CN214202986U - Campus safety education propaganda device - Google Patents

Abstract

The utility model provides a campus safety education propaganda device, belonging to the field of propaganda devices, the device comprises a main body and an external signal station, wherein the front side of the main body is provided with a display frame and a posting frame, and a display screen is fixedly connected in the display frame; a plurality of groups of elastic clamp groups are uniformly arranged in the poster frame, and each group of elastic clamp groups comprises four elastic clamps for fixing four right angles of A4 paper; the plurality of groups of elastic clamp groups are uniformly distributed and are filled in the posting frames; the display screen is connected with the signal output end of the controller, and the controller is connected with an external signal station through a wireless signal; the photovoltaic panel is indirectly electrically connected with the controller; the utility model can realize the purpose of orderly pasting the leaflet without being limited by the size of the leaflet, and avoid the phenomenon that the cemented leaflet causes difficult replacement; and the consumption of the power grid can be effectively reduced by utilizing the solar energy for power generation.

Description

Campus safety education propaganda device

Technical Field

The utility model relates to a propaganda device field particularly, relates to a campus safety education propaganda device.

Background

Along with the implementation of quality education, schools gradually pay attention to the comprehensive physical and mental development of students, the campus safety education guidance of the students is an important education subject, and bulletin display equipment is usually arranged on two sides of a walkway or in a cultural gallery for propaganda and education; most of the existing bulletin boards are formed by pasting a leaflet or a bulletin sheet by using paste or adhesive tapes, and the original leaflet or the bulletin sheet is usually required to be torn off by hands when the bulletin board is replaced, so that time and labor are wasted, a device main body is easily dirty and messy, and the school appearance and the attractiveness are affected; secondly, most of the existing propaganda devices adopt a power grid for power supply, and energy is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a campus safety education propaganda device, aiming at the prior art problems, achieving the purpose of orderly posting the leaflets without being limited by the sizes of the leaflets, and avoiding the phenomenon that the cemented leaflets cause difficult replacement; and the consumption of the power grid can be effectively reduced by utilizing the solar energy for power generation. The embodiment of the utility model discloses a realize through following technical scheme:

a campus safety education propaganda device comprises a main body and an external signal station, wherein a display frame and a posting frame are arranged on the front surface of the main body, and a display screen is fixedly connected in the display frame; a plurality of groups of elastic clamp groups are uniformly arranged in the poster frame, and each group of elastic clamp groups comprises four elastic clamps for fixing four right angles of A4 paper; the multiple groups of elastic clamp groups are uniformly distributed and are filled in the poster frame, and the gap between every two adjacent elastic clamp groups is smaller than 10 mm; the display screen is connected with the signal output end of the controller, and the controller is connected with an external signal station through a wireless signal; the photovoltaic panel is indirectly electrically connected with the controller.

Furthermore, a storage battery and a power converter are electrically connected between the controller and the photovoltaic panel, an energy output end of the photovoltaic panel is electrically connected with an energy input end of the power converter, an electric energy output end of the power converter is connected with an electric energy input end of the storage battery, and an electric energy output end of the storage battery is connected with the controller.

Further, the photovoltaic board is umbrella-shaped structure, the photovoltaic inboard internal fixation is equipped with the crossbeam that supports the photovoltaic board, the photovoltaic board is fixed in the main part top through the crossbeam.

Further, the geometric dimension of the display frame is matched with that of the display screen.

The top of the closing plate is hinged with the cross beam and is positioned on the front face of the main body, the bottom of the closing plate is rotatably connected with a rotating handle, and the closing plate is locked with the main body through the rotating handle.

Furthermore, a support frame is fixedly arranged at the bottom of the main body.

The utility model discloses technical scheme has following advantage and beneficial effect at least:

1. the utility model can effectively finish posting the leaflets with different sizes by geometric splicing of the elastic clips by arranging a plurality of groups of elastic clips in the posting frame;

2. the utility model discloses in each group of elastic clamp include four fixed A4 paper four right-angled elastic clamps, can effectual stable posting leaflet to avoid the glued leaflet to cause the phenomenon of replacement difficulty to take place, pleasing to the eye propaganda device;

3. the utility model discloses a set up the photovoltaic board, can effectually utilize light energy for the device power supply, reduce the burden of electric wire netting.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

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

FIG. 2 is a schematic side view of the present invention;

icon: 1-a photovoltaic panel; 2-a body; 3-elastic clamp group; 301-a spring clip; 4-a support frame; 5-poster frames; 6-display frame; 7-a display screen; 8-a controller; 9-a storage battery; 10-a transformer; 11-a cross beam; 12-a closing plate; 13-rotating handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. In the description of the present invention, it should be noted that, if the terms "top", "bottom", "side", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship that the product of this application is usually placed when in use, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present invention.

Referring to fig. 1 and 2, the campus security education propaganda device comprises a main body 2 and an external signal station, wherein a display frame 6 and a posting frame 5 are arranged on the front surface of the main body 2, and a display screen 7 is fixedly connected in the display frame 6; evenly set up multiunit elastic clip group 3 in the poster frame 5, every group elastic clip group 3 contains four and is used for four right-angled elastic clips 301 of fixed A4 paper, the geometric dimension between four elastic clips 301 matches with the geometric dimension of A4 paper, can effectually stably post the leaflet to avoided the glued leaflet to cause the phenomenon of replacement difficulty to take place, the replacement of convenient leaflet, pleasing to the eye propaganda device; the elastic clamp groups 3 are uniformly distributed and filled in the poster frame 5; gapless or allow the clearance to be less than 10mm between adjacent spring clamp group 3 to guarantee that can be effectual the geometric stitching through spring clamp 301 accomplishes the propaganda sheet of different sizes and posts.

In this embodiment, the photovoltaic panel further comprises a photovoltaic panel 1 and a controller 8, the display screen 7 is connected with a signal output end of the controller 8, and the controller 8 is connected with an external signal station through a wireless signal; the photovoltaic panel 1 is indirectly electrically connected to the controller 8.

It should be noted that the controller 8 receives the signal from the external signal station and converts the signal into picture and sound information to be transmitted to the display 7 for display.

In the embodiment, in order to stably convert the light energy received by the photovoltaic panel 1 into electric energy, a storage battery 9 and a power converter 10 are electrically connected between the controller 8 and the photovoltaic panel 1, an energy output end of the photovoltaic panel 1 is electrically connected with an energy input end of the power converter 10, an energy output end of the power converter 10 is connected with an energy input end of the storage battery 9, and an energy output end of the storage battery 9 is connected with the controller 8.

In order to ensure that the display screen 7 and the controller 8 operate stably, in this embodiment, the storage battery 9 may be externally connected to a power grid; however, the electrical energy supplied by the photovoltaic panel 1 to the battery 9 takes precedence over the electrical energy supplied by the grid to the battery 9.

In this embodiment, the photovoltaic panel 1 is an umbrella-shaped structure, a beam 11 for supporting the photovoltaic panel 1 is fixedly arranged in the photovoltaic panel 1, and the photovoltaic panel 1 is fixed on the top of the main body 2 through the beam 11; set photovoltaic board 1 to umbelliform, can effectively block the rainwater, prevent that the rainwater from wafting into, influence 2 inside electrical part of main part and circuit to and prevent that the leaflet is soaked by the rainwater.

In the present embodiment, the geometrical dimensions of the display frame 6 match the geometrical dimensions of the display screen 7.

In this embodiment, in order to enclose the display screen 7 and the leaflet in the main body 2, increase the service life of the poster and the service life of the device, the display device further comprises a closing plate 12, the top of the closing plate 12 is hinged with the cross beam 11 and is positioned on the front surface of the main body 2, the bottom of the closing plate 12 is rotatably connected with a rotating handle 13, and the closing plate 12 is locked with the main body 2 through the rotating handle 13.

It should be noted that, as shown in fig. 2, in this embodiment, the rotating handle 13 is a "Z" shape including a first side, an intermediate shaft, and a second side, the first side of the rotating handle 13 is a wedge shape, the main body 2 is provided with a through hole for passing through the first side, and when the closing plate 12 is locked with the main body 2, the first side passes through the through hole and abuts against the inner wall of the main body 2; the intermediate shaft is rotationally connected with the closing plate 12; the second edge provides a force arm for rotating the middle shaft to enable the first edge to tightly abut against the inner wall of the main body 2.

In this embodiment, the closing plate 12 is made of a transparent glass material.

In this embodiment, the bottom of the main body 2 is fixedly provided with a support frame 4.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a campus safety education propaganda device, includes main part (2) and external signal platform, its characterized in that: the front surface of the main body (2) is provided with a display frame (6) and a poster frame (5), and a display screen (7) is fixedly connected in the display frame (6); a plurality of groups of elastic clamp groups (3) are uniformly arranged in the poster frame (5), and each group of elastic clamp group (3) comprises four elastic clamps (301) for fixing four right angles of A4 paper; the elastic clamp groups (3) are uniformly distributed and filled in the poster frame (5); the gap between the adjacent elastic clamp groups (3) is less than 10 mm; the photovoltaic power generation device is characterized by further comprising a photovoltaic panel (1) and a controller (8), wherein the display screen (7) is connected with a signal output end of the controller (8), and the controller (8) is connected with an external signal station through a wireless signal; the photovoltaic panel (1) is indirectly electrically connected with the controller (8).

2. The campus security education propaganda device of claim 1, wherein: the photovoltaic energy conversion system is characterized in that a storage battery (9) and a power converter (10) are electrically connected between the controller (8) and the photovoltaic panel (1), an energy output end of the photovoltaic panel (1) is electrically connected with an energy input end of the power converter (10), an electric energy output end of the power converter (10) is connected with an electric energy input end of the storage battery (9), and an electric energy output end of the storage battery (9) is connected with the controller (8).

3. The campus security education propaganda device of claim 1, wherein: photovoltaic board (1) is umbelliform structure, photovoltaic board (1) internal fixation is equipped with crossbeam (11) that support photovoltaic board (1), photovoltaic board (1) is fixed in main part (2) top through crossbeam (11).

4. The campus security education propaganda device of claim 1, wherein: the geometrical size of the display frame (6) is matched with the geometrical size of the display screen (7).

5. The campus security education propaganda device of claim 3, wherein: the novel sealing device is characterized by further comprising a sealing plate (12), the top of the sealing plate (12) is hinged to the cross beam (11) and located on the front face of the main body (2), the bottom of the sealing plate (12) is rotatably connected with a rotating handle (13), and the sealing plate (12) is locked with the main body (2) through the rotating handle (13).

6. The campus security education propaganda device of claim 1, wherein: the bottom of the main body (2) is fixedly provided with a support frame (4).

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