CN218203736U - Asphalt paving equipment - Google Patents

Abstract

The present application discloses an asphalt paving equipment, which relates to the technical field of pavement asphalt paving. There are counterweight rollers and a roller frame, the counterweight rollers are located on the side of the paving frame away from the body and parallel to the paving frame, and the length of the counterweight rollers is greater than the length of the paving frame, the counterweight rollers Rotate along its axis to one end of the roll frame, the end of the roll frame away from the counterweight roller is hinged to the body, and the body is provided with a locking assembly for locking the rotation of the roll frame; The side of the paving frame away from the counterweight roller also protrudes from the side of the paving frame with a number of material distribution protrusions for diverting the asphalt material; the application can directly realize the diversion of the asphalt in front of the paving frame as well as the The rolling and smoothing of the asphalt on the edge of the road surface reduces the workload of manually filling or smoothing the asphalt on the road edge.

Description

asphalt paving equipment

technical field

The present application relates to the technical field of pavement asphalt paving, in particular to a kind of asphalt paving equipment.

Background technique

Asphalt is a dark brown complex mixture composed of hydrocarbons of different molecular weights and their non-metallic derivatives. It is a high-viscosity organic liquid and is mainly used in coatings, plastics, rubber and other industries as well as road paving. When laying asphalt pavement, it is necessary to use asphalt paver to lay the road surface.

In the related art, asphalt paver is mainly divided into crawler type and tire type. Among them, referring to FIG. The paving device 3 and the walking device, hopper, material door and driver's cab at the front end of the body 1; the tire type asphalt paver includes a traction arm, a vibrating mechanism and a screed device, and the screed device consists of a screed, a thickness regulator, It is composed of camber regulator and heating device. During the use of the crawler-type asphalt paver, the asphalt is conveyed to the screw paver 3 by the scraper conveyor, and the screw paver 3 spreads the asphalt on the ground, and then the paving frame 2 initially compacts it Flatten.

In view of the related technologies mentioned above, the inventor found that: during the use of the crawler-type asphalt paver, when the spiral paver 3 spreads the asphalt on the ground, the asphalt is located at the front end of the paving frame 2. On the one hand, The edge of the road surface will be unevenly paved, and it is necessary to manually use a shovel to fill the asphalt along the road or smooth the asphalt at the edge; The asphalt is scattered, and the manual labor intensity is relatively high.

Utility model content

In order to reduce the labor intensity in the asphalt paving process of a crawler-type asphalt paver, the present application provides an asphalt paving equipment.

A kind of asphalt paving equipment provided by the application adopts the following technical scheme:

A kind of asphalt paving equipment includes a body, the rear end of the body is provided with a paving frame, a scraper conveyor and a screw spreader, the rear end of the body is provided with a counterweight roller and a roller frame, and the counterweight roller is located at The spreading frame is away from the side of the body and parallel to the spreading frame, and the length of the counterweight roller is greater than the length of the spreading frame, and the counterweight roller is connected to one end of the roller frame in rotation along its axis, and the roller The end of the frame away from the counterweight roller is hinged to the body, and the body is provided with a locking assembly for locking the rotation of the roller frame; the side of the paving frame away from the counterweight roller also protrudes A certain number of material distribution protrusions for dividing asphalt materials.

By adopting the above-mentioned technical scheme, during the use of the asphalt paving equipment in this application, as the asphalt spreader spreads the asphalt on the ground, on the one hand, the material distribution protrusions can move along with the spreader The front of the paving frame divides the asphalt material, so that the asphalt is not easy to accumulate in front of the paving frame; The asphalt material at the edge of the road surface can be rolled and smoothed accordingly in a timely manner. The whole effectively reduces the manual labor intensity in the paving process of the asphalt paver, and the operation is relatively simple.

Optionally, the locking assembly includes an upper drive cylinder located above the roll frame and between the machine body and a lower drive cylinder located between the roll frame below and the machine body, one end of the upper drive cylinder is hinged on the machine body, and the other end is hinged On the roll frame, one end of the lower drive cylinder is hinged on the machine body, and the other end is connected with a support component for supporting the roll frame.

By adopting the above-mentioned technical scheme, the upper driving cylinder and the lower driving cylinder cooperate to realize the adjustment and locking of the relative position of the roller stand and the counterweight roller on the machine body more stably, so that the counterweight roller can control the slopes of different slopes. The pavement is adaptively paved with asphalt.

Optionally, the support member includes support rollers and support rods arranged at the ends of the support rollers, the support rollers are arranged in parallel above the paving frame, one end of the support rods is hinged to the support rollers, and the other end is connected to the machine body. hinged.

By adopting the above technical scheme, the contact area between the support roller as a whole and the roll frame is relatively large, and the support roller, the lower driving cylinder and the support rod cooperate to realize stable support and adjustment of the roll frame more conveniently.

Optionally, the material distribution protrusion is a four-sided pyramid, and the side of the material distribution protrusion away from the spreading frame is arranged at a sharp angle.

By adopting the above-mentioned technical scheme, when the material distribution protrusion moves with the paving frame, the contact area between the material distribution protrusion and the asphalt material is small, and the pressure between the material distribution protrusion and the asphalt material is relatively large, which can save labor Realize the shunting of asphalt material and reduce the accumulation of asphalt material in front of the paving frame.

Optionally, a scraper for scraping the asphalt material on the counterweight roller is also provided on the roll frame, the scraper is parallel to the counterweight roller, and the scraper is close to one side of the counterweight roller. The side abuts against the counterweight roller.

By adopting the above-mentioned technical scheme, in the process of asphalt equipment moving, with the rolling of the counterweight roller, the scraper can naturally scrape off the asphalt material on the counterweight roller, reducing the adhesion of asphalt on the surface of the counterweight roller, which is convenient for the counterweight roller Continuous rolling of the pavement.

Optionally, the scraper is arranged obliquely from top to bottom from the side close to the paving frame to the side away from the paving frame, and the scraper is detachably and fixedly installed on the roller frame.

By adopting the above technical solution, the asphalt material scraped off by the scraper can naturally fall along the scraper to the front of the counterweight roller, and it is not easy to accumulate on the scraper.

Optionally, the two ends of the spreading frame are also fixedly equipped with a smoothing scraper, and the smoothing scraper is located between the spreading frame and the counterweight roller, and the smoothing scraper is away from the side of the spreading frame. One end is serrated and adapted to abut against the ground.

By adopting the above technical scheme, the smoothing scraper can smooth and pave the asphalt material on the edge of the road when the paving equipment is moving, and cooperate with the paving frame and the counterweight roller to further improve the uneven paving at the edge of the road surface. Condition.

Optionally, the smoothing scraper is arranged obliquely from top to bottom from the side close to the spreading frame to the side away from the spreading frame.

By adopting the above technical solution, the smoothing spatula can adapt to the traveling direction of the machine body, and is not easy to be broken when the equipment is traveling.

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

1. By setting the roller frame, counterweight roller and material distribution protrusion, the equipment can directly realize the diversion of the asphalt in front of the paving frame and the rolling and smoothing of the asphalt on the edge of the road surface during the process of travel, reducing manual labor on the road The workload of filling or smoothing the edge asphalt reduces the labor intensity in the process of paving asphalt with crawler-type asphalt paver;

2. Through the cooperation of the upper drive cylinder and the lower drive cylinder, the adjustment and locking of the relative position of the roller frame and the counterweight roller on the machine body can be realized more stably, and it is convenient to realize the counterweight roller on the road with different slopes. Stable paving of asphalt;

3. By coordinating the smoothing scraper with the paving frame and the counterweight roller, the asphalt material on the edge of the road can be further smoothed, and the uneven paving of asphalt at the edge of the road surface can be improved.

Description of drawings

Fig. 1 is the overall structural representation of crawler-type asphalt paver in the background technology;

Fig. 2 is the overall structure schematic diagram of the embodiment of the present application;

FIG. 3 is a schematic diagram of the overall structure of the embodiment of the present application under a different viewing angle from FIG. 2 .

Reference signs: 1. Machine body; 2. Spreading frame; 21. Material distribution protrusion; 22. Smoothing scraper; 23. Installation base; 3. Spiral spreader; 4. Counterweight roller; 5. Roller Frame; 51, support arm; 52, scraper; 6, upper drive cylinder; 7, lower drive cylinder; 8, support member; 81, support roller; 82, support rod.

detailed description

The present application will be described in further detail below in conjunction with accompanying drawings 2-3.

The embodiment of the present application discloses asphalt paving equipment, which relates to the technical field of pavement asphalt paving.

Referring to Fig. 2 and Fig. 3, a kind of asphalt paving equipment comprises body 1, and the front end of body 1 is provided with walking device, hopper, material door and driver's cab etc., and body 1 rear end is provided with paving frame 2, scraper conveyor and Spiral paver 3, in order to reduce the manual labor intensity in the asphalt paving process of the crawler-type asphalt paver, the rear end of the body 1 is also provided with a counterweight roller 4 for rolling and smoothing the asphalt at the edge of the road and The roller frame 5 and the paving frame 2 are protrudingly provided with a number of material distribution protrusions 21 for dividing the asphalt material.

Specifically, the roller frame 5 includes two symmetrical support arms 51 along the center line of the body 1, the two support arms 51 are respectively connected to both sides of the body 1 along the traveling direction of the body 1, and one end of the support arms 51 is hinged on the body 1, The other end extends to the rear of the body 1, the hinge axis between the support arm 51 and the body 1 is parallel to the paving frame 2, and the distance between the ends of the two support arms 51 away from the body 1 is greater than that of the two support arms 51 The distance between one end near the body 1; the counterweight roller 4 is connected between the two support arms 51 along its axis and parallel to the paving frame 2, and the length of the counterweight roller 4 is greater than that of the paving frame 2 length.

When the machine body 1 moves forward, the counterweight roller 4 can move along with the machine body 1 to roll the unsolidified asphalt material spread by the paving frame 2, so that the asphalt at the edge of the road surface can be correspondingly and timely Rolling and smoothing.

In order to enable the counterweight roller 4 to pave the asphalt on the road surface more stably and accurately, referring to Fig. 2 and Fig. 3, the body 1 is provided with a locking mechanism for locking the rotation of the support arm 51 on the body 1 components.

The locking assembly specifically includes an upper driving cylinder 6 located above the roller frame 5 and between the machine body 1 , and a lower driving cylinder 7 and a supporting component 8 located between the roller frame 5 and the machine body 1 .

Two groups of upper driving cylinders 6 are arranged symmetrically along the midline of the body 1, one end of the two groups of upper driving cylinders 6 is hinged on the body 1, and the other end is hinged on the roller frame 5, and the start control module of the upper driving cylinder 6 is located in the cab. The construction personnel can directly control the expansion and contraction of the upper driving cylinder 6 in the cab; the support member 8 includes a support roller 81 and two support rods 82 arranged at the end of the support roller 81 and symmetrical along the center line of the body 1. The support roller 81 is arranged in parallel above the paving frame 2, two support rods 82 are hinged at one end to the support roller 81, and the other end is hinged to the two opposite outer walls of the body 1 along the direction of travel of the body 1; the lower drive cylinder 7 is located on the support roller 81 Below, and one end of the lower driving cylinder 7 is hinged on the body 1, and the other end is hinged on the middle of the support roller 81, and the hinge axis between the lower drive cylinder 7 and the body 1 and the hinge axis between the lower drive cylinder 7 and the support roller 81 They are all parallel to the paving frame 2, and the start control module of the lower driving cylinder 7 is also located in the cab, and construction personnel can also directly control the expansion and contraction of the lower driving cylinder 7 in the cab.

The two support arms 51 are correspondingly located above the support roller 81, and the lower part of the support arm 51 abuts on the support roller 81, and controls the upper driving cylinder 6 and the lower driving cylinder 7, so that the alignment of the roller frame 5 and the counterweight can be realized more stably. The adjustment and locking of the relative positions of the rollers 4 on the machine body 1 enable the counterweight rollers 4 to pave asphalt adaptively on road surfaces with different slopes.

Further, referring to FIG. 2 and FIG. 3 , a scraper 52 for scraping the asphalt material on the counterweight roller 4 is also provided on the roller frame 5 .

The scraper 52 is a rectangular plate. The scraper 52 is located between the two support arms 51 and is parallel to the counterweight roller 4. One side of the roller 4 is set in a blade shape, and the side of the scraper 52 close to the counterweight roller 4 abuts against the surface of the outer peripheral wall of the counterweight roller 4; One side of 2 is arranged obliquely from top to bottom.

During the progress of the asphalt equipment, with the rolling of the counterweight roller 4, the scraper 52 can naturally scrape off the asphalt material on the counterweight roller 4, reducing the adhesion of asphalt on the surface of the counterweight roller 4; at the same time, the scraped off The asphalt material can fall naturally along the scraper 52 to the front of the weight roller 4, mix with the incompletely condensed asphalt material located between the paving frame 2 and the weight roller 4, and be crushed again by the weight roller 4 pressure to reduce the waste of asphalt material.

Further, referring to FIG. 2 and FIG. 3 , a smoothing scraper 22 for cooperating with the paving frame 2 and the counterweight roller 4 to smooth and spread the asphalt material is fixedly installed at both ends of the paving frame 2 .

Specifically, the smoothing scraper 22 is located on the side of the spreading frame 2 away from the material distribution protrusion 21, and the side of the spreading frame 2 facing away from the body 1 is protruded with a mounting base 23, and the mounting base 23 is in contact with the horizontal surface. There is a certain distance between them, and the smoothing scraper 22 is fixedly installed under the installation base 23, and the smoothing scraper 22 is inclined from top to bottom from the side close to the paving frame 2 to the side away from the paving frame 2 Laying, the smoothing scraper 22 is arranged in a zigzag form away from the end of the paving frame 2 and is suitable for abutting against the ground; The asphalt material is smoothed and paved.

The counterweight roller 4 is positioned at the rear of the smoothing spatula 22 accordingly, and the asphalt material after the smoothing spatula 22 is smoothed and paved can be rolled flat by the counterweight roller 4 rolls.

Correspondingly, in order to facilitate the diversion of the asphalt material in front of the paving frame 2, referring to Figures 2 and 3, the material distribution protrusion 21 is specifically a four-sided cone, and the material distribution protrusion 21 is located between the spiral paver 3 and the paving frame. 2, and the material distribution protrusion 21 is fixedly installed on the spreading frame 2, the material distribution protrusion 21 is located in the middle and lower part of the spiral spreader 3, and the side surface of the material distribution protrusion 21 close to the spreading frame 2 is vertical The surface is attached and fixed to the paving frame 2, and the material distribution protrusion 21 is arranged at a sharp angle away from the side of the paving frame 2, and the cross-sectional area of the material distribution protrusion 21 along the horizontal direction gradually increases from top to bottom.

When the material distribution protrusion 21 travels with the paving frame 2, the contact area between the material distribution protrusion 21 and the asphalt material is small, and the pressure between the material distribution protrusion 21 and the asphalt material is relatively large, so that it can be realized in a relatively labor-saving manner. The diversion of asphalt material reduces the accumulation of asphalt material in front of the paving frame 2.

The implementation principle of a kind of asphalt paving equipment in the embodiment of the present application is as follows: in the process of paving asphalt by the asphalt paving equipment in the present application, the construction personnel can control the walking device in the cab to drive the body 1 to move, and through the scraping Modules such as board conveyor, screw paver 3, hopper, and material door spread the asphalt on the ground; during the travel of the machine body 1, the equipment can directly realize the diversion of the asphalt in front of the paving frame 2 during the travel process As well as rolling and smoothing the asphalt on the edge of the road surface, and diverting the asphalt material, so that the asphalt is not easy to accumulate in front of the paving frame 2, reducing the workload of manually filling or smoothing the asphalt on the road edge, and effectively reducing the overall It reduces the manual labor intensity during the asphalt paver paving process, and the operation is relatively simple.

All of the above are preferred embodiments of the application, and are not intended to limit the protection scope of the application. Therefore, all equivalent changes made according to the structure, shape, and principle of the application should be covered by the protection scope of the application. Inside.

Claims (8)

1. An asphalt paving equipment, including a body (1), the rear end of the body (1) is provided with a paving frame (2), a scraper conveyor and a screw spreader (3), characterized in that: the The rear end of the body (1) is provided with a counterweight roller (4) and a roller frame (5), and the counterweight roller (4) is located on the side of the paving frame (2) away from the body (1) (2) are parallel, and the length of the counterweight roller (4) is greater than the length of the paving frame (2), and the counterweight roller (4) is connected to one end of the roller frame (5) rotating along its axis, so The end of the roller frame (5) away from the counterweight roller (4) is hinged to the body (1), and the body (1) is provided with a locking assembly for locking the rotation of the roller frame (5); The side of the paving frame (2) away from the weight roller (4) is also protruded with a number of material distribution protrusions (21) for dividing the asphalt material. 2. The asphalt paving equipment according to claim 1, characterized in that: the locking assembly includes an upper drive cylinder (6) located between the upper part of the roller frame (5) and the machine body (1) and an upper drive cylinder (6) located between the roller The lower driving cylinder (7) between the bottom of the frame (5) and the body (1), one end of the upper driving cylinder (6) is hinged on the body (1), and the other end is hinged on the roller frame (5). One end of the lower driving cylinder (7) is hinged on the machine body (1), and the other end is connected with a support member (8) for supporting the roller frame (5). 3. The asphalt paving equipment according to claim 2, characterized in that: the support member (8) comprises a support roller (81) and a support rod (82) arranged at the end of the support roller (81), The support roller (81) is arranged parallelly above the paving frame (2), one end of the support rod (82) is hinged to the support roller (81), and the other end is hinged to the machine body (1). 4. An asphalt paving equipment according to claim 1, characterized in that: the material distribution protrusion (21) is a four-sided pyramid, and the material distribution protrusion (21) is far away from the paving frame (2 ) is laid out at a sharp angle on one side. 5. A kind of asphalt paving equipment according to any one of claims 1-4, characterized in that: the roller frame (5) is also provided with counterweight rollers (4) for the asphalt The scraper (52) for scraping the material, the scraper is parallel to the counterweight roller (4), and the side of the scraper (52) close to the counterweight roller (4) is in contact with the counterweight roller (4) meet each other. 6. The asphalt paving equipment according to claim 5, characterized in that: the scraper (52) moves from the side close to the paving frame (2) to the side away from the paving frame (2). It is arranged obliquely from top to bottom, and the scraper (52) is detachably and fixedly installed on the roller frame (5). 7. A kind of asphalt paving equipment according to claim 5, characterized in that: both ends of the paving frame (2) are also fixedly installed with a smoothing scraper (22), and the smoothing scraper ( 22) is located between the paving frame (2) and the counterweight roller (4), and the end of the smoothing scraper (22) away from the paving frame (2) is arranged in a zigzag shape and is suitable for abutting against the ground. 8. The asphalt paving equipment according to claim 7, characterized in that: the smoothing scraper (22) is directed from a side close to the paving frame (2) to a side far away from the paving frame (2). The sides are arranged obliquely from top to bottom.

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