Zebra pile pedestrian signal lamp based on Internet of Things

Abstract

The invention relates to the technical field of traffic signal lamps, in particular to a zebra pile pedestrian signal lamp based on the Internet of Things, which comprises a signal pile. At least two groups of signal piles are arranged on the ground side by side at intervals and are networked with a road signal system, and when a red light is available, a laser transmitter on the signal pile on the right side emits laser to a laser receiver on the adjacent signal pile on the left side; the air draft fan on the signal pile on the left side can suck water mist sprayed by the atomization nozzles on the adjacent signal pile on the right side to the through holes to generate a Tyndall phenomenon, so that the laser light rays can be displayed under the water mist, and the visible laser light rays can be used for visually and effectively sending a passing forbidding signal to pedestrians; by means of the water mist curtain wall formed by the adjacent signal piles, raised dust can be well isolated, and discomfort caused by raised dust generated by automobiles running at high speed to pedestrians waiting for passing is avoided or reduced.

Description

Technical Field

[0001] The present invention relates to the technical field of traffic signal lamps, and in particular to a zebra post pedestrian signal lamp based on the Internet of Things. Background Art

[0002] Zebra crossing pedestrian signal lights are safety auxiliary facilities installed at both ends or in the middle of zebra crossings. Specifically, existing zebra crossing pedestrian signal lights mainly rely on the changes of traffic lights to remind pedestrians when they can cross the street safely. When the traffic light shows red, pedestrians should stop and wait; when the traffic light turns green, they can cross safely; however, existing zebra crossing pedestrian signal lights are usually only equipped with basic light warning functions, and do not integrate other forms of auxiliary warning methods.

[0003] The patent with application number CN202221037588.4 discloses a pedestrian crossing warning post that is easy to install, including a mounting column, a detection component fixedly installed on one side of the mounting column, the detection component including an infrared rangefinder, a control board is provided inside the mounting column, the infrared rangefinder is electrically connected to the control board, the control board is electrically connected to a warning component, the warning component includes a visual warning component, and the visual warning component includes a first LED light board.

[0004] When in use, the above patent only warns pedestrians through the warning components provided thereon, and does not integrate other forms of auxiliary warning methods. Pedestrians may easily ignore the existence of traffic lights, which may affect their judgment and thus cause safety hazards. Summary of the invention

[0005] In view of this, the purpose of the present invention is to propose a zebra post pedestrian signal light based on the Internet of Things, so as to solve the problem that the existing zebra post pedestrian signal lights do not integrate other forms of auxiliary warning methods, pedestrians are prone to ignore the existence of the signal lights, which affects the pedestrians' judgment and thus causes safety hazards.

[0006] Based on the above purpose, the present invention provides a zebra post pedestrian signal light based on the Internet of Things, including a signal post, the signal post includes a post body, a first signal light is arranged on the front side of the post body, a second signal light is arranged on the top of the post body, a laser transmitter is arranged on the left side of the post body, and a laser receiver for receiving laser is arranged on the right side of the post body; an atomizing nozzle for spraying water mist is also arranged on the left side of the post body; a through hole is opened on the left side of the post body, and an exhaust fan is arranged in the hole wall of the through hole, and the exhaust fan is used to pass the external air from right to left through the through hole; At least two groups of signal posts are arranged side by side on the ground and connected to the road signal system. When the light is red, the laser transmitter on the signal post on the right sends a laser to the laser receiver on the adjacent signal post on its left. At the same time, the exhaust fan and the atomizing nozzle are started. The exhaust fan on the signal post on the left can suck the water mist sprayed by the atomizing nozzle on the adjacent signal post on its right into the through hole to produce the Tyndall effect, so that the laser light can be seen under the water mist.

[0007] Furthermore, there are at least three groups of laser transmitters, which are arranged in sequence from top to bottom at intervals on the left side of the pile body, and the laser receivers correspond to the laser transmitters one by one.

[0008] Furthermore, an alarm is provided on one side of the pile body.

[0009] Furthermore, a pipe hole is opened in the pile body, a water supply pipe is arranged in the pipe hole, and a water supply device for supplying water to the water supply pipe is arranged at the bottom of the water supply pipe; an installation groove is opened on the inner wall of the pipe hole, the atomizing nozzle passes through the front wall of the installation groove, and a connecting pipe is connected to the water supply pipe, and the other end of the connecting pipe is connected to the atomizing nozzle.

[0010] Furthermore, the water supply device includes a clean water tank, which is buried below the ground surface. The clean water tank is connected to a water inlet pipe, the other end of which is connected to a municipal water supply pipe. The top of the clean water tank is connected to a main water pipe, and a booster pump and a first solenoid valve are arranged on the main water pipe from top to bottom. The other end of the main water pipe is connected to the water supply pipe of the signal post located on the far right.

[0011] Furthermore, the atomizing nozzle is a rotating nozzle, the atomizing nozzle is rotatably connected to the pile body and to the connecting pipe, and a driving component for driving the atomizing nozzle to rotate is arranged in the mounting groove.

[0012] Furthermore, the driving assembly includes an upper bevel gear, the upper bevel gear is fixedly sleeved on the rotating nozzle, the bottom of the mounting groove is rotatably connected to a transmission rod, and the top of the transmission rod is fixedly provided with a lower bevel gear that meshes with the upper bevel gear; an annular groove is provided on the front wall of the through hole, a rotating rod is rotatably connected between the bottom and the top of the annular groove, and the top of the rotating rod is connected to the bottom of the transmission rod, and at least four groups of fan blades are provided on the outside of the rotating rod, and the fan blades in the notch of the annular groove are exposed outwardly into the through hole.

[0013] Furthermore, a sliding groove is provided in the pile body, the sliding groove is located between the exhaust fan and the mounting groove and is connected to the through hole, a sealing plate for closing the through hole is provided in the sliding groove, the top and bottom of the sealing plate are respectively slidably connected to the mounting groove, the right side surface of the sealing plate and the right side wall of the sliding groove are spaced apart, and the right side surface of the sealing plate is provided with a drainage groove for collecting water mist and gathering water vapor into droplets; an electric push rod for pushing the sealing plate to move is provided on the front wall of the sliding groove, a pressure relief hole is provided on the rear wall of the sliding groove, a drainage hole penetrating downward is provided on the bottom of the sliding groove, a return water tank for recovering water droplets is provided at the bottom of the pile body, the return water tank is buried below the ground surface, a drainage pipe is connected to the top of the return water tank, and the other end of the drainage pipe is connected to the drainage hole.

[0014] Furthermore, the top of the return water tank is also connected to a secondary water pipe, the other end of which is connected to the main water pipe and the connection is between the water pump and the first solenoid valve, and a second solenoid valve is arranged on the secondary water pipe.

[0015] Furthermore, an upper pressure sensor is arranged on the top of the return water tank, and a lower pressure sensor is also arranged on the side wall of the return water tank; a floating block corresponding to the upper pressure sensor and the lower pressure sensor is slidingly arranged on the side wall of the return water tank; the floating block is located between the upper pressure sensor and the lower pressure sensor.

[0016] Beneficial effects of the present invention: As can be seen from the above, the present invention provides a zebra post pedestrian signal light based on the Internet of Things, in which at least two groups of signal posts are arranged side by side on the ground and connected to the road signal system. When the light is red, the laser transmitter on the signal post on the right side emits a laser to the laser receiver on the adjacent signal post on its left side; the exhaust fan on the signal post on the left side can suck the water mist sprayed by the atomizing nozzle on the adjacent signal post on its right side into the through hole to produce the Tyndall phenomenon, making the laser light visible under the water mist, and using the visible laser light, it is possible to intuitively and effectively issue a no-passing notice to pedestrians. signal; the water mist curtain wall formed by adjacent signal posts can effectively isolate dust, avoiding or reducing the discomfort caused by dust generated by high-speed cars to pedestrians waiting to pass; in addition, the formed water mist curtain wall also has the effect of physical isolation for pedestrians. If pedestrians try to force their way through, their clothes will get wet, increasing the negative feedback caused by running a red light, increasing the cost of running a red light, thereby reducing the phenomenon of running a red light; and, if pedestrians lower their heads to look at their mobile phones or pass through the water mist curtain wall between signal posts with their attention distracted, the water mist will spray on the pedestrians, making them feel uncomfortable and thus shifting their attention to the signal posts. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the structure of the first viewing angle of an embodiment of the present invention; Figure 2 It is a schematic diagram of the main structure of an embodiment of the present invention; Figure 3 is a schematic diagram of a second viewing angle structure of an embodiment of the present invention; Figure 4 It is a side view structural schematic diagram of an embodiment of the present invention; Figure 5 It is a schematic structural diagram of a partial cross-section of an embodiment of the present invention from a first viewing angle; Figure 6 A schematic diagram of a partial cross-sectional structure of an embodiment of the present invention from a third viewing angle; Figure 7 For the embodiment of the present invention Figure 6 A is a schematic diagram of the enlarged structure of the middle part; Figure 8 This is a schematic structural diagram of the sealing plate according to an embodiment of the present invention; Fig. 9 It is a right view structural schematic diagram of the sealing plate according to an embodiment of the present invention; Fig.10 A schematic diagram of a combined use structure of an embodiment of the present invention; Fig.11 It is a schematic diagram of the main cross-sectional structure of the combined use of an embodiment of the present invention.

[0019] The markings in the figure are: 1. Pile body; 101. Pipe hole; 102. Mounting groove; 103. Annular groove; 2. First signal light; 3. Second signal light; 4. Through hole; 5. Exhaust fan; 6. Laser transmitter; 7. Atomizing nozzle; 8. Alarm; 9. Laser receiver; 10. Rotating rod; 11. Fan blade; 12. Transmission rod; 13. Lower bevel gear; 14. Upper bevel gear; 15. Connecting pipe; 16. Water supply pipe; 17. Sliding groove; 1 701, pressure relief hole; 1702, drain hole; 18, sealing plate; 19, return water tank; 1901, upper pressure sensor; 1902, float; 1903, drain pipe; 1904, lower pressure sensor; 20, clean water tank; 2001, water inlet pipe; 21, main water pipe; 2101, first solenoid valve; 2102, booster pump; 22, auxiliary water pipe; 2201, second solenoid valve; 23, electric push rod. DETAILED DESCRIPTION

[0020] In order to make the objectives, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments.

[0021] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the present invention should be understood by people with ordinary skills in the field to which the present invention belongs. The "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprise" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0022] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8 , Fig. 9 , Fig.10 , Fig.11 As shown, a zebra post pedestrian signal light based on the Internet of Things includes a signal post, the signal post includes a post body 1, a first signal light 2 is arranged on the front side of the post body 1, a second signal light 3 is arranged on the top of the post body 1, a laser transmitter 6 is arranged on the left side of the post body 1, and a laser receiver 9 for receiving laser is arranged on the right side of the post body 1; an atomizing nozzle 7 for spraying water mist is also arranged on the left side of the post body 1; a through hole 4 is opened on the left side of the post body 1, and an exhaust fan 5 is arranged in the hole wall of the through hole 4, and the exhaust fan 5 is used to pass the external air from right to left through the through hole 4; At least two groups of signal posts are arranged side by side on the ground and connected to the road signal system. When the light is red, the laser transmitter 6 on the signal post on the right side emits a laser to the laser receiver 9 on the adjacent signal post on its left side. At the same time, the exhaust fan 5 and the atomizing nozzle 7 are started. The exhaust fan 5 on the signal post on the left side can suck the water mist sprayed by the atomizing nozzle 7 on the adjacent signal post on its right side into the through hole 4 to produce the Tyndall effect, so that the laser light can be seen under the water mist.

[0023] In this embodiment, when the traffic light is red, the first signal light 2 and the second signal light 3 turn on red lights to warn pedestrians; at the same time, since the laser light emitted by the laser emitter 6 is visible under the water mist, the warning effect on pedestrians is increased, and the attention of pedestrians to the traffic light is improved; at the same time, when the traffic light is red, the high-speed cars in the motor vehicle lane will raise dust on the sidewalks on both sides, and the exhaust fan 5 on the signal post on the left side can be used to suck the water mist sprayed by the atomizing nozzle 7 on the adjacent signal post on the right side to the water mist curtain wall formed by the through hole 4, and the water mist curtain wall can It can effectively isolate dust, avoid or reduce the discomfort caused by dust generated by high-speed cars to pedestrians waiting to pass; in addition, the formed water mist curtain wall also has the effect of physical isolation for pedestrians. If pedestrians force their way through, their clothes will get wet, which will increase the negative feedback caused by running red lights and increase the cost of running red lights, thus reducing the phenomenon of running red lights; and if pedestrians look down at their phones or are distracted by the water mist curtain wall between signal poles, the water mist will spray on them, making them feel uncomfortable and thus shifting their attention to the signal poles; When the light is green, the laser transmitter 6, the laser receiver 9 and the atomizing nozzle 7 are turned off to allow pedestrians to pass.

[0024] Preferably, there are at least three groups of laser emitters 6, which are sequentially arranged from top to bottom on the left side of the pile body 1, and the laser receivers 9 correspond to the laser emitters 6 one by one; An alarm 8 is provided on one side of the pile body 1; In this embodiment, the laser transmitter 6 and the laser receiver 9 are connected to the external control system and networked with the road signal system; when the traffic light is red, the laser transmitter 6 and the laser receiver 9 are powered on and work. At this time, if a pedestrian passes through, the laser receiver 9 is blocked from receiving the laser signal. The laser receiver 9 sends a working electrical signal to the alarm 8 through the external control system, and the alarm 8 sends a buzzer warning sound to remind pedestrians that they are prohibited from passing through. Furthermore, by providing at least three groups of laser emitters 6, when the red light counts down, the laser emitters 6 are turned off in sequence from top to bottom or reversely through an external control system, in synchronization with the road signal, so that pedestrians can intuitively judge the remaining time of the red light through the laser.

[0025] Preferably, a pipe hole 101 is provided in the pile body 1, a water supply pipe 16 is provided in the pipe hole 101, and a water supply device for supplying water to the water supply pipe 16 is provided at the bottom of the water supply pipe 16; a mounting groove 102 is provided on the inner wall of the pipe hole 101, the atomizing nozzle 7 passes through the front wall of the mounting groove 102, the water supply pipe 16 is connected with a connecting pipe 15, and the other end of the connecting pipe 15 is connected with the atomizing nozzle 7; The water supply device includes a clean water tank 20, which is buried below the ground surface. The clean water tank 20 is connected to a water inlet pipe 2001, and the other end of the water inlet pipe 2001 is connected to a municipal water supply pipeline. The top of the clean water tank 20 is connected to a main water pipe 21, and a booster pump 2102 and a first solenoid valve 2101 are arranged on the main water pipe 21 from top to bottom. The other end of the main water pipe 21 is connected to the water supply pipe 16 of the signal post located on the far right; When the light is red, the booster pump 2102 and the first solenoid valve 2101 receive power from the working signal of the external control system, and the water supply device pumps high-pressure water into the atomizing nozzle 7 through the water supply pipe 16 and the connecting pipe 15, and the atomizing nozzle 7 sprays water mist outward after atomization.

[0026] Preferably, the atomizing nozzle 7 is a rotating nozzle, the atomizing nozzle 7 is rotatably connected to the pile body 1 and is rotatably connected to the connecting pipe 15, and a driving component for driving the atomizing nozzle 7 to rotate is provided in the mounting groove 102; The driving assembly includes an upper bevel gear 14, which is fixedly sleeved on the rotating nozzle, a transmission rod 12 is rotatably connected to the bottom of the mounting groove 102, and a lower bevel gear 13 meshing with the upper bevel gear 14 is fixedly arranged on the top of the transmission rod 12; an annular groove 103 is provided on the front wall of the through hole 4, a rotating rod 10 is rotatably connected between the bottom and the top of the annular groove 103, and the top of the rotating rod 10 is connected to the bottom of the transmission rod 12, and at least four groups of fan blades 11 are arranged on the outside of the rotating rod 10, and the fan blades 11 in the notch of the annular groove 103 are exposed outwardly to the through hole 4; In this embodiment, when the red light is on, the exhaust fan 5 receives the working signal of the external control system and operates. The airflow generated by the exhaust fan 5 will blow the fan blades 11 to drive the rotating rod 10 to rotate continuously. The rotating rod 10 drives the transmission rod 12 to rotate. The transmission rod 12 drives the atomizing nozzle 7 to rotate through the lower bevel gear 13 and the upper bevel gear 14, so that the atomizing nozzle 7 rotates, increasing the area of ​​the water mist sprayed by the atomizing nozzle 7, making the water mist spray more uniform, reducing the dead angle covered by the water mist, and further improving the display effect of the laser light.

[0027] Preferably, a sliding groove 17 is provided in the pile body 1, and the sliding groove 17 is located between the exhaust fan 5 and the installation groove 102 and is connected to the through hole 4. A sealing plate 18 for closing the through hole 4 is provided in the sliding groove 17, and the top and bottom of the sealing plate 18 are respectively slidably connected to the installation groove 102, and the right side surface of the sealing plate 18 is spaced apart from the right side wall of the sliding groove 17, and the right side surface of the sealing plate 18 is provided with a drainage groove for collecting water mist and gathering water vapor into drops; the front wall of the sliding groove 17 is provided with an electric push rod 23 for pushing the sealing plate 18 to move, the rear wall of the sliding groove 17 is provided with a pressure relief hole 1701, and the bottom of the sliding groove 17 is provided with a drainage hole 1702 that penetrates downward, and the bottom of the pile body 1 is provided with a return water tank 19 for recovering water droplets, and the return water tank 19 is buried below the ground surface, and the top of the return water tank 19 is connected with a drainage pipe 1903, and the other end of the drainage pipe 1903 is connected with the drainage hole 1702; The top of the return water tank 19 is also connected to a secondary water pipe 22, the other end of which is connected to the main water pipe 21 and the connection is between the water pump and the first solenoid valve 2101. The secondary water pipe 22 is provided with a second solenoid valve 2201; An upper pressure sensor 1901 is provided on the top of the return water tank 19, and a lower pressure sensor 1904 is also provided on the side wall of the return water tank 19; a floating block 1902 corresponding to the upper pressure sensor 1901 and the lower pressure sensor 1904 is slidably provided on the side wall of the return water tank 19; the floating block 1902 is located between the upper pressure sensor 1901 and the lower pressure sensor 1904; In this embodiment, the electric push rod 23 in the leftmost signal post is set to push the sealing plate 18 to close the through hole 4; when the light is red, the exhaust fan 5 in the leftmost signal post sprays air containing a large amount of water mist on the drainage groove of the sealing plate 18, and the water mist gathers and condenses on the plate surface of the sealing plate 18 and gathers into drops under the influence of gravity and flows into the bottom of the sliding groove 17, and is introduced into the return water tank 19 through the drainage hole 1702 for recovery; As the water level in the return water tank 19 gradually rises, the float 1902 contacts the upper pressure sensor 1901, and the upper pressure sensor 1901 opens the second solenoid valve 2201 and closes the first solenoid valve 2101 through the external control system. At this time, the booster pump 2102 will pump the water in the return water tank 19 into the atomizing nozzle 7 through the auxiliary water pipe 22 and spray it out, which can save water resources; as the water level in the return water tank 19 gradually decreases, the float 1902 contacts the lower pressure sensor 1904, and the lower pressure sensor 1904 closes the second solenoid valve 2201 and opens the first solenoid valve 2101 through the external control system. At this time, the booster pump 2102 continues to pump the water in the clean water tank 20 into the atomizing nozzle 7 and spray it out.

[0028] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0029] The present invention is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A zebra post pedestrian signal light based on the Internet of Things, comprising a signal post, wherein the signal post comprises a post body (1), a first signal light (2) is arranged on the front side of the post body (1), and a second signal light (3) is arranged on the top of the post body (1), characterized in that: A laser transmitter (6) is arranged on the left side of the pile body (1), and a laser receiver (9) for receiving laser light is arranged on the right side of the pile body (1); an atomizing nozzle (7) for spraying water mist is also arranged on the left side of the pile body (1); a through hole (4) is provided on the left side of the pile body (1), and an exhaust fan (5) is arranged in the hole wall of the through hole (4), and the exhaust fan (5) is used to pass external air from right to left through the through hole (4); At least two groups of signal posts are arranged side by side on the ground and are connected to a road signal system. When the light is red, a laser transmitter (6) on the right signal post emits a laser to a laser receiver (9) on the left adjacent signal post. At the same time, an exhaust fan (5) and an atomizing nozzle (7) are started. The exhaust fan (5) on the left signal post can draw water mist sprayed by the atomizing nozzle (7) on the right adjacent signal post to the through hole (4), thereby generating a Tyndall effect and making the laser light visible under the water mist.

2. The zebra post pedestrian signal light based on the Internet of Things according to claim 1 is characterized in that: There are at least three groups of laser emitters (6), which are arranged in sequence from top to bottom at intervals on the left side of the pile body (1), and the laser receivers (9) correspond one to one to the laser emitters (6).

3. The zebra post pedestrian signal light based on the Internet of Things according to claim 2 is characterized in that: An alarm (8) is provided on one side of the pile body (1).

4. The zebra post pedestrian signal light based on the Internet of Things according to claim 1 is characterized in that: The pile body (1) is provided with a pipe hole (101), a water supply pipe (16) is arranged in the pipe hole (101), and a water supply device for supplying water to the water supply pipe (16) is arranged at the bottom of the water supply pipe (16); the inner wall of the pipe hole (101) is provided with a mounting groove (102), the atomizing nozzle (7) passes through the front wall of the mounting groove (102), the water supply pipe (16) is connected to a connecting pipe (15), and the other end of the connecting pipe (15) is connected to the atomizing nozzle (7).

5. The zebra post pedestrian signal light based on the Internet of Things according to claim 4 is characterized in that: The water supply device comprises a clean water tank (20), the clean water tank (20) is buried below the ground surface, the clean water tank (20) is connected to a water inlet pipe (2001), the other end of the water inlet pipe (2001) is connected to a municipal water supply pipeline, the top of the clean water tank (20) is connected to a main water pipe (21), a booster pump (2102) and a first solenoid valve (2101) are arranged on the main water pipe (21) from top to bottom, and the other end of the main water pipe (21) is connected to a water supply pipe (16) of a signal post located on the far right.

6. The zebra post pedestrian signal light based on the Internet of Things according to claim 4 is characterized in that: The atomizing nozzle (7) is a rotating nozzle, the atomizing nozzle (7) is rotatably connected to the pile body (1) and to the connecting pipe (15), and a driving component for driving the atomizing nozzle (7) to rotate is arranged in the installation groove (102).

7. The zebra post pedestrian signal light based on the Internet of Things according to claim 6 is characterized in that: The driving assembly comprises an upper bevel gear (14), the upper bevel gear (14) is fixedly sleeved on the rotating nozzle, the bottom of the mounting groove (102) is rotatably connected to a transmission rod (12), and the top of the transmission rod (12) is fixedly provided with a lower bevel gear (13) meshing with the upper bevel gear (14); an annular groove (103) is provided on the front wall of the through hole (4), a rotating rod (10) is rotatably connected between the bottom and the top of the annular groove (103), and the top of the rotating rod (10) is connected to the bottom of the transmission rod (12), and at least four groups of fan blades (11) are provided on the outside of the rotating rod (10), and the fan blades (11) located at the notch of the annular groove (103) are exposed outwardly into the through hole (4).

8. The zebra post pedestrian signal light based on the Internet of Things according to claim 1 is characterized in that: A sliding groove (17) is provided in the pile body (1), the sliding groove (17) is located between the exhaust fan (5) and the mounting groove (102) and is connected to the through hole (4), a sealing plate (18) for closing the through hole (4) is provided in the sliding groove (17), the top and bottom of the sealing plate (18) are respectively slidably connected to the mounting groove (102), the right side surface of the sealing plate (18) is spaced from the right side wall of the sliding groove (17), and a drainage groove for collecting water mist and gathering water vapor into droplets is provided on the right side surface of the sealing plate (18); The front wall of the moving groove (17) is provided with an electric push rod (23) for pushing the sealing plate (18) to move, the rear wall of the sliding groove (17) is provided with a pressure relief hole (1701), the bottom of the sliding groove (17) is provided with a drainage hole (1702) penetrating downward, and the bottom of the pile body (1) is provided with a return water tank (19) for recovering water droplets, the return water tank (19) is buried below the ground surface, the top of the return water tank (19) is connected to a drainage pipe (1903), and the other end of the drainage pipe (1903) is connected to the drainage hole (1702).

9. The zebra post pedestrian signal light based on the Internet of Things according to claim 8, characterized in that: The top of the return water tank (19) is also connected to a secondary water pipe (22), the other end of which is connected to the main water pipe (21) and the connection is between the water pump and the first solenoid valve (2101), and a second solenoid valve (2201) is provided on the secondary water pipe (22).

10. The zebra post pedestrian signal light based on the Internet of Things according to claim 9, characterized in that: An upper pressure sensor (1901) is arranged on the top of the return water tank (19), and a lower pressure sensor (1904) is also arranged on the side wall of the return water tank (19); a floating block (1902) corresponding to the upper pressure sensor (1901) and the lower pressure sensor (1904) is slidably arranged on the side wall of the return water tank (19); the floating block (1902) is located between the upper pressure sensor (1901) and the lower pressure sensor (1904).

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