A magnetic safety sign

By designing protective and lighting structures on the magnetic safety signs, the problem of easily damaged reflective surfaces during transportation and handling is solved, ensuring the integrity of the signs and their visibility in low-light conditions.

CN224514097UActive Publication Date: 2026-07-17叶尔那尔

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
叶尔那尔
Filing Date
2025-06-20
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing magnetic safety warning signs are prone to damage to their reflective surfaces during transportation and loading/unloading, which can affect the judgment of drivers.

Method used

A magnetic safety sign with a protective structure was designed. The combination of a protective cover and a magnet protects the reflective surface of the sign from impacts, while an additional lighting structure is added to improve visibility in low-light conditions.

Benefits of technology

It effectively protects the reflective surface of the warning sign, ensuring the accuracy of judgment by driving vehicles, and improves the visibility of the warning sign in low-light conditions.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model discloses a magnetic safety warning sign, belonging to the field of road construction safety warnings. The magnetic safety warning sign includes a first frame, with a baffle plate installed on the inner wall of the first frame's cavity, and a second frame rotatably connected to the first frame. An iron plate is installed on the first frame, and a triangular warning sign is magnetically attached to the iron plate. A protective structure is installed on the triangular warning sign. By setting the protective structure, a protective cover is placed over the outside of the triangular warning sign, protecting the reflective surface of the sign during loading and unloading. This avoids the problem of existing magnetic safety warning signs being easily damaged during loading and unloading by construction vehicles, which could affect the judgment of driving vehicles if the reflective surface is damaged. This ensures the integrity of the warning sign and helps driving vehicles make correct judgments about the road conditions ahead.
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Description

Technical Field

[0001] This utility model relates to the field of road construction safety warning technology, specifically a magnetic safety warning sign. Background Technology

[0002] "Highway maintenance" refers to the upkeep and maintenance of highways. Upkeep focuses on the entire process from the time a highway is completed and opened to traffic, while maintenance focuses on repairing damaged sections. During highway maintenance work, safety warning signs are placed behind the construction site to alert vehicles and ensure the safety of both construction workers and passing vehicles.

[0003] Existing magnetic safety warning signs are usually transported to the construction site by construction vehicles. During the loading and unloading process, the reflective surface of the signs is easily bumped and damaged. If the reflective surface is damaged, it may affect the judgment of driving vehicles.

[0004] Therefore, this utility model provides a magnetic safety warning sign to solve the above problems. Utility Model Content

[0005] This utility model provides a magnetic safety warning sign, which aims to solve the problems mentioned in the background art, such as the fact that existing magnetic safety warning signs are usually transported to the construction site by construction vehicles, and the reflective surface of the sign is easily bumped during loading and unloading. If the reflective surface is damaged by the bump, it may affect the judgment of the driving vehicle.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a magnetic safety warning sign, comprising a first frame, a baffle plate mounted on the inner cavity side wall of the first frame and a second frame rotatably connected to the first frame, an iron plate mounted on the first frame, a triangular warning sign magnetically adsorbed on the iron plate, a protective structure mounted on the triangular warning sign, and a lighting structure mounted on the first frame. The protective structure includes a protective cover fitted onto the triangular warning sign. The inner cavity of the protective cover has a second mounting groove, through which a first magnet is mounted. The protective structure also includes a second magnet mounted on the triangular warning sign. By setting up the protective structure, the protective cover fits over the outside of the triangular warning sign, protecting the reflective surface of the sign during loading and unloading. This avoids the problem of existing magnetic safety warning signs, which are typically transported to the construction site by construction vehicles, easily bumping or damaging the reflective surface during loading and unloading. If the reflective surface is damaged, it may affect the judgment of passing vehicles.

[0007] Preferably, the lighting structure includes a support plate installed on the lower side of the first frame and two sets of lighting lamps symmetrically arranged on the first frame. A photovoltaic panel is installed on the front of the support plate. The lighting structure also includes a horizontal plate installed on the inner wall of the first frame. A mounting box is installed on the end face of the horizontal plate, and a battery is installed at the bottom of the inner cavity of the mounting box.

[0008] Preferably, the back of the triangular sign has an embedding groove, and a neodymium iron boron magnet is installed on the triangular sign through the embedding groove. The triangular sign is magnetically connected to the iron plate through the neodymium iron boron magnet.

[0009] Preferably, the inner cavity of the first frame has symmetrically provided connecting holes on its symmetrical sidewalls. The first frame is rotatably mounted with a rotating shaft through the connecting holes. A connecting block is provided at the other end of the rotating shaft. The sidewalls of the two sets of connecting blocks are connected to the second frame.

[0010] Preferably, the protective cover and the triangular warning sign are adapted to each other, and the second mounting slot is provided in multiple sets and distributed in a ring array in the inner cavity of the protective cover.

[0011] Preferably, the triangular sign has a first mounting slot corresponding to the second mounting slot, and the triangular sign is connected to the second magnet through the first mounting slot.

[0012] Preferably, bolts are symmetrically installed on the left and right sides of the support plate, and threaded holes are opened on the first frame corresponding to the bolts.

[0013] Beneficial effects: By setting up a protective structure, using a triangular warning sign, a protective cover, a first magnet, and a second magnet in combination, the protective cover covers the outside of the triangular warning sign. This protects the reflective surface of the triangular warning sign during loading and unloading, avoiding the problem that existing magnetic safety warning signs are usually transported to the construction site by construction vehicles, where the reflective surface is easily bumped and damaged during loading and unloading. If the reflective surface is damaged, it may affect the judgment of driving vehicles. This ensures the integrity of the warning sign and helps driving vehicles make correct judgments about the road conditions ahead. Attached Figure Description

[0014] Figure 1 This is a structural diagram of a magnetic safety sign; Figure 2 This is a structural diagram of a magnetic safety sign; Figure 3 This is a structural diagram of a magnetic safety sign; Figure 4 This is a structural diagram of a magnetic safety sign.

[0015] In the diagram: 1. First frame; 101. Threaded hole; 102. Connecting hole; 2. Baffle; 3. Second frame; 4. Iron plate; 5. Triangular warning sign; 51. First mounting groove; 52. Embedded groove; 6. Protective structure; 61. Protective cover; 611. Second mounting groove; 62. First magnet; 63. Second magnet; 7. Lighting structure; 71. Support plate; 72. Photovoltaic panel; 73. Lighting lamp; 74. Horizontal plate; 75. Mounting box; 76. Battery; 77. Bolt; 8. Neodymium iron boron magnet; 9. Shaft; 10. Connecting block. Detailed Implementation

[0016] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0017] Example 1 This embodiment provides a magnetic safety warning sign, such as Figure 1-4 As shown, the magnetic safety sign includes a first frame 1, a baffle 2 installed on the inner wall of the first frame 1, and a second frame 3 rotatably connected to the first frame 1. An iron plate 4 is installed on the first frame 1, a triangular sign 5 is magnetically attached to the iron plate 4, a protective structure 6 is installed on the triangular sign 5, and a lighting structure 7 is installed on the first frame 1. The protective structure 6 includes a protective cover 61 that is fitted onto the triangular warning sign 5. The inner cavity of the protective cover 61 is provided with a second mounting groove 611. A first magnet 62 is mounted on the protective cover 61 through the second mounting groove 611. The protective structure 6 also includes a second magnet 63 mounted on the triangular warning sign 5.

[0018] In use, the user drives the protective cover 61 to fit over the outside of the warning triangle 5. The protective cover 61 is magnetically attracted to the second magnet 63 on the warning triangle 5 via the first magnet 62, thus fixing the protective cover 61 to the outside of the warning triangle 5. When the warning triangle 5 is loaded and unloaded on a construction vehicle, if the warning triangle 5 collides with the construction vehicle or with another warning triangle 5, the protective cover 61 will be the first point of contact, preventing direct impact on the reflective surface of the warning triangle 5, thereby protecting the reflective surface. After the warning triangle 5 is in place, the protective cover 61 is removed to warn driving vehicles. This avoids the problem that existing magnetic safety warning signs are usually transported to the construction site by construction vehicles, and the reflective surface of the sign is easily damaged during loading and unloading. If the reflective surface is damaged, it may affect the judgment of driving vehicles. This ensures the integrity of the warning sign and helps driving vehicles make correct judgments about the road conditions ahead.

[0019] In this embodiment, the back of the triangular sign 5 is provided with an embedding groove 52, and a neodymium iron boron magnet 8 is installed on the triangular sign 5 through the embedding groove 52. The triangular sign 5 is magnetically connected to the iron plate 4 through the neodymium iron boron magnet 8. The triangular warning sign 5 is magnetically connected to the iron plate 4 via a neodymium iron boron magnet 8, which facilitates the disassembly and transportation of the triangular warning sign 5, reduces the floor space occupied, and increases the transport capacity; at the same time, it is convenient to quickly replace the triangular warning sign 5 when it naturally becomes old or damaged. In this embodiment, the inner cavity of the first frame 1 has symmetrically symmetrically provided connecting holes 102. The first frame 1 is rotatably mounted with a rotating shaft 9 through the connecting holes 102. The other end of the rotating shaft 9 is provided with a connecting block 10. The sidewalls of the two sets of connecting blocks 10 are connected to the second frame 3. The protective cover 61 and the triangular warning sign 5 are adapted to each other. Multiple sets of second mounting slots 611 are provided and distributed in a ring array in the inner cavity of the protective cover 61. The triangular warning sign 5 is provided with a first mounting slot 51 corresponding to the second mounting slot 611. The triangular warning sign 5 is connected to the second magnet 63 through the first mounting slot 51. In this system, by using the rotating shaft 9 and the connecting block 10, the second frame 3 is rotated, which moves the connecting block 10. The connecting block 10 rotates the rotating shaft 9 in the connecting hole 102, so that the lower side of the second frame 3 gradually moves away from the lower side of the first frame 1 and forms a certain angle. Then, the end face of the second frame 3 abuts against the baffle 2, thereby fixing the unfolding angle of the first frame 1 and the second frame 3. The lower ends of the first frame 1 and the second frame 3 are placed on the ground, thus achieving stable placement of the safety sign.

[0020] Example 2 Unlike Embodiment 1, the existing safety warning sign lacks a lighting device, making it less conspicuous in low-light weather. Therefore, the lighting structure 7 includes a support plate 71 installed on the lower side of the first frame 1 and two sets of lighting lamps 73 symmetrically arranged on the first frame 1. A photovoltaic panel 72 is installed on the front of the support plate 71. The lighting structure 7 also includes a horizontal plate 74 installed on the inner wall of the first frame 1. A mounting box 75 is installed on the end face of the horizontal plate 74, and a battery 76 is installed at the bottom of the inner cavity of the mounting box 75. When the magnetic safety warning sign is placed on the ground, the photovoltaic panel 72 absorbs sunlight and converts it into electrical energy, which is stored in the battery 76 to power the lighting 73. When the weather is cloudy or at night, in addition to the reflection of the vehicle headlights on the reflective surface of the triangular warning sign 5, the lighting 73 is turned on by switching on the switch, making the sign brighter and more conspicuous. This allows drivers to see the magnetic safety warning sign from a distance, providing an effective warning function for vehicles. This avoids the problem of existing safety warning signs lacking lighting and not being conspicuous enough in low-light weather, making the magnetic safety warning sign more effective. In this embodiment, bolts 77 are symmetrically installed on the left and right sides of the support plate 71, and threaded holes 101 are opened on the first frame 1 corresponding to the bolts 77. With the bolts 77 and threaded holes 101 in place, when the photovoltaic panel 72 is damaged, the support plate 71 can be removed by unscrewing the bolts 77, making it convenient to repair and replace the photovoltaic panel 72.

[0021] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A magnetic safety notice board comprising a first frame (1), characterized in that: The inner cavity of the first frame (1) has a baffle (2) installed on the side wall and a second frame (3) rotatably connected to the first frame (1). An iron plate (4) is installed on the first frame (1). A triangular warning sign (5) is magnetically attached to the iron plate (4). A protective structure (6) is installed on the triangular warning sign (5). A lighting structure (7) is installed on the first frame (1). The protective structure (6) includes a protective cover (61) fitted onto the triangular sign (5). The inner cavity of the protective cover (61) is provided with a second mounting groove (611). The protective cover (61) is fitted with a first magnet (62) through the second mounting groove (611). The protective structure (6) also includes a second magnet (63) installed on the triangular sign (5).

2. The magnetic safety message board of claim 1, wherein: The lighting structure (7) includes a support plate (71) installed on the lower side of the first frame (1) and two sets of lighting lamps (73) symmetrically arranged on the first frame (1). A photovoltaic panel (72) is installed on the front side of the support plate (71). The lighting structure (7) also includes a horizontal plate (74) installed on the inner wall of the first frame (1). An installation box (75) is installed on the end face of the horizontal plate (74). A battery (76) is installed at the bottom of the inner cavity of the installation box (75).

3. The magnetic safety message board of claim 1, wherein: The triangular sign (5) has an embedded groove (52) on its back. The triangular sign (5) is fitted with a neodymium iron boron magnet (8) through the embedded groove (52). The triangular sign (5) is magnetically connected to the iron plate (4) through the neodymium iron boron magnet (8).

4. The magnetic safety message board of claim 1, wherein: The inner cavity of the first frame (1) is symmetrically provided with connecting holes (102). The first frame (1) is rotatably mounted with a rotating shaft (9) through the connecting holes (102). The other end of the rotating shaft (9) is provided with a connecting block (10). The sidewalls of the two sets of connecting blocks (10) are connected to the second frame (3).

5. The magnetic safety message board of claim 1, wherein: The protective cover (61) and the triangular warning sign (5) are adapted to each other. The second mounting slot (611) is provided in multiple sets and is distributed in a ring array in the inner cavity of the protective cover (61).

6. The magnetic safety message sign of claim 1, wherein: The triangular sign (5) has a first mounting slot (51) corresponding to the second mounting slot (611), and the triangular sign (5) is connected to the second magnet (63) through the first mounting slot (51).

7. The magnetic safety message board of claim 2, wherein: Bolts (77) are symmetrically installed on the left and right sides of the support plate (71), and threaded holes (101) are opened on the first frame (1) corresponding to the bolts (77).