Publicity device for municipal environmental protection

Abstract

The publicity device for municipal environmental protection comprises an arc-shaped frame and a flow guide plate, air injection holes and dust collection holes are symmetrically formed in the inner side face of the arc-shaped frame respectively, an auxiliary filter screen and a cleaning brush are fixedly connected to the edge of the inner side face of the arc-shaped frame respectively, and the cleaning brush is slidably connected to the surface of a publicity barrel. And meanwhile, the edge of the upper surface of the supporting plate is fixedly connected with a lamp strip through a groove, the flow guide plate is fixedly connected to the outer side face of the arc-shaped frame, a partition plate is fixedly connected into the flow guide plate, an opening of the partition plate right faces the air spraying hole, air pumps are symmetrically connected to the surface of the partition plate, and a main filter screen is fixedly connected between the partition plate and the flow guide plate. Through the cooperation of the cleaning brush, the dust collection hole, the air injection hole, the flow guide plate, the partition plate and the air pump, the device can correspondingly clean dust and sundries on the surface of the propaganda barrel, and the cleaned dust can be prevented from polluting the surrounding environment, so that the propaganda effect of the device is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of municipal publicity devices, in particular to a publicity device for municipal environmental protection. Background Art

[0002] With the development of the times, the publicity of municipal environmental protection concepts has become increasingly important. At present, in order to promote environmental protection concepts, some municipal environmental protection publicity devices are usually set up. However, most of the existing publicity devices are fixed panel structures, which are not convenient for adjusting height and viewing from multiple angles.

[0003] After searching, a municipal environmental protection propaganda device disclosed in the prior art (application number: CN202020173935.0) records in the text that "the top of the fixed block is fixedly connected to a first connecting column, the top of the first connecting column is plugged with a second connecting column, the top of the second connecting column is fixedly connected to a connecting plate, the upper surface of the connecting plate is fixedly connected to a support plate by a fixing bolt, the upper surface of the support plate is movably connected to a propaganda drum through a rotating shaft, the upper surface of the support plate is located on one side of the propaganda drum and is fixedly connected to an arc frame, the top of the arc frame is fixedly connected to a top plate, the upper surface of the top plate is fixedly installed with a first motor, and the output end of the first motor is fixedly connected to the axis of the propaganda drum."; The device is connected through a support plate, The design of the promotional drum, arc frame, top plate and first motor can drive the promotional drum to rotate using the first motor. When the promotional drum rotates, the promotional content displayed on the promotional drum can be viewed from multiple angles. However, the device lacks a corresponding cleaning structure, so that the device needs to be manually cleaned after being used for a period of time. Otherwise, dust and debris will adhere to the surface of the promotional drum, which will affect the promotional effect of the promotional drum. Moreover, when the number of devices is large and they are far apart, simple manual cleaning is time-consuming and labor-intensive, and it is also easy for some promotional devices to be missed during cleaning. At the same time, the device is in an environment with poor lighting conditions, making it difficult for pedestrians to see the content on the surface of the promotional drum, which is not conducive to publicity and will also limit the scope of use of the device. Utility Model Content

[0004] In order to overcome the defects of the prior art, a municipal environmental protection propaganda device is now provided to solve the problems raised in the above background technology.

[0005] To achieve the above object, a publicity device for municipal environmental protection is provided, including: an arc-shaped frame and a deflector. The lifting rod of the lifting assembly is fixedly connected to the support plate, and the support plate is connected to the top plate through the arc-shaped frame. A control box is arranged on the lower surface of the support plate, and both ends of the publicity cylinder are movably connected to the support plate and the top plate through bearings. At the same time, the main motor on the surface of the top plate is connected to the publicity cylinder through a connecting piece. The inner side surface of the arc-shaped frame is symmetrically provided with air injection holes and dust suction holes respectively, and auxiliary filters and cleaning brushes are fixedly connected to the edges of the inner side surface of the arc-shaped frame respectively. The cleaning brush is slidably connected to the surface of the publicity cylinder. At the same time, the edges of the upper surface of the support plate are fixedly connected to the light belts through grooves. The deflector is fixedly connected to the outer side surface of the arc-shaped frame, and a partition plate is fixedly connected inside the deflector. The opening of the partition plate faces the air injection hole directly, and air pumps are symmetrically connected to the surface of the partition plate. At the same time, a main filter is fixedly connected between the partition plate and the deflector, and the dust suction hole is communicated with the inner cavity of the deflector through an air pipe.

[0006] Preferably, the support plate is of a circular structure, the groove opened at the edge of the upper surface of the support plate is of a C-shaped structure, the light belt is fixedly connected to the bottom of the groove, the isolation plate is fixedly connected to the opening of the groove, the isolation plate is of a C-shaped structure, and the isolation plate is made of a transparent material.

[0007] Preferably, the publicity cylinder is of an overall cylindrical structure, the inside of the publicity cylinder is of a hollow structure, and the radial cross-section of the publicity cylinder is of an annular structure. The side of the cleaning brush away from the arc-shaped frame abuts against the surface of the publicity cylinder, and both ends of the cleaning brush are fixedly connected to the top plate and the support plate respectively.

[0008] Preferably, a group of auxiliary filters are fixedly connected to both sides of the inner arc surface of the arc-shaped frame respectively. Both groups of auxiliary filters are of a strip-shaped structure, and the sides of both groups of auxiliary filters away from the arc-shaped frame do not contact the surface of the publicity cylinder. At the same time, the air injection holes and the dust suction holes are both located between the two groups of auxiliary filters.

[0009] Preferably, a plurality of groups of air injection holes are opened on the middle part of the inner arc surface of the arc-shaped frame at equal intervals along the length direction. The air injection holes are all of a frustum-shaped structure, and a plurality of groups of dust suction holes are opened on both sides of the inner arc surface of the arc-shaped frame at equal intervals respectively. The dust suction holes on both sides of the arc-shaped frame correspond to the number and positions of the air injection holes one by one.

[0010] Preferably, the deflector is of a rectangular structure, the cross-section of the partition plate fixedly connected inside the deflector is of a 冂-shaped structure, two groups of main filters are symmetrically connected to the outer side surfaces on both sides of the partition plate, both groups of main filters are of a strip-shaped structure, and the length of the partition plate is equal to the length of the inner cavity of the deflector.

[0011] Preferably, two groups of protection plates are fixedly connected between the outer side surface of the deflector and the surface of the arc-shaped frame. Both groups of protection plates are of a rectangular structure, and the horizontal cross-section formed by the combination of the protection plates, the deflector and the arc-shaped frame is of an isosceles trapezoid structure. At the same time, the protection plates completely cover the air pipes on the corresponding sides.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: through the cooperation of the arc frame, cleaning brush, guide plate, partition plate, air pump and air jet hole, the device can perform multiple cleanings on the surface of the propaganda tube, thereby effectively ensuring the cleanliness of the surface of the propaganda tube, which is convenient for improving the propaganda effect of the device, and through the cooperation of the control box, the cleaning structure of the device can be remotely opened, thereby improving the cleaning efficiency, and with the cooperation of the dust suction hole, the auxiliary filter and the main filter, the cleaned dust can be adsorbed and filtered accordingly, thereby avoiding the floating of the cleaned dust on the surface of the propaganda tube in the surrounding environment, reducing the chance of environmental pollution, and the ring-shaped light strip can provide comprehensive lighting for the surface of the propaganda tube, which is convenient for pedestrians to understand the content on the surface of the propaganda tube, improves the propaganda effect, and can also expand the scope of use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front view schematic diagram of an embodiment of the utility model.

[0014] Figure 2 It is a partial front view schematic diagram of an embodiment of the utility model.

[0015] Figure 3 It is a top view schematic diagram of an embodiment of the utility model.

[0016] Figure 4 For the utility model embodiment Figure 2 An enlarged schematic diagram of point A.

[0017] In the figure: 1. lifting assembly; 2. control box; 3. support plate; 4. arc frame; 5. jet hole; 6. dust suction hole; 7. air pump; 8. auxiliary filter; 9. publicity tube; 10. partition plate; 11. cleaning brush; 12. top plate; 13. guide plate; 14. light strip; 15. main filter; 16. protective plate. DETAILED DESCRIPTION

[0018] Reference Figures 1 to 4As shown, the utility model provides a municipal environmental protection propaganda device, including: an arc frame 4 and a guide plate 13, the lifting rod of the lifting assembly 1 is fixedly connected to the support plate 3, and the support plate 3 is connected to the top plate 12 through the arc frame 4, the control box 2 is arranged on the lower surface of the support plate 3, and the two ends of the propaganda tube 9 are movably connected to the support plate 3 and the top plate 12 through bearings, and the main motor on the surface of the top plate 12 is connected to the propaganda tube 9 through a connecting piece, and the inner side surface of the arc frame 4 is symmetrically provided with an air injection hole 5 and a dust suction hole 6, and the edges of the inner side surface of the arc frame 4 are respectively The auxiliary filter 8 and the cleaning brush 11 are fixedly connected, and the cleaning brush 11 is slidably connected to the surface of the promotional tube 9. At the same time, the edge of the upper surface of the support plate 3 is fixedly connected to the light strip 14 through a groove. The guide plate 13 is fixedly connected to the outer side of the arc frame 4, and the partition plate 10 is fixedly connected inside the guide plate 13, and the opening of the partition plate 10 is opposite to the jet hole 5, and the surface of the partition plate 10 is symmetrically connected to the air pump 7. At the same time, the main filter 15 is fixedly connected between the partition plate 10 and the guide plate 13, and the dust suction hole 6 is connected to the inner cavity of the guide plate 13 through an air pipe.

[0019] In this embodiment, the main motor switch fixedly connected to the surface of the top plate 12 is started, and the output shaft of the main motor can drive the propaganda tube 9 to rotate at a low speed through the connecting piece, so that pedestrians can observe the content on the surface of the propaganda tube 9 from multiple angles. When the surface of the propaganda tube 9 needs to be cleaned, the worker can start the switch of the air pump 7 through the control box 2, and the air pump 7 draws the gas in the guide plate 13 and sprays it out from the air jet hole 5. The structural setting of the air jet hole 5 can enhance the impact force of the airflow when it is sprayed out, and then enhance the cleaning effect of the airflow on the surface of the propaganda tube 9. The dust attached to the surface of the propaganda tube 9 will float in the air under the impact of the airflow. At this time, the guide plate 13 is a negative pressure environment, and then the inner cavity of the guide plate 13 absorbs the external airflow through the air supply pipe and the dust suction hole 6. Then the floating dust will flow into the guide plate 13 under the traction of the airflow, and when flowing in the guide plate 13, it will be intercepted and filtered by the main filter 15, thereby ensuring the air The cleanliness of the airflow extracted by the pump 7, and the auxiliary filter screens 8 arranged on both sides of the arc frame 4 can also start the auxiliary filtering effect on the floating dust, reducing the probability of dust directly floating to the surrounding environment, and the surface of the propaganda tube 9 will be cleaned by the cleaning brush 11 for the second time when it turns out of the arc plate cleaning area, and the cleaning brush 11 can clean the debris attached to the surface of the propaganda tube 9 accordingly, thereby ensuring the cleanliness of the surface of the propaganda tube 9, and at the same time, the light strip 14 can be lit through the control box 2, so that when the device is in a poorly lit environment, pedestrians can still clearly see the content on the surface of the propaganda tube 9, wherein the air pump 7, the main motor, the light strip 14 and the built-in motor of the lifting component 1 are electrically connected to the control box 2 respectively, and the controller model in the control box 2 can adopt STM32F103VBT6, and a common wireless transceiver module is installed in the control box 2, which is convenient for remote control of the corresponding mechanism of the device.

[0020] At the same time, the detailed internal structure and working principle of the lifting assembly 1 in the present application are existing mature technologies, which have been fully disclosed in a municipal environmental protection publicity device (application number: CN202020173935.0), that is, an assembly consisting of a fixed block, a first connecting column and a second connecting column, and the parts of the present application involving circuits, electronic components and modules are all existing technologies, which can be fully implemented by technical personnel in this field, and the content protected by the present utility model does not involve improvements to software and methods.

[0021] As a preferred embodiment, the support plate 3 is a circular structure, and the groove opened at the edge of the upper surface of the support plate 3 is a C-shaped structure, and the bottom of the groove is fixedly connected to the light strip 14, and the opening of the groove is fixedly connected to the isolation plate, the isolation plate is a C-shaped structure, and the isolation plate is made of transparent material.

[0022] In this embodiment, if Figure 1 , Figure 2 and Figure 3 The annular distribution of the light strip 14 allows the surface of the propaganda tube 9 to be fully illuminated, making it easier for pedestrians to clearly understand the content on the surface of the propaganda tube 9 when the light is poor. In addition, the setting of the isolation plate can effectively enhance the waterproof and dustproof effect of the groove and reduce the probability of failure of the light strip 14.

[0023] As a preferred embodiment, the promotion tube 9 is an overall cylindrical structure, the interior of the promotion tube 9 is a hollow structure, and the radial cross-section of the promotion tube 9 is a circular ring structure, and the side of the cleaning brush 11 away from the arc frame 4 abuts against the surface of the promotion tube 9, and at the same time, the two ends of the cleaning brush 11 are fixedly connected to the top plate 12 and the support plate 3 respectively.

[0024] In this embodiment, if Figure 1 and Figure 3 The hollow structure of the promotional tube 9 can effectively reduce the weight of the promotional tube 9, thereby reducing the weight of the upper end of the device, and then effectively reducing the probability of the device tilting and falling. At the same time, the surface of the cleaning brush 11 abuts against the surface of the promotional tube 9, which can effectively enhance the cleaning effect of the cleaning brush 11 on the debris attached to the surface of the promotional tube 9, and the cleaning brush 11 is made of a soft brush material.

[0025] As a preferred embodiment, a group of auxiliary filters 8 are fixedly connected to both sides of the inner arc surface of the arc frame 4, and the two groups of auxiliary filters 8 are both long strip structures. The sides of the two groups of auxiliary filters 8 away from the arc frame 4 do not contact the surface of the promotional tube 9. At the same time, the air injection hole 5 and the dust suction hole 6 are both located between the two groups of auxiliary filters 8.

[0026] In this embodiment, if Figure 2 and Figure 3, The setting of two sets of secondary filter meshes 8 can intercept and filter the dust in the cleaning area of the device, preventing the dust from directly floating into the surrounding environment with the airflow, thereby effectively reducing the probability of pollution in the surrounding environment. At the same time, the secondary filter mesh 8 does not contact the surface of the publicity cylinder 9, which can avoid the probability of the secondary filter mesh 8 damaging the surface of the publicity cylinder 9 and can also assist in improving the absorption effect of the dust suction holes 6 on the floating dust.

[0027] As a preferred embodiment, a plurality of air jet holes 5 are arranged in parallel at equal intervals along the length direction in the middle of the inner arc surface of the arc-shaped frame 4. The air jet holes 5 are all in the shape of a frustum of a cone, and a plurality of dust suction holes 6 are arranged in parallel at equal intervals on both sides of the inner arc surface of the arc-shaped frame 4. The dust suction holes 6 on both sides of the arc-shaped frame 4 correspond to the number and position of the air jet holes 5 one by one.

[0028] In this embodiment, as shown in Figure 1 and Figure 3 , the number of the dust suction holes 6 is twice that of the air jet holes 5, and the air flow rate in the dust suction holes 6 is half of the air flow rate in the air jet holes 5, so as to realize the stable circulation of the air flow in the inner cavity of the flow guide plate 13, and further be able to assist in improving the dust adsorption and filtration effect of the device.

[0029] As a preferred embodiment, the flow guide plate 13 is in a rectangular structure, and the partition plate 10 fixedly connected inside the flow guide plate 13 has a cross-section in the shape of a "冂". Two sets of main filter meshes 15 are symmetrically connected to the outer sides of both sides of the partition plate 10. The two sets of main filter meshes 15 are both in a long strip structure. At the same time, the length of the partition plate 10 is equal to the length of the inner cavity of the flow guide plate 13.

[0030] In this embodiment, as shown in Figure 2 and Figure 3 , the setting of the partition plate 10 enables the air flow to flow along a specific path when flowing in the flow guide plate 13, so as to facilitate enhancing the filtering effect of the main filter mesh 15 on the dust in the air flow.

[0031] As a preferred embodiment, two sets of protective plates 16 are fixedly connected between the outer side surface of the flow guide plate 13 and the surface of the arc-shaped frame 4. The two sets of protective plates 16 are both in a rectangular structure, and the horizontal cross-section formed by the combination of the protective plates 16, the flow guide plate 13 and the arc-shaped frame 4 is in an isosceles trapezoid structure. At the same time, the protective plates 16 completely cover the air delivery pipes on the corresponding sides.

[0032] In this embodiment, as shown in Figure 3 , the setting of the protective plates 16 enables the air delivery pipes connected to the outer side surface of the flow guide plate 13 to be in a relatively closed environment, which can reduce the probability of accidental damage to the air delivery pipes and can also assist in improving the aesthetic degree of the overall appearance of the device.

[0033] The municipal environmental protection propaganda device of the utility model can clean the dust and debris on the surface of the propaganda tube 9 through the cooperation of the cleaning brush 11, the dust suction hole 6, the air jet hole 5, the guide plate 13, the partition plate 10 and the air pump 7, and can prevent the cleaned dust from polluting the surrounding environment, thereby ensuring the propaganda effect of the device, and through the cooperation of the light strip 14, the device can also be used in an environment with poor lighting, ensuring that pedestrians can clearly understand the content on the surface of the propaganda tube 9.

Claims

1. A municipal environmental protection propaganda device, comprising: The arc frame (4) and the guide plate (13), the lifting rod of the lifting assembly (1) is fixedly connected to the support plate (3), and the support plate (3) is connected to the top plate (12) through the arc frame (4), the control box (2) is arranged on the lower surface of the support plate (3), and the two ends of the publicity tube (9) are movably connected to the support plate (3) and the top plate (12) through bearings, and the main motor on the surface of the top plate (12) is connected to the publicity tube (9) through a connecting piece, and the characteristic is that the inner side surface of the arc frame (4) is symmetrically provided with an air injection hole (5) and a dust suction hole (6), and the edges of the inner side surface of the arc frame (4) are respectively fixedly connected to the auxiliary filter screen (8) and a cleaning brush (11), and the cleaning brush (11) is slidably connected to the surface of the promotional tube (9), and at the same time, the edge of the upper surface of the support plate (3) is fixedly connected to the light strip (14) through a groove, the guide plate (13) is fixedly connected to the outer side of the arc frame (4), and the partition plate (10) is fixedly connected inside the guide plate (13), and the opening of the partition plate (10) is directly opposite to the air injection hole (5), and the surface of the partition plate (10) is symmetrically connected to the air pump (7), and at the same time, the main filter (15) is fixedly connected between the partition plate (10) and the guide plate (13), and the dust suction hole (6) is connected to the inner cavity of the guide plate (13) through an air supply pipe.

2. A municipal environmental protection propaganda device according to claim 1, characterized in that: The support plate (3) has a circular structure, and the groove formed at the edge of the upper surface of the support plate (3) has a C-shaped structure. The bottom of the groove is fixedly connected to the light strip (14), and the opening of the groove is fixedly connected to the isolation plate. The isolation plate has a C-shaped structure and is made of a transparent material.

3. A municipal environmental protection propaganda device according to claim 1, characterized in that: The publicity tube (9) is in the form of a cylindrical structure as a whole, the interior of the publicity tube (9) is in the form of a hollow structure, and the radial cross section of the publicity tube (9) is in the form of a circular ring structure, while the side of the cleaning brush (11) away from the arc frame (4) abuts against the surface of the publicity tube (9), and the two ends of the cleaning brush (11) are respectively fixedly connected to the top plate (12) and the support plate (3).

4. A municipal environmental protection propaganda device according to claim 1, characterized in that: A group of auxiliary filters (8) are fixedly connected to both sides of the inner arc surface of the arc frame (4), and the two groups of auxiliary filters (8) are both in a long strip structure. The sides of the two groups of auxiliary filters (8) away from the arc frame (4) do not contact the surface of the promotional tube (9), and the air injection holes (5) and the dust suction holes (6) are both located between the two groups of auxiliary filters (8).

5. The municipal environmental protection propaganda device according to claim 1, characterized in that: A plurality of groups of air jet holes (5) are arranged in parallel and at equal intervals in the middle of the inner arc surface of the arc frame (4) along the length direction, and the air jet holes (5) are all in a truncated cone structure, and a plurality of groups of dust suction holes (6) are arranged in parallel and at equal intervals on both sides of the inner arc surface of the arc frame (4), and the dust suction holes (6) on both sides of the arc frame (4) correspond to the number and position of the air jet holes (5) one by one.

6. A municipal environmental protection propaganda device according to claim 1, characterized in that: The guide plate (13) is of rectangular structure, and the partition plate (10) fixedly connected inside the guide plate (13) is of a convex structure in cross section, and two groups of main filter screens (15) are symmetrically connected to the outer side surfaces on both sides of the partition plate (10), and the two groups of main filter screens (15) are of long strip structure, and the length of the partition plate (10) is equal to the length of the inner cavity of the guide plate (13).

7. A municipal environmental protection propaganda device according to claim 1, characterized in that: Two groups of protective plates (16) are fixedly connected between the outer side surface of the guide plate (13) and the surface of the arc-shaped frame (4), and both groups of protective plates (16) are rectangular structures. The horizontal cross-section formed by the combination of the protective plates (16), the guide plate (13) and the arc-shaped frame (4) is an isosceles trapezoidal structure, and the protective plates (16) completely cover the gas pipe on the corresponding side.

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