CN217839596U

CN217839596U - Asphalt concrete road roller

Info

Publication number: CN217839596U
Application number: CN202221878334.5U
Authority: CN
Inventors: 郑卫炎; 陈华君; 金莉春
Original assignee: Zhejiang Jinhang Road And Bridge Engineering Co ltd
Current assignee: Zhejiang Jinhang Road And Bridge Engineering Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-11-18
Anticipated expiration: 2032-07-20

Abstract

The utility model relates to an asphalt concrete road roller, it includes organism and first cylinder, first cylinder with the organism rotates to be connected, first cylinder top is equipped with the fog spray cover, fog spray cover length direction with first cylinder length direction is unanimous, be equipped with the inner chamber that is used for the water storage in the fog spray cover, the fog spray cover orientation one side of first cylinder is equipped with a plurality of atomising heads, each the atomising head all with inner chamber intercommunication, each the atomising head all moves towards first cylinder perisporium, the fog spray cover is connected with the delivery pipe, delivery pipe one end is used for with the water source intercommunication, the delivery pipe other end with the inner chamber intercommunication, be equipped with the flow valve on the delivery pipe. The application has the following effects: the sprinkling quantity of the first roller can be controlled, and the influence on the quality of the asphalt concrete caused by excessive sprinkling quantity can be avoided as much as possible.

Description

Asphalt concrete road roller

Technical Field

The application relates to the field of road rollers, in particular to an asphalt concrete road roller.

Background

Asphalt concrete, commonly known as asphalt concrete, is a mixture prepared by mixing mineral aggregate, crushed stone or crushed gravel, stone chips or sand, mineral powder and the like with a certain proportion of road asphalt material. When the asphalt concrete is used for building a highway pavement, the asphalt concrete needs to be compacted by a road roller.

The road roller belongs to the field of road equipment in engineering machinery, is widely used for the filling compaction operation of large engineering projects such as high-grade highways, railways, airport runways, dams, stadiums and the like, and can roll sandy, semi-viscous and viscous soil, roadbed stabilized soil and asphalt concrete pavement layers. Typically, the roller comprises a drum located on the forward side of the roller for compacting the asphalt concrete and a tyre located on the rear side of the drum.

Generally, in order to ensure that the compacted asphalt concrete reaches a certain density and flatness, the asphalt concrete is kept at a higher temperature all the time during compaction, but the asphalt concrete at the higher temperature is easy to adhere to a roller of a road roller, and a construction unit usually adopts a mode of manually spraying water on the roller so as to prevent the asphalt concrete from adhering to the roller as much as possible. However, the manual sprinkling method is difficult to control the sprinkling amount, and when the sprinkling amount is too much, water is mixed with the asphalt concrete, so that the quality of the asphalt concrete is easily influenced.

SUMMERY OF THE UTILITY MODEL

In order to control the watering volume to the cylinder, avoid as far as possible influencing asphalt concrete's quality because of the watering volume is too much, this application provides an asphalt concrete road roller.

The application provides an asphalt concrete road roller adopts following technical scheme:

the utility model provides an asphalt concrete road roller, includes organism and first cylinder, first cylinder with the organism rotates to be connected, first cylinder top is equipped with the fog spray cover, fog spray cover length direction with first cylinder length direction is unanimous, be equipped with the inner chamber that is used for the water storage in the fog spray cover, the fog spray cover orientation one side of first cylinder is equipped with a plurality of atomising heads, each the atomising head all with the inner chamber intercommunication, each the atomising head all faces first cylinder perisporium, the fog spray cover is connected with the delivery pipe, delivery pipe one end is used for with the water source intercommunication, the delivery pipe other end with the inner chamber intercommunication, be equipped with the flow valve on the delivery pipe.

Through adopting above-mentioned technical scheme, the operator passes through the controllable delivery pipe of flow valve to the water supply capacity in the inner chamber, and water in the inner chamber is through the state blowout of each atomising head with water smoke, and water smoke spouts on the perisporium of first cylinder, can avoid water directly to spill on asphalt concrete as far as possible, with this steerable watering volume to first cylinder, can avoid influencing asphalt concrete's quality because of the watering volume is too much as far as possible, can avoid asphalt concrete to be stained with and attach on first cylinder as far as possible simultaneously.

Preferably, one side of the spray hood facing the first roller is arc-shaped, the concave arc side faces the first roller peripheral wall, and the spray heads are uniformly distributed on the concave arc side of the spray hood at intervals.

By adopting the technical scheme, the spray heads can spray water mist to the peripheral wall of the first roller from different directions, so that the efficiency of wetting the peripheral wall of the first roller can be improved.

Preferably, the spraying cover is connected with a scraper, the length direction of the scraper is consistent with the length direction of the first roller, the scraper is positioned on the advancing side of the machine body, and a soil scraping gap is formed between the scraper and the peripheral wall of the first roller at an interval.

Through adopting above-mentioned technical scheme, first cylinder bottom is before not being drenched by water smoke, be stained with attached asphalt concrete easily, first cylinder bottom is stained with attached asphalt concrete and rolls to the scraper blade along with first cylinder, the scraper blade can be stained with attached asphalt concrete with first cylinder and scrape down, and scraped asphalt concrete falls in the side of advancing of organism through scraping the concrete clearance, the organism is when advancing, first cylinder can be with scraped asphalt concrete and not compacted asphalt concrete compaction, can avoid first cylinder to lead to the poor condition of compaction effect because of being stained with attached asphalt concrete on the lateral wall when compaction asphalt concrete as far as possible, can improve first cylinder compaction asphalt concrete's efficiency.

Preferably, the scraper blade is provided with a first sliding hole, the length direction of the first sliding hole is consistent with the length direction of the spray cover, one end of the spray cover penetrates through the first sliding hole, and the scraper blade can slide on the side wall of the spray cover along the circumferential direction of the spray cover through the first sliding hole and be locked through a locking piece.

Through adopting above-mentioned technical scheme, the scraper blade accessible first slide hole slides in order to adjust with the hookup location of spray cover lateral wall along spray cover lateral wall circumference, and the scraper blade can be followed the spray cover with this and dismantled change or clearance, has improved the flexibility of scraper blade.

Preferably, one side of the spray hood, which is far away from the first roller, is provided with a plurality of screw holes, the screw holes are distributed along the circumferential direction of the spray hood at equal angular intervals, the connecting piece adopts a bolt, and one end of the bolt, which penetrates through the scraper, is in threaded connection with the screw holes.

Through adopting above-mentioned technical scheme, the scraper blade slides on the spray cover lateral wall, and accessible bolt is connected in order to change the hookup location on the spray cover lateral wall with corresponding the screw, adopts bolted connection, easy operation.

Preferably, the scraper is connected with a sliding block in a sliding manner along the length direction, and one side of the sliding block is in contact with the scraper.

Through adopting above-mentioned technical scheme, when the slider slided along scraper blade length direction, can scrape the asphalt concrete of adhesion on the scraper blade, can improve the scraper blade and scrape the efficiency of the asphalt concrete on the first cylinder perisporium.

Preferably, the scraper blade has been seted up the second hole that slides along length direction, slider one end is located in the second hole that slides, be equipped with the spring in the second hole that slides, spring one end with second hole one end wall connection slides, the spring other end with slider one end is connected.

Through adopting above-mentioned technical scheme, the operator is when removing the slider, and spring deformation extension, after the operator loosens the slider, spring deformation resets, and the spring can drive the slider and slide and reset, can scrape the scraper blade once more, has improved the slider and has scraped the efficiency of the asphalt concrete on the scraper blade.

Preferably, the machine body is rotatably connected with a second roller, the length direction of the second roller is consistent with that of the first roller, and the second roller is located on one side of the machine body, which is far away from the first roller.

Through adopting above-mentioned technical scheme, behind the first cylinder compaction asphalt concrete, when the organism was advancing, the tire can leave the vestige on the asphalt concrete after the compaction, and the second cylinder can be the asphalt concrete after the compaction once more, can improve the compaction effect.

In summary, the present application includes at least one of the following beneficial technical effects:

1. an operator can control the water supply amount of the water supply pipe to the inner cavity through the flow valve, the water in the inner cavity is sprayed out in a water mist state through each spray head, the water mist is sprayed onto the peripheral wall of the first roller, the direct sprinkling of the water on the asphalt concrete can be avoided as much as possible, the sprinkling amount on the first roller can be controlled, the influence on the quality of the asphalt concrete due to the excessive sprinkling amount can be avoided as much as possible, and meanwhile, the adhesion of the asphalt concrete on the first roller can be avoided as much as possible;

2. the asphalt concrete adhered to the bottom of the first roller rolls to the scraper along with the first roller, the scraper can scrape the asphalt concrete adhered to the first roller, the scraped asphalt concrete falls on the advancing side of the machine body through the scraping gap, and when the machine body advances, the first roller can compact the scraped asphalt concrete and the uncompacted asphalt concrete, so that the situation that the compacting effect is poor due to the asphalt concrete adhered to the side wall when the first roller compacts the asphalt concrete can be avoided as much as possible, and the efficiency of compacting the asphalt concrete by the first roller can be improved;

3. after the first roller compacts the asphalt concrete, the second roller can compact the compacted asphalt concrete again, and the compaction effect can be improved.

Drawings

Fig. 1 is a schematic overall structure diagram of an asphalt concrete road roller according to an embodiment of the present application.

Fig. 2 is a schematic view of another perspective of the overall structure of an asphalt concrete road roller according to an embodiment of the present invention.

Fig. 3 is a partial structural schematic diagram of an asphalt concrete road roller according to an embodiment of the present application.

Fig. 4 is an exploded view of a part of the asphalt concrete road roller according to the embodiment of the present application.

Description of the reference numerals:

100. a body; 101. a first drum; 102. a second drum;

200. a spray hood; 201. a spray head; 202. a water supply pipe; 203. a flow valve; 204. a screw hole;

300. a squeegee; 301. a first sliding hole; 302. a bolt; 303. a slider; 304. a second sliding hole; 305. a spring.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses an asphalt concrete road roller. Referring to fig. 1 and 2, the asphalt concrete road roller comprises a machine body 100, a first roller 101 and a spray cover 200, wherein the first roller 101 is rotatably connected with the machine body 100, the spray cover 200 is positioned above the first roller 101, the spray cover 200 is connected with a spray head 201, and the spray head 201 is used for spraying water mist to the peripheral wall of the first roller 101, so that the water spraying amount of the first roller 101 can be controlled, and the influence on the quality of asphalt concrete caused by excessive water spraying amount can be avoided as much as possible.

A second roller 102 is rotatably connected to a side of the machine body 100 away from the first roller 101, a length direction of the second roller 102 is consistent with a length direction of the first roller 101, and a tire is located between the first roller 101 and the second roller 102.

The spray cover 200 is arc-shaped, and the longitudinal direction thereof coincides with the longitudinal direction of the first drum 101, and the concave arc side of the spray cover 200 faces the circumferential wall of the first drum 101. The spray heads 201 are multiple, and the spray heads 201 are uniformly distributed on the concave arc side of the spray cover 200 at intervals and all face the peripheral wall of the first drum 101. The spray cover 200 is provided with an inner cavity, and each spray head 201 is communicated with the inner cavity. The spray cover 200 is connected with a water supply pipe 202 at the top, one end of the water supply pipe 202 is communicated with the inner cavity, the other end of the water supply pipe 202 is communicated with a water source, the water source can be a water tank, the water tank is connected to the machine body 100, and the water tank is communicated with the water supply pipe 202 through a water pump. The water pump and the water supply pipe 202 can supply water in the water tank to the inner cavity, and the water in the inner cavity is sprayed onto the peripheral wall of the first drum 101 through the spray heads 201 in a mist state.

The end of the water supply tube 202 remote from the spray cap 200 is fitted with a flow valve 203, and an operator can adjust the amount of water delivered to the interior chamber by adjusting the flow valve 203.

Referring to fig. 3 and 4, a scraper 300 is provided on the forward side of the first drum 101, the scraper 300 is detachably connected to the spray cover 200, and the scraper 300 forms a scraping gap with the circumferential wall of the first drum 101. The squeegee 300 is a rectangular plate, and the longitudinal direction thereof coincides with the longitudinal direction of the first roller 101. First slide opening 301 has been seted up along length direction to scraper blade 300, and first slide opening 301 is passed to spray cover 200 one end, and scraper blade 300 can slide and connect through the connecting piece along spray cover 200 circumference on spray cover 200 through first slide opening 301.

Referring to fig. 1 and 4, a plurality of screw holes 204 are circumferentially distributed on the convex arc side of the spray hood 200, the connecting member is a bolt 302, and one end of the bolt 302 penetrates through the scraper 300 and is in threaded connection with the screw holes 204 to detachably connect the scraper 300 and the spray hood 200.

Referring to fig. 3 and 4, a second sliding hole 304 is formed at one end of the scraper 300 close to the first roller 101, the length direction of the second sliding hole 304 is the same as the length direction of the first sliding hole 301, and a sliding block 303 is connected to the second sliding hole 304 in a sliding manner. The slide block 303 is C-shaped, after the slide block 303 passes through the second sliding hole 304, two ends of the slide block 303 are in contact with two sides of the scraper 300, and the slide block 303 slides along the length direction of the second sliding hole 304 to scrape off residual asphalt concrete on the scraper 300. A spring 305 is arranged in the second sliding hole 304, the length direction of the spring 305 is the same as that of the second sliding hole 304, one end of the spring 305 is connected with the inner wall of one end of the second sliding hole 304, and the other end of the spring 305 is connected with the part of the sliding block 303, which is positioned in the second sliding hole 304.

The implementation principle of the asphalt concrete road roller in the embodiment of the application is as follows: the operator can control the amount of water supply from the water source to the inner cavity by controlling the opening degree of the flow valve 203, the water in the inner cavity is sprayed to the circumferential wall of the first roller 101 in a water mist state through each spray head 201, the quality of asphalt concrete influenced by excessive water spraying amount can be avoided as much as possible while the circumferential wall of the first roller 101 is wetted, the water spraying amount to the first roller 101 can be controlled, and the asphalt concrete can be prevented from being attached to the first roller 101 as much as possible.

When asphalt concrete adhered to the bottom peripheral wall of the first roller 101 before being wetted passes through the scraping gap, the asphalt concrete can be scraped off by the scraper 300, the asphalt concrete on the scraper 300 can be scraped off when the sliding block 303 slides on the scraper 300 along the length direction of the scraper 300, the scraped asphalt concrete falls to the advancing side of the machine body 100, and the scraped asphalt concrete and the uncompacted asphalt concrete can be compacted by the first roller 101.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An asphalt concrete road roller, which is characterized in that: the water-saving spraying device comprises a machine body (100) and a first roller (101), wherein the first roller (101) is rotationally connected with the machine body (100), a spraying cover (200) is arranged above the first roller (101), the length direction of the spraying cover (200) is consistent with that of the first roller (101), an inner cavity for storing water is arranged in the spraying cover (200), a plurality of spraying heads (201) are arranged on one side, facing the first roller (101), of the spraying cover (200), each spraying head (201) is communicated with the inner cavity, each spraying head (201) faces the peripheral wall of the first roller (101), a water supply pipe (202) is connected with the spraying cover (200), one end of the water supply pipe (202) is used for being communicated with a water source, the other end of the water supply pipe (202) is communicated with the inner cavity, and a flow valve (203) is arranged on the water supply pipe (202).

2. The asphalt concrete roller according to claim 1, wherein: one side of the spray hood (200) facing the first roller (101) is arc-shaped, the concave arc side faces the peripheral wall of the first roller (101), and the spray heads (201) are uniformly distributed on the concave arc side of the spray hood (200) at intervals.

3. The asphalt concrete road roller according to claim 2, wherein: the spraying cover (200) is connected with a scraper (300), the length direction of the scraper (300) is consistent with the length direction of the first roller (101), the scraper (300) is located on the advancing side of the machine body (100), and a soil scraping gap is formed between the scraper (300) and the peripheral wall of the first roller (101) at intervals.

4. The asphalt concrete roller according to claim 3, wherein: first hole (301) that slide have been seted up to scraper blade (300), first hole (301) length direction that slides with spray cover (200) length direction is unanimous, spray cover (200) one end is passed first hole (301) that slides, scraper blade (300) accessible first hole (301) that slides are in spray cover (200) lateral wall is last to be followed spray cover (200) circumference slides and locks through the locking piece.

5. The asphalt concrete road roller according to claim 4, wherein: a plurality of screw holes (204) are formed in one side, away from the first roller (101), of the spray cover (200), the screw holes (204) are distributed along the circumferential direction of the spray cover (200) at equal angular intervals, the locking pieces are bolts (302), and one ends, penetrating through the scraping plates (300), of the bolts (302) are in threaded connection with the screw holes (204).

6. The asphalt concrete roller according to claim 3, wherein: the scraper (300) is connected with a sliding block (303) in a sliding mode along the length direction, and one side of the sliding block (303) is in contact with the scraper (300).

7. The asphalt concrete road roller according to claim 6, wherein: second hole (304) that slides has been seted up along length direction to scraper blade (300), slider (303) one end is located in second hole (304) that slides, be equipped with spring (305) in second hole (304) that slides, spring (305) one end with second hole (304) one end inner wall connection slides, the spring (305) other end with slider (303) one end is connected.

8. The asphalt concrete road roller according to claim 1, wherein: the machine body (100) is rotatably connected with a second roller (102), the length direction of the second roller (102) is consistent with that of the first roller (101), and the second roller (102) is positioned on one side, far away from the first roller (101), of the machine body (100).