Portable traffic signboard speed limiting device

Abstract

The utility model discloses a portable traffic signboard speed limiting device which comprises a bottom frame, a box body and universal wheels, the universal wheels are symmetrically distributed on the bottom surface of the bottom frame, the box body is located at the top end of the bottom frame, a containing groove is formed in the box body, the bottom of the containing groove is fixedly connected with a fixed support, and a lifting supporting column is arranged at the top end of the fixed support. A hoop support is arranged on the outer surface of the lifting supporting column, a displayer, a speed measuring instrument and a signal lamp are sequentially arranged on the hoop support from left to right, a photovoltaic panel is arranged at the top end of the lifting supporting column, and a storage battery is installed in the box body. The portable traffic signboard speed limiting device has the beneficial effects of height adjustment, portability enhancement, multifunctionality and renewable energy power supply, the flexibility and efficiency of traffic management can be improved, and the road safety and the traffic smoothness are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of traffic signs, in particular to a portable traffic signboard speed limiting device. Background Art

[0002] Traditional traffic speed limit signs usually adopt a fixed structure and are only used to display speed limit information. They cannot be adjusted in height according to actual conditions and have low portability. Such single-function traffic signs may not be able to flexibly respond to traffic management needs in some cases, especially when it is necessary to temporarily adjust the speed limit or adapt to different road conditions. Therefore, a portable traffic sign speed limit device is needed to solve the above problems. Utility Model Content

[0003] The utility model aims to provide a portable traffic sign speed limiter to solve the problems in the above background technology that the height cannot be adjusted according to the actual situation and the portability is low.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a portable traffic sign speed limiter, comprising a base frame, a box body and universal wheels, the universal wheels are symmetrically distributed on the bottom surface of the base frame, the box body is located at the top of the base frame, a storage slot is opened inside the box body, a fixed support is fixedly connected to the bottom of the storage slot, a lifting pillar is provided at the top of the fixed support, a clamp bracket is provided on the outer surface of the lifting pillar, a display, a speedometer and a signal light are provided on the clamp bracket from left to right, a photovoltaic panel is provided on the top of the lifting pillar, and a battery is installed inside the box body.

[0005] As a preferred technical solution of the present invention, a driving box is provided on the outer surface of one end of the fixed support, and a motor is installed inside the driving box.

[0006] As a preferred technical solution of the present invention, the output end of the motor is connected to a driving gear, and the outer surface of the driving gear is meshingly connected to a driven gear.

[0007] As a preferred technical solution of the present invention, the battery is electrically connected to the photovoltaic panel, the display, the speedometer, the signal light and the motor.

[0008] As a preferred technical solution of the present invention, a screw rod is movably connected to the bottom end of the fixed support, the screw rod is fixedly connected to the driven gear, the screw rod is movably connected to the drive box, a guide rod is slidably connected to the inside of the drive box, and one end of the guide rod is fixedly connected to the fixed support.

[0009] As a preferred technical solution of the present invention, the storage slot is movably connected to the lifting support, the clamp bracket and the photovoltaic panel.

[0010] Compared with the prior art, the portable traffic sign speed limiter of the utility model has the following beneficial effects:

[0011] The portable traffic sign speed limit device of the utility model has the characteristic of adjustable height, and the height of the speed limit sign can be adjusted according to actual needs. Such flexibility enables the device to adapt to different roads and traffic management requirements, improve the visibility and management effect of the sign, and the traditional fixed traffic speed limit sign cannot be moved or disassembled, which limits its application scope. The device of the utility model has a portable design and is equipped with universal wheels, which can be easily moved and installed in different traffic scenes, reducing the dependence on facilities and improving the practicality and adaptability of the device. The device combines the functions of traffic signs and speed limit devices. In addition to displaying speed limit information, it is also equipped with equipment such as speedometers, signal lights and displays. The speedometer can measure the speed of vehicles coming and going, the signal light is used to provide reasonable traffic guidance, and the display can display the speed and other traffic information in real time. Through the integration of these functions, the device can carry out traffic management and safety control more comprehensively. The device has a built-in photovoltaic panel, which uses solar energy to convert into electricity for power supply, and is equipped with a battery for energy storage. Such a design reduces power consumption, reduces dependence on traditional power grids, and also improves the environmental friendliness of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the internal structure of the fixed support and the lifting support of the utility model;

[0013] Figure 2 This is a schematic diagram of the overall internal front view structure of the utility model;

[0014] Figure 3 It is a schematic diagram of the overall top view structure of the utility model.

[0015] In the figure: 1. base frame; 2. box body; 3. fixed support; 4. lifting pillar; 5. drive box; 6. clamp bracket; 7. display; 8. speedometer; 9. signal light; 10. photovoltaic panel; 11. storage slot; 12. battery; 13. universal wheel; 14. screw rod; 15. guide rod; 16. motor; 17. driving gear; 18. driven gear. DETAILED DESCRIPTION

[0016] 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.

[0017] See also Figure 1-3The utility model provides a technical solution: a portable traffic sign speed limiter, comprising a base frame 1, a box body 2 and universal wheels 13, the universal wheels 13 are symmetrically distributed on the bottom surface of the base frame 1, the box body 2 is located at the top of the base frame 1, a storage groove 11 is opened inside the box body 2, a fixed support 3 is fixedly connected to the bottom of the storage groove 11, a lifting pillar 4 is provided at the top of the fixed support 3, a clamp bracket 6 is provided on the outer surface of the lifting pillar 4, a display 7, a speedometer 8 and a signal light 9 are provided on the clamp bracket 6 from left to right, a photovoltaic panel 10 is provided on the top of the lifting pillar 4, and a battery 12 is installed inside the box body 2.

[0018] A driving box 5 is provided on the outer surface of one end of the fixed support 3 , and a motor 16 is installed inside the driving box 5 . The motor 16 installed inside the driving box 5 is the main source of lifting power for the fixed support 3 and the lifting pillar 4 , and the motor 16 is powered by a battery 12 .

[0019] The output end of the motor 16 is connected to a driving gear 17 , and the outer surface of the driving gear 17 is meshedly connected to a driven gear 18 . The motor 16 drives the driving gear 17 to rotate, and the driving gear 17 and the driven gear 18 mesh with each other so that the two can rotate in relative directions.

[0020] The battery 12 is electrically connected to the photovoltaic panel 10, the display 7, the speedometer 8, the signal light 9 and the motor 16. The battery 12 and the photovoltaic panel 10 are connected by wires. The photovoltaic panel 10 uses the characteristic of converting solar energy into electrical energy to charge the battery 12, and the battery 12 can power the display 7, the speedometer 8, the signal light 9 and the motor 16.

[0021] A screw rod 14 is movably connected to the bottom end of the fixed support 3, and the screw rod 14 is fixedly connected to the driven gear 18. The screw rod 14 is movably connected to the drive box 5. A guide rod 15 is slidably connected to the drive box 5. One end of the guide rod 15 is fixedly connected to the fixed support 3. The screw rod 14 rotates under the drive of the driven gear 18, and the rotation is threaded with the lifting pillar 4, so that the lifting pillar 4 can be vertically lifted and lowered along the guide rod 15, which can not only adjust the height of the display device, but also facilitate the storage of the display device.

[0022] The storage groove 11 is movably connected to the lifting pillar 4, the clamp bracket 6 and the photovoltaic panel 10. The shape of the storage groove 11 is consistent with the shape of the electronic components installed on the lifting pillar 4 and the clamp bracket 6. The storage is used to reduce the occupied volume of the equipment, thereby improving the overall portability.

[0023] Working principle: the whole device is moved to the designated position through the universal wheel 13, and then the motor 16 is started to rotate the driving gear 17. The driving gear 17 and the driven gear 18 are threadedly transmitted, so that the lead screw 14 fixedly connected to the driven gear 18 rotates synchronously and is threadedly transmitted with the lifting support 4. The lifting support 4 is lifted vertically upward along the guide rod 15, driving the photovoltaic panel 10, the display 7, the speedometer 8 and the signal light 9 to escape from the storage slot 11. The signal light 9 displays the speeding warning information through the red and green signal lights, the speedometer 8 measures the speed of the vehicles coming and going, and the display 7 displays the real-time vehicle speed. When the device needs to be stored, the motor 16 can be started again, thereby increasing the overall practicality.

[0024] 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 portable traffic sign speed limiter, characterized in that: The invention comprises a base frame (1), a box body (2) and universal wheels (13), wherein the universal wheels (13) are symmetrically distributed on the bottom surface of the base frame (1), the box body (2) is located at the top of the base frame (1), a storage groove (11) is provided inside the box body (2), a fixed support (3) is fixedly connected to the bottom of the storage groove (11), a lifting support (4) is provided at the top of the fixed support (3), a hoop bracket (6) is provided on the outer surface of the lifting support (4), a display (7), a speedometer (8) and a signal light (9) are provided on the hoop bracket (6) from left to right, a photovoltaic panel (10) is provided on the top of the lifting support (4), and a storage battery (12) is installed inside the box body (2).

2. A portable traffic sign speed limiter according to claim 1, characterized in that: A drive box (5) is provided on the outer surface of one end of the fixed support (3), and a motor (16) is installed inside the drive box (5).

3. A portable traffic sign speed limiter according to claim 2, characterized in that: The output end of the motor (16) is connected to a driving gear (17), and the outer surface of the driving gear (17) is meshingly connected to a driven gear (18).

4. A portable traffic sign speed limiter according to claim 1, characterized in that: The storage battery (12) is electrically connected to the photovoltaic panel (10), the display (7), the speedometer (8), the signal light (9) and the motor (16).

5. The portable traffic sign speed limiter according to claim 1, characterized in that: A screw rod (14) is movably connected to the bottom end of the fixed support (3), the screw rod (14) is fixedly connected to the driven gear (18), the screw rod (14) is movably connected to the drive box (5), a guide rod (15) is slidably connected to the drive box (5), and one end of the guide rod (15) is fixedly connected to the fixed support (3).

6. A portable traffic sign speed limiter according to claim 1, characterized in that: The storage groove (11) is movably connected to the lifting support (4), the clamp bracket (6) and the photovoltaic panel (10).

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