Separant spraying structure for asphalt pavement rubber-tired road roller tires

The automatic spraying structure solves the problem of asphalt adhesion to the tire of the rubber wheel roller, and achieves uniform spraying and precise control of the isolator, improving construction safety and efficiency.

CN223281151UActive Publication Date: 2025-08-29FUJIAN TONGBANG TRANSPORTATION CONSTR CO LTD +1
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Patent Information

Application Number
CN202422458673.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-11
Publication Date
2025-08-29
Estimated Expiration
2034-10-11

AI Technical Summary

Technical Problem

During the construction of existing asphalt pavements, the rubber wheel roller tires are prone to stick to asphalt, the manual application of isolation agent is uneven and the labor intensity is high, which poses safety hazards and health risks.

Method used

An automatic spraying structure is designed, including material storage parts, pneumatic pumps, suspension racks and controllers. The isolator is sprayed on the roller tires through the feed pipes and gas pipes. The power is provided by the pneumatic pump, and the uniform spraying is achieved by combining smart valves and atomization nozzles, and the spraying direction can be adjusted.

Benefits of technology

It realizes that there is no need for manual application, the quality of isolating agent spraying is high and uniform, which improves construction safety and efficiency, and reduces the labor intensity of operators.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a separant spraying structure for tires of a bituminous pavement rubber-tired road roller, which belongs to the technical field of pavement construction machinery, and is characterized by comprising a storage part, a pneumatic pump, a suspension bracket and a controller for controlling the operation of the structure, the storage part is connected with a material conveying pipe, the pneumatic pump is connected with an air conveying pipe, and the air conveying pipe is connected with the suspension bracket. The suspension frame comprises two mounting rods, one end of each mounting rod is connected with a mounting frame, each mounting frame comprises a connecting plate, the two ends of each connecting plate are each rotationally connected with a mounting ring, the two mounting rings are connected with the material conveying pipe and the gas conveying pipe in a sleeving mode, the middle of each connecting plate is connected with a connecting shaft, and the connecting shafts are connected with the connecting rods. The end, close to the connecting plate, of the connecting shaft is connected with a nut in a screwed mode through threads, the other end of the connecting shaft is provided with an inserting rod, and spraying pipes are arranged on the material conveying pipe and the gas conveying pipe.
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Description

Technical Field

[0001] The utility model relates to the technical field of road construction machinery, in particular to a release agent spraying structure for asphalt road rubber-wheel roller tires. Background Art

[0002] With the rapid development of China's economy and the rapid progress of infrastructure construction in traditional industries, asphalt concrete pavement has more advantages than cement concrete pavement, and it dominates in infrastructure highways, roads, and airports. In the existing asphalt pavement construction, such as when a rubber-wheeled roller is used to roll an asphalt pavement, it is very easy for the roller tire to be adhered to by asphalt. The traditional way to deal with it is for workers to use a drag to apply the release agent on the roller tire. However, the rubber-wheeled roller is large in size, and during the work process, the workers' manual application is easily limited by arm length or space, making it impossible to completely and evenly apply the release agent on the roller tire. Continuous operation can easily lead to worker fatigue, causing safety hazards. At the same time, the high-temperature working environment of applying the release agent is detrimental to the physical and mental health of construction workers. Utility Model Content

[0003] In response to the problems existing in the prior art, the purpose of the utility model is to provide an isolation agent spraying structure for asphalt pavement rubber-wheel roller tires, which does not require manual application, can automatically and evenly spray and adjust the spraying direction, and has good spraying effect and high quality.

[0004] The above-mentioned technical purpose of the present utility model is achieved through the following technical solutions: A release agent spraying structure for asphalt pavement rubber-wheel roller tires, which is installed on the roller and includes a material storage part, an air pressure pump, a suspension frame and a controller for controlling the operation of the structure, the material storage part is connected to a material delivery pipe, the air pressure pump is connected to an air delivery pipe, the suspension frame includes two mounting rods, one end of each mounting rod is connected to a mounting frame, the mounting frame includes a connecting plate, each of the two ends of the connecting plate is rotatably connected to a mounting ring, the two mounting rings are respectively sleeved with the material delivery pipe and the air delivery pipe, the middle part of the connecting plate is connected to a connecting shaft, the end of the connecting shaft close to the connecting plate is screwed with a nut through a thread, and the other end is provided with a plug rod, and a spray pipe is provided on the material delivery pipe and the air delivery pipe.

[0005] In some embodiments, a booster pump is provided on the material storage member.

[0006] In some embodiments, a plurality of spray pipes are provided, and each spray pipe is provided with a smart valve.

[0007] In some embodiments, the roller is provided with buckles, which are respectively connected to the material delivery pipe and the air delivery pipe.

[0008] In some embodiments, threads are engraved on the surface of the insertion rod, and the insertion rod is connected to the mounting rod through the threads.

[0009] In some embodiments, the spray pipe nozzle is an atomizing nozzle.

[0010] In summary, the present invention has the following beneficial effects:

[0011] The utility model conveys the release agent through a material storage part and a material delivery pipe, and uses an air pressure pump and an air delivery pipe to provide power, so that the release agent is sprayed out from the spray pipe and evenly applied on the rubber tire of the roller, without the need for manual application, thereby improving the spraying quality of the release agent, and the spraying direction can be controlled by adjusting the mounting frame, and precise spraying can be achieved in conjunction with the controller, thereby achieving the effect of preventing tire adhesion. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 It is a partial structural diagram of the utility model;

[0014] Figure 3 It is an enlarged view of the local structure of the utility model.

[0015] In the figure: 1. Material storage part; 2. Air pressure pump; 3. Material delivery pipe; 4. Air delivery pipe; 5. Buckle; 6. Hanging bracket; 61. Mounting rod; 62. Mounting bracket; 621. Connecting plate; 622. Ring; 623. Nut; 624. Connecting shaft; 625. Insert rod; 7. Spray pipe; 71. Smart valve; 8. Controller; 9. Road roller. DETAILED DESCRIPTION

[0016] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating positions or relationships, are based on the positions or relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0017] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0018] To make the objectives, technical solutions, and advantages of the present invention more clearly understood, the present invention is further described below in conjunction with specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are merely illustrative and are not intended to limit the scope of the present invention. Furthermore, descriptions of known structures and technologies are omitted in the following description to avoid unnecessary confusion regarding the concepts of the present invention.

[0019] See also Figure 1-3, a release agent spraying structure for asphalt pavement rubber-wheel roller tires, installed on the roller 9, includes a material storage part 1, an air pressure pump 2, a suspension bracket 6 and a controller 8 for controlling the operation of the structure, the material storage part 1 is connected to a material delivery pipe 3, the air pressure pump 2 is connected to an air delivery pipe 4, the suspension bracket 6 includes two mounting rods 61, one end of each mounting rod 61 is connected to a mounting bracket 62, the mounting bracket 62 includes a connecting plate 621, each end of the connecting plate 621 is rotatably connected to a mounting ring 622, the two mounting rings 622 are respectively sleeved with the material delivery pipe 3 and the air delivery pipe 4, the middle part of the connecting plate 621 is connected to a connecting shaft 624, the end of the connecting shaft 624 close to the connecting plate 621 is screwed with a nut 623 by a thread, and the other end is provided with a plug rod 625, and a spray pipe 7 is provided on the material delivery pipe 3 and the air delivery pipe 4. During use, the operator respectively sleeves the material delivery pipe 3 and the air delivery pipe 4 into the mounting ring 622. There are two mounting brackets 62. The two mounting rings 622 on the two mounting brackets 62 respectively sleeve the material delivery pipe 3 and the air delivery pipe 4, and fill the release agent into the material storage part 1. Then the operator connects the mounting bracket 62 with the mounting rod 61 through the insertion rod 625 to fix them, and then the installation is completed. Then the operator holds the controller 8 and stands outside the construction site for remote control, so that the material storage part 1 delivers the release agent. The control of the device by the controller 8 is the existing intelligent control technology, which will not be described in detail here. Then the air pressure pump 2 is controlled to deliver gas, so that the release agent is sprayed from the spray pipe 7 to the rubber tire of the roller 9, achieving Spraying does not require manual application by the operator, which improves the spraying quality. When the operator needs to concentrate the spraying on a certain place, the operator loosens the nuts 623 on the two mounting brackets 62, so that the two nuts 623 no longer squeeze one connecting plate 621, and then adjusts the mounting bracket 62 to swing, so that the connecting plate 621 swings left or right with the connecting shaft 624 as the center, and the feed pipe 3 and the air pipe 4 also move left or right due to the rotational connection between the mounting ring 622 and the connecting plate 621. The feed pipe 3 and the air pipe 4 move in opposite directions, so that the spraying angle of the spray pipe 7 can be adjusted, and concentrated and precise spraying of a certain place on the roller 9 can be achieved, thereby improving the spraying effect and ensuring the construction quality.

[0020] In some embodiments, a booster pump is provided on the storage member 1. The booster pump can ensure that the release agent inside the storage member 1 is transported to the spray pipe 7, achieving stable delivery of the release agent and avoiding the situation where the release agent cannot be replenished and causes spraying failure.

[0021] In some embodiments, multiple spray pipes 7 are provided, and each spray pipe 7 is provided with a smart valve 71. Multiple spray pipes 7 can meet the requirements for spraying the release agent on the rubber tire of the road roller 9, improving spraying efficiency. In addition, the smart valve 71 allows the operator to individually control the opening and closing of a spray pipe 7, achieving precise spraying and avoiding waste of resources. The smart valve 71 is an existing smart valve and will not be described in detail here.

[0022] In some embodiments, the roller 9 is provided with a buckle 5, which is respectively connected to the material delivery pipe 3 and the air delivery pipe 4. The buckle 5 can fix the material delivery pipe 3 and the air delivery pipe 4 to the roller 9, preventing the material delivery pipe 3 and the air delivery pipe 4 from falling, which not only affects the spraying of the release agent, but also easily causes trouble to the roller 9 and slows down the construction efficiency.

[0023] In some embodiments, the surface of the insertion rod 625 is engraved with threads, and the insertion rod 625 is connected to the mounting rod 61 through the threads. The threaded connection between the insertion rod 625 and the mounting rod 61 not only ensures the connection strength between the insertion rod 625 and the mounting rod 61 and prevents the insertion rod 625 from falling, but also allows the direction of the insertion rod 625 to be changed by rotation to adapt to the connection of different auxiliary devices, which is very convenient.

[0024] In some embodiments, the nozzle of the spray pipe 7 is an atomizing nozzle. The atomizing nozzle can disperse the liquid into tiny mist particles. These droplets have a small diameter and can better cover the rubber tire surface, thereby improving the spray effect. In addition, the uniform distribution of the droplets helps ensure uniform coverage of the release agent on the rubber tire surface, avoiding the problem of local over- or under-spraying that may occur in traditional spraying methods.

[0025] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed. However, as long as they are within the scope of the claims of the present invention, they are protected by patent law.

Claims

1. A release agent spraying structure for asphalt pavement rubber-wheeled roller tires, mounted on the roller (9), characterized in that: The invention comprises a material storage member (1), an air pressure pump (2), a suspension frame (6) and a controller (8) for controlling the operation of the structure, wherein the material storage member (1) is connected to a material delivery pipe (3), the air pressure pump (2) is connected to an air delivery pipe (4), the suspension frame (6) comprises two mounting rods (61), one end of each mounting rod (61) is connected to a mounting frame (62), the mounting frame (62) comprises a connecting plate (621), both ends of the connecting plate (621) are rotatably connected to a mounting ring (622), the two mounting rings (622) are respectively sleeved with the material delivery pipe (3) and the air delivery pipe (4), the middle part of the connecting plate (621) is connected to a connecting shaft (624), one end of the connecting shaft (624) close to the connecting plate (621) is screwed with a nut (623) through a thread, and the other end is provided with an insertion rod (625), and the material delivery pipe (3) and the air delivery pipe (4) are provided with a spray pipe (7).

2. The release agent spraying structure for asphalt pavement rubber-wheeled roller tire according to claim 1, characterized in that: The material storage member (1) is provided with a booster pump.

3. The release agent spraying structure for asphalt pavement rubber-wheeled roller tire according to claim 1, characterized in that: A plurality of spray pipes (7) are provided, and each spray pipe (7) is provided with an intelligent valve (71).

4. The release agent spraying structure for asphalt pavement rubber-wheeled roller tire according to claim 1, characterized in that: The roller (9) is provided with a buckle (5), and the buckle (5) is connected to the material delivery pipe (3) and the air delivery pipe (4) respectively.

5. The release agent spraying structure for asphalt pavement rubber-wheeled roller tire according to claim 1, characterized in that: The surface of the insertion rod (625) is engraved with threads, and is connected to the installation rod (61) via the threads.

6. The release agent spraying structure for asphalt pavement rubber-wheeled roller tire according to claim 1, characterized in that: The nozzle of the spray pipe (7) is an atomizing nozzle.