Road pavement spraying maintenance equipment

Abstract

The utility model relates to the field of pavement maintenance, in particular to road pavement spraying maintenance equipment. In the prior art, only adhesion of emulsified asphalt on the inner wall of a spraying barrel can be reduced, a large amount of emulsified asphalt still remains on stirring blades, and the problem of emulsified asphalt residue still exists. According to the technical scheme, the road surface spraying maintenance equipment comprises a vehicle body, a handrail, a mounting frame, a spraying barrel and the like; a plurality of universal wheels are mounted on the vehicle body; the vehicle body is fixedly connected with a handrail; the vehicle body is fixedly connected with a mounting frame; all the mounting frames are jointly and fixedly connected with a spraying cylinder; and a discharge hole is formed in the spraying barrel. According to the emulsified asphalt spraying device, the convex parts on the stirrer in a rotating state discontinuously make contact with the convex blocks, so that the stirrer shakes, emulsified asphalt attached to the stirrer can fall off, meanwhile, the convex parts can knock the convex blocks and the inner wall of the spraying barrel, the emulsified asphalt attached to the inner wall of the spraying barrel can fall off, and the emulsified asphalt can be sprayed on the inner wall of the spraying barrel. The problem that emulsified asphalt adheres to the inner wall of the spraying barrel and the stirring blades is solved.

Description

Technical Field

[0001] The utility model relates to the field of road surface maintenance, in particular to a road surface spraying maintenance device. Background Art

[0002] At present, emulsified asphalt is often used in highway construction to repair and protect the road surface. Generally, when emulsified asphalt is used, it is usually sprayed on the ground. However, due to the characteristics of emulsified asphalt, emulsified asphalt is easy to adhere to the inner wall of the spray barrel, making it difficult to spray out.

[0003] Existing Chinese patent: An emulsified asphalt spraying device for road maintenance (CN217432073U); the device prevents the emulsified asphalt from adhering to the spray barrel through the coordinated use of a wave plate and a plug rod, and stirs the emulsified asphalt inside the spray barrel through a stirring blade, thereby improving the stirring effect of the device; however, the device can only reduce the adhesion of the emulsified asphalt on the inner wall of the spray barrel, and a large amount of emulsified asphalt will still remain on the stirring blade. Therefore, there will still be a serious problem of emulsified asphalt residue inside the spray barrel, and since the spray barrel is placed vertically in a cylindrical shape and the nozzle is higher than the inner bottom surface of the spray barrel, there will also be a large amount of emulsified asphalt residue at the inner bottom of the spray barrel. Utility Model Content

[0004] In order to overcome the shortcomings of the problems mentioned in the background, the utility model provides a road pavement spraying maintenance equipment.

[0005] The technical solution of the utility model is: a road pavement spraying and maintenance equipment, including a vehicle body, a handrail, a mounting frame and a spray barrel; the vehicle body is equipped with a plurality of universal wheels; the vehicle body is fixedly connected to a handrail; the vehicle body is fixedly connected to a mounting frame; all the mounting frames are fixedly connected to a spray barrel together; the spray barrel is provided with a discharge port; it also includes a connecting plate, a bracket, an electric push rod, a connecting block, a driving motor, a rotating rod, an agitator and a convex block; the spray barrel is fixedly connected to a connecting plate; the mounting frame is fixedly connected to a bracket; the bracket is fixedly connected to an electric push rod; the telescopic part of the electric push rod is fixedly connected to a connecting block; the connecting block is equipped with a driving motor; the output shaft of the driving motor is fixedly connected to a rotating rod, and the rotating rod is slidably and rotatably connected to the connecting plate; the rotating rod is fixedly connected to a plurality of agitators; each agitator is provided with a plurality of convex parts; a plurality of convex blocks are provided on the inner wall of the spray barrel, and the convex blocks distributed in a ring array are a group, each group of convex blocks respectively corresponds to the agitator, and the convex blocks match the convex parts.

[0006] Optionally, the spray barrel is tilted at an angle of forty-five degrees, and the lower part of the spray barrel is arranged as a funnel-shaped structure.

[0007] Optionally, a dredging rod is also included; the lower part of the rotating rod is fixedly connected with the dredging rod, and the dredging rod is adapted to the discharge port.

[0008] Optionally, the convex portion is made of rubber material.

[0009] Optionally, the armrest is provided with a plurality of anti-slip grooves.

[0010] Optionally, the mounting frame and the bracket, and the connecting plate and the rotating rod are all configured to be detachably connected.

[0011] Compared with the prior art, the utility model has the following advantages: the utility model intermittently contacts the protrusion on the agitator in a rotating state, thereby causing the agitator to shake, so that the emulsified asphalt attached to the agitator can fall off, and at the same time, the protrusion will knock the protrusion and the inner wall of the spray barrel, so that the emulsified asphalt attached to the inner wall of the spray barrel can fall off. In this way, not only the problem of emulsified asphalt adhering to the inner wall of the spray barrel is solved, the residual amount of emulsified asphalt is reduced, but also the problem of emulsified asphalt adhering to the agitator is solved, the stirring effect of the device is improved, and the solidification problem of emulsified asphalt is alleviated.

[0012] The present application uses a dredging rod to poke the discharge port to prevent the discharge port from being blocked by the asphalt gathered together. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure disclosed by the utility model;

[0014] Figure 2 This is a structural cross-sectional view of the spray barrel disclosed in the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the agitator disclosed in the utility model;

[0016] Figure 4 This is a structural state diagram of the agitator and the protrusion disclosed in the utility model.

[0017] The markings of the components in the accompanying drawings are as follows: 1-body, 2-handrail, 3-mounting frame, 4-spraying barrel, 5-connecting plate, 6-bracket, 7-electric push rod, 8-connecting block, 9-driving motor, 10-rotating rod, 11-agitator, 12-bump, 101-dredging rod, 4a-discharging port, 11a-convex part. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] Example

[0020] A road pavement spraying maintenance equipment, such as Figure 1-Figure 4 As shown, it includes a vehicle body 1, a handrail 2, a mounting frame 3 and a spray barrel 4; the vehicle body 1 is installed with at least four universal wheels; the vehicle body 1 is bolted with the handrail 2; the vehicle body 1 is bolted with the mounting frame 3; all the mounting frames 3 are bolted together with a spray barrel 4; the spray barrel 4 is provided with a discharge port 4a;

[0021] It also includes a connecting plate 5, a bracket 6, an electric push rod 7, a connecting block 8, a driving motor 9, a rotating rod 10, an agitator 11 and a protrusion 12; the connecting plate 5 is bolted to the inside of the spray barrel 4; the mounting frame 3 is bolted to the bracket 6; the bracket 6 is bolted to the electric push rod 7; the telescopic part of the electric push rod 7 is bolted to the connecting block 8; the connecting block 8 is installed with the driving motor 9; the output shaft of the driving motor 9 is fixedly connected to the rotating rod 10, and the rotating rod 10 is slidably and rotatably connected to the connecting plate 5; the rotating rod 10 is fixedly connected to three agitators 11; each agitator 11 is provided with six protrusions 11a; a plurality of protrusions 12 are provided on the inner wall of the spray barrel 4, and the protrusions 12 distributed in a ring array are a group, each group of protrusions 12 corresponds to the agitator 11 respectively, and the protrusions 12 match the protrusions 11a.

[0022] The spray barrel 4 is tilted at a 45 degree angle, and the lower part of the spray barrel 4 is arranged as a funnel-shaped structure, so that the emulsified asphalt can be gathered together along the funnel-shaped structure at the lower part of the spray barrel 4 in the tilted state, avoiding the emulsified asphalt from remaining at the bottom of the spray barrel 4.

[0023] It also includes a dredging rod 101; the dredging rod 101 is fixedly connected to the lower part of the rotating rod 10, and the dredging rod 101 is adapted to the discharge port 4a.

[0024] The convex portion 11 a is made of rubber material to reduce the noise generated when the convex portion 11 a contacts the bump 12 , and reduce the wear of the bump 12 caused by the convex portion 11 a , thereby increasing the service life of the bump 12 .

[0025] The handrail 2 is provided with a plurality of anti-skid grooves to increase the friction between the staff's hands and the handrail 2 to avoid slipping.

[0026] The mounting frame 3 and the support 6, and the connecting plate 5 and the rotating rod 10 are all arranged to be detachably connected, so that the support 6, the electric push rod 7, the connecting block 8, the driving motor 9, the rotating rod 10 and the agitator 11 can be taken out for cleaning and maintenance.

[0027] The utility model works specifically as follows:

[0028] First, the controller is mounted on the handrail 2 so that the staff can operate the electric push rod 7 and the drive motor 9 in real time, and a nozzle for spraying asphalt is installed at the discharge port 4a, and then the emulsified asphalt is injected into the spray barrel 4 from the upper opening of the spray barrel 4; then, the staff pushes the handrail 2 to drive the vehicle body 1 equipped with universal wheels to move to the road surface area to be sprayed and maintained. At this time, the emulsified asphalt inside the spray barrel 4 is sprayed out through the nozzle at the discharge port 4a, so as to maintain the road surface; at the same time, the controller is started, and the output shaft of the drive motor 9 is controlled by the controller to drive the rotating rod 10 and the agitator 11 to rotate, so as to stir the emulsified asphalt normally to prevent the emulsified asphalt from solidifying. In this process, if Figure 4 As shown, the stirrer 11 and each group of protrusions 12 are staggered to avoid the existence of the protrusions 12 affecting the rotation speed of the stirrer 11; and the telescopic part of the electric push rod 7 is regularly controlled to drive the connecting block 8, the driving motor 9, the rotating rod 10 and the stirrer 11 to rise to the position as shown in FIG. Figure 2 The position shown in the figure makes the height between the agitator 11 and each group of protrusions 12 equal. At this time, the protrusions 11a on the agitator 11 in the rotating state will intermittently contact the protrusions 12, so that the agitator 11 will shake, so that the emulsified asphalt attached to the agitator 11 can fall off. At the same time, the protrusions 11a will knock the protrusions 12 and the inner wall of the spray barrel 4, so that the emulsified asphalt attached to the inner wall of the spray barrel 4 can fall off. In this way, not only the problem of emulsified asphalt adhering to the inner wall of the spray barrel 4 is solved, the residual amount of emulsified asphalt is reduced, but also the problem of emulsified asphalt adhering to the agitator 11 is solved, the stirring effect of the device is improved, and the solidification problem of the emulsified asphalt is reduced. When the rotating rod 10 and the agitator 11 are in the following Figure 2 After the state shown in the figure has been running for a period of time, the telescopic part of the electric push rod 7 is controlled to drive the connecting block 8, the driving motor 9, the rotating rod 10 and the stirrer 11 to move downward until the state shown in the figure is restored. Figure 4 to the state shown in order to carry out normal mixing work.

[0029] When the telescopic part of the electric push rod 7 drives the connecting block 8, the driving motor 9, the rotating rod 10 and the agitator 11 to move up and down, the dredging rod 101 will move synchronously with the rotating rod 10, so as to poke the discharge port 4a through the dredging rod 101 to prevent the discharge port 4a from being blocked by the gathered asphalt.

[0030] The above is a detailed introduction to the present application. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method of the present application and its core idea. At the same time, for general technical personnel in this field, according to the idea of ​​the present application, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as a limitation on the present application.

Claims

1. A road surface spraying maintenance device, comprising a vehicle body (1), a handrail (2), a mounting frame (3) and a spraying barrel (4); the vehicle body (1) is equipped with a plurality of universal wheels; the vehicle body (1) is fixedly connected with the handrail (2); The vehicle body (1) is fixedly connected with a mounting frame (3); all mounting frames (3) are fixedly connected with a spraying tube (4); the spraying tube (4) is provided with a discharge port (4a); the characteristics are as follows: The spraying tube (4) further comprises a connecting plate (5), a bracket (6), an electric push rod (7), a connecting block (8), a driving motor (9), a rotating rod (10), an agitator (11) and a protrusion (12); the spraying tube (4) is fixedly connected with the connecting plate (5); the mounting frame (3) is fixedly connected with the bracket (6); the bracket (6) is fixedly connected with the electric push rod (7); the telescopic part of the electric push rod (7) is fixedly connected with the connecting block (8); the driving motor (9) is installed on the connecting block (8); the output of the driving motor (9) is fixedly connected with the connecting block (8); the output of the driving motor (9) is fixedly connected with the connecting block (8); the output of the driving motor (9) is fixedly connected with the connecting plate (5); the output of the driving motor (9) is fixedly connected with the connecting plate (5); the output of the driving motor (9) is fixedly connected with the connecting plate (5); the output of the driving motor (9) is fixedly connected with the connecting block (8); the output of the driving motor (9) is fixedly connected with the connecting plate (5); the output of the driving motor (9) is fixedly connected with the connecting plate (5); the output of the driving motor (9) is fixedly connected with the connecting plate (8 ... The output shaft is fixedly connected with a rotating rod (10), and the rotating rod (10) is slidably connected and rotatably connected with the connecting plate (5); the rotating rod (10) is fixedly connected with a plurality of stirrers (11); each stirrer (11) is provided with a plurality of convex parts (11a); the inner wall of the spraying barrel (4) is provided with a plurality of convex blocks (12), and the convex blocks (12) distributed in a ring array form a group, each group of convex blocks (12) corresponds to the stirrer (11), and the convex blocks (12) and the convex parts (11a) are matched.

2. A road pavement spraying maintenance equipment according to claim 1, characterized in that: The spray barrel (4) is arranged to be inclined at an angle of forty-five degrees, and the lower part of the spray barrel (4) is arranged to be a funnel-shaped structure.

3. A road pavement spraying maintenance equipment according to any one of claims 1-2, characterized in that: It also includes a dredging rod (101); the lower part of the rotating rod (10) is fixedly connected with the dredging rod (101), and the dredging rod (101) is adapted to the discharge port (4a).

4. A road pavement spraying maintenance equipment according to claim 1, characterized in that: The convex part (11a) is made of rubber material.

5. The road pavement spraying maintenance equipment according to claim 1, characterized in that: The handrail (2) is provided with a plurality of anti-slip grooves.

6. A road pavement spraying maintenance equipment according to claim 1, characterized in that: The mounting frame (3) and the bracket (6), and the connecting plate (5) and the rotating rod (10) are all arranged to be detachably connected.

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