CN107190669A - Pavement is held up traffic post - Google Patents

Abstract

The invention provides a sidewalk traffic blocking post, which comprises a polypropylene main pile body, a stainless steel base pile body with a hollow cavity, and a plurality of fixed legs arranged at the bottom of the stainless steel base pile body, and the fixed legs One end of the main pile body is fixedly connected to the bottom of the stainless steel base pile body, the other end of the fixed leg is provided with a protruding anchor head, and the bottom of the main polypropylene pile body is fixedly arranged in the hollow of the stainless steel base pile body In the mold cavity, the top end of the polypropylene main pile body is arranged outside the hollow mold cavity of the stainless steel base pile body. The sidewalk traffic blocking bollard is firmly fixed, has strong weather resistance and can effectively reduce accidents caused by accidental collisions of pedestrians, and the material is environmentally friendly and recyclable.

Description

sidewalk bollard

technical field

The invention relates to a vehicle device, in particular to a sidewalk traffic blocking column.

Background technique

The car stopper, also known as the car stopper, is a traffic facility technology imported from abroad. It is a control device that blocks and restricts the passage of motor vehicles. With the continuous progress of society, the technology of car stoppers is becoming more and more advanced. At present In other words, there are many types of car blocking piles. However, most of the existing car-stopping piles are made of iron pipes sprayed with paint on the outside and installed by fixing the bottom flange with expansion bolts. This type of car-stopping piles has poor weather resistance and is easy to be replaced. It becomes a hidden danger for pedestrians, and it is not suitable for no one to notice when the light is dark at night, causing people to accidentally bump into the blocking pile and get injured.

In order to solve the above existing problems, people have been seeking an ideal technical solution.

Contents of the invention

The object of the present invention is to provide a sidewalk traffic blocking post to address the deficiencies of the prior art.

In order to achieve the above object, the technical solution adopted by the present invention is: a sidewalk traffic blocking column, which includes a polypropylene main pile body, a stainless steel base pile body with a hollow cavity, and a pile body arranged on the stainless steel base pile body. A plurality of fixed legs at the bottom, one end of the fixed leg is fixedly connected with the bottom of the stainless steel base pile body, the other end of the fixed leg is provided with a protruding anchor head, and the bottom of the polypropylene main pile body is fixed It is arranged in the hollow cavity of the stainless steel foundation pile body, and the top end of the polypropylene main pile body is arranged outside the hollow cavity of the stainless steel foundation pile body.

Based on the above, the polypropylene main pile body includes a first solid section, a second solid section, a polypropylene elastic connecting rod and a hollow section integrally arranged on the upper end of the second solid section, the first solid section and the The second solid section is connected by the polypropylene elastic connecting rod, a plurality of compression springs are arranged between the first solid section and the second solid section, a solar panel is arranged on the top of the hollow section, and the The side walls of the hollow section are respectively provided with a controller, a buzzer, an LED flash, a warning reflective tape and a collision sensor, and the controller controls the buzzer according to the collision signal detected by the collision sensor.

Based on the above, the side wall of the hollow section is respectively provided with a buzzer installation hole, an LED flash lamp installation hole and a collision sensor installation hole, the buzzer is arranged in the buzzer installation hole, and the LED flash lamp is set In the installation hole of the LED flash lamp, the collision sensor is arranged in the installation hole of the collision sensor.

Based on the above, the first solid section and the stainless steel base pile body are respectively provided with pin holes, and pins are provided in the pin holes.

Based on the above, the length of the first entity segment is greater than the length of the second entity segment.

Based on the above, the length of the stainless steel base pile body is less than the length of the polypropylene main pile body.

Based on the above, a storage battery is also arranged inside the hollow section.

Based on the above, the top of the first solid section and the bottom of the second solid section are respectively provided with compression spring installation grooves, and the two ends of the compression spring are respectively arranged in the compression spring installation grooves.

Based on the above, the bottoms of the compression spring installation grooves are respectively fixedly provided with piezoelectric sheets.

Based on the above, the bottoms of the compression spring installation grooves are respectively fixed with piezoelectric crystal micro power generating devices.

Based on the above, the piezoelectric crystal micro power generation device includes: a power generation base, a frequency conversion mechanism and a power generation mechanism; In contact with the power generation base, the frequency conversion mechanism and the power generation mechanism are arranged in parallel to each other;

The frequency conversion mechanism includes an upper planar spring, an upper surface permanent magnet, a permanent magnet support platform and a lower surface permanent magnet, and the two ends of the upper planar spring are respectively connected to the top of the power generation base and the permanent magnet support platform , the upper surface permanent magnet and the lower surface permanent magnet are respectively located on the upper and lower sides of the permanent magnet support platform and vibrate up and down in the vertical direction;

The power generating mechanism includes a piezoelectric crystal, metal electrodes, an elastic support layer and a soft magnetic metal layer; one end of the elastic support layer is fixed inside the power generation base, and the other end of the elastic support layer is provided with the A soft magnetic metal layer, the piezoelectric crystal is arranged on the elastic supporting layer, and the metal electrode is arranged on the piezoelectric crystal.

Compared with the prior art, the present invention has outstanding substantive features and significant progress. Specifically, the present invention changes the existing pavement traffic-blocking pillars into a flexible polypropylene main pile at the upper part and a protruding pile at the lower part. The stainless steel base pile body with the out-of-the-box anchor head can effectively reduce accidents caused by accidental collisions of pedestrians. At the same time, by setting a collision sensor and a buzzer that can actively send out a distress signal on the sidewalk traffic blocking post, the sidewalk traffic blocking post can actively send an on-site distress signal to pedestrians according to the impact signal collected by the collision sensor, so that the wounded can be found by pedestrians in time . In addition, the pavement traffic blocking bollard also has the advantages of firm fixation, strong weather resistance, environmentally friendly and recyclable materials, and the like.

Description of drawings

Fig. 1 is a schematic structural view of a sidewalk traffic blocking column provided by the present invention.

Fig. 2 and Fig. 3 are schematic diagrams of the structure of the polypropylene main pile in the sidewalk traffic blocking post provided by the present invention.

Fig. 4 is a schematic diagram of the structure of the stainless steel base pile in the sidewalk traffic blocking column provided by the present invention.

Fig. 5 is a schematic diagram of installation of the sidewalk traffic blocking pole provided by the present invention on the ground.

Fig. 6 is a side sectional view of the piezoelectric crystal miniature power generation device in the sidewalk traffic barrier provided by the present invention.

Fig. 7 is a top view of the piezoelectric crystal miniature power generation device in the sidewalk traffic barrier provided by the present invention.

Fig. 8 is a top view of the power generating mechanism in the sidewalk traffic blocking column provided by the present invention.

In the figure: 1. Stainless steel base pile body; 2. Polypropylene main pile body; 3. Fixed legs; 4. Anchoring head; 5. Warning reflective tape; 6. LED flashlight; 7. Solar panel; 8. Buzzer 9. Pin; 10. Cement clot; 11. Collision sensor; 12. Compression spring installation slot; 13. Pin hole; 14. Buzzer installation hole; 15. LED flash installation hole; 16. Collision sensor installation hole ; 17, the first solid section; 18, polypropylene elastic connecting rod; 19, the second solid section; 20, the hollow section; 21, the compression spring; 22, the power generation substrate; 23, the frequency conversion mechanism; 26, upper surface permanent magnet; 27, permanent magnet support platform; 28, lower surface permanent magnet; 29, soft magnetic metal layer; 30, piezoelectric crystal; 31, metal electrode; 32, elastic support layer.

detailed description

The technical solutions of the present invention will be described in further detail below through specific implementation methods.

Example 1

As shown in Fig. 1, this embodiment provides a sidewalk traffic blocking post, which includes a stainless steel base pile body 1 with a hollow cavity and three fixed legs 3 fixedly arranged at the bottom of the stainless steel base pile body 1, so that One end of the fixed leg 3 is fixedly connected to the bottom of the stainless steel base pile body 1 , and the other end of the fixed leg 3 is provided with three protruding anchor heads 4 .

A solid polypropylene main pile body 2 is fixedly arranged in the hollow cavity of the stainless steel base pile body 1 , and the top end of the polypropylene main pile body 2 protrudes from the stainless steel base pile body 1 . Specifically, as shown in Fig. 2 and Fig. 3, the polypropylene main pile body 2 includes a first solid section 17, a second solid section 19, a polypropylene elastic connecting rod 18 and an integrally disposed on the second solid section 19. The hollow section 20 at the upper end. The first solid section 17 and the second solid section 19 are fixedly connected by the polypropylene elastic connecting rod 18 . The top of the first solid section 17 and the bottom of the second solid section 19 are respectively provided with compression spring installation grooves 12 , and compression springs 21 are arranged in the compression spring installation grooves 12 .

The top of the hollow section 20 is provided with a solar panel 7, and the side walls of the hollow section 20 are respectively provided with a buzzer installation hole 14, an LED flash light installation hole 15, and a collision sensor installation hole 16. A buzzer 8 is fixedly arranged in the hole 14 , an LED flashlight 6 is fixedly arranged in the installation hole of the LED flashlight 15 , and a collision sensor 11 is fixedly arranged in the installation hole 16 of the collision sensor. A warning reflective tape 5 is also pasted on the side wall of the hollow section 20 . For precise control, a controller is also arranged in the hollow section 20 , and the controller controls the buzzer 8 . In order to store electric energy, a storage battery is also arranged in the hollow section.

In order to fix firmly and prevent vehicles from entering the sidewalk, pin holes 13 are respectively set on the first solid section 17 and the stainless steel base pile body 1, and pins 9 are set in the pin holes 13, while the The length of the first solid section 17 is greater than the length of the second solid section 19, and the length of the stainless steel base pile body 1 is less than the length of the polypropylene main pile body 2. When installing the sidewalk traffic blocking column, it is necessary Place half of the height of the stainless steel base pile body 1 on the ground.

Specifically, as shown in FIG. 4 and FIG. 5 , the pavement traffic blocking column is fixed through the cooperation of the stainless steel base pile body 1 and the three protruding anchor heads 4 with the cement clot 10 . The specific installation steps are as follows:

First drill a hole on the ground, then place the sidewalk traffic blocking post in the borehole, control the height of the stainless steel base pile body 1 out of the ground to half its height, straighten the sidewalk traffic blocking post and move toward the drill hole. Cement is filled in the hole, and after the cement is completely solidified, the installation and fixation of the sidewalk traffic blocking column is completed.

Example 2

This embodiment provides a sidewalk traffic blocking post, the specific structure of which is roughly the same as that in Embodiment 1, the difference is that the sidewalk traffic blocking post provided in this embodiment also includes a piezoelectric crystal miniature power generation device, and the piezoelectric crystal The transistor miniature power generation device is fixedly arranged at the bottom of the mounting groove 12 of the compression spring.

Specifically, as shown in Fig. 6, Fig. 7 and Fig. 8, the piezoelectric crystal micro power generation device includes a power generation base 22, a frequency conversion mechanism 23 and a group of power generation mechanisms 24, wherein the frequency conversion mechanism 23 is fixedly arranged on the The top of the power generation base 22, the power generation mechanism 24 is fixed inside the power generation base 22 and is in contact with the power generation base 22, and the frequency conversion mechanism 23 and the power generation mechanism 24 are arranged parallel to each other. The power generation substrate 22 is a rectangular structure without a top, made of aluminum material, wherein the bottom surface is square, the side length is 3mm, the height is 1.75mm, and the thickness of the substrate is 200 microns.

As shown in Fig. 6 and Fig. 7, described frequency conversion mechanism 23 comprises four upper layer planar springs 25, upper surface permanent magnet 26, permanent magnet supporting platform 27 and lower surface permanent magnet 28, wherein four described upper layer planar springs 25 It is a centrally symmetrical S-shaped structure, and the two ends of the upper planar spring 25 are respectively connected to the top of the power generation base 22 and the permanent magnet support platform 27 . The upper surface permanent magnet 26 and the lower surface permanent magnet 28 are respectively located on the upper and lower sides of the permanent magnet support platform 27 and vibrate up and down in the vertical direction. The upper planar spring 25 has a thickness of 15 microns and a width of 200 microns. Both the upper surface permanent magnet 26 and the lower surface permanent magnet 28 are cylindrical structures with a diameter of 1.2 mm and a height of 250 microns.

The diameter of the permanent magnet support platform 27 is greater than or equal to the radius of the upper surface permanent magnet 26 or the lower surface permanent magnet 28 . The thickness of the permanent magnet supporting platform 27 is the same as that of the upper planar spring 25 and is made of glass.

As shown in FIG. 8, the power generating mechanism 24 includes a soft magnetic metal layer 29, a piezoelectric crystal 30, a metal electrode 31, and an elastic support layer 32, wherein one end of the elastic support layer 32 is fixed inside the power generation base 22 The soft magnetic metal layer 29 is provided on the upper surface of the other end of the elastic support layer 32, and the upper and lower surfaces of the piezoelectric crystal 30 are fixedly connected to the metal electrode 31 and the elastic support layer 32, respectively. The vertical distance between the side of the piezoelectric crystal 30 and the side of the power generation substrate 22 is 100 microns, and the vertical distance between the side of the piezoelectric crystal 30 and the side of the soft magnetic metal layer 29 is 100 microns. The soft magnetic metal layer 29 has a cuboid structure with a length and width of 300 microns and a thickness of 40 microns, and is made of metallic material nickel.

The position of the soft magnetic metal layer 29 is within the projection range of the vertical direction of the lower surface permanent magnet 28 and the vertical effective area of the soft magnetic metal layer 29 is smaller than the vertical direction of the lower surface permanent magnet 28 Effective area. The piezoelectric crystal 30 has a length of 1 mm, a width of 300 microns, and a thickness of 40 microns, and is made of lead zirconate titanate. The metal electrode 31 has a thickness of 30 microns and is made of Ti metal film. The elastic support layer 32 is a rectangular parallelepiped structure with a thickness of 1.5 mm, a length of 300 microns, and a width of 40 microns. The elastic support layer 32 is made of metal material Pt.

The working process of using the piezoelectric crystal micro power generation device to generate electricity is as follows:

Firstly, when the structure composed of the upper planar spring 25, the upper surface permanent magnet 26 and the lower surface permanent magnet 28 is subjected to impact vibration, especially the vibration perpendicular to the plane where the upper planar spring 25 is located, The upper surface permanent magnet 26 and the lower surface permanent magnet 28 vibrate, and the lower surface permanent magnet 28 attracts the soft magnetic metal layer 29 below, thereby passing through the upper surface permanent magnet 26 and the lower surface. The vibration of the surface permanent magnet 28 can drive the vibration of the soft magnetic metal layer 29 below.

Then, since the soft magnetic metal layer 29 is connected to the elastic supporting layer 32 , the elastic supporting layer 32 vibrates. Since the resonance frequency of the elastic support layer 32 is higher, the purpose of frequency conversion can be achieved, and the vibration of the elastic support layer 32 drives the stretching or compression of the piezoelectric crystal 30 . According to the positive piezoelectric effect of the material, the metal electrode 31 and the elastic support layer 32 continuously absorb or release electric charges of opposite electrical properties. When connected to an external circuit, the freely released charges move back and forth in the circuit to form an alternating current. current, so as to achieve the purpose of generating electricity.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them; although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: the present invention can still be Modifications to the specific implementation of the invention or equivalent replacement of some technical features; without departing from the spirit of the technical solution of the present invention, should be included in the scope of the technical solution claimed in the present invention.

Claims (10)

1. A sidewalk traffic blocking post is characterized in that it comprises a polypropylene main pile body, a stainless steel base pile body with a hollow cavity and a plurality of fixed legs arranged at the bottom of the stainless steel base pile body, so One end of the fixed leg is fixedly connected to the bottom of the stainless steel base pile, the other end of the fixed leg is provided with a protruding anchor head, and the bottom of the polypropylene main pile is fixed on the stainless steel base pile In the hollow cavity of the body, the top end of the polypropylene main pile body is arranged outside the hollow cavity of the stainless steel base pile body. 2. The traffic blocking post for sidewalks according to claim 1, wherein the main pile body of polypropylene comprises a first solid section, a second solid section, a polypropylene elastic connecting rod, and is integrally arranged on the second solid section The hollow section at the upper end of the section, the first solid section and the second solid section are connected by the polypropylene elastic connecting rod, and a plurality of compression joints are arranged between the first solid section and the second solid section spring, the top of the hollow section is provided with a solar panel, and the side walls of the hollow section are respectively provided with a controller, a buzzer, an LED flash, a warning reflective tape and a collision sensor, and the controller controls the buzzer device. 3. The sidewalk traffic blocking post according to claim 2, wherein the side walls of the hollow section are respectively provided with buzzer installation holes, LED flash light installation holes and collision sensor installation holes, and the buzzer is set In the installation hole of the buzzer, the LED flashlight is arranged in the installation hole of the LED flashlight, and the collision sensor is arranged in the installation hole of the collision sensor. 4. The traffic blocking bollard for sidewalks according to claim 3, characterized in that, the first solid section and the stainless steel base pile are respectively provided with pin holes, and pins are provided in the pin holes. 5. The sidewalk traffic blocking pole according to claim 4, wherein the length of the first solid section is greater than the length of the second solid section. 6 . The sidewalk traffic blocking post according to claim 5 , wherein the length of the stainless steel base pile body is shorter than the length of the polypropylene main pile body. 7 . 7. The sidewalk traffic blocking pole according to claim 6, wherein a storage battery is also arranged inside the hollow section. 8. The sidewalk traffic blocking post according to claim 7, characterized in that, the top of the first solid section and the bottom of the second solid section are respectively provided with compression spring mounting grooves, and the two ends of the compression spring respectively arranged in the mounting grooves of the compression springs. 9. The sidewalk vehicle blocking pole according to claim 8, characterized in that, the bottoms of the compression spring installation grooves are respectively fixed with piezoelectric crystal miniature power generation devices. 10. The sidewalk traffic blocking pole according to claim 9, wherein the piezoelectric crystal miniature power generation device comprises: a power generation base, a frequency conversion mechanism and a power generation mechanism; the frequency conversion mechanism is fixedly arranged on the top of the power generation base , the power generation mechanism is fixedly arranged inside the power generation base and is in contact with the power generation base, and the frequency conversion mechanism and the power generation mechanism are arranged in parallel with each other; The frequency conversion mechanism includes an upper planar spring, an upper surface permanent magnet, a permanent magnet support platform and a lower surface permanent magnet, and the two ends of the upper planar spring are respectively connected to the top of the power generation base and the permanent magnet support platform , the upper surface permanent magnet and the lower surface permanent magnet are respectively located on the upper and lower sides of the permanent magnet support platform and vibrate up and down in the vertical direction; The power generating mechanism includes a piezoelectric crystal, metal electrodes, an elastic support layer and a soft magnetic metal layer; one end of the elastic support layer is fixed inside the power generation base, and the other end of the elastic support layer is provided with the A soft magnetic metal layer, the piezoelectric crystal is arranged on the elastic supporting layer, and the metal electrode is arranged on the piezoelectric crystal.