CN221740835U

CN221740835U - Pavement asphalt paver

Info

Publication number: CN221740835U
Application number: CN202323528564.6U
Authority: CN
Inventors: 郑欣然; 张家瑞; 李潇玉; 王世乾; 张艺凡; 黄文凯; 黄静; 史娜; 王世琦; 邓小娟
Original assignee: Gansu Zhongtian Project Construction Co ltd
Current assignee: Gansu Zhongtian Project Construction Co ltd
Priority date: 2023-12-22
Filing date: 2023-12-22
Publication date: 2024-09-20
Anticipated expiration: 2033-12-22

Abstract

The utility model relates to the technical field of road construction and discloses a pavement asphalt paver, which comprises a machine body, wherein a moving mechanism is arranged at the bottom of the machine body, a mounting plate is fixedly connected to the top of the moving mechanism, a feeding mechanism is arranged in the mounting plate, an asphalt mixing hopper is arranged at the top of the feeding mechanism, a driving cavity is arranged at the left side of the asphalt mixing hopper, a connecting block is fixedly connected to the left side of the machine body, a paving mechanism and a compacting mechanism are arranged at the bottom of the connecting block, the asphalt paver can move efficiently and stably by the aid of the moving mechanism, asphalt mixture is conveyed to the paving mechanism for paving operation by the aid of the asphalt mixing hopper and the feeding mechanism, a spiral distributing roller and a paving scraper work cooperatively, so that asphalt materials can be paved on a pavement rapidly and uniformly, the paved asphalt materials can be combined together more tightly by means of rotation and pressure of the compacting roller.

Description

Pavement asphalt paver

Technical Field

The utility model relates to the technical field of road construction, in particular to a pavement asphalt paver.

Background

Paving asphalt is a critical step in road construction and maintenance, and the hot asphalt mixture is laid on the road surface in a specific thickness and then fixed on the road surface by compaction, compaction and the like, which helps to provide a smooth running surface and can resist the influence of daily traffic and natural environment, and the process requires strict engineering control and efficient construction operation to ensure that the final road quality meets the design requirements and can be used for a long time.

The prior art has the following defects: in the prior art, most of asphalt pavers adopt manual operation and simple mechanical devices to finish paving work, the manual operation is easily influenced by human factors, such as skill level and fatigue degree of operators, so that the problems of uneven paving, inconsistent thickness and the like are caused, the simple mechanical devices cannot realize accurate paving control, and the requirements of modern road construction on flatness and compactness cannot be met, so that the pavement asphalt paver needs to be designed.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model provides a pavement asphalt paver, which solves the problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a road surface asphalt paver, includes the organism, the bottom of organism is provided with moving mechanism, moving mechanism's top fixedly connected with mounting panel, the inside of mounting panel is provided with feed mechanism, feed mechanism's top is provided with the asphalt mixing hopper, the left side of asphalt mixing hopper is provided with the driving chamber, the left side fixedly connected with connecting block of organism, the bottom of connecting block is provided with spreading mechanism and compaction mechanism, the bottom fixedly connected with mount of organism.

Preferably, the moving mechanism comprises a driving assembly and a crawler belt, and the crawler belt is connected with the driving assembly in a transmission way.

Preferably, the mounting plate is provided with a through groove, and two sides of the through groove are rotationally connected with the asphalt mixing hopper through hinges.

Preferably, the feeding mechanism comprises a conveying belt, the conveying belt is movably connected in the through groove, and a plurality of separation strips are fixedly connected to the surface of the conveying belt at equal intervals.

Preferably, the spreading mechanism comprises a spiral spreading roller, the spiral spreading roller corresponds to the output end of the conveying belt, a spreading scraper is arranged on the left side of the spiral spreading roller, and the spiral spreading roller and the spreading scraper are both rotationally connected to the fixing frame.

Preferably, the compaction mechanism comprises an oil cylinder, a connecting seat, a connecting roller, a supporting frame and compaction rollers, wherein the oil cylinder is fixedly arranged on the connecting block, the output end of the oil cylinder is fixedly connected with the connecting roller through the connecting seat, the two ends of the connecting roller are fixedly connected with the supporting frame, and the bottom of the supporting frame is rotationally connected with the two compaction rollers.

Preferably, the support frame is kept away from the one side fixedly connected with damping spring of connecting roller, damping spring's the other end fixed connection is on the mount, the equal fixedly connected with baffle in both sides of mount.

The utility model has the technical effects and advantages that:

1. According to the utility model, the asphalt paver is provided with the moving mechanism to enable the asphalt paver to move on a road surface efficiently and stably, asphalt mixture is conveyed to the paving mechanism for paving through the asphalt mixing hopper and the feeding mechanism, and the spiral material distributing roller and the paving scraper work cooperatively, so that asphalt materials can be paved on the road surface rapidly and uniformly, the expected paving effect is achieved, the paving quality of the road surface is ensured, and the working efficiency is improved.

2. According to the utility model, the compaction mechanism is arranged, the oil cylinder is used for adjusting the ground clearance of the compaction roller, so that the thickness of asphalt paving is controlled, the compaction roller rotates and applies pressure, the paved asphalt materials can be more tightly combined together, the compactness and bearing capacity of the asphalt materials are improved, and the compaction mechanism is used for compacting the newly paved asphalt road surface to be smoother.

3. According to the utility model, the damping spring is arranged, so that the impact force applied to the asphalt layer by the compacting roller can be reduced by using the damping spring, the pressure applied to the asphalt layer by the compacting roller in the compacting process is more uniform, the local excessive compaction or damage caused by overlarge impact force is avoided, the working efficiency is improved, the equipment abrasion is reduced, and the construction quality is improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic structural view of the present utility model at another view angle.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

FIG. 4 is a schematic view of a compacting mechanism according to the present utility model.

The reference numerals are: 1. a body; 2. a moving mechanism; 201. a drive assembly; 202. a track; 3. a mounting plate; 301. a through groove; 4. a feeding mechanism; 401. a conveyor belt; 402. a separator bar; 5. an asphalt mixing hopper; 6. a driving chamber; 7. a connecting block; 8. a spreading mechanism; 801. a spiral material-distributing roller; 802. paving a scraping plate; 9. a compacting mechanism; 901. an oil cylinder; 902. a connecting seat; 903. a connecting roller; 904. a support frame; 905. a compacting roller; 906. a damping spring; 10. a fixing frame; 11. and a baffle.

Detailed Description

The embodiments of the present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which the embodiments of the present utility model are shown by way of illustration only, and in which a road asphalt spreader according to the present utility model is not limited to the embodiments of the present utility model, but all other embodiments of the road asphalt spreader are within the scope of the present utility model, which are not intended to be inventive by those skilled in the art.

The utility model provides a road asphalt paver, referring to fig. 1-4, which comprises a machine body 1, wherein a moving mechanism 2 is arranged at the bottom of the machine body 1, a mounting plate 3 is fixedly connected to the top of the moving mechanism 2, a feeding mechanism 4 is arranged in the mounting plate 3, an asphalt mixing hopper 5 is arranged at the top of the feeding mechanism 4, a driving cavity 6 is arranged at the left side of the asphalt mixing hopper 5, a connecting block 7 is fixedly connected to the left side of the machine body 1, a spreading mechanism 8 and a compacting mechanism 9 are arranged at the bottom of the connecting block 7, and a fixing frame 10 is fixedly connected to the bottom of the machine body 1.

Further, the moving mechanism 2 comprises a driving assembly 201 and a crawler 202, the crawler 202 is connected with the driving assembly 201 in a transmission manner, the crawler 202 is driven to rotate through the operation of the driving assembly 201, and then the asphalt spreader is driven to move on a road surface, so that stable running of the asphalt spreader under various terrain conditions is ensured, and the working efficiency is also improved.

Specifically, the driving assembly 201 is generally composed of an engine, a transmission shaft, and the like, power generated by the engine is transmitted to the crawler 202 through the transmission and the transmission shaft, meanwhile, when the rotational speed of the engine is changed by the transmission, the rotational speed of the crawler 202 is changed to adapt to different operation requirements, the transmission shaft effectively transmits the power of the engine to the crawler 202, and friction is generated between the crawler 202 and a road surface in the rotation process of the crawler 202, so that the asphalt paver can efficiently and stably move on the road surface and perform paving operation.

Further, the mounting plate 3 is provided with the through groove 301, two sides of the through groove 301 are rotatably connected with the asphalt mixing hopper 5 through hinges, the asphalt mixing hopper 5 is used for storing and transporting hot asphalt mixture, the asphalt mixing hopper 5 is made of metal, and a heating device is arranged in the asphalt mixing hopper to keep the temperature of the asphalt mixture so as to ensure that the asphalt mixture keeps proper fluidity in the paving process, the position of the asphalt mixing hopper 5 can be adjusted according to the requirement through the rotation of the asphalt mixing hopper 5 on the mounting plate 3, and the asphalt mixture can be smoothly conveyed into the paving mechanism 8 of the pre-feeding mechanism 4.

Further, the feeding mechanism 4 comprises a conveying belt 401, the conveying belt 401 is movably connected in the through groove 301, a plurality of separation strips 402 are fixedly connected to the surface of the conveying belt 401 at equal intervals, and the conveying belt 401 works to convey asphalt mixture from the asphalt mixing hopper 5 to the spreading mechanism 8.

Further, the spreading mechanism 8 comprises a spiral spreading roller 801, the spiral spreading roller 801 corresponds to the output end of the conveying belt 401, a spreading scraper 802 is arranged on the left side of the spiral spreading roller 801, the spiral spreading roller 801 and the spreading scraper 802 are both rotationally connected to the fixed frame 10, the spiral spreading roller 801 rotates, asphalt materials conveyed by the feeding mechanism 4 are uniformly distributed to a road surface by means of a special spiral structure of the spiral spreading roller 801, the pavement quality of the road surface is ensured, the working efficiency is improved, the asphalt materials can be quickly and uniformly covered on the road surface, the spreading scraper 802 bears the asphalt materials and screeds the asphalt materials when the spiral spreading roller 801 rotates, the asphalt materials can be flatly paved on the road surface, the problem that the asphalt materials are accumulated or unevenly distributed is avoided, and the spiral spreading roller 801 and the spreading scraper 802 cooperatively work, so that the asphalt materials can be quickly and uniformly paved on the road surface, and the expected pavement effect is achieved.

Further, compaction mechanism 9 includes hydro-cylinder 901, connecting seat 902, connecting roller 903, support frame 904 and compaction roller 905, hydro-cylinder 901 fixed mounting is on connecting block 7, the output of hydro-cylinder 901 passes through connecting seat 902 fixedly connected with connecting roller 903, the equal fixedly connected with support frame 904 in both ends of connecting roller 903, the bottom rotation of support frame 904 is connected with two compaction rollers 905, start-up hydro-cylinder 901, drive connecting roller 903 vertical movement through hydro-cylinder 901, and then adjust the ground clearance of compaction roller 905, simultaneously, compaction roller 905 rotates, compaction roller 905 is through exerting pressure, can make the pitch material after the paver combine more closely together, improve pitch material's compactness and bearing capacity, be used for compacting newly laid pitch road surface, make it more level.

Further, the support frame 904 is kept away from one side fixedly connected with damping spring 906 of connecting roller 903, damping spring's 906 other end fixed connection is on mount 10, the equal fixedly connected with baffle 11 in both sides of mount 10, damping spring 906 helps making compaction roller 905 more even to the pressure that the pitch layer was applyed in the compaction process, avoids because the too big local excessive compaction or the damage that leads to of impact force, carries out spacingly through setting up baffle 11 to the laying range of pitch, prevents that pitch from flowing out the laying range.

The working principle of the utility model is as follows: the driving assembly 201 works to drive the crawler 202 to rotate, so that the asphalt paver can be driven to move on a road surface, in the moving process, the position of the asphalt mixing hopper 5 is adjusted by rotating the asphalt mixing hopper 5 on the mounting plate 3, so that asphalt mixture can be smoothly conveyed into the paving mechanism 8 of the pre-feeding mechanism 4, the conveying belt 401 works to convey the asphalt mixture from the asphalt mixing hopper 5 into the paving mechanism 8, the spiral material distributing roller 801 rotates, asphalt materials conveyed by the feeding mechanism 4 are uniformly distributed on the road surface by virtue of a special spiral structure of the spiral material distributing roller 801, the paving scraper 802 bears the asphalt materials and is scraped, the oil cylinder 901 is started, the connecting roller 903 is driven to vertically move by the oil cylinder 901, the ground clearance of the compacting roller 905 is adjusted, meanwhile, the compacting roller 905 rotates, and the asphalt materials after paving can be more tightly combined together by applying pressure, so that asphalt paving operation is completed.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

Secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a road surface asphalt paver, includes organism (1), its characterized in that: the utility model discloses a machine body, including machine body (1), mounting panel (3) are provided with at the bottom of machine body (1), the top fixedly connected with mounting panel (3) of moving mechanism (2), the inside of mounting panel (3) is provided with feed mechanism (4), the top of feed mechanism (4) is provided with pitch mixing hopper (5), the left side of pitch mixing hopper (5) is provided with driving chamber (6), the left side fixedly connected with connecting block (7) of machine body (1), the bottom of connecting block (7) is provided with spreading mechanism (8) and compaction mechanism (9), the bottom fixedly connected with mount (10) of machine body (1).

2. The pavement asphalt paving machine of claim 1, wherein: the moving mechanism (2) comprises a driving assembly (201) and a crawler belt (202), and the crawler belt (202) is connected to the driving assembly (201) in a transmission mode.

3. The pavement asphalt paving machine of claim 1, wherein: the installation plate (3) is provided with a through groove (301), and two sides of the through groove (301) are rotationally connected with an asphalt mixing hopper (5) through hinges.

4. The pavement asphalt paving machine of claim 1, wherein: the feeding mechanism (4) comprises a conveying belt (401), the conveying belt (401) is movably connected in the through groove (301), and a plurality of separation strips (402) are fixedly connected to the surface of the conveying belt (401) at equal intervals.

5. The pavement asphalt paving machine of claim 1, wherein: the spreading mechanism (8) comprises a spiral spreading roller (801), the spiral spreading roller (801) corresponds to the output end of the conveying belt (401), a spreading scraper (802) is arranged on the left side of the spiral spreading roller (801), and the spiral spreading roller (801) and the spreading scraper (802) are both rotationally connected to a fixing frame (10).

6. The pavement asphalt paving machine of claim 1, wherein: the compaction mechanism (9) comprises an oil cylinder (901), a connecting seat (902), a connecting roller (903), a supporting frame (904) and compaction rollers (905), wherein the oil cylinder (901) is fixedly arranged on a connecting block (7), the output end of the oil cylinder (901) is fixedly connected with the connecting roller (903) through the connecting seat (902), the two ends of the connecting roller (903) are fixedly connected with the supporting frame (904), and the bottom of the supporting frame (904) is rotationally connected with two compaction rollers (905).

7. The pavement asphalt paving machine of claim 6, wherein: one side of the support frame (904) away from the connecting roller (903) is fixedly connected with a damping spring (906), the other end of the damping spring (906) is fixedly connected to the fixing frame (10), and two sides of the fixing frame (10) are fixedly connected with baffle plates (11).