Manhole cover cleaning device for road laying

Abstract

The utility model discloses an inspection well lid cleaning device for road paving, which comprises a fixed cylinder, an oil storage cavity is arranged in the fixed cylinder, a plurality of brushing rollers are communicated below the oil storage cavity, the brushing rollers are hinged with the fixed cylinder, and a sliding sleeve for folding and unfolding the brushing rollers is sleeved outside the fixed cylinder. According to the device, a small amount of diesel oil is stored in the oil storage cavity, the well lid can be evenly brushed and cleaned through the brushing roller at the bottom of the oil storage cavity, operation is easy, carrying is convenient, and dripping and sprinkling behaviors do not exist through switch control.

Description

Technical Field

[0001] The utility model relates to the field of urban road construction, and specifically discloses a manhole cover cleaning device for road paving. Background Art

[0002] When paving asphalt on a road, for ease of operation, the manhole cover needs to be buried under the asphalt. After the entire road is paved, the manhole cover is dug out. When digging out the manhole cover, because the temperature of the asphalt paved by the paver is too high (above 100°C), the asphalt is easy to stick to the manhole cover and is not easy to clean.

[0003] Diesel can dissolve asphalt, weaken the adhesion of asphalt mixture, and facilitate the cleaning and inspection of manhole covers. Therefore, before paving asphalt, workers will carry diesel barrels, dip a brush into diesel, and brush the manhole cover with diesel to facilitate the subsequent cleaning of the manhole cover.

[0004] This operation has the following disadvantages:

[0005] 1. It is inconvenient to carry a diesel barrel with you whenever you need to paint.

[0006] 2. Manual operation, the amount of diesel dipped each time is inconsistent, resulting in waste.

[0007] 3. Diesel can easily drip from curbstones and decorative tiles, causing environmental pollution. Summary of the invention

[0008] In view of the above problems, the utility model discloses a manhole cover cleaning device for road paving. The device stores a small amount of diesel in an oil storage chamber, and can evenly brush and clean the manhole cover through a brush roller at the bottom of the oil storage chamber. The device is simple to operate and easy to carry, and there is no dripping when the switch is controlled.

[0009] A manhole cover cleaning device for road paving includes a fixed cylinder with an oil storage chamber installed inside. A plurality of brush rollers are connected below the oil storage chamber. The brush rollers are hinged to the fixed cylinder. A sliding sleeve for retracting and unfolding the brush rollers is mounted outside the fixed cylinder.

[0010] Preferably, a support rod is connected above the sliding sleeve, a first spring is sleeved on the outside of the support rod, a limit plate for limiting the upward movement of the first spring is provided on the outer wall of the fixed cylinder, and the support rod protrudes above the limit plate.

[0011] Preferably, the brush roller and the fixed cylinder are connected by an elastic hinge with an opening angle of 90 degrees, and the support rod cooperates with the first spring to drive the sliding sleeve to move up and down. Through the cooperation of the elastic hinge, the angle between the brush roller and the fixed cylinder can be switched between 0-90 degrees.

[0012] Preferably, a pull rod is connected to the upper end of the support rod, the pull rod is slidably connected to the fixed tube, and a clamping ring for fixing the position of the pull rod is rotatably connected to the top of the fixed tube.

[0013] Preferably, a limiting ball is provided on the lower surface of the pull rod to prevent the snap ring from loosening.

[0014] Preferably, a groove is provided on the lower surface of the pull rod, a second spring is installed in the groove, the limiting ball is connected to the second spring, and the bottom of the limiting ball protrudes from the lower surface of the pull rod.

[0015] Preferably, a piston rod is slidably installed in the oil storage chamber, the lower end of the piston rod is connected to a partition, and a plurality of oil holes connected to the brush roller are arranged below the partition and on the side wall of the oil storage chamber.

[0016] Preferably, a third spring is connected below the partition, and a lower end of the third spring is connected to the inner surface of the oil storage cavity.

[0017] Preferably, the coating roller is a hollow cylindrical roller, and a brush is installed on the lower surface of the cylindrical roller.

[0018] Preferably, the plurality of brush rollers are evenly arranged with the center of the fixed cylinder as the center of the circle.

[0019] Compared with the prior art, the beneficial effects of the utility model are:

[0020] The utility model temporarily stores diesel above the partition in the oil storage chamber, pulls the pull rod, drives the sliding sleeve to move upward through the support rod, and multiple brush rollers are extended to a position at a 90-degree angle with the fixed cylinder under the action of the elastic hinge. The piston rod is pressed downward, the partition moves downward, the oil hole is connected to the oil storage chamber, and diesel enters the brush roller. The fixed cylinder is held and rotated in the horizontal plane to drive the brush roller to rotate, so that the entire manhole cover can be evenly brushed with diesel, which is simple and labor-saving. After brushing, lift the piston rod upward, the partition isolates the oil hole from the oil storage chamber, release the pull rod, and the sliding sleeve moves downward under the action of the first spring restoring force, so that multiple brush rollers are gathered into a cylindrical shape for easy carrying. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 This is a main structural diagram of the utility model in which the brush roller is in a folded state;

[0023] Figure 2 This is a main structural diagram of the utility model's brush roller in an unfolded state;

[0024] Figure 3 yes Figure 2 B view in the figure;

[0025] Figure 4 yes Figure 2 A cross-sectional view of

[0026] Figure 5 yes Figure 4 A partial enlarged view of middle A;

[0027] Figure 6 yes Figure 4 A partial enlarged view of middle C;

[0028] Figure 7 This is a three-dimensional structural diagram of the utility model's brush roller in an unfolded state;

[0029] In the figure, 1, piston rod, 2, retaining ring, 3, fixing cylinder, 3-1, oil hole, 4, pull rod, 5, limit plate, 6, first spring, 7, sliding sleeve, 8, brush roller, 9, support rod, 10, upper cover, 11, second spring, 12, limit ball, 13, partition, 14, third spring, 15, oil storage chamber. DETAILED DESCRIPTION

[0030] The exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art.

[0031] The utility model discloses a Figure 1-7 The cleaning device for road paving inspection well cover shown in the figure has multiple brush rollers 8 connected to the bottom outer wall of the fixed cylinder 3 through a 90-degree elastic hinge, and the multiple brush rollers 8 are folded up when not in use by sliding the outer sleeve 7 of the fixed cylinder downward, forming a cleaning device as shown in the figure. Figure 1 When the sliding sleeve is lifted upward, the plurality of brush rollers 8 are unfolded to a horizontal state under the restoring force of the elastic hinge, forming a state as shown in FIG. Figure 2 , Figure 4 and Figure 7 The multiple brush rollers are located in the same plane, and the brush rollers are rotated one circle with the center of the fixed cylinder 3 as the center of the circle, so that the manhole cover can be evenly painted, which is simple and convenient to operate and the painting is even.

[0032] The motion structure of the sleeve is as follows:

[0033] Three support rods 9 are evenly installed on the upper end surface of the sliding sleeve. The first spring 6 is installed on the outside of each support rod. A limit plate 5 is set on the upper end of the first spring. The limit plate is installed and fixed on the outside of the fixed cylinder 3. The support rod 9 protrudes above the limit plate and can slide up and down along the limit plate. The upper ends of the three support rods are connected to a pull ring, which is installed on the outside of the fixed cylinder 3. The outer wall of the pull ring is symmetrically connected to the two pull rods 4. An upper cover 10 is set above the fixed cylinder, and the two sides of the upper cover are symmetrically installed as shown in the figure. Figure 3 As shown, the snap ring 2 can rotate along the upper cover. Figure 5 As shown, a groove is machined on the lower surface of the pull rod 4, and a second spring 11 is installed in the groove. A limiting ball 12 is connected below the first spring. When the pull rod 4 is pulled upward, the pull rod drives the support rod 9 and the sliding sleeve 7 to move upward in turn. After the sliding sleeve moves to the top of the elastic hinge, the brush roller 8 is in a horizontal state. At this time, the clamping ring 2 is rotated to the pull rod position, and the limiting ball 12 is pushed when passing through the limiting ball 12. The limiting ball 12 squeezes the second spring 11 upward. After the second spring is deformed, the limiting ball rises into the groove, and the clamping ring 2 can be smoothly fitted on the pull rod 4. Then, the limiting ball is reset under the action of the restoring force of the second spring, and the clamping ring is firmly clamped. Figures 2 to 4 status.

[0034] The supply structure of diesel in the brush roller is as follows:

[0035] like Figure 4 and Figure 6 As shown, an oil storage chamber 15 is installed inside the fixed cylinder 3, and a piston rod 1 is slidably installed in the oil storage chamber. The upper end of the piston rod protrudes above the upper cover 10, and a partition 13 is connected to the lower end of the piston rod. A third spring 14 is connected below the partition, and the lower end of the third spring is connected to the inner surface of the oil storage chamber. A plurality of oil holes 3-1 are arranged below the partition and on the side wall of the oil storage chamber, and each oil hole is connected to a brush roller 8. The brush roller is a hollow cylindrical structure, and an oil outlet hole is processed at the bottom of the side wall of the cylinder, and a brush is installed at the bottom of the side wall of the cylinder. The diesel is temporarily stored above the partition in the oil storage chamber, and the piston rod 1 is pressed downward. The piston rod pushes the partition 13 to move downward, and the oil hole 3-1 is connected to the oil storage chamber 15. The diesel enters the brush roller 8. The fixed cylinder is held and rotated in the horizontal plane to drive the brush roller to rotate, so that the entire inspection well cover is evenly brushed with diesel. The whole process is simple and labor-saving, and there is no diesel dripping to pollute the ground. After the painting is completed, the piston rod is lifted upwards, and the partition separates the oil hole from the oil storage chamber, and there is no more diesel supply to the paint roller. At this time, the clamp ring 2 is rotated to leave the pull rod 4, and the sliding sleeve 7 moves downward under the action of the restoring force of the first spring 6, and the multiple paint rollers 8 are folded into a cylindrical shape for easy carrying.

[0036] In the utility model, an oil filling hole is processed on the upper cover 10. When not in use, the oil filling hole is blocked with a rubber plug to prevent oil leakage. When brushing, the oil filling hole is opened and used as an air inlet to enable diesel to smoothly enter the brush roller.

[0037] The device can realize standardized operation. Each time the piston rod is pressed down, the amount of diesel provided to the brush roller is consistent, and the surface of the manhole cover is evenly covered without waste. After the sliding sleeve 7 retracts the brush roller 8, the oil outlet of the brush roller faces the center, and there is no dripping and pollution. It is easy to carry and liberates the labor of workers.

[0038] The above description is only a preferred implementation method of the utility model and is not intended to limit the utility model. For those skilled in the art, the utility model can be modified and varied in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A manhole cover cleaning device for road paving, characterized in that: It comprises a fixed cylinder (3), an oil storage chamber (15) is installed inside the fixed cylinder, a plurality of paint brush rollers (8) are connected below the oil storage chamber, the paint brush rollers are hinged to the fixed cylinder (3), and a sliding sleeve (7) is sleeved outside the fixed cylinder for folding and unfolding the paint brush rollers.

2. A road paving inspection manhole cover cleaning device according to claim 1, characterized in that: A support rod (9) is connected above the sliding sleeve (7), a first spring (6) is sleeved outside the support rod, a limit plate (5) for limiting the upward movement of the first spring is provided on the outer wall of the fixed cylinder, and the support rod protrudes above the limit plate.

3. A road paving inspection manhole cover cleaning device according to claim 2, characterized in that: The brush roller (8) and the fixed cylinder (3) are connected via an elastic hinge with an opening angle of 90 degrees. The support rod (9) cooperates with the first spring (6) to drive the sliding sleeve (7) to move up and down. Through the cooperation of the elastic hinge, the angle between the brush roller (8) and the fixed cylinder (3) is switched between 0 and 90 degrees.

4. A road paving inspection manhole cover cleaning device according to claim 2, characterized in that: The upper end of the support rod (9) is connected to a pull rod (4), the pull rod is slidably connected to a fixed cylinder (3), and the top of the fixed cylinder is rotatably connected to a clamping ring (2) for fixing the position of the pull rod.

5. A road paving inspection manhole cover cleaning device according to claim 4, characterized in that: A limiting ball (12) is provided on the lower surface of the pull rod (4) for preventing the clamping ring from loosening.

6. A road paving inspection manhole cover cleaning device according to claim 5, characterized in that: The lower surface of the pull rod (4) is provided with a groove, a second spring (11) is installed in the groove, the limiting ball (12) is connected to the second spring, and the bottom of the limiting ball protrudes from the lower surface of the pull rod.

7. The road paving inspection manhole cover cleaning device according to claim 1, characterized in that: A piston rod (1) is slidably mounted in the oil storage chamber (15), the lower end of the piston rod being connected to a partition (13), and a plurality of oil holes communicating with the brush roller are provided below the partition and on the side wall of the oil storage chamber.

8. A road paving inspection manhole cover cleaning device according to claim 7, characterized in that: A third spring (14) is connected below the partition plate (13), and the lower end of the third spring is connected to the inner surface of the oil storage cavity.

9. The road paving inspection manhole cover cleaning device according to claim 1, characterized in that: The coating roller (8) is a hollow cylindrical roller, and a brush is installed on the lower surface of the cylindrical roller.

10. The road paving inspection manhole cover cleaning device according to claim 1, characterized in that: The plurality of brush rollers (8) are evenly arranged with the center of the fixed cylinder as the center of the circle.

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