Lightweight folding screen

Abstract

The utility model relates to the technical field of road traffic marking equipment, in particular to a lightweight folding screen which comprises a folding screen body, and the folding screen body comprises an electric box on the rear side. The folding screen body further comprises an upper mounting beam, two or more folding screen modules are arranged on the lower side of the mounting beam side by side, and the adjacent ends of any two adjacent folding screen modules are connected together. The folding screen module comprises two upper supporting rods which are arranged at intervals in the length direction of the mounting beams; connecting structures are arranged on the mounting beams respectively and are correspondingly connected with the upper ends of the upper supporting rods respectively; the lower end of the upper supporting rod is connected with the lower supporting rod, and a rotation adjusting structure is arranged between the upper supporting rod and the lower supporting rod and used for adjusting the included angle between the upper supporting rod and the lower supporting rod. The folding mechanism has the advantages of being simpler and more reasonable in structural design, lighter in weight, more convenient to install and capable of adjusting the folding angle more conveniently so as to improve applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of road traffic sign equipment, in particular to a lightweight folding screen. Background Art

[0002] The variable information sign series, also known as variable information boards, is a large display device assembled from modular screen modules. It is versatile and interchangeable, easy to maintain, uniform in brightness, stable in performance, energy-saving and environmentally friendly. Variable information signs are an important way for highway management departments to provide travelers with real-time traffic information, and play an important role in diverting traffic, alleviating highway traffic congestion, and ensuring traffic safety.

[0003] However, the screen module structure in the prior art is not foldable due to unreasonable structural design, which makes it impractical in many occasions where folding is required; secondly, the folding angle is not easy to adjust, which also restricts its applicability. Finally, the existing structure is heavy and inconvenient to install, and the screen module structure is light-transmissive, resulting in the display effect not meeting expectations.

[0004] Therefore, how to provide a lightweight folding screen with a simpler and more reasonable structural design, lighter weight and easier installation, and more convenient adjustment of the folding angle to improve applicability has become a technical problem to be solved by technicians in this field. Utility Model Content

[0005] In view of the above-mentioned defects of the prior art, the technical problem to be solved by the present invention is how to provide a lightweight folding screen with a simpler and more reasonable structural design, lighter weight and easier installation, and more convenient ability to adjust the folding angle to improve applicability.

[0006] To achieve the above-mentioned purpose, the utility model provides a lightweight folding screen, including a folding screen body, which includes an electrical box on the rear side; characterized in that the folding screen body also includes an upper mounting beam, and two or more folding screen modules are arranged side by side on the lower side of the mounting beam, and the adjacent ends of any two adjacent folding screen modules are connected together; the folding screen module includes two upper support rods arranged at intervals along the length direction of the mounting beam, and each mounting beam is provided with a connecting structure and is respectively connected to the upper end of the upper support rod; a lower support rod is connected to the lower end of the upper support rod, and a rotation adjustment structure is provided between the upper support rod and the lower support rod for adjusting the angle between the upper support rod and the lower support rod; a plurality of display screen units are respectively connected and fixed vertically side by side on the front sides of the two paired upper support rods and the two paired lower support rods.

[0007] In this way, in the above-mentioned lightweight folding screen, the angle between the upper support rod and the lower support rod can be adjusted, so that the angle between the display screen unit installed on the upper support rod and the display screen unit installed on the lower support rod can be adjusted according to usage requirements, thereby achieving the characteristic of being able to more conveniently adjust the folding angle to improve applicability.

[0008] As an optimization, two folding screen modules are arranged side by side on the lower side of the mounting beam.

[0009] In this way, the number of folding screen modules on the lower side of the mounting beam is designed more reasonably, and it also makes it easier to adjust the angle of the folding screen.

[0010] As an optimization, five display screen units are arranged side by side in the vertical direction on the front sides of the two paired upper support rods and the front sides of the two paired lower support rods.

[0011] In this way, the number of display screen units installed on the upper support rod is equal to the number of display screen units installed on the lower support rod, so that the visual effect of the display is better, the structure is relatively more symmetrical, and the design is more reasonable.

[0012] As an optimization, two mounting plates are connected and fixed on the upper side of the mounting beam and spaced apart along its length direction, and connecting rib plates are respectively arranged between the inner and outer sides of the mounting beam and the lower surface of the mounting plate; mounting holes are respectively arranged at the four corner positions of the mounting plate.

[0013] In this way, by designing the mounting plate, the installation of the entire folding screen module can be more convenient, and the entire structural design is simpler and more reasonable, with better stability.

[0014] As an optimization, the folding screen module also includes an upper stabilizing bar arranged between two pairs of upper support rods, and a lower stabilizing bar arranged between two pairs of lower support rods; the corresponding connections of the display screen units are respectively arranged on the upper stabilizing bar and the lower stabilizing bar.

[0015] In this way, by designing the upper stabilizing bar and the lower stabilizing bar, the display screen unit is more stable after installation and the overall structural strength is better.

[0016] As an optimization, the upper end of the upper support rod has a rectangular box structure with an open rear side for at least a partial length section to form a connecting section; the connecting structure includes connecting support plates connected to the mounting beam and corresponding to the two side surfaces of the connecting section, and the connecting section is connected to the two paired connecting support plates by connecting bolts.

[0017] In this way, the connection structure design is simpler, the connection section structure design on the upper support rod is more reasonable, and it can be better connected with the mounting beam, and the connection is more stable and reliable.

[0018] As an optimization, the mounting beam is designed as a rectangular tubular structure; on the mounting beam and on the upper end faces of each corresponding connecting section, a clearance hole and a screw hole are provided through the thickness direction, so that the connecting screw passes through the clearance hole and the thread is engaged in the screw hole, and the threaded connection is arranged in the threaded hole provided on the connecting section.

[0019] In this way, the connection between the mounting beam and the upper support rod is more stable and reliable.

[0020] As an optimization, the cross-section of the connecting support plate is designed to be L-shaped; the cross-sections of the upper support rod and the lower support rod are both designed to be L-shaped.

[0021] In this way, the structural strength requirements can be better met.

[0022] As an optimization, the rotation adjustment structure includes a first adjustment plate with an overall fan-shaped structure designed as an integral part of the lower end of the upper support rod, and a second adjustment plate with an overall fan-shaped structure designed as an integral part of the upper end of the lower support rod corresponding to the first adjustment plate; first adjustment holes are arranged on the first adjustment plate at intervals along two arc directions of different diameters; second adjustment holes are arranged on the second adjustment plate respectively corresponding to the first adjustment holes; adjustment bolts are arranged in the first adjustment holes and the second adjustment holes opposite to each other on the first adjustment plate and the second adjustment plate to limit the rotation angle between the upper support rod and the lower support rod.

[0023] In this way, the design of the rotation adjustment structure is simpler and more reasonable, and it can be more convenient to adjust the folding screen to have different folding angles, so that it can better adapt to different installation and use requirements and has better applicability.

[0024] As an optimization, the electrical box includes an upper electrical box and a lower electrical box that are designed independently of each other.

[0025] In this way, the structural design of the electrical box is simpler and more reasonable, and the layout is more convenient.

[0026] In summary, the above-mentioned folding screen module has the characteristics of simpler and more reasonable structural design, lighter weight and easier installation, and the ability to more conveniently adjust the folding angle to improve applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of a lightweight folding screen in a specific implementation manner of the present utility model.

[0028] Figure 2 yes Figure 1 Rear view of.

[0029] Figure 3 yes Figure 1 Front view of.

[0030] Figure 4 yes Figure 1 Left view of .

[0031] Figure 5 yes Figure 1 Schematic diagram of the structure after rotation by an angle.

[0032] Figure 6 yes Figure 5 A locally enlarged schematic diagram of position A in FIG.

[0033] Figure 7 yes Figure 5 A locally enlarged schematic diagram of position B in FIG.

[0034] Figure 8 yes Figure 1 Schematic diagram of the structure after rotation to another angle. DETAILED DESCRIPTION

[0035] The present invention is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific manner, and therefore cannot be understood as a limitation on the present invention. The terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0036] like Figures 1 to 8 As shown, a lightweight folding screen includes a folding screen body 1, and the folding screen body includes an electrical box 2 on the rear side; the folding screen body also includes an upper mounting beam 3, and two or more folding screen modules 4 are arranged side by side on the lower side of the mounting beam, and the adjacent ends of any two adjacent folding screen modules are connected together; the folding screen module includes two upper support rods 5 arranged at intervals along the length direction of the mounting beam, and each mounting beam is provided with a connecting structure and is respectively connected to the upper end of the upper support rod; a lower support rod 6 is connected to the lower end of the upper support rod, and a rotation adjustment structure is provided between the upper support rod and the lower support rod for adjusting the angle between the upper support rod and the lower support rod; a plurality of display screen units 7 are vertically connected and fixed side by side on the front sides of the two paired upper support rods and the two paired lower support rods.

[0037] In this way, in the above-mentioned lightweight folding screen, the angle between the upper support rod and the lower support rod can be adjusted, so that the angle between the display screen unit installed on the upper support rod and the display screen unit installed on the lower support rod can be adjusted according to usage requirements, thereby achieving the characteristic of being able to more conveniently adjust the folding angle to improve applicability.

[0038] In this specific implementation, two folding screen modules are arranged side by side on the lower side of the mounting beam.

[0039] In this way, the number of folding screen modules on the lower side of the mounting beam is designed more reasonably, and it also makes it easier to adjust the angle of the folding screen.

[0040] In this specific implementation manner, five display screen units are vertically arranged side by side on the front sides of the two paired upper support rods and the front sides of the two paired lower support rods.

[0041] In this way, the number of display screen units installed on the upper support rod is equal to the number of display screen units installed on the lower support rod, so that the visual effect of the display is better, the structure is relatively more symmetrical, and the design is more reasonable.

[0042] In this specific embodiment, two mounting plates 8 are connected and fixed at intervals on the upper side of the mounting beam along its length direction, and connecting ribs 9 are respectively provided between the inner and outer sides of the mounting beam and the lower surface of the mounting plate; mounting holes are respectively provided at the four corner positions of the mounting plate.

[0043] In this way, by designing the mounting plate, the installation of the entire folding screen module can be more convenient, and the entire structural design is simpler and more reasonable, with better stability.

[0044] In this specific embodiment, the folding screen module also includes an upper stabilizing bar 10 arranged between two pairs of upper support rods, and a lower stabilizing bar arranged between two pairs of lower support rods; the corresponding connections of the display screen units are arranged on the upper stabilizing bar and the lower stabilizing bar.

[0045] In this way, by designing the upper stabilizing bar and the lower stabilizing bar, the display screen unit is more stable after installation and the overall structural strength is better.

[0046] In this specific embodiment, the upper end of the upper support rod has a rectangular box structure with at least a partial length section and an open rear side to form a connecting section 11; the connecting structure includes connecting support plates 12 that are connected to the mounting beam and respectively correspond to the two side surfaces of the connecting section, and the connecting section is connected to the two paired connecting support plates by connecting bolts.

[0047] In this way, the connection structure design is simpler, the connection section structure design on the upper support rod is more reasonable, and it can be better connected with the mounting beam, and the connection is more stable and reliable.

[0048] In this specific embodiment, the mounting beam is designed as a rectangular tubular structure; a clearance hole and a screw hole are provided on the mounting beam and on the upper end surface of each corresponding connecting section through the thickness direction, so that the connecting screw passes through the clearance hole and is threadedly engaged in the screw hole and the threaded connection is arranged in the threaded hole provided on the connecting section.

[0049] In this way, the connection between the mounting beam and the upper support rod is more stable and reliable.

[0050] In this specific implementation, the cross section of the connecting support plate is designed to be L-shaped; the cross sections of the upper support rod and the lower support rod are both designed to be L-shaped.

[0051] In this way, the structural strength requirements can be better met.

[0052] In this specific embodiment, the rotation adjustment structure includes a first adjustment plate 13 with an overall fan-shaped structure designed as an integral part of the lower end of the upper support rod, and a second adjustment plate 14 with an overall fan-shaped structure designed as an integral part of the upper end of the lower support rod corresponding to the first adjustment plate. First adjustment holes are arranged on the first adjustment plate at intervals along two arc directions of different diameters; second adjustment holes are arranged on the second adjustment plate respectively corresponding to the first adjustment holes; adjustment bolts are arranged in the first adjustment holes and the second adjustment holes opposite to each other on the first adjustment plate and the second adjustment plate to limit the rotation angle between the upper support rod and the lower support rod.

[0053] In this way, the design of the rotation adjustment structure is simpler and more reasonable, and it can be more convenient to adjust the folding screen to have different folding angles, so that it can better adapt to different installation and use requirements and has better applicability.

[0054] In this specific implementation, the electrical box includes an upper electrical box 15 and a lower electrical box 16 that are designed independently of each other.

[0055] In this way, the structural design of the electrical box is simpler and more reasonable, and the layout is more convenient.

[0056] In summary, the above-mentioned folding screen module has the characteristics of simpler and more reasonable structural design, lighter weight and easier installation, and the ability to more conveniently adjust the folding angle to improve applicability.

[0057] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A lightweight folding screen, comprising a folding screen body, wherein the folding screen body comprises an electrical box at the rear side; characterized in that: The folding screen body also includes an upper mounting beam, and two or more folding screen modules are arranged side by side on the lower side of the mounting beam, and the adjacent ends of any two adjacent folding screen modules are connected together; the folding screen module includes two upper support rods arranged at intervals along the length direction of the mounting beam, and each mounting beam is provided with a connecting structure and is respectively connected to the upper end of the upper support rod; a lower support rod is connected to the lower end of the upper support rod, and a rotation adjustment structure is provided between the upper support rod and the lower support rod for adjusting the angle between the upper support rod and the lower support rod; a plurality of display screen units are respectively connected and fixed vertically side by side on the front sides of the two paired upper support rods and the two paired lower support rods.

2. A lightweight folding screen according to claim 1, characterized in that: There are two folding screen modules arranged side by side on the lower side of the mounting beam.

3. A lightweight folding screen as claimed in claim 1, characterized in that: Five display screen units are arranged side by side in the vertical direction on the front sides of the two paired upper support rods and the front sides of the two paired lower support rods.

4. A lightweight folding screen according to claim 1, characterized in that: Two mounting plates are fixedly connected on the upper side of the mounting beam and spaced apart along its length direction, and connecting rib plates are respectively arranged between the inner and outer sides of the mounting beam and the lower surface of the mounting plate; mounting holes are respectively arranged at the four corner positions of the mounting plate.

5. The lightweight folding screen according to claim 1, characterized in that: The folding screen module also includes an upper stabilizing bar arranged between two pairs of upper support bars, and a lower stabilizing bar arranged between two pairs of lower support bars; the display screen units are respectively connected and arranged on the upper stabilizing bar and the lower stabilizing bar.

6. A lightweight folding screen according to claim 1, characterized in that: The upper end of the upper support rod has a rectangular box structure with at least a partial length section and an open rear side to form a connecting section; the connecting structure includes connecting support plates connected to the mounting beam and respectively corresponding to the two side surfaces of the connecting section, and the connecting section is connected to the two paired connecting support plates by connecting bolts.

7. A lightweight folding screen according to claim 6, characterized in that: The mounting beam is designed as a rectangular tubular structure; a clearance hole and a screw hole are provided on the mounting beam and on the upper end surface of each corresponding connecting section through the thickness direction, so that the connecting screw passes through the clearance hole and is threadedly engaged in the screw hole and the threaded connection is arranged in the threaded hole provided on the connecting section.

8. A lightweight folding screen as claimed in claim 7, characterized in that: The cross section of the connecting support plate is designed in an L-shaped structure; the cross sections of the upper support rod and the lower support rod are both designed in an L-shaped structure.

9. The lightweight folding screen according to claim 1, characterized in that: The rotation adjustment structure includes a first adjustment plate with an overall fan-shaped structure integrally formed at the lower end of the upper support rod, a second adjustment plate with an overall fan-shaped structure integrally formed at the upper end of the lower support rod and corresponding to the first adjustment plate, first adjustment holes are arranged at intervals on the first adjustment plate along two arc directions of different diameters; second adjustment holes are arranged on the second adjustment plate respectively corresponding to the first adjustment holes; adjustment bolts are arranged in the first adjustment holes and the second adjustment holes opposite to each other on the first adjustment plate and the second adjustment plate to limit the rotation angle between the upper support rod and the lower support rod.

10. The lightweight folding screen according to claim 1, characterized in that: The electrical box comprises an upper electrical box and a lower electrical box which are designed independently of each other.

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