Outdoor bulletin board easy to fold

Abstract

The utility model relates to the technical field of mechanical structures, and discloses an easily-folded outdoor bulletin board which comprises a bulletin board body, first columns with circular grooves are rotatably connected to the left side and the right side of the lower middle portion of the bulletin board body, first columns with circular holes are slidably connected to the bottoms of the first columns with the circular grooves, and first rotary knobs are rotatably connected to the right sides of the first columns with the circular holes. A rotating shaft is rotatably connected to the bottom of the right side of the first column with the round hole, a rotating column is fixedly connected to the left end of the rotating shaft, a U-shaped groove is formed in the top of the left side of the rotating column, a U-shaped hole is formed in the position, close to the edge, of the top of the left side of the rotating column, and a sliding square nail is slidably connected to the inner wall of the U-shaped groove; the left side of the sliding square nail is fixedly connected with a second column with a round hole. The square nail slides to the U-shaped hole to be clamped, then the second column with the round hole is rotated, the second column with the round groove is pulled out, the first rotary knob is fixed again, the top end is clamped in the triangular groove, multi-section folding is achieved, and carrying and using are convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical structure technical field especially easy folding outdoor propaganda column. BACKGROUND

[0002] In the outdoor propaganda scene, the traditional propaganda display board, banner and so on mode has many inconvenience, large propaganda display board is usually wooden or metal material, bulky and heavy, this display board needs special vehicle in the transportation process, and at least needs two people to complete when carrying, and easily damages the propaganda content on the display board surface in the carrying process, although the banner is relatively light, but the installation and dismounting process is relatively complicated. Usually need to use ladder and so on tool to hang the banner in high place, street lamp pole or building facade position, and the banner is easy to deform, wind, affect the propaganda effect, in addition, the size of the banner is relatively fixed, cannot be flexibly adjusted in size according to the actual propaganda scene.

[0003] With the increasing frequency of outdoor activities, including various exhibitions, promotion activities, sports events outdoor propaganda occasion more and more, people put forward higher requirements to the portability and flexibility of outdoor propaganda equipment, in some touring exhibition activities, exhibitors need to frequently shift propaganda equipment between exhibition halls in different cities, the folding outdoor propaganda equipment can well meet this demand, they can easily be folded into smaller shape, it is convenient to put into the trunk of ordinary vehicle and transport, the traditional folding appliance is still relatively large, cannot be folded in multiple sections, and is relatively wasteful of space. UTILITY MODEL CONTENT

[0004] In order to make up for the above shortcomings, the utility model provides easy folding outdoor propaganda column, aims at improving the problem of not being able to be folded in multiple sections and being relatively wasteful of space in the prior art.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme: easy folding outdoor propaganda column, including propaganda board, the lower part left and right sides of propaganda board are rotatably connected with round groove column one, the bottom of round groove column one is slidably connected with round hole column one, the right side of round hole column one is rotatably connected with knob one, the right side bottom of round hole column one is rotatably connected with rotating shaft, the left end of rotating shaft is fixedly connected with rotating column, the left side top of rotating column is provided with U-shaped groove, the left side top of rotating column is provided with U-shaped hole close to the edge, the inner wall of U-shaped groove is slidably connected with sliding square nail, the left side of sliding square nail is fixedly connected with round hole column two, the top of round hole column two is slidably connected with round groove column two, the back side middle part of top propaganda board is provided with a plurality of triangular grooves, the back side close to the edge of top propaganda board is fixedly connected with umbrella shed mechanism, the umbrella shed mechanism is used for when outdoor rainfall, gives the propaganda column rainproof, prevents the inside propaganda advertisement from being wet, plays the protection role.

[0006] As a further description of the above technical solutions:

[0007] The umbrella mechanism comprises a loading box, the outer wall of the loading box is fixedly connected to the rear side of the propaganda board near the edge, a threaded rotating shaft is rotatably connected to the right top of the loading box, a knob two is threadedly connected to the left end of the threaded rotating shaft, a support is slidably connected to the inner wall of the loading box, a square shell is fixedly connected to the top of the support, a plurality of fixed columns two are fixedly connected to the middle of the square shell, a cylinder is rotatably connected to the outer wall of the fixed column two, and a gear is threadedly connected to the left end of the fixed column two.

[0008] As a further description of the above technical solutions:

[0009] A fixed column one is fixedly connected to the top of the left side of the bottom of the propaganda board, and a gear is rotatably connected to the outer wall of the fixed column one.

[0010] As a further description of the above technical solutions:

[0011] A glass cover is arranged on the front side of the propaganda board, and a solar panel is fixedly connected to the right side of the top of the propaganda board.

[0012] As a further description of the above technical solutions:

[0013] A lampshade is fixedly connected to the right top of the top of the propaganda board near the edge, and a small bulb is fixedly connected to the bottom of the lampshade.

[0014] As a further description of the above technical solutions:

[0015] A plurality of screws are fixedly connected to the rear side of the bottom of the top of the propaganda board near the edge, and a rotating buckle is slidably connected to the outer wall of the screw.

[0016] As a further description of the above technical solutions:

[0017] A plurality of limiting columns are fixedly connected to the rear side of the bottom of the top of the propaganda board near the edge, and a rubber ring one is fixedly connected to the rear side of the limiting column.

[0018] As a further description of the above technical solutions:

[0019] A rubber ring two is fixedly connected to the right side of the rotating shaft, and a plurality of rubber foot supports are fixedly connected to the bottom corners of the rear side of the bottom of the propaganda board.

[0020] The utility model has the advantages of the following beneficial effects:

[0021] 1. In the utility model, when erecting the outdoor bulletin board, the column with round groove one is opened, the propaganda board is inclined to the required angle, the column with round hole one is pulled to the appropriate length, the knob one is passed through the hole and the round groove, is tightly fixed, the rotating column is rotated, the sliding square nail is clamped in the U-shaped hole, then the column with round hole two is rotated, the column with round groove two is pulled out, the knob one is fixed again, the top end is clamped in the triangular groove, multi-section folding is realized, and carrying and using are convenient.

[0022] 2. In the utility model, when it rains, the support is pulled out from the loading box and is fixed at the top end, the threaded rotating shaft is passed through the bottom hole of the support and is tightly fixed with the fixing column, so that stability is ensured, the column in the square shell at the top of the support is adjusted to the appropriate position and is tightly fixed, then the raincoat is bound in the middle of the column, the support is arranged at both sides of the top of the propaganda board, so that rain can be effectively blocked after supporting, and outdoor propaganda is not affected by the weather. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the front side perspective view of the propaganda board of the easy folding outdoor bulletin board proposed in the utility model;

[0024] Figure 2 It is the propaganda board structure display view of the easy folding outdoor bulletin board proposed in the utility model;

[0025] Figure 3 It is the sliding square nail split view of the easy folding outdoor bulletin board proposed in the utility model;

[0026] Figure 4 It is the loading box structure display view of the easy folding outdoor bulletin board proposed in the utility model;

[0027] Figure 5 It is the loading box local structure split view of the easy folding outdoor bulletin board proposed in the utility model;

[0028] Figure 6 It is the square shell local structure split view of the easy folding outdoor bulletin board proposed in the utility model.

[0029] LEGEND:

[0030] 1, publicity board; 2, umbrella shed mechanism; 201, loading box; 202, threaded shaft; 203, knob two; 204, support; 205, fixed column two; 206, square shell; 207, cylinder; 208, knob two; 3, round slot column one; 4, round hole column one; 5, knob one; 6, rotating shaft; 7, rotating column; 8, U-shaped groove; 9, U-shaped hole; 10, sliding square nail; 11, round hole column two; 12, round slot column two; 13, triangular groove; 14, gear; 15, fixed column one; 16, glass cover; 17, solar panel; 18, small bulb; 19, lampshade; 20, limiting column; 21, rubber ring one; 22, screw; 23, rotating buckle; 24, rubber ring two; 25, rubber foot stand. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0032] Please refer to the drawings Figure 1 - the drawings Figure 3 An embodiment provided by the utility model: easy folding outdoor publicity column, publicity board 1, the lower part of publicity board 1 left and right sides are rotatably connected with round slot column one 3, the bottom of round slot column one 3 is slidably connected with round hole column one 4, the right side of round hole column one 4 is rotatably connected with knob one 5, which plays a fixing role, the right side bottom of round hole column one 4 is rotatably connected with rotating shaft 6, the left end of rotating shaft 6 is fixedly connected with rotating column 7, the left side top of rotating column 7 is provided with U-shaped groove 8, the left side top of rotating column 7 is provided with U-shaped hole 9 near the edge, U-shaped groove 8 can limit the up and down rotation of 180 degrees, the inner wall of U-shaped groove 8 is slidably connected with sliding square nail 10, the left side of sliding square nail 10 is fixedly connected with round hole column two 11, the top of round hole column two 11 is slidably connected with round slot column two 12, the rear side of top publicity board 1 is provided with multiple triangular grooves 13, triangular grooves 13 can make support more stable and not slide, the rear side of top publicity board 1 is fixedly connected with umbrella shed mechanism 2 near the edge, umbrella shed mechanism 2 is used for when outdoor rainfall, publicity column is blocked with rain, so as not to wet the inside publicity advertisement, which plays a protection role;

[0033] Specifically, the bulletin board is mainly composed of a publicity board 1, the lower middle part of the publicity board 1 is provided with two rotatingly connected circular groove columns 3 on the left and right sides, the bottom of the circular groove columns 3 is connected with a circular hole column 4 through sliding connection, so that the whole structure can be easily unfolded and folded when folding, the right side of the circular hole column 4 is provided with a knob 5, the knob 5 is used to fix the bulletin board, prevent it from folding or moving accidentally due to wind force or other external forces when used outdoors, in addition, the right bottom of the circular hole column 4 is also rotatably connected with a rotating shaft 6, the left end of the rotating shaft 6 is fixedly connected with a rotating column 7, the left top of the rotating column 7 is specially designed with a U-shaped groove 8 and a U-shaped hole 9, these structures can limit the rotating column 7 to rotate only one hundred and eighty degrees, so as to ensure the stability of the bulletin board during use, the inner wall of the U-shaped groove 8 is also slidingly connected with a sliding square nail 10, the left side of the sliding square nail 10 is fixedly connected with a circular hole column 2 11, and the top of the circular hole column 2 11 is slidingly connected with a circular groove column 2 12, which not only ensures the stability of the bulletin board, in order to further enhance the stability of the bulletin board, the rear middle part of the publicity board 1 is provided with a plurality of triangular grooves 13, which can be closely matched with the ground or other supports, so as to ensure that the bulletin board will not slide when used outdoors, finally, the rear side of the publicity board 1 near the edge is fixedly connected with an umbrella shed mechanism 2, which can effectively provide shelter for the bulletin board when it rains outdoors, protect the publicity advertisement from being wetted by rain, thereby prolonging the service life of the bulletin board and the display effect of the advertisement

[0034] Please refer to the accompanying drawings Figure 4 - the accompanying drawings Figure 6 , the umbrella shed mechanism 2 includes a loading box 201, the outer wall of the loading box 201 is fixedly connected to the rear side of the publicity board 1 near the edge, the right top of the loading box 201 is rotatably connected with a threaded rotating shaft 202, the left end of the threaded rotating shaft 202 is threadedly connected with a knob 2 203, the structure above is stable, the inner wall of the loading box 201 is slidingly connected with a support 204, the top of the support 204 is fixedly connected with a square shell 206, a plurality of fixed columns 2 205 are fixedly connected to the middle part of the square shell 206, which can stabilize the structure on the left and right sides, the outer wall of the fixed column 2 205 is rotatably connected with a cylinder 207, the left end of the front and rear fixed column 2 205 is threadedly connected with 208, so that the opening can form a stable structure, and convenience is provided

[0035] Specifically, the umbrella shed mechanism 2 contains a loading box 201, the outer wall of the loading box 201 is fixedly connected to the rear side of the propaganda board 1, and is close to the edge position, in order to ensure the stability of the structure, the right side top of the loading box 201 is connected with a threaded shaft 202 in a rotating manner, in order to facilitate operation, the left end of the threaded shaft 202 is designed with a knob two 203, the user can stabilize the structure above through the knob two 203, in addition, the inner wall of the loading box 201 is slidably connected with a support 204, and the top of the support 204 is fixedly connected with a square shell 206, a plurality of fixed columns two 205 are uniformly and fixedly connected in the middle of the square shell 206, the fixed columns two 205 not only can stabilize the structure on the left and right sides, but also a cylinder 207 is rotatably connected to the outer wall of the fixed columns two 205. In order to further enhance the stability of the structure, the left end of the front and rear sides of the fixed column two 205 is threadedly connected with 208, so that when it is opened, a stable structure can be formed to provide users with a convenient use experience

[0036] Please refer to the accompanying drawings Figure 1 - the accompanying drawings Figure 3 The left and right sides of the bottom of the propaganda board 1 are fixedly connected with fixed columns one 15, the outer wall of the fixed columns one 15 is rotatably connected with a gear 14, the front side of the propaganda board 1 is provided with a glass cover 16, which is easy for outsiders to watch and block dust, the right side of the top of the propaganda board 1 is fixedly connected with a solar panel 17, the right side of the top of the propaganda board 1 is fixedly connected with a lamp shade 19 near the edge, and the bottom of the lamp shade 19 is fixedly connected with a small bulb 18. The bulb provides lighting, and the content of the propaganda board 1 can be clearly seen at night.

[0037] Specifically, the top of the left and right sides of the propaganda board 1 is provided with fixed columns one 15, the fixed columns one 15 are firmly installed at the corresponding positions of the propaganda board 1, the outer wall of the fixed columns one 15 is rotatably provided with a gear 14, so that not only the stability of the propaganda board 1 is increased, but also the possibility of mechanical movement for some functions of the propaganda board 1 is provided, a glass cover 16 is arranged on the front side of the propaganda board 1, which not only facilitates outsiders to watch the propaganda content, but also effectively blocks dust, maintains the cleanliness and beauty of the propaganda board 1, in addition, a solar panel 17 is fixedly installed on the top right side of the propaganda board 1, which can utilize solar energy to provide the required power for the propaganda board 1, which reflects our attention and utilization of environmental energy, and a lamp shade 19 is also fixedly installed on the top right side of the propaganda board 1 near the edge, and a small bulb 18 is connected to the bottom of the lamp shade 19. The small bulb 18 can provide lighting at night, ensuring that people can clearly see the content on the propaganda board 1 even in insufficient light, so as to achieve better propaganda effect

[0038] Please refer to the accompanying drawings Figure 1 - the accompanying drawingsFigure 3 The rear side of the top advertising board 1 is fixedly connected with a plurality of screws 22 near the edge of the bottom, the outer wall of the screw 22 is slidably connected with a rotating buckle 23, the rear side of the top of the bottom advertising board 1 is fixedly connected with a plurality of limiting columns 20 near the edge, and the rear side of the limiting column 20 is fixedly connected with a rubber ring 21, so that the stable structure of the advertising board 1 is ensured when the advertising board 1 is erected outdoors, the right side of the rotating shaft 6 is fixedly connected with a rubber ring 24, and the rear side of the bottom corner of the bottom advertising board 1 is fixedly connected with a plurality of rubber foot supports 25, so that the whole structure is stably erected on the ground;

[0039] Specifically, the rear side of the top advertising board 1 is fixedly connected with a plurality of screws 22 near the edge of the bottom, the outer wall of the screw 22 is slidably connected with a rotating buckle 23, so that the flexible rotation and adjustment of the advertising board 1 are facilitated, and at the same time, a plurality of limiting columns 20 are also fixedly connected near the edge of the top of the rear side of the advertising board 1, and the rear side of the limiting column 20 has a rubber ring 21, so that the stability of the advertising board 1 when erected outdoors is increased, and the shaking of the advertising board 1 caused by wind and other factors is effectively prevented. In addition, in order to further ensure the stable structure of the advertising board 1, a rubber ring 24 is fixedly connected to the right side of the rotating shaft 6, and finally, in order to enable the structure of the whole advertising board 1 to be stably erected on the ground, a plurality of rubber foot supports 25 are fixedly connected to the rear side of the bottom corner of the advertising board 1. The rubber foot supports 25 not only can provide additional support, but also can absorb the impact of the ground to a certain extent, thereby protecting the advertising board 1 from damage.

[0040] Working principle: when it is necessary to erect a propaganda column outdoors, only the circular groove column 3 is bent outward, the advertising board 1 is inclined to the required angle, the circular hole column 4 is pulled to the appropriate length, the knob 5 is passed through the hole of the circular hole column 4 and the circular groove of the circular groove column 3, the knob 5 is tightened to fix, then the rotating column 7 is rotated to the appropriate position, the square nail 10 is slid on the U-shaped groove 8 and is clamped in the U-shaped hole 9, then the circular hole column 11 is rotated, the circular groove column 12 inside the circular hole column 11 is pulled out to the appropriate position, the knob 5 is passed through the hole and the groove and is tightened, the top end of the circular groove column 12 is clamped in the triangular groove 13, so that multi-section folding is realized. The folding and unfolding do not affect the use, the space is smaller when folded, the carrying is convenient, and the use of the user is facilitated.

[0041] When encountering the rain, only need to load the support 204 again box 201 pull out, pull to the top, with threaded shaft 202 through the hole in the bottom of the support 204, with fixed column two 205 support 204 the other end of the screw tight, thus achieving the effect of fixed, the top of the support 204 has a square shell 206, 208 turn loose, the inside cylinder 207 turn to the appropriate position and then tighten, at this time can be tied to the rain cape wind in the middle of the cylinder 207, the top of the left and right sides of the board 1 are both, so that support, can achieve the effect of rain, so as to face the bad weather outdoors, thus also do not affect the propaganda effect of the propaganda column.

[0042] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A foldable outdoor bulletin board comprising a bulletin board (1), characterized in that: The lower part of the left and right sides of the propaganda board (1) is rotatably connected with a circular groove column one (3), the bottom of the circular groove column one (3) is slidably connected with a circular hole column one (4), the right side of the circular hole column one (4) is rotatably connected with a knob one (5), the right side of the bottom of the circular hole column one (4) is rotatably connected with a rotating shaft (6), the left end of the rotating shaft (6) is fixedly connected with a rotating column (7), the left side top of the rotating column (7) is provided with a U-shaped groove (8), the left side top of the rotating column (7) is provided with a U-shaped hole (9) near the edge, the inner wall of the U-shaped groove (8) is slidably connected with a sliding square nail (10), the left side of the sliding square nail (10) is fixedly connected with a circular hole column two (11), the top of the circular hole column two (11) is slidably connected with a circular groove column two (12), the back side of the top of the propaganda board (1) is provided with a plurality of triangular grooves (13), the back side of the top of the propaganda board (1) is fixedly connected with an umbrella shed mechanism (2) near the edge, the umbrella shed mechanism (2) is used for shielding rain for the propaganda column when it rains outdoors, so as to prevent the inside propaganda advertisement from being wet, and plays a protection role.

2. The outdoor billboard of claim 1, wherein: The umbrella shed mechanism (2) comprises a loading box (201), the outer wall of the loading box (201) is fixedly connected to the back side of the propaganda board (1) near the edge, the right side top of the loading box (201) is rotatably connected with a threaded rotating shaft (202), the left end of the threaded rotating shaft (202) is threadedly connected with a knob two (203), the inner wall of the loading box (201) is slidably connected with a support (204), the top of the support (204) is fixedly connected with a square shell (206), a plurality of fixed columns two (205) are fixedly connected to the middle part of the square shell (206), the outer wall of the fixed column two (205) is rotatably connected with a circular column (207), the left end of the front and back fixed column two (205) is threadedly connected with (208).

3. The outdoor signpost of claim 1, wherein: The left and right sides of the bottom of the propaganda board (1) are fixedly connected with fixed columns one (15), and the outer wall of the fixed column one (15) is rotatably connected with a gear (14).

4. The outdoor signpost of claim 1, wherein: The front side of the propaganda board (1) is provided with a glass cover (16), and the right side of the top of the propaganda board (1) is fixedly connected with a solar panel (17).

5. The outdoor sign of claim 1, wherein: The right side top of the top of the propaganda board (1) is fixedly connected with a lampshade (19) near the edge, and the bottom of the lampshade (19) is fixedly connected with a small bulb (18).

6. The outdoor signpost of claim 1, wherein: The back side of the top of the propaganda board (1) is fixedly connected with a plurality of screws (22) near the edge, and the outer wall of the screw (22) is slidably connected with a rotating buckle (23).

7. The outdoor signpost of claim 1, wherein: The back side of the top of the propaganda board (1) is fixedly connected with a plurality of limiting columns (20) near the edge, and the back side of the limiting column (20) is fixedly connected with a rubber ring one (21).

8. The outdoor sign of claim 1, wherein: The right side of the rotating shaft (6) is fixedly connected with a rubber ring two (24), and the back side of the bottom of the propaganda board (1) is fixedly connected with a plurality of rubber foot supports (25) at the corners.

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