CN215857050U

CN215857050U - Asphalt paving equipment for bridge deck of steel box girder

Info

Publication number: CN215857050U
Application number: CN202120818477.6U
Authority: CN
Inventors: 孙秀娟; 徐云福; 汪强; 丰年春; 高建刚
Original assignee: ZHEJIANG GUOFENG GROUP CO Ltd
Current assignee: ZHEJIANG GUOFENG GROUP CO Ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2022-02-18
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses steel box girder bridge floor asphalt paving equipment which comprises a machine body, wherein a hopper, a conveying auger and a leveling roller are arranged in the machine body, two feeding rollers which are arranged in parallel are arranged in the hopper, a feeding channel is arranged between the two feeding rollers, and scraping plates are respectively arranged on the opposite sides of the two feeding rollers; the feeding roller is connected with a feeding motor; a material spreading roller is also arranged in the machine body, two ends of the material spreading roller are respectively provided with a connecting plate, and the material spreading roller is connected with a rotating motor; the material spreading roller and the rotating motor are arranged in a lifting manner; the lower side of the machine body is provided with a movable wheel. The utility model has the advantages that the feeding roller completes the first-stage feeding and is matched with the second-stage feeding of the conveying auger, the feeding efficiency of the asphalt is high, the feeding is uniform, the influence of the viscous force of the asphalt on the feeding is small, and the laying efficiency is higher; the scraper plate is matched with the feeding roller to realize the unidirectional downward of the asphalt, so that the efficiency of primary feeding is ensured; asphalt paving can improve paving efficiency by rotating a motor to drive a material spreading roller to rotate.

Description

Asphalt paving equipment for bridge deck of steel box girder

Technical Field

The application relates to the technical field of asphalt paving equipment, in particular to asphalt paving equipment for a bridge deck of a steel box girder.

Background

The asphalt paver is a machine for uniformly paving an asphalt mixture on a road base layer and performing preliminary compaction and leveling. The asphalt paver is used as a leading machine for asphalt pavement construction, and is widely applied to asphalt pavement operation of urban roads, expressways, wharfs, large parking lots and the like. In the 21 st century, the development of the paver product is in different levels under the promotion of increasing the construction strength of high-grade roads. For example, among the chinese patent literature, the utility model discloses an easily adjust town road asphalt laying device is disclosed in 2020, 1 month, 17 days grant publication to grant publication number CN209958182U, this application, which comprises a carriage body, the driver's cabin is installed to the upper end of automobile body, the lower extreme of automobile body rotates and is connected with a plurality of wheels, the square piece of upper end fixedly connected with of automobile body, square groove has been seted up in the square piece, the bar groove that sets up along the horizontal direction has been seted up in the square piece, it is connected with the auger to rotate on the inner wall in bar groove, discharging channel has been seted up in the square piece, just discharging channel intercommunication square groove and bar groove, set up organic mechanism groove in the square piece, it is connected with first bevel gear to rotate on the inner wall in mechanism groove. The disadvantages are that: the asphalt is positioned in the square groove, the asphalt at the rear end of the square groove is difficult to enter the auger, and the asphalt enters slowly after the asphalt enters the square groove corresponding to the inlet of the auger due to certain viscosity of the asphalt, so that the laying quality and the laying efficiency of the asphalt are influenced.

In addition, the asphalt pavement of the steel box girder bridge surface needs higher efficiency, and is preferably completed at one time, because the steel box girder bridge surface cannot assist in completing the asphalt correction at other positions like the common ground due to the limited area, and the scraper form and the roller pavement form moving along with the vehicle body and rolling in the prior art are difficult to provide reliable efficiency.

Disclosure of Invention

Based on the defects in the prior art, the utility model discloses asphalt paving equipment for a bridge deck of a steel box girder, which is high in asphalt feeding efficiency and asphalt paving efficiency.

In order to achieve the above object, the present invention adopts the following technical solutions.

A steel box girder bridge deck asphalt laying device comprises a machine body, wherein a hopper, a conveying auger and a leveling roller are arranged in the machine body, two feeding rollers which are arranged in parallel are arranged in the hopper, a feeding channel is arranged between the two feeding rollers, and scraping plates are respectively arranged on the opposite sides of the two feeding rollers; the feeding roller is connected with a feeding motor; a material spreading roller is also arranged in the machine body, two ends of the material spreading roller are respectively provided with a connecting plate, and the material spreading roller is connected with a rotating motor; the material spreading roller and the rotating motor are arranged in a lifting manner; the lower side of the machine body is provided with a movable wheel.

The feeding roller is used for completing primary feeding, and the secondary feeding of the conveying auger is matched, so that the asphalt feeding efficiency is high, the asphalt feeding is uniform, and compared with the traditional feeding mode only adopting the conveying auger, the asphalt feeding device has higher feeding efficiency, can overcome the viscous force of the asphalt, and has higher laying efficiency; the scraper plate is matched with the feeding roller to realize the unidirectional downward of the asphalt, so that the efficiency of primary feeding is ensured; asphalt paving can improve paving efficiency by rotating a motor to drive a material spreading roller to rotate.

As the preferred, scrape the one end of flitch and rotate the setting on the organism, scrape and be equipped with the bracing piece between flitch upside and the organism, the lower extreme of bracing piece with scrape the flitch and rotate fixedly, the upper end and the organism of bracing piece can be dismantled fixedly. The scraping plate can be lifted by dismantling the supporting rod

Preferably, the lower end of the hopper is fixedly provided with a conveying pipe which is obliquely arranged, the conveying auger is positioned in the conveying pipe, the lower end of the conveying pipe is provided with a conveying opening, and the lower side of the conveying opening is provided with a blanking groove.

Preferably, the rotating motor is arranged on a lifting plate, two parallel mounting plates are arranged in the machine body, the two mounting plates are arranged up and down oppositely, a lifting electric cylinder is arranged on the upper mounting plate, the lifting plate is connected with the lifting electric cylinder, four guide rods are arranged between the two mounting plates, the lifting plate is in sliding fit with the guide rods, the connecting plate is fixedly connected to the lower end of the lifting plate, and the material spreading roller is connected with the rotating motor through a belt. Through the lift of lift electric cylinder drive lifter plate, lifter plate drive rotates the motor and rises and falls with spreading out the material roller, and the lift of spreading out the material roller makes things convenient for the organism to remove, reduces the wearing and tearing of spreading out the material roller, prolongs the life who spreads out the material roller.

Preferably, the hopper comprises a cuboid feeding bin at the upper end and a lower bin at the lower end of the feeding bin, and the lower bin is in a quadrangular frustum pyramid shape; the feed roll is located the intermediate position on the feeding storehouse height, scrapes the flitch and is located the radial of feed roll. The blanking bin has the function of gathering materials, and the blanking efficiency is improved.

Preferably, the feeding chute and the material spreading roller are arranged in front and at back at the bottom of the machine body, and the feeding chute is opened towards one side of the material spreading roller; the conveying auger is equipped with a conveying motor, and a motor base matched with the conveying motor is arranged on the machine body. The reliable installation of the conveying hinge and the conveying motor is realized; after the asphalt falls down from the charging chute, the paving roller rotates to complete asphalt paving in the advancing process of the machine body, and the paving efficiency is high.

The utility model has the advantages that: the primary feeding is completed through the feeding roller, and the secondary feeding of the conveying auger is matched, so that the feeding efficiency of the asphalt is high, and the feeding is uniform; the laying efficiency is high; the material spreading roller has long service life.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a layout diagram of the bottom of the machine body.

In the figure: a machine body 1 moves a wheel 2, a cab 3, a front drive power assembly 4, a hopper 6, a feeding bin 7, a discharging bin 8, a feeding roller 9, a feeding channel 11, a scraping plate 12, a supporting rod 13, a conveying pipe 14, a conveying motor 16, a blanking groove 17, a connecting plate 18, a rotating motor 19, a spreading roller 20, a lifting plate 21, a guide rod 22 and a lifting electric cylinder 23.

Detailed Description

The utility model is further described below with reference to the figures and the specific embodiments.

In the embodiment of the method, the first step,

in fig. 1, the asphalt paving equipment for the bridge deck of the steel box girder comprises a machine body 1, wherein moving wheels 2 are arranged on the lower side of the machine body 1, and in the embodiment, the machine body 1 is of a vehicle body structure. The number of the moving wheels 2 is four, and the machine body 1 adopts a front drive power assembly 4 to drive the front wheels of the machine body 1. The front upper end of the machine body 1 is provided with a cab 3. A hopper 6, a conveying auger and a leveling roller are arranged in the machine body 1, two feeding rollers 9 which are arranged in parallel are arranged in the hopper 6, a feeding channel 11 is arranged between the two feeding rollers 9, the hopper 6 comprises a rectangular feeding bin 7 at the upper end and a lower bin 8 at the lower end of the feeding bin 7, and the lower bin 8 is in a quadrangular frustum pyramid shape; the feeding rollers 9 are positioned in the middle of the feeding bin 7 in height, and scraping plates 12 are respectively arranged on the opposite sides of the two feeding rollers 9; the scraper 12 is located radially of the feed roller 9. One end of the scraping plate 12 is rotatably arranged on the machine body 1, and one end of the scraping plate 12 is hinged with the machine body 1. A support rod 13 is arranged between the upper side of the scraping plate 12 and the machine body 1, the lower end of the support rod 13 is rotationally fixed with the scraping plate 12, and the upper end of the support rod 13 is fixed with the machine body 1 through screws. Facilitating the cleaning of the scraper 12. The lower end of the hopper 6 is fixedly provided with a conveying pipe 14 which is obliquely arranged, the conveying auger is positioned in the conveying pipe 14, the lower end of the conveying pipe 14 is provided with a conveying opening, and the lower side of the conveying opening is provided with a blanking groove 17. The charging chute 17 and the spreading roller 20 are arranged in front and back at the bottom of the machine body 1, and the charging chute 17 is opened towards one side of the spreading roller 20; the conveying auger is provided with a conveying motor 16, and a motor base 15 matched with the conveying motor 16 is arranged on the machine body 1. The feeding roller 9 is connected with a feeding motor; the machine body 1 is also internally provided with a material spreading roller 20, two ends of the material spreading roller 20 are respectively provided with a connecting plate 18, and the connecting plate 18 and the material spreading roller 20 are connected through a bearing. The material spreading roller 20 is connected with a rotating motor 19; the material spreading roller 20 and the rotating motor 19 are arranged in a lifting way; rotating electrical machines 19 sets up on a lifter plate 21, is equipped with two parallel mounting panels 5 in the organism 1, and relative arrangement about two mounting panels 5 is equipped with lift electric cylinder 23 on the mounting panel 5 of upside, and lifter plate 21 is connected with lift electric cylinder 23, is equipped with four guide bars 22 between two mounting panels 5, lifter plate 21 and guide bar 22 sliding fit, and connecting plate 18 fixed connection is at the lower extreme of lifter plate 21, and shakeout material roller 20 and rotating electrical machines 19 pass through the belt and connect. The lower mounting plate 5 is provided with rectangular through holes which are respectively matched with the material spreading roller 20 and the charging chute 17.

As shown in fig. 2, a front drive power assembly 4 and two front moving wheels 2 are fixed at the front end of a lower side mounting plate 5, the front drive power assembly 4 bypasses a conveying auger and a blanking groove 17 to ensure reliable blanking, the blanking groove 17 corresponds to the middle position of the front end of the lower side mounting plate 5, a spreading roller 20 corresponds to the rear part of the blanking groove 17, the distance between the two front moving wheels 2 is smaller than the length of the spreading roller 20, the length of the spreading roller 20 is smaller than the distance between the opposite surfaces of the two rear moving wheels 2, the height of the spreading roller 20 is controlled by a lifting electric cylinder 23, the lower end of the spreading roller 20 can be lowered to the plane where the lower ends of the four moving wheels 2 are located, and a rotating motor 19 drives the spreading roller 20 to rotate to improve the laying efficiency; in addition, also can drop the lower extreme of spreading out material roller 20 to the planar downside in four removal wheel 2 lower extremes, the automobile body is supported through two removal wheels 2 of spreading out material roller 20 and front end, and rotation motor 19 stops, and the automobile body forerunner can drive the roller 20 of spreading out the material of material rotation in-process of marcing, can accomplish the pitch of bridge floor border and lay. The two height controls of the material spreading roller 20 can realize different working states and play different paving roles.

The feeding roller 9 is used for completing primary feeding, and the secondary feeding of the conveying auger is matched, so that the asphalt feeding efficiency is high, the asphalt feeding is uniform, compared with the traditional feeding mode only adopting the conveying auger, the feeding device has higher feeding efficiency, can overcome the viscous force of the asphalt, and has higher laying efficiency; the scraper 12 is matched with the feeding roller 9 to realize the one-way downward of the asphalt, so that the efficiency of one-level feeding is ensured.

It should be noted that the embodiments disclosed are one form of the body 1 used as a vehicle body for driving, and that the cab 3 and the forward drive 4 may be eliminated, and that the movement of the body 1 may be accomplished by means of a trailer or other means, and that the specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. The asphalt paving equipment for the bridge deck of the steel box girder comprises a machine body and is characterized in that a hopper, a conveying auger and a leveling roller are arranged in the machine body, two feeding rollers which are arranged in parallel are arranged in the hopper, a feeding channel is arranged between the two feeding rollers, and scraping plates are respectively arranged on the opposite sides of the two feeding rollers; the feeding roller is connected with a feeding motor; a material spreading roller is also arranged in the machine body, two ends of the material spreading roller are respectively provided with a connecting plate, and the material spreading roller is connected with a rotating motor; the material spreading roller and the rotating motor are arranged in a lifting manner; the lower side of the machine body is provided with a movable wheel.

2. The asphalt paving device for the bridge deck of the steel box girder as recited in claim 1, wherein one end of the scraping plate is rotatably disposed on the body, a support rod is disposed between the upper side of the scraping plate and the body, the lower end of the support rod is rotatably fixed to the scraping plate, and the upper end of the support rod is detachably fixed to the body.

3. The asphalt paving equipment for the bridge deck of the steel box girder as recited in claim 1, wherein a conveying pipe is fixed at the lower end of the hopper, the conveying auger is positioned in the conveying pipe, the lower end of the conveying pipe is provided with a conveying opening, and a blanking chute is arranged at the lower side of the conveying opening.

4. The asphalt paving device for the bridge deck of the steel box girder as claimed in claim 1, wherein the rotating motor is arranged on a lifting plate, two parallel mounting plates are arranged in the machine body, the two mounting plates are oppositely arranged up and down, a lifting electric cylinder is arranged on the upper mounting plate, the lifting plate is connected with the lifting electric cylinder, four guide rods are arranged between the two mounting plates, the lifting plate is in sliding fit with the guide rods, the connecting plate is fixedly connected to the lower end of the lifting plate, and the material spreading roller is connected with the rotating motor through a belt.

5. The asphalt paving device for the bridge deck of the steel box girder as recited in claim 1 or 2, wherein the hopper comprises a cuboid feeding bin at the upper end and a lower bin at the lower end of the feeding bin, and the lower bin is in a quadrangular frustum pyramid shape; the feed roll is located the intermediate position on the feeding storehouse height, scrapes the flitch and is located the radial of feed roll.

6. The asphalt paving device for the bridge deck of the steel box girder as recited in claim 3, wherein the charging chute and the spreading roller are arranged in front and at the back of the bottom of the machine body, and the charging chute is opened towards one side of the spreading roller; the conveying auger is equipped with a conveying motor, and a motor base matched with the conveying motor is arranged on the machine body.