Construction paver for EPDM (Ethylene-Propylene-Diene Monomer) breathable plastic playground

By using the defoaming extruder and the paving molding part together, air bubbles are eliminated and the parts are extruded and molded. Combined with the automatic compaction and flatness detection of the joint injection parts, the problems of uneven density and difficult jointing in the existing technology are solved, and high-quality plastic sports field paving is achieved.

CN120889181AActive Publication Date: 2025-11-04SHANXI FIRST CONSTR GROUP
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Patent Information

Application Number
CN202511443056.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-10-10
Publication Date
2025-11-04
Estimated Expiration
2045-10-10

AI Technical Summary

Technical Problem

Existing EPDM permeable plastic sports field construction pavers are not convenient for direct extrusion molding and paving, resulting in uneven paving density, uneven surface, and difficulty in compaction and bonding at joints, which affects the quality of the track.

Method used

The system uses a combination of defoaming extruders and paving forming parts. It eliminates air bubbles through an extrusion auger, and uses the gap between the forming compaction plate and the ground to compress and form the paving. At the same time, the joint glue injection part automatically compacts and adds glue at the joint, and the flatness detection part detects the paving flatness.

Benefits of technology

It improved the paving density and smoothness, ensured the bonding quality at the joints, and achieved efficient paving and smoothness inspection of plastic granules, thus improving the construction quality of the runway.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of plastic paving, and discloses a construction paver of an EPDM breathable plastic playground, which comprises a material loading output part, a row of bubble removal extrusion pieces are mounted on the material loading output part, a paving forming part is fixedly mounted on the material loading output part, and the paving forming part is used for forming plastic particles extruded by the material loading output part. Plastic edge forming parts are installed on the two sides of the paving forming part respectively, and connecting glue injection parts are fixedly installed on the two sides of the paving forming part respectively and can conduct automatic compaction and glue supplementing and bonding on the connecting position, and the connecting quality is guaranteed; the construction paver solves the problems that an existing construction paver of an EPDM breathable plastic playground is inconvenient to directly extrude, mold and pave, depends on a spreading mode and is matched with manual compaction and leveling, the density is poor, the surface is not smooth enough, defoaming work is inconvenient to achieve, and local bubbles can directly influence the smoothness and uniformity of a runway.
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Description

Technical Field

[0001] This invention relates to the field of plastic paving technology, specifically to a construction paver for EPDM permeable plastic sports fields. Background Technology

[0002] During the construction of sports fields, EPDM plastic granules are usually laid after the concrete base is completed. EPDM plastic running tracks have excellent shock absorption and other properties. Its porous structure makes it more breathable and easy to drain. During construction, the plastic granules need to be mixed with adhesive and spread on the field. The construction of plastic running tracks is based on asphalt or cement, and the base construction is roughly the same as road construction. The flatness of the base surface is required to ensure that the thickness of the plastic surface layer is consistent and the elasticity is uniform.

[0003] Currently, EPDM permeable plastic sports field construction pavers are not suitable for direct extrusion molding and paving. They rely on spreading and manual compaction to level the surface. The resulting density is uneven, the surface is not smooth, and it is not easy to defoam. Localized air bubbles will directly affect the flatness of the track. In addition, the structure itself is not suitable for paving joint injection and compaction reinforcement. When joining with the paving section, the original section will solidify, affecting the integrity of the joint and thus affecting the quality of the track after paving.

[0004] Therefore, we propose a construction paver for EPDM permeable plastic sports fields. Summary of the Invention

[0005] The purpose of this invention is to provide a construction paver for EPDM permeable plastic sports fields to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, the present invention provides the following technical solution: a construction paver for EPDM permeable plastic sports field, comprising a material output section, an extrusion part for removing bubbles installed on the material output section, and a paving and forming section installed on the material output section, the paving and forming section being used to form plastic granules extruded from the material output section. Plastic edge forming parts are installed on both sides of the paving and forming section; The paving and forming section has joint injection components installed on both sides. The side of the joint injection component is attached to the plastic edge forming component. The joint injection component is used to compact and inject glue at the joint of the plastic granule edge. The paving and forming section is equipped with a flat bonding component, and the flat bonding component is equipped with a flatness detection component. The flatness detection component is used to detect the compaction and flatness of the plastic paving. The material output section includes a frame, a material box, and discharge holes. The material box is bolted to the frame, and a row of discharge holes are provided on the material box.

[0007] The preferred load output part further comprises an extrusion nozzle, the bottom of the load tank is fixedly provided with the extrusion nozzle, the extrusion nozzle is a through rectangular port structure, and the extrusion nozzle is used for discharging and paving the plastic particles; four rollers are rotatably arranged on the frame; and a handle is arranged on the frame.

[0008] The preferred bubble-removing extrusion part comprises a bubble-removing driving motor, mixed stirring rods and an extrusion auger, the bubble-removing driving motor is fixedly arranged above the load tank, the output shaft of the bubble-removing driving motor penetrates through the load tank, three rows of mixed stirring rods are fixedly arranged on the outer side of the output shaft of the bubble-removing driving motor, the extrusion auger is fixedly arranged on the output shaft of the bubble-removing driving motor, two circles of through holes are arranged on the extrusion auger, the two circles of through holes on the extrusion auger are used for eliminating bubbles when the extrusion auger rotates to extrude the plastic particles, and the extrusion auger is arranged in the discharge hole.

[0009] The preferred paving and forming part comprises a threaded connection plate, slide shaft connection plates, a height adjusting screw rod, a forming and compacting plate and an indicator light, the front side of the load tank is fixedly provided with the threaded connection plate through bolts, two slide shaft connection plates are fixedly arranged on the front side of the load tank through bolts, the height adjusting screw rod is threadedly connected to the threaded connection plate, the forming and compacting plate is slidably arranged on the two slide shaft connection plates through two slide shafts at the top of the forming and compacting plate, the height adjusting screw rod is rotatably arranged at the top of the forming and compacting plate, the interval between the forming and compacting plate and the ground is used for extruding the plastic particles, the indicator light is fixedly arranged on the threaded connection plate, and the side surface of the forming and compacting plate is slidably attached to the extrusion nozzle.

[0010] The preferred plastic edge forming part comprises a slide mounting plate, an attaching plate and attaching springs, the side surface of the forming and compacting plate is fixedly connected to one end of the slide mounting plate through bolts, the other end of the slide mounting plate is connected to the side surface of the extrusion nozzle through bolts, the slide mounting plate is slidably inserted with the attaching plate, the attaching plate is slidably attached to the side surface of the forming and compacting plate, the attaching plate is in an “L” shape structure, the slide mounting plate is fixedly connected to one end of the two attaching springs, and the other ends of the two attaching springs are respectively connected to the attaching plate.

[0011] The preferred joint injection glue part comprises an injection glue mounting shell, an extrusion plate and a flow limiting cotton pad, the injection glue mounting shell is fixedly arranged on the forming and compacting plate, the extrusion plate is slidably arranged in the injection glue mounting shell, the side surface of the extrusion plate is attached to the attaching plate, the extrusion plate is provided with a through groove, the flow limiting cotton pad is fixedly arranged in the through groove of the extrusion plate, the flow limiting cotton pad is in communication with the injection glue mounting shell through the through groove of the extrusion plate, and the flow limiting cotton pad is used for absorbing glue liquid in the injection glue mounting shell.

[0012] The preferred joint injection glue part further comprises an extrusion driving motor, springs and a cam, the extrusion driving motor is fixedly arranged on the side surface of the injection glue mounting shell, the output shaft of the extrusion driving motor is fixedly arranged with the cam, the cam is attached to the extrusion plate, one end of the two springs in the injection glue mounting shell is fixedly connected, and the other ends of the two springs are respectively fixedly arranged on the top of the extrusion plate.

[0013] Preferably, the flat fitting piece comprises a flat fitting plate, a guide sliding shaft and a limiting ring, a row of flat fitting plates are slidingly arranged, the flat fitting plates are respectively slidingly installed at the bottom of the forming and compacting plate, the guide sliding shafts are respectively fixedly installed on the flat fitting plates, the limiting rings are respectively sleeved on the guide sliding shafts, and the guide sliding shafts are slidingly installed on the forming and compacting plate.

[0014] Preferably, the flat fitting piece further comprises a surface spring, the surface spring is sleeved on the guide sliding shaft, and the surface spring is located between the flat fitting plate and the forming and compacting plate.

[0015] Preferably, the flat detection piece comprises a flat detection lower plate, a detection upper plate, a reset tension spring and a micro switch, the flat detection lower plate is slidingly installed on the guide sliding shaft, the flat detection lower plate is located below the limiting ring, the detection upper plate is slidingly installed on the guide sliding shaft, the detection upper plate is located above the limiting ring, the two reset tension springs are fixedly connected between the flat detection lower plate and the detection upper plate, the micro switch is fixedly installed on the detection upper plate, and the micro switch is electrically connected with the indicating lamp.

[0016] Compared with the prior art, the present application has the following advantages: The present application adopts a bubble removing extrusion piece to extrude and discharge the plastic particles, increases the pressure to assist in improving the paving density, and sets two circles of through holes on the extrusion auger to extrude and discharge the bubbles in the particles during the discharging process, thereby improving the paving quality. Meanwhile, the present structure adopts a paving forming part to cooperate with a load output part to discharge the plastic particles, directly extrudes and forms, uses the interval space formed between the forming and compacting plate and the ground, and adopts an extrusion filling mode, so that the compactness is better and the density uniformity is better.

[0017] The butt joint glue injection piece automatically compacts and fills glue at the butt joint to ensure the butt joint quality. The fitting plate adopts an "L" shaped structure, can make the auxiliary plastic particle forming edge on the ground neat, automatically slides on the top of the adjacent plastic surface, and fits and levels at the butt joint to ensure the butt joint flatness.

[0018] The flat detection piece can detect the flatness of the plastic particles and the flatness of each position in the transverse direction during paving, improve the paving quality, avoid the problem of accumulated water caused by the uneven plastic paving surface in the subsequent use process, and can assist the staff to quickly obtain the flatness. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structure schematic view of the whole of the present application; Figure 2 It is a structure schematic view of the bottom of the present application; Figure 3 It is a structure schematic view of the front side of the present application; Figure 4 It is a structure sectional view of the inside of the present application; Figure 5 Structure diagram of the load output part in the present application; Figure 6 Structure diagram of the bubble removing extruding part in the present application; Figure 7 Structure diagram of the paving forming part in the present application; Figure 8 Structure diagram of the Figure 3 Structure diagram of the A area in the present application; Figure 9 Structure diagram of the stubble connecting glue injecting part in the present application; Figure 10 Structure diagram of the stubble connecting glue injecting part in the present application; Figure 11 Structure diagram of the flat attaching part in the present application; Figure 12 Structure diagram of the Figure 4 Structure diagram of the B area in the present application;

[0020] In the figure: 1, load output part; 101, vehicle frame; 102, load box; 1021, discharge hole; 103, extruding nozzle; 2, bubble removing extruding part; 201, bubble removing driving motor; 202, mixing stirring rod; 203, extruding auger; 3, paving forming part; 301, screw thread connecting plate; 3011, sliding shaft connecting plate; 302, height adjusting screw rod; 303, forming compacting plate; 304, indicating lamp; 4, plastic edge forming part; 401, sliding installation plate; 402, attaching plate; 403, attaching tension spring; 5, stubble connecting glue injecting part; 501, glue injecting installation shell; 502, extruding plate; 5021, flow limiting cotton pad; 503, extruding driving motor; 504, tension spring; 505, cam; 6, flat attaching part; 601, flat attaching plate; 602, guiding sliding shaft; 6021, limiting ring; 603, surface attaching spring; 7, flat detecting part; 701, flat detecting lower plate; 7011, detecting upper plate; 702, reset tension spring; 703, micro switch. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work belong to the protection scope of the present application.

[0022] Please refer to Figures 1-12 shown in the figure: The application provides a technical scheme: a construction paving machine for EPDM breathable plastic sports ground, which comprises a material output part 1, a bubble removing extrusion part 2 installed on the material output part 1, a paving forming part 3 installed on the material output part 1, the paving forming part 3 being used for forming the plastic particles extruded by the material output part 1, plastic edge forming parts 4 installed on both sides of the paving forming part 3, stubble glue injection parts 5 installed on both sides of the paving forming part 3, the stubble glue injection parts 5 being attached to the plastic edge forming parts 4, the stubble glue injection parts 5 being used for compacting and injecting glue at the stubble edges of the plastic particles, a flat attaching part 6 installed on the paving forming part 3, a flat detecting part 7 installed on the flat attaching part 6, the flat detecting part 7 being used for detecting the compactness and flatness of the plastic paving, and the material output part 1 comprising a frame 101, a material box 102 and a discharge hole 1021, the frame 101 being provided with the material box 102 through bolt installation, and the material box 102 being provided with a row of discharge holes 1021.

[0023] The load output part 1 further comprises an extrusion nozzle 103, the extrusion nozzle 103 is fixedly installed at the bottom of the load tank 102, the extrusion nozzle 103 is a through rectangular port structure, and the extrusion nozzle 103 is used for discharging and paving plastic particles; four rollers are rotatably installed on the vehicle frame 101, and a handle is arranged on the vehicle frame 101; the bubble removing extrusion part 2 comprises a bubble removing driving motor 201, mixed stirring rods 202 and an extrusion auger 203; the bubble removing driving motor 201 is fixedly installed above the load tank 102, the output shaft of the bubble removing driving motor 201 penetrates through the load tank 102, three rows of mixed stirring rods 202 are fixedly installed on the outer side of the output shaft of the bubble removing driving motor 201, the extrusion auger 203 is fixedly installed on the output shaft of the bubble removing driving motor 201, two circles of through holes are formed in the extrusion auger 203, the two circles of through holes in the extrusion auger 203 are used for eliminating bubbles when the extrusion auger 203 rotates to extrude plastic particles, and the extrusion auger 203 is located inside the discharge hole 1021; the paving forming part 3 comprises a threaded connection plate 301, slide shaft connection plates 3011, a height adjusting screw 302, a forming compacting plate 303 and an indicator light 304; the threaded connection plate 301 is fixedly installed on the front side of the load tank 102 through bolts, two slide shaft connection plates 3011 are fixedly installed on the front side of the load tank 102 through bolts, the height adjusting screw 302 is threadedly connected to the threaded connection plate 301, the forming compacting plate 303 is slidingly installed on the two slide shaft connection plates 3011 through two slide shafts at the top, the height adjusting screw 302 is rotatably installed at the top of the forming compacting plate 303, the interval between the forming compacting plate 303 and the ground is used for extruding plastic particles, the indicator light 304 is fixedly installed on the threaded connection plate 301, and the side surface of the forming compacting plate 303 is slidingly attached to the extrusion nozzle 103; the plastic particles are extruded and discharged by using the bubble removing extrusion part 2, the paving density is improved by increasing the pressure, the paving quality is ensured, the two circles of through holes are arranged in the extrusion auger 203, the bubbles in the particles are extruded and discharged in the particle discharging process, the paving quality is improved, the plastic particles are directly extruded and formed by using the paving forming part 3 and the load output part 1, and manual compaction and other work are not needed; the interval space between the forming compacting plate 303 and the ground is used for directly filling the plastic particles extruded through the extrusion nozzle 103, one-time paving is realized, the extrusion filling mode is adopted, the compactness is better, the density uniformity is better, and the use is more convenient; the plastic particles discharged from the extrusion nozzle 103 are directly injected into the forming compacting plate 303, the cavity between the forming compacting plate 303 and the ground is matched, the material can be uniformly paved on the ground, the forming compacting plate 303 moves at the bottom of the plastic particles with the vehicle frame 101, the material is smoothed, the height of the forming compacting plate 303, that is, the plastic paving height, can be driven and adjusted by rotating the height adjusting screw 302, and the paving quality of the plastic particles can be optimized.

[0024] The plastic edge forming piece 4 includes a sliding mounting plate 401, a fitting plate 402 and a fitting tension spring 403. One end of the sliding mounting plate 401 is fixedly installed on the side of the forming and compacting plate 303 through a bolt, and the other end of the sliding mounting plate 401 is connected to the side of the extrusion nozzle 103 through a bolt. The fitting plate 402 is slidably inserted into the inner side of the sliding mounting plate 401, and the inner side of the fitting plate 402 is slidably attached to the side of the forming and compacting plate 303. The fitting plate 402 has an "L" shape structure. The sliding mounting plate 401 is fixedly connected to one end of the two fitting tension springs 403, and the other end of the two fitting tension springs 403 is respectively connected to the fitting plate 402. The fitting plate 402 is used to prevent the overflow of the extruded plastic particles on the side of the forming and compacting plate 303. The joint injection glue piece 5 includes an injection glue installation shell 501, an extrusion plate 502 and a flow limiting cotton pad 5021. The injection glue installation shell 501 is fixedly installed on the forming and compacting plate 303. The extrusion plate 502 is slidably installed in the injection glue installation shell 501. The extrusion plate 502 is attached to the fitting plate 402. A through groove is formed in the extrusion plate 502. The flow limiting cotton pad 5021 is fixedly installed in the through groove of the extrusion plate 502. The flow limiting cotton pad 5021 is in communication with the injection glue installation shell 501 through the through groove of the extrusion plate 502. The flow limiting cotton pad 5021 is used to absorb the glue liquid in the injection glue installation shell 501. The joint injection glue piece 5 further includes an extrusion driving motor 503, a tension spring 504 and a cam 505. The extrusion driving motor 503 is fixedly installed on the side of the injection glue installation shell 501. The output shaft of the extrusion driving motor 503 is fixedly installed with the cam 505. The cam 505 is attached to the extrusion plate 502. The inner wall of the injection glue installation shell 501 is fixedly connected to one end of the two tension springs 504. The other end of the two tension springs 504 is respectively fixedly installed on the top of the extrusion plate 502. The joint injection glue piece 5 of the structure can effectively optimize the current paving process. In the plastic runway paving work, the paving width is limited, and multiple back-and-forth paving is usually required. The joint injection glue piece 5 automatically compacts and supplements glue bonding at the joint. The plastic edge forming piece 4 of the structure can work on the ground on the side of the forming and compacting plate 303, ensuring that the plastic particles in the forming and compacting plate 303 will not overflow. The fitting plate 402 has an "L" shape structure, which makes the auxiliary plastic particle forming edge on the ground neat and does not affect the joint work of the adjacent paving particles. The fitting plate 402 automatically slides on the top of the adjacent plastic surface and simultaneously uses the bottom surface to attach to the joint, ensuring the flatness and higher forming quality.

[0025] The flattening and adhering part 6 comprises a flattening and adhering plate 601, a guide sliding shaft 602 and a limiting ring 6021. The flattening and adhering plate 601 is slidably arranged in an array, and is respectively slidably arranged at the bottom of the forming and compacting plate 303. The guide sliding shaft 602 is respectively fixedly arranged on the flattening and adhering plate 601, and the limiting ring 6021 is respectively fixedly sleeved on the guide sliding shaft 602. The guide sliding shaft 602 is slidably arranged on the forming and compacting plate 303. The flattening and adhering part 6 further comprises a surface spring 603. The surface spring 603 is respectively sleeved on the guide sliding shaft 602 and located between the flattening and adhering plate 601 and the forming and compacting plate 303. The flattening detection part 7 comprises a flattening detection lower plate 701, a detection upper plate 7011, a reset tension spring 702 and a micro switch 703. The flattening detection lower plate 701 is slidably arranged on the guide sliding shaft 602 and located below the limiting ring 6021. The detection upper plate 7011 is slidably arranged on the guide sliding shaft 602 and located above the limiting ring 6021. Two reset tension springs 702 are fixedly connected between the flattening detection lower plate 701 and the detection upper plate 7011. The micro switch 703 is fixedly arranged on the detection upper plate 7011 and electrically connected with the indicator lamp 304. The flattening detection part 7 is used for detecting the flatness of the plastic particles and the flatness of each position in the transverse direction during paving, so as to improve the paving quality. The flattening and adhering part 6 is used for adhering the paving surface, and the detection is accurate and convenient for workers to quickly obtain the paving quality.

[0026] Working principle: The plastic particles and glue solution are filled in the material box 102. The handle on the frame 101 is pulled. The frame 101 is moved through the roller. The bubble removing drive motor 201 drives the mixing and stirring rod 202 to rotate, and the plastic particles are mixed and stirred. At the same time, the bubble removing drive motor 201 drives the extrusion auger 203 to rotate. The plastic particles are conveyed from the discharge hole 1021 to the extrusion nozzle 103 through the extrusion auger 203 for pressure discharge. During the process, the through hole on the extrusion auger 203 is used for discharging bubbles. The plastic particles discharged from the extrusion nozzle 103 are directly injected into the forming and compacting plate 303. The cavity between the forming and compacting plate 303 and the ground is matched, so that the material can be uniformly paved on the ground. The forming and compacting plate 303 moves at the bottom of the plastic particles with the frame 101, so as to realize the material leveling. The height of the forming and compacting plate 303 is adjusted by the rotating height adjusting screw 302, that is, the plastic paving height is adjusted. During paving, if no jointing work is needed, both the two adhering plates 402 can adhere to the ground under the pulling of the adhering spring 403; if jointing work is needed, the bottom of one of the adhering plates 402 is placed on the top of the plastic paving surface at the jointing position, and the side of the extrusion nozzle 103 abuts against the jointing position, at this time, the extrusion driving motor 503 on the corresponding side is turned on to drive the cam 505, the extrusion plate 502 arranged below is extruded to move downward, and the extrusion plate 502 can move up and down under the pulling of the tension spring 504, the glue liquid is added into the glue injection mounting shell 501, and the extrusion plate 502 is extruded to move up and down, in the process, the plastic particles at the jointing position are further compacted, and at the same time, the glue liquid is leaked out through the flow-limiting cotton pad 5021 to play a role of supplementing the glue liquid and reinforcing.

[0027] With the traction movement of the forming and compacting plate 303, the plastic particles can lift the flat adhering plate 601, if all the flat adhering plates 601 in a row are lifted, at this time, the particles are paved and flattened, at this time, the heights of the limiting rings 6021 in a row are the same, under the flatness detection, the flatness detection lower plate 701 and the detection upper plate 7011 are extruded by the limiting ring 6021 moving downward under the pulling of the reset tension spring 702, and the micro switch 703 is extruded, so that the indicator light 304 can be controlled to be on to indicate normal, if local paving appears concave, then the flat adhering plate 601 at the corresponding position is adhered to the concave area under the extrusion of the surface spring 603, and drives the limiting ring 6021 to move downward, the heights of the limiting rings 6021 in a row are different, and the heights are misaligned, at this time, the flatness detection lower plate 701 and the detection upper plate 7011 are extruded by the limiting ring 6021 moving downward, the distance between them is increased, and the micro switch 703 is no longer extruded, so that the indicator light 304 can be controlled to be off to indicate.

[0028] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0029] Although embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, replacements and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A construction paver for EPDM permeable plastic sports fields, comprising a material output section (1), wherein a foam extruder (2) is installed on the material output section (1), characterized in that: A spreading and forming part (3) is installed on the material output part (1), and the spreading and forming part (3) is used to form plastic granules extruded from the material output part (1); Plastic edge forming parts (4) are installed on both sides of the paving forming part (3); The paving and forming part (3) is equipped with joint injection parts (5) on both sides. The side of the joint injection parts (5) is attached to the plastic edge forming part (4). The joint injection parts (5) are used to compact and inject glue at the joint of the plastic particles. A flat bonding component (6) is installed on the paving and forming part (3), and a flatness detection component (7) is installed on the flatness bonding component (6). The flatness detection component (7) is used to detect the compaction and flatness of the plastic paving. The material output section (1) includes a frame (101), a material box (102) and a discharge hole (1021). The material box (102) is bolted to the frame (101), and a row of discharge holes (1021) is provided on the material box (102).

2. The EPDM permeable plastic sports field construction paver according to claim 1, characterized in that: The material output section (1) also includes an extrusion nozzle (103). The extrusion nozzle (103) is fixedly installed at the bottom of the material box (102). The extrusion nozzle (103) is a through rectangular opening structure. The extrusion nozzle (103) is used to discharge and spread plastic granules. Four rollers are rotatably installed on the frame (101). The frame (101) is equipped with a handle.

3. The EPDM permeable plastic sports field construction paver according to claim 1, characterized in that: The defoaming extruder (2) includes a defoaming drive motor (201), a mixing rod (202), and an extrusion auger (203). The defoaming drive motor (201) is fixedly installed above the material box (102). The output shaft of the defoaming drive motor (201) passes through the material box (102). Three rows of mixing rods (202) are fixedly installed on the outside of the output shaft of the defoaming drive motor (201). An extrusion auger (203) is fixedly installed on the output shaft of the defoaming drive motor (201). Two through holes are opened on the extrusion auger (203). The two through holes on the extrusion auger (203) are used to eliminate air bubbles when the extrusion auger (203) rotates and extrudes plastic granules. The extrusion auger (203) is located inside the discharge hole (1021).

4. The EPDM permeable plastic sports field construction paver according to claim 2, characterized in that: The paving and forming section (3) includes a threaded connecting plate (301), a sliding shaft connecting plate (3011), a height adjusting screw (302), a forming and compacting plate (303), and an indicator light (304). The threaded connecting plate (301) is fixedly installed on the front side of the material box (102) by bolts. Two sliding shaft connecting plates (3011) are fixedly installed on the front side of the material box (102) by bolts. The height adjusting screw (302) is threadedly connected to the threaded connecting plate (301). The top of the forming and compacting plate (303) is slidably installed on the two sliding shaft connecting plates (3011) through two sliding shafts. The height adjusting screw (302) is rotatably installed on the top of the forming and compacting plate (303). The gap formed between the forming and compacting plate (303) and the ground is used to extrude plastic granules. An indicator light (304) is fixedly installed on the threaded connecting plate (301). The side of the forming and compacting plate (303) is slidably attached to the extrusion nozzle (103).

5. The EPDM permeable plastic sports field construction paver according to claim 4, characterized in that: The plastic edge molding part (4) includes a sliding mounting plate (401), a bonding plate (402), and bonding springs (403). The side of the molding compaction plate (303) is fixedly installed to one end of the sliding mounting plate (401) by bolts. The other end of the sliding mounting plate (401) is connected to the side of the extrusion nozzle (103) by bolts. The bonding plate (402) is slidably inserted into the inner side of the sliding mounting plate (401). The inner side of the bonding plate (402) is slidably attached to the side of the molding compaction plate (303). The bonding plate (402) has an "L" shaped structure. The sliding mounting plate (401) is fixedly connected to one end of two bonding springs (403). The other ends of the two bonding springs (403) are respectively connected to the bonding plate (402).

6. The EPDM permeable plastic sports field construction paver according to claim 5, characterized in that: The joint injection component (5) includes an injection mounting shell (501), an extrusion plate (502), and a flow-limiting cotton pad (5021). The injection mounting shell (501) is fixedly installed on the molding and compaction plate (303). The extrusion plate (502) is slidably installed inside the injection mounting shell (501). The side of the extrusion plate (502) is attached to the bonding plate (402). The extrusion plate (502) has a through slot. The flow-limiting cotton pad (5021) is fixedly installed in the through slot on the extrusion plate (502). The flow-limiting cotton pad (5021) is connected to the injection mounting shell (501) through the through slot on the extrusion plate (502). The flow-limiting cotton pad (5021) is used to absorb the glue inside the injection mounting shell (501).

7. The EPDM permeable plastic sports field construction paver according to claim 6, characterized in that: The joint injection component (5) also includes an extrusion drive motor (503), a tension spring (504) and a cam (505). The extrusion drive motor (503) is fixedly installed on the side of the injection mounting housing (501). The cam (505) is fixedly installed on the output shaft of the extrusion drive motor (503). The cam (505) is attached to the extrusion plate (502). The inside of the injection mounting housing (501) is fixedly connected to one end of the two tension springs (504). The other ends of the two tension springs (504) are fixedly installed on the top of the extrusion plate (502).

8. The EPDM permeable plastic sports field construction paver according to claim 4, characterized in that: The flat bonding component (6) includes a flat bonding plate (601), a guide slide (602), and a limiting ring (6021). A row of flat bonding plates (601) is slidably arranged. The row of flat bonding plates (601) is slidably installed on the bottom of the molding compaction plate (303). A guide slide (602) is fixedly installed on the flat bonding plate (601). A limiting ring (6021) is fixedly sleeved on the guide slide (602). The guide slide (602) is slidably installed on the molding compaction plate (303).

9. The EPDM permeable plastic sports field construction paver according to claim 8, characterized in that: The flat bonding component (6) also includes a bonding spring (603), and a bonding spring (603) is sleeved on the guide slide (602). The bonding spring (603) is located between the flat bonding plate (601) and the molding compaction plate (303).

10. The EPDM permeable plastic sports field construction paver according to claim 8, characterized in that: The flatness detection component (7) includes a flatness detection lower plate (701), a detection upper plate (7011), a reset spring (702), and a micro switch (703). The flatness detection lower plate (701) is slidably mounted on the guide slide shaft (602) and is located below the limit ring (6021). The detection upper plate (7011) is slidably mounted on the guide slide shaft (602) and is located above the limit ring (6021). Two reset springs (702) are fixedly connected between the flatness detection lower plate (701) and the detection upper plate (7011). A micro switch (703) is fixedly mounted on the detection upper plate (7011) and is electrically connected to the indicator light (304).

Citation Information

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