Warning signboard convenient to unfold and fold

Abstract

The utility model discloses a warning signboard convenient to unfold and fold, which comprises an unfolding and folding structure used for conveniently unfolding and folding the warning signboard when the warning signboard is used; the unfolding and folding structure comprises a lifting plate, the middle of the top end of the lifting plate is rotationally connected with a rotating screw, the top and the bottom of the rotating screw are in threaded connection with the middles of the top ends of two movable adjusting blocks through right-hand threads and left-hand threads correspondingly, and the middles of the two sides of the two movable adjusting blocks are rotationally connected with the two ends of one sides of two telescopic arms correspondingly. According to the warning signboard convenient to unfold and fold, the unfolding and folding structure is arranged, the rotating screw rod is rotated in the forward direction or the reverse direction, the movable adjusting block can be made to be close to the middle or be unfolded to the two ends, and therefore the warning signboard convenient to unfold and fold is convenient to use. At the moment, the mounting plate can be driven to be unfolded or folded through the telescopic arm, the sliding block and the movable sliding groove, operation is easy and convenient, and the warning signboard is convenient to use and does not occupy large space.

Description

Technical Field

[0001] The utility model relates to the technical field of warning sign boards, in particular to a warning sign board which can be easily unfolded and folded. Background Art

[0002] Warning signs are an important safety facility used to alert people to potential dangers or remind specific behaviors. They are widely used in various fields, including road traffic, industrial sites, public places and construction sites. By using warning signs properly, people can effectively improve their awareness of potential risks and help them take corresponding safety measures.

[0003] However, the warning signs used on the market have the following defects:

[0004] First, most of the existing warning signs are of an integrated structure, which is inconvenient to unfold and fold, making the warning signs inconvenient to use and occupying a large space when idle; second, the patterns on the existing warning signs are fixed and inconvenient to change, resulting in a single warning function, which reduces the applicability of the warning signs; third, the height of the existing warning signs is fixed and cannot be adjusted. In certain specific locations, the warning signs cannot be effectively observed by people, which reduces the practicality of the warning signs. Utility Model Content

[0005] The purpose of the utility model is to provide a warning sign that is easy to unfold and fold, so as to solve the problem that the existing warning signs proposed in the above background technology are mostly of an integrated structure, which is inconvenient to unfold and fold, making the warning signs inconvenient to use and occupying a large space when idle.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solution: a warning sign that is convenient to unfold and fold, comprising:

[0007] The unfolding and folding structure is used to facilitate the unfolding and folding of the warning sign when it is used;

[0008] The unfolding and folding structure comprises a lifting plate, the middle part of the top of the lifting plate is rotatably connected with a rotating screw, the top and bottom of the rotating screw are respectively threadedly connected with the middle parts of the tops of the two movable adjustment blocks through positive threads and negative threads, and the middle parts of both sides of the two movable adjustment blocks are respectively rotatably connected with the two ends of one side of the two telescopic arms;

[0009] The two ends of the other side of the two telescopic arms are rotatably connected to the middle of one side of the four sliding blocks, and the other sides of the four sliding blocks are slidably connected to the two ends of the middle of one side of the two warning sign pattern variable structures through movable sliding grooves.

[0010] As a preferred technical solution of the utility model, a movable through groove is opened in the middle of one side of the lifting plate, and the two ends of the inner walls on both sides of the movable through groove are respectively slidably connected to the two sides of the four movable adjustment blocks.

[0011] As a preferred technical solution of the utility model, the two variable warning logo pattern structures both include a mounting plate, the other sides of the two mounting plates are provided with a card slot, one end of the two card slots are respectively engaged with one end of a plurality of warning logo pieces, and buckle slots are provided in the middle of both ends of one side of the plurality of warning logo pieces.

[0012] As a preferred technical solution of the present utility model, the two sides of the lifting plate are respectively slidably connected to the inner sides of the two lifting adjustment structures, and the two lifting adjustment structures both include a limiting slider, and one end of the two limiting sliders is respectively slidably connected to the middle part of the inner side of the two side plates through a limiting slide groove.

[0013] As a preferred technical solution of the utility model, a fixing groove is opened in the middle part of the outer side of the two limit sliding blocks, an anti-slip sheet is fixedly provided on the inner wall of one side of the two fixing grooves, a fixing bolt is threadedly connected to the middle part of the outer side of the two side panels, and one end of the fixing bolt is in contact with the outer side of the anti-slip sheet.

[0014] As a preferred technical solution of the utility model, the bottom ends of the two side panels are respectively fixedly connected to the two sides of the top of the base, a counterweight block is slidably connected to the middle of one end of the base, and an anti-slip pad is fixedly provided at the bottom end of the base.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. By setting the expansion and folding structure, the rotating screw can be rotated forward or backward to make the movable adjustment block move toward the middle or expand toward both ends. At this time, the mounting plate can be driven to expand or fold through the telescopic arm, sliding block and movable slide. The operation is simple, making the warning sign easy to use and does not take up a large space.

[0017] 2. By setting a variable structure of the warning sign pattern, the corresponding warning sign piece can be moved to the outermost side of the card slot on the installation plate according to the use environment. The operation is simple, the warning function of the warning sign is diversified, and the applicability of the warning sign can be effectively improved.

[0018] 3. By setting up a lifting adjustment structure, the lifting plate is slid up and down in the limiting slide groove through the limiting slider. After the lifting plate is lifted to a suitable height, the fixing bolts are tightened to closely contact the anti-slip sheet in the fixing groove to fix the lifting plate, so that people can clearly observe the warning sign, thereby effectively improving the practicality of the warning sign. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the unfolded and folded structure of the utility model;

[0021] Figure 3 It is an enlarged view of point A of the present utility model.

[0022] In the figure: 1. unfolding and folding structure; 2. lifting plate; 3. rotating screw; 4. variable warning sign pattern structure; 5. mounting plate; 6. slot; 7. warning sign sheet; 8. buckle slot; 9. lifting and lowering adjustment structure; 10. side plate; 11. fixing bolt; 12. base; 13. counterweight; 14. anti-skid pad; 15. movable through slot; 16. movable adjustment block; 17. telescopic arm; 18. sliding block; 19. movable slide slot; 20. limit slider; 21. limit slide slot; 22. fixed slot; 23. anti-skid sheet. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-3 The utility model provides a technical solution for a warning sign that is convenient to unfold and fold:

[0025] Embodiment 1:

[0026] according to Figure 1 and Figure 2As shown, it includes: an unfolding and folding structure 1, which is used to facilitate the unfolding and folding of the warning sign when it is used; the unfolding and folding structure 1 includes a lifting plate 2, the middle part of the top of the lifting plate 2 is rotatably connected with a rotating screw 3, the top and bottom of the rotating screw 3 are respectively threadedly connected with the middle part of the top of the two movable adjustment blocks 16 through positive threads and negative threads, the middle parts of both sides of the two movable adjustment blocks 16 are respectively rotatably connected with the two ends of one side of the two telescopic arms 17, the two ends of the other side of the two telescopic arms 17 are respectively rotatably connected with the middle part of one side of the four sliding blocks 18, and the other ends of the four sliding blocks 18 are respectively rotatably connected. The two sides are slidably connected with the two ends of the middle part of one side of the two warning sign pattern variable structures 4 through movable slide grooves 19, a movable through groove 15 is opened in the middle part of one side of the lifting plate 2, and the two ends of the inner walls on both sides of the movable through groove 15 are slidably connected with the two sides of four movable adjustment blocks 16 respectively. By rotating the rotating screw 3 forward or reversely, the movable adjustment blocks 16 can be moved closer to the middle or expanded to the two ends. At this time, the mounting plate 5 can be driven to expand or retract through the telescopic arm 17, the sliding block 18 and the movable slide groove 19. The operation is simple, so that the warning sign is easy to use and does not take up a large space.

[0027] When in use, when unfolding or folding the warning sign, the rotating screw 3 is rotated forward or reversely, and the rotating screw 3 drives the movable adjustment block 16 to move toward the middle or unfold to both ends. At this time, the telescopic arm 17 begins to unfold or fold, and then the mounting plate 5 with the warning sign 7 can be driven to unfold or fold.

[0028] Embodiment 2:

[0029] Based on the first embodiment, Figure 1 and Figure 2 As shown, the two warning sign pattern variable structures 4 both include a mounting plate 5, and the other sides of the two mounting plates 5 are provided with a card slot 6, one end of the two card slots 6 is respectively engaged with one end of a plurality of warning sign sheets 7, and the corresponding warning sign sheet 7 is moved to the outermost side of the card slot 6 on the mounting plate 5 according to the use environment. The operation is simple, and the warning function of the warning sign is diversified, thereby effectively improving the applicability of the warning sign. The middle parts of the two ends of one side of the plurality of warning sign sheets 7 are provided with a buckle groove 8, and the buckle groove 8 can facilitate the user to pull out the warning sign sheet 7 from the card slot 6.

[0030] When in use, after confirming the use environment, select the corresponding warning logo piece 7, then reach into the buckle slot 8 to pull out the warning logo piece 7 in the card slot 6, then select the warning logo piece 7 corresponding to the on-site environment and place it to the outermost side, and then place the warning logo piece 7 back into the card slot 6 to complete the replacement of the warning logo pattern.

[0031] Embodiment three:

[0032] Based on the first and second embodiments, Figure 1and Figure 3 As shown, the two sides of the lifting plate 2 are respectively slidably connected with the inner sides of the two lifting adjustment structures 9, and the two lifting adjustment structures 9 include limit sliders 20. One end of the two limit sliders 20 is slidably connected with the middle part of the inner side of the two side plates 10 through the limit slide groove 21. The middle part of the outer side of the two limit sliders 20 is provided with a fixing groove 22. The inner wall of one side of the two fixing grooves 22 is fixedly provided with an anti-slip sheet 23. The middle part of the outer side of the two side plates 10 is threadedly connected with a fixing bolt 11, and one end of the fixing bolt 11 is in contact with the outer side of the anti-slip sheet 23. The lifting plate 2 is passed through The limiting slider 20 slides up and down in the limiting slide groove 21. After the lifting plate 2 is lifted to an appropriate height, the fixing bolts 11 are tightened to closely contact the anti-slip sheet 23 in the fixing groove 22 to fix the lifting plate 2, so that people can clearly observe the warning sign, thereby effectively improving the practicality of the warning sign. The bottom ends of the two side panels 10 are respectively fixedly connected to the two sides of the top of the base 12, and the middle part of one end of the base 12 is slidably connected with a counterweight block 13 to improve the stability of the base 12. The bottom end of the base 12 is fixedly provided with an anti-slip pad 14 to improve the anti-slip property of the base 12.

[0033] When in use, first slide the counterweight 13 into the base 12, then slide the lifting plate 2 up and down in the limiting slide groove 21 through the limiting slider 20. After the lifting plate 2 is lifted to a suitable height, the fixing bolt 11 is tightened to closely contact the anti-slip sheet 23 in the fixing groove 22 to fix the lifting plate 2.

[0034] In the description of the present invention, it is necessary to understand that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0035] In the present invention, unless otherwise clearly stipulated and limited, for example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, for ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A warning sign that is easy to unfold and fold, comprising: The unfolding and folding structure (1) is used to facilitate the unfolding and folding of the warning sign when it is in use; The invention is characterized in that: the unfolding and folding structure (1) comprises a lifting plate (2), the middle part of the top of the lifting plate (2) is rotatably connected with a rotating screw (3), the top and bottom of the rotating screw (3) are respectively threadedly connected with the middle part of the top of two movable adjustment blocks (16) through positive threads and negative threads, and the middle parts of both sides of the two movable adjustment blocks (16) are respectively rotatably connected with the two ends of one side of two telescopic arms (17); The two ends of the other side of the two telescopic arms (17) are rotatably connected to the middle of one side of the four sliding blocks (18), and the other sides of the four sliding blocks (18) are slidably connected to the two ends of the middle of one side of the two warning sign pattern variable structures (4) through movable sliding grooves (19).

2. A warning sign that is easy to unfold and fold according to claim 1, characterized in that: A movable through slot (15) is provided in the middle of one side of the lifting plate (2), and the two ends of the inner walls on both sides of the movable through slot (15) are respectively slidably connected to the two sides of four movable adjustment blocks (16).

3. The warning sign that is easy to unfold and fold according to claim 1, characterized in that: The two warning identification pattern variable structures (4) each comprise a mounting plate (5), the other side of each of the two mounting plates (5) being provided with a card slot (6), one end of each of the two card slots (6) being respectively engaged with one end of a plurality of warning identification sheets (7), and a buckle slot (8) being provided in the middle of both ends of one side of each of the plurality of warning identification sheets (7).

4. The warning sign that can be easily unfolded and folded according to claim 1 is characterized in that: The two sides of the lifting plate (2) are respectively slidably connected to the inner sides of the two lifting adjustment structures (9), and the two lifting adjustment structures (9) both include a limiting slider (20), and one end of the two limiting sliders (20) is respectively slidably connected to the middle part of the inner side of the two side plates (10) through a limiting sliding groove (21).

5. The warning sign that is easy to unfold and fold according to claim 4, characterized in that: A fixing groove (22) is provided in the middle of the outer sides of the two limit sliding blocks (20), an anti-slip sheet (23) is fixedly provided on the inner wall of one side of the two fixing grooves (22), and a fixing bolt (11) is threadedly connected to the middle of the outer sides of the two side plates (10), and one end of the fixing bolt (11) is in contact with the outer side of the anti-slip sheet (23).

6. The warning sign that can be easily unfolded and folded according to claim 4 is characterized in that: The bottom ends of the two side panels (10) are respectively fixedly connected to the two sides of the top of the base (12); a counterweight (13) is slidably connected to the middle of one end of the base (12); and an anti-slip pad (14) is fixedly provided at the bottom end of the base (12).

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