the inner wall of the publicity frame body.

[0014] Compared with the prior art, the utility model provides a windproof outdoor publicity rack, which has the following beneficial effects.

[0015] 1. The utility model can achieve weight gain on the bottom of the propaganda stand by using the cooperation between the weighted water tank, the water inlet and the drain outlet, so as to achieve a certain wind-proof effect. By using the damping mechanism, the friction between the device and the ground can be enhanced to prevent the device from moving. By using the cooperation between the ground contact adjustment mechanism and the buffer mechanism, a better buffering effect can be achieved when the wind blows, making the propaganda stand more capable of resisting wind, thereby further improving the wind-proof effect of the propaganda stand.

[0016] 2. The utility model can clean the outer surface of the viewing glass by using a cleaning mechanism, thereby preventing a large amount of dust from adhering to the outer surface of the viewing glass, thereby preventing the publicity effect of social publicity advertisements from being affected. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0018] Figure 2 It is a cross-sectional view of the internal structure of the damping mechanism of the utility model.

[0019] Figure 3 It is a three-dimensional structural schematic diagram of the ground contact adjustment mechanism and the buffer mechanism of the utility model.

[0020] Figure 4 This is a cross-sectional view of the internal structure of the bottom support block of the utility model.

[0021] Figure 5 It is a three-dimensional structural schematic diagram of the publicity rack body and the cleaning mechanism of the utility model.

[0022] In the figure:

[0023] 1. Promotional stand body; 2. Viewing glass; 3. Rainproof roof; 4. Connecting column; 5. Storage slot; 6. Weight-added water tank; 7. Water filling port; 8. Drainage port; 9. Moving wheel; 10. Damping mechanism; 1001. Pushing rod; 1002. Turntable; 1003. Threaded column; 1004. Threaded groove; 1005. Rubber pad; 11. Ground contact adjustment mechanism; 1101. Articulated groove 1; 1102. Connecting rod; 1103. Limiting groove; 1104, extension rod; 1105, limiting hole; 1106, hand screw; 1107, hinge slot 2; 12, buffer mechanism; 1201, bottom support block; 1202, limiting slot; 1203, force transmission rod; 1204, damper; 1205, damping spring; 1206, buffer cylinder; 13, cleaning mechanism; 1301, forward and reverse motor; 1302, threaded rod; 1303, cleaning plate; 1304, guide rod. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Reference Figure 1-5 A windproof outdoor propaganda rack includes a propaganda rack body 1 and a weighted water tank 6. The back of the propaganda rack body 1 should be provided with a mounting plate that is easy to open and close to facilitate the replacement of social propaganda advertisements. This is an existing mature technology and is not described in detail. A viewing glass 2 is installed inside the propaganda rack body 1, and a rainproof roof 3 is installed on the upper surface of the propaganda rack body 1. By using the rainproof roof 3, it can achieve a rainproof effect and prevent rainwater mixed with stains from flowing to the outer surface of the viewing glass 2, resulting in the inability to see the social propaganda advertisements clearly.

[0026] Two connecting columns 4 are fixedly connected to the bottom surface of the promotional stand body 1, and the bottom surfaces of the two connecting columns 4 are fixedly connected to the upper surface of the weighted water tank 6. By using two connecting columns 4, the promotional stand body 1 and the weighted water tank 6 can be connected and supported.

[0027] A water inlet 7 is installed on the inner top wall of the weighted water tank 6, and a drain outlet 8 is installed on the front of the weighted water tank 6. By using the water inlet 7 and the drain outlet 8, water can be easily injected into the interior of the weighted water tank 6, and the water can be discharged when the device needs to be removed.

[0028] Four moving wheels 9 are installed on the bottom surface of the propaganda rack body 1, and a damping mechanism 10 is arranged below the propaganda rack body 1. The damping mechanism 10 includes a threaded groove 1004 and a rubber pad 1005. The upper surface of the threaded groove 1004 is fixedly connected to the bottom surface of the weight-added water tank 6. The inner wall of the threaded groove 1004 is threadedly connected with a threaded column 1003. The threaded column 1003 is composed of an upper and lower part. The upper part is larger than the lower part, so that the threaded groove 1004 can easily limit the threaded column 1003. The bottom end of the threaded column 1003 is fixedly connected to a turntable 1002. The outer surface of the turntable 1002 is fixedly connected to a group of pushing rods 1001. The bottom surface of the turntable 1002 is fixedly connected to the upper surface of the rubber pad 1005. By using the pushing rod 1001, it is convenient for workers to rotate the turntable 1002.

[0029] Two ground adjustment mechanisms 11 are provided on the front and rear sides of the promotional stand body 1, and the ground adjustment mechanism 11 includes a limit groove 1103 and an extension rod 1104. The top of the limit groove 1103 is fixedly connected with a connecting rod 1102, and the outer surface of the connecting rod 1102 is hinged with a hinge groove 1101. The side of the hinge groove 1101 close to the weight-increasing water tank 6 is fixedly connected to the hinge groove 1101. By using the cooperation between the hinge groove 1101 and the connecting rod 1102, the angle of the limit groove 1103 can be conveniently adjusted.

[0030] The ground contact adjustment mechanism 11 also includes a hand screw 1106, the inner wall of the limit groove 1103 is slidably connected to the outer surface of the extension rod 1104, and a group of limit holes 1105 are opened on the outer surface of the extension rod 1104. The outer surface of the hand screw 1106 is threadedly connected to the inner wall of the limit groove 1103, and the outer surface of the hand screw 1106 contacts one of the limit holes 1105. The outer surface of the extension rod 1104 is hinged with a hinge groove 2 1107. By using the cooperation between the hand screw 1106 and the limit hole 1105, the distance between the limit groove 1103 and the extension rod 1104 can be conveniently adjusted, and the extension length of the bottom support block 1201 can be conveniently adjusted.

[0031] A buffer mechanism 12 is provided under each ground contact adjustment mechanism 11, and the buffer mechanism 12 includes a bottom support block 1201, a damper 1204 and a damping spring 1205. The damper 1204 is fixedly connected to the damping spring 1205 on one side thereof close to the damping spring 1205. The buffer mechanism 12 also includes a buffer cylinder 1206, and one end of the buffer cylinder 1206 close to the inner wall of the limiting groove 1202 is fixedly connected to the limiting groove 1202. The hinge groove 1107 is slidably connected to the inside of the limiting groove 1202, and the outer surface of the hinge groove 1107 is matched with the limiting groove 1202. The limiting groove 1202 can guide the sliding of the hinge groove 1107.

[0032] One end of the damping spring 1205 close to the inner wall of the buffer cylinder 1206 is fixedly connected to the inner wall of the buffer cylinder 1206, and one end of the damper 1204 away from the damping spring 1205 is fixedly connected to the force transmission rod 1203. The outer surfaces of the force transmission rod 1203 and the damper 1204 are both slidably connected to the inner wall of the buffer cylinder 1206. The outer surfaces of the force transmission rod 1203 and the damper 1204 have a large friction force with the inner wall of the buffer cylinder 1206, so as to improve the buffering effect when the promotional stand body 1 shakes.

[0033] One end of the force transmission rod 1203 close to the hinge groove 1107 is fixedly connected to the outer surface of the hinge groove 1107. By using the hinge groove 1107, the force transmitted when the promotional stand body 1 is shaken can be guided to the hinge groove 1107.

[0034] A storage groove 5 is installed on the front of the publicity rack body 1, and a cleaning mechanism 13 is arranged inside the publicity rack body 1. The cleaning mechanism 13 includes a forward and reverse motor 1301 and a cleaning plate 1303. The outer surface of the cleaning plate 1303 is slidably connected to the inner wall of the publicity rack body 1. A groove is provided inside the publicity rack body 1 to facilitate the sliding of the cleaning plate 1303. By using the storage groove 5, the cleaning plate 1303 can be stored, which looks more beautiful when the cleaning plate 1303 is not in use.

[0035] The outer surface of the forward and reverse motor 1301 is fixedly connected to the inner wall of the propaganda frame body 1, and the output end of the forward and reverse motor 1301 is fixedly connected to a threaded rod 1302. The outer surface of the threaded rod 1302 is connected to the internal thread of the cleaning plate 1303. The outer surface of the threaded rod 1302 is rotatably connected to the inner wall of the propaganda frame body 1. By starting the forward and reverse motor 1301, the threaded rod 1302 can be driven to rotate, which can drive the cleaning plate 1303 to move, so that the cleaning plate 1303 can be used to clean the outer surface of the viewing glass 2, thereby preventing dust adhesion from affecting pedestrians' viewing of social propaganda advertisements.

[0036] The cleaning plate 1303 is internally slidably connected to a guide rod 1304 , and the outer surface of the guide rod 1304 is fixedly connected to the inner wall of the promotional stand body 1 . By using the guide rod 1304 , the sliding of the cleaning plate 1303 can be guided.

[0037] Working principle: When it is necessary to carry out social propaganda work outdoors, first move the device to a suitable position. By using a set of push rods 1001, the turntable 1002 can be driven to rotate, which can drive the threaded column 1003 to rotate. Under the cooperation of the threaded column 1003 and the threaded groove 1004, the threaded column 1003 can move downward, so that the rubber pad 1005 can contact the ground, avoiding the movement of the device. Then open the water injection port 7 and inject water into the water injection port 7, which can increase the weight of the weighted water tank 6, so that the device can better resist wind. By rotating the hand screw 1106, the hand screw 1106 can release the limit of the limit hole 1105, so that the stretching rod 1104 can be stretched to make the bottom support block 1201 contact the ground, and then the hand screw 1106 is used again to limit the other limit holes 1105, so that the bottom support block 1201 can fit the ground more closely. When encountering wind, the shaking of the propaganda stand body 1 can drive the hinge slot 1 1101, the connecting rod 1102, the limit slot 1103, the extension rod 1104 and the hinge slot 2 1107 to move, and the hinge slot 2 1107 can push the force transmission rod 1203 to move, and the force transmission rod 1203 can drive the damper 1204 to move, and the damper 1204 can squeeze the damping spring 1205. Under the joint action of the damper 1204 and the damping spring 1205, the shaking can be buffered, so that the propaganda stand body 1 can better resist wind, thereby improving the overall windproof effect of the device.

[0038] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

[0039] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0040] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A windproof outdoor propaganda stand, comprising a propaganda stand body (1) and a weight-added water tank (6), characterized in that: A viewing glass (2) is installed inside the propaganda frame body (1), a rainproof roof (3) is installed on the upper surface of the propaganda frame body (1), two connecting columns (4) are fixedly connected to the bottom surface of the propaganda frame body (1), the bottom surfaces of the two connecting columns (4) are fixedly connected to the upper surface of the weighted water tank (6), a water injection port (7) is installed on the inner top wall of the weighted water tank (6), a drainage port (8) is installed on the front of the weighted water tank (6), four moving wheels (9) are installed on the bottom surface of the propaganda frame body (1), and a damping mechanism (10) is arranged below the propaganda frame body (1), and the damping mechanism (10) comprises a threaded groove (1004) and a rubber pad (1005). The front and rear sides of the publicity rack body (1) are each provided with two ground contact adjustment mechanisms (11), the ground contact adjustment mechanisms (11) comprising a limit groove (1103) and a stretching rod (1104), a buffer mechanism (12) is provided below each of the ground contact adjustment mechanisms (11), the buffer mechanism (12) comprising a bottom support block (1201) and a damper (1204) and a damping spring (1205), a side of the damper (1204) close to the damping spring (1205) is fixedly connected to the damping spring (1205), a storage groove (5) is installed on the front side of the publicity rack body (1), and a cleaning mechanism (13) is provided inside the publicity rack body (1).

2. The windproof outdoor publicity rack according to claim 1, characterized in that: The upper surface of the threaded groove (1004) is fixedly connected to the bottom surface of the weighted water tank (6); the inner wall of the threaded groove (1004) is threadedly connected to a threaded column (1003); the bottom end of the threaded column (1003) is fixedly connected to a turntable (1002); the outer surface of the turntable (1002) is fixedly connected to a group of pushing rods (1001); and the bottom surface of the turntable (1002) is fixedly connected to the upper surface of the rubber pad (1005).

3. The windproof outdoor publicity rack according to claim 2, characterized in that: The top end of the limiting groove (1103) is fixedly connected to a connecting rod (1102), the outer surface of the connecting rod (1102) is hinged with a hinge groove 1 (1101), and a side surface of the hinge groove 1 (1101) close to the weight-increasing water tank (6) is fixedly connected to the hinge groove 1 (1101).

4. The windproof outdoor publicity rack according to claim 3, characterized in that: The ground contact adjustment mechanism (11) further comprises a hand screw (1106), the inner wall of the limiting groove (1103) is slidably connected to the outer surface of the extension rod (1104), the outer surface of the extension rod (1104) is provided with a group of limiting holes (1105), the outer surface of the hand screw (1106) is threadedly connected to the inner wall of the limiting groove (1103), the outer surface of the hand screw (1106) is in contact with one of the limiting holes (1105), and the outer surface of the extension rod (1104) is hinged with a second hinge groove (1107), and the second hinge groove (1107) is slidably connected to the inside of the limiting groove (1202).

5. The windproof outdoor publicity rack according to claim 4, characterized in that: The buffer mechanism (12) further comprises a buffer cylinder (1206), one end of the buffer cylinder (1206) close to the inner wall of the limiting groove (1202) is fixedly connected to the limiting groove (1202), one end of the damping spring (1205) close to the inner wall of the buffer cylinder (1206) is fixedly connected to the inner wall of the buffer cylinder (1206), one end of the damper (1204) away from the damping spring (1205) is fixedly connected to a force transmission rod (1203), the outer surfaces of the force transmission rod (1203) and the damper (1204) are both slidably connected to the inner wall of the buffer cylinder (1206), and one end of the force transmission rod (1203) close to the second hinge groove (1107) is fixedly connected to the outer surface of the second hinge groove (1107).

6. The windproof outdoor publicity rack according to claim 1, characterized in that: The cleaning mechanism (13) comprises a forward and reverse motor (1301) and a cleaning plate (1303); the outer surface of the cleaning plate (1303) is slidably connected to the inner wall of the publicity rack body (1); the outer surface of the forward and reverse motor (1301) is fixedly connected to the inner wall of the publicity rack body (1); the output end of the forward and reverse motor (1301) is fixedly connected to a threaded rod (1302); the outer surface of the threaded rod (1302) is threadedly connected to the inner wall of the cleaning plate (1303); and the outer surface of the threaded rod (1302) is rotatably connected to the inner wall of the publicity rack body (1).

7. The windproof outdoor publicity rack according to claim 6, characterized in that: The cleaning plate (1303) is slidably connected to a guide rod (1304) inside, and the outer surface of the guide rod (1304) is fixedly connected to the inner wall of the promotional frame body (1).

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