CN217149808U

CN217149808U - Asphalt laying equipment

Info

Publication number: CN217149808U
Application number: CN202220964507.9U
Authority: CN
Inventors: 黄飞; 曾家兴; 吉江湖; 郭小琴; 何秋林
Original assignee: Sichuan Road and Bridge Group Co Ltd
Current assignee: Sichuan Road and Bridge Group Co Ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-08-09
Anticipated expiration: 2032-04-25

Abstract

The utility model discloses an asphalt paving equipment, it includes the laying vehicle body, still includes rolling machine, rolling machine is provided with two sets ofly and is located the both ends of laying vehicle body advancing direction, rolling machine includes rolling wheel, support, guide arm, elastic component and drive assembly, the rolling wheel rotates and sets up on the support, the rotation direction of rolling wheel is the same with the rotation direction of wheel of laying vehicle body, the guide arm is fixed to be set up on the support, the elastic component is used for ordering about the guide arm and keeps away from ground one side and remove, drive assembly is used for driving the guide arm to remove, drives the reciprocal strike of rolling wheel and rolls bituminous paving simultaneously. This application has the roughness that promotes road surface pitch and lay and promotes simultaneously the effect of laying efficiency.

Description

Asphalt laying equipment

Technical Field

The utility model relates to a road engineering equipment technical field, what specifically say is a pitch laying equipment.

Background

Along with the rapid development of the economic construction cause of China, the construction of highway tunnels in China makes great progress, the highway tunnels in China are rapidly developed from the 80 s of the 20 th century to the present, particularly from the initial stage of the 21 st century, China is the country with the largest number of tunnels, the longest mileage and the fastest development speed in the world, and by 2019, 19067 highway tunnels are already formed in China, the total length is 1896.6 ten thousand meters, and the highway tunnels are increased by 1329 places and 173.05 thousand meters compared with the highway tunnels in the past.

At present, if chinese patent document of patent grant publication No. CN213740477U, it discloses a pitch laying equipment of municipal works building, including the laying vehicle, the material chamber has been seted up to the inside front end of laying vehicle, the laying vehicle has been kept away from the below of the inside one end of material chamber and has been seted up and place the chamber, the storing chamber has been seted up to the top of laying one end, lay the equal fixedly connected with dead lever in base angle department of outer surface both sides of car, the mounting groove has been seted up to the below of material intracavity portion, the inside sliding connection of mounting groove has the drawer, places the inside in chamber and is provided with the pinch roller, and wherein the pinch roller that sets up at the rear end can flatten the pitch of just laying.

The related art described above has the following drawbacks: the pinch roller of the road roller is pressing at ordinary times to the pitch that shifts out from the road roller, because pitch paves can unevenness on the road surface, the pinch roller can directly roll from the slope along pitch most of the time, and the roughness after rolling is relatively poor, and the later stage still needs the road roller to roll level and smooth many times, very big reduction laying efficiency.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned not enough, the utility model provides an asphalt paving equipment here promotes the roughness that road surface pitch laid and promotes simultaneously and lays efficiency.

The utility model discloses a realize like this, construct an asphalt paving equipment, including the laying vehicle body, still include rolling machine, rolling machine is provided with two sets ofly and is located the both ends of laying vehicle body advancing direction, rolling machine includes rolling wheel, support, guide arm, elastic component and drive assembly, the rolling wheel rotates and sets up on the support, the direction of rotation of rolling wheel is the same with the direction of rotation of the wheel of laying vehicle body, the guide arm is fixed to be set up on the support, the elastic component is used for ordering about the guide arm and keeps away from ground one side and remove, drive assembly is used for driving the guide arm and removes, drives the reciprocal strike of rolling wheel and rolls bituminous paving simultaneously.

Through adopting above-mentioned technical scheme, use drive assembly drive guide arm to remove, drive the reciprocal strike of rolling wheel and roll bituminous paving simultaneously, recycle the elastic component and apply for the guide arm with the restoring force, can kick-back and realize reciprocal rolling behind the assurance drive assembly drive rolling wheel, and the wheel pair that rolls on the rolling device through the both ends of laying vehicle body advancing direction constantly reciprocates and beats and rolls in step bituminous paving, thereby the pitch that will follow this internal removal of laying vehicle is strikeed and is rolled levelly and smoothly, and the efficiency of construction has been promoted.

Optionally, the elastic component includes the spring, the fixed plate that is provided with on the laying vehicle body, the guide arm slides and wears to establish on the fixed plate, the one end fixing that the support was kept away from to the guide arm is provided with the end plate, the spring housing is established on the guide arm, the one end fixed connection of spring is on the fixed plate, and other end fixed connection is on the end plate.

Through adopting above-mentioned technical scheme, utilize the elasticity of spring, order about end plate, guide arm and rolling wheel and move towards keeping away from ground one side, its installation is all comparatively simple with the dismantlement to life is longer.

Optionally, the driving assembly includes a motor and a cam, the motor is disposed on the paving vehicle body, the cam is coaxially and fixedly disposed on an output shaft of the motor, and an end face of a peripheral wall of the cam abuts against the end plate.

By adopting the technical scheme, the starting motor drives the cam to rotate, the eccentric surface of the cam is utilized to continuously push the guide rod to move and drive the rolling wheel to roll the asphalt pavement in a reciprocating manner, and the rolling machine is simple to operate and simple in structure.

Optionally, a ball is embedded in one side of the end plate close to the cam, and the end face of the peripheral wall of the cam abuts against the ball.

Through adopting above-mentioned technical scheme, when the cam rotated, the ball also can follow the rotation to reduce the frictional force between cam and the end plate, make things convenient for the cam to rotate, reduce the wearing and tearing of cam perisporium simultaneously.

Optionally, the laying vehicle body is provided with a limiting groove along the height direction of the laying vehicle body, and a limiting block in the limiting groove is fixedly arranged on the support and connected in a sliding manner.

Through adopting above-mentioned technical scheme, when the stopper slided in the spacing inslot, can play the effect spacing and the rolling wheel to the support to increase the stability of support.

Optionally, rubber buffer blocks are fixedly arranged at two ends of the limiting groove in the length direction.

Through adopting above-mentioned technical scheme, when the stopper slided along the length direction of spacing groove, the rubber buffer block can play the effect of buffering, prevents that the stopper from striking the both ends tip of spacing groove to cause the damage to spacing groove and stopper.

Optionally, the laying vehicle body is embedded with an electric push rod along the height direction of the laying vehicle body, a bottom plate is fixedly arranged on the motor, and the bottom plate is fixedly connected to a piston rod of the electric push rod.

Through adopting above-mentioned technical scheme, start electric putter and drive the bottom plate and remove and the high back of accommodate motor, the whole height of motor and cam all can change, and the motor is when driving the cam and rotate, and the rolling wheel highly also can take place the adjustment naturally to the demand of adaptation to different bituminous paving height has promoted the adaptability of rolling wheel.

Optionally, a fastening bolt which is abutted to the laying vehicle body is arranged on the bottom plate in a penetrating mode through threads.

Through adopting above-mentioned technical scheme, drive the bottom plate at electric putter and remove suitable position after, screw up and support the position that the bolt can further fixed bottom plate and motor to prevent that the motor from taking place to remove when driving the cam and rotating, in order to promote the stability of motor.

Optionally, the rolling wheel is a hollow arrangement, a threaded hole communicated with the cavity of the rolling wheel is formed in the rolling wheel, and a threaded plug is connected to the threaded hole of the rolling wheel in a threaded manner.

Through adopting above-mentioned technical scheme, when needs rolled the bituminous paving, unscrew the screw plug and add water or sand in to the cavity of rolling wheel, can increase the weight of rolling wheel and conveniently roll bituminous paving, and when promoting the laying vehicle body at ordinary times, unscrew the screw plug, emit water or sand in rolling wheel cavity, can reduce the weight of rolling wheel, made things convenient for operating personnel to promote the laying vehicle body.

The utility model has the advantages of as follows: (1) use drive assembly drive guide arm to remove, drive the reciprocal strike of rolling wheel and roll bituminous paving simultaneously, recycle the elastic component and apply for the guide arm with the restoring force, can kick-back and realize reciprocal rolling behind the assurance drive assembly drive rolling wheel, and the rolling wheel on the rolling device through the both ends of laying car body advancing direction is constantly synchronous reciprocal to strike and roll bituminous paving, thereby will follow the pitch that this internal removal of laying car strikes and rolls levelly and smoothly, and promoted the efficiency of construction.

(2) When the cam rotates, the ball can also rotate along with the cam, so that the friction force between the cam and the end plate is reduced, the cam can rotate conveniently, and meanwhile, the abrasion of the peripheral wall of the cam is reduced.

(3) When needs rolled the bituminous paving, unscrew the screw plug and add water or sand in to the cavity of rolling wheel, can increase the weight of rolling wheel and conveniently roll bituminous paving, and when promoting the laying vehicle body at ordinary times, unscrew the screw plug, emit water or sand in rolling wheel cavity, can reduce the weight of rolling wheel, made things convenient for operating personnel to promote the laying vehicle body.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

fig. 2 is a schematic structural diagram for showing an electric push rod, a limiting block, a limiting groove and a threaded plug in the application.

Wherein: 1. a laying vehicle body; 11. a fixing plate; 12. a limiting groove; 13. a rubber buffer block; 2. a rolling device; 21. a rolling wheel; 211. a threaded hole; 22. a support; 221. a limiting block; 23. a guide bar; 231. an end plate; 232. a ball bearing; 24. a spring; 25. a drive assembly; 251. a motor; 252. a cam; 3. an electric push rod; 4. a base plate; 41. tightly abutting against the bolt; 5. and (4) a threaded plug.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings 1-2, wherein the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses an improve and provide an asphalt paving equipment here. Referring to fig. 1, an asphalt paving apparatus comprises a paving vehicle body 1, a feed inlet is fixedly installed at the top of the paving vehicle body 1, a discharge outlet is installed at the bottom of the paving vehicle body 1, two rolling devices 2 are installed at two ends of the advancing direction of the paving vehicle body 1, each rolling device 2 comprises a rolling wheel 21, a support 22, a guide rod 23, an elastic part and a driving component 25, the support 22 is in a U-shaped arrangement, the rolling wheel 21 is rotatably installed in the U-shaped support 22, the length of the rolling wheel 21 is greater than the width of the paving vehicle body 1, the rotating direction of the rolling wheel 21 is the same as the rotating direction of wheels of the paving vehicle body 1, the guide rod 23 is fixedly welded on the support 22, the elastic part is a spring 24, a fixing plate 11 is fixedly welded on the paving vehicle body 1, the guide rod 23 is slidably arranged on the fixing plate 11, an end plate 231 is fixedly welded at one end of the guide rod 23 far away from the support 22, and the spring 24 is sleeved on the guide rod 23, one end of the spring 24 is fixedly welded to the fixing plate 11, and the other end is fixedly welded to the end plate 231, in this embodiment, the guide rod 23 is a round rod, and in other embodiments, a square rod may be used as the guide rod 23, so as to prevent the rotation of the bracket 22.

Referring to fig. 2, in order to drive the guide rod 23 to move and simultaneously drive the rolling wheel 21 to strike and roll the asphalt pavement in a reciprocating manner, the driving assembly 25 comprises a motor 251 and a cam 252, the motor 251 is installed on the laying vehicle body 1, the cam 252 is coaxially and fixedly welded on a rotating shaft of the motor 251, a ball 232 is embedded in one side of the end plate 231 close to the cam 252, the peripheral wall end surface of the cam 252 abuts against the ball 232, when the cam 252 rotates, the ball 232 also rotates, so that the friction force between the cam 252 and the end plate 231 is reduced, and the cam 252 is convenient to rotate.

Referring to fig. 2, the utility model discloses a laying vehicle body 1 has seted up spacing groove 12 along self direction of height, spacing groove 12 is provided with two and is located the both sides of fixed plate 11, the cross-section of spacing groove 12 is 'T' shape, two stopper 221 of fixed welding on the support 22, stopper 221 sliding connection is in spacing groove 12, dovetail can be selected to the shape of spacing groove 12 in other implements, when stopper 221 slides in spacing groove 12, can play spacing and rolling wheel 21's of support 22 effect, and increase support 22's stability, the fixed bonding of length direction both ends that just are located spacing groove 12 in spacing groove 12 simultaneously has rubber buffer 13, rubber buffer 13 can play the effect of buffering to stopper 221.

Referring to fig. 2, the laying vehicle body 1 is embedded with electric putter 3 along self direction of height, electric putter 3 is vertical setting, fixed mounting has bottom plate 4 on the

motor

251, 4 fixed welding of bottom plate are on electric putter 3's piston rod, and the screw thread is worn to be equipped with butt and is supported tight bolt 41 on laying vehicle body 1 on the bottom plate 4, in this implementation, support tight bolt 41 and choose butterfly bolt, made things convenient for operating personnel to twist, and start electric putter 3 and drive the high back that bottom plate 4 removed and adjust motor 251, thereby adjusted rolling wheel 21's the height that rolls, in order to adapt to the demand to different bituminous paving height.

Referring to fig. 1 and 2, the rolling wheel 21 is the cavity setting, set up the screw hole 211 with the cavity intercommunication of rolling wheel 21 on the rolling wheel 21, screw hole 211 is the countersunk head setting, threaded connection has screw plug 5 on rolling wheel 21's the screw hole 211, when needs roll the pitch road surface, twist off screw plug 5 and add water or sand in to rolling wheel 21's the cavity, can increase rolling wheel 21's weight and conveniently roll the pitch road surface, and when promoting laying vehicle body 1 at ordinary times, twist off screw plug 5, emit water or sand in rolling wheel 21 cavity, can reduce rolling wheel 21's weight, made things convenient for operating personnel to promote laying vehicle body 1.

The implementation principle of asphalt paving equipment in the embodiment of the application is as follows: the driving motor 251 is driven to move to a proper position and to be fixed by starting the electric push rod 3, then the starting motor 251 drives the cam 252 to rotate, the spring 24 is used for applying restoring force to the guide rod 23 to drive the guide rod 23 to move, and meanwhile, the rolling wheel 21 is driven to perform reciprocating knocking and rolling on the asphalt pavement, the rolling wheels 21 on the two sides of the laying vehicle body 1 continuously and synchronously perform reciprocating knocking and rolling on the asphalt pavement, so that the asphalt moved out from the laying vehicle body 1 is knocked and rolled to be smooth, when the motor 251 is stopped to rotate, the height of the rolling wheel 21 can be fixed, and the asphalt pavement can be directly and smoothly rolled in the process of pulling the laying vehicle body 1 to move, so that the smoothness of the asphalt pavement can be improved, and the construction efficiency is improved.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an asphalt paving equipment, includes laying vehicle body (1), its characterized in that: still include rolling machine (2), rolling machine (2) are provided with two sets ofly and are located the both ends of laying vehicle body (1) direction of advance, rolling machine (2) are including rolling wheel (21), support (22), guide arm (23), elastic component and drive assembly (25), rolling wheel (21) are rotated and are set up on support (22), the direction of rotation of rolling wheel (21) is the same with the wheel rotation direction of laying vehicle body (1), guide arm (23) are fixed to be set up on support (22), the elastic component is used for ordering about guide arm (23) and keeps away from ground one side and removes, drive assembly (25) are used for driving guide arm (23) and remove, drive rolling wheel (21) reciprocal the knocking and roll bituminous paving simultaneously.

2. Asphalt laying plant according to claim 1, characterized in that: the elastic component comprises a spring (24), a fixing plate (11) is fixedly arranged on the laying vehicle body (1), the guide rod (23) slides to penetrate through the fixing plate (11), an end plate (231) is fixedly arranged at one end of the guide rod (23) far away from the support (22), the spring (24) is sleeved on the guide rod (23), one end of the spring (24) is fixedly connected onto the fixing plate (11), and the other end of the spring is fixedly connected onto the end plate (231).

3. Asphalt laying plant according to claim 2, characterized in that: the driving assembly (25) comprises a motor (251) and a cam (252), the motor (251) is arranged on the laying vehicle body (1), the cam (252) is coaxially and fixedly arranged on an output shaft of the motor (251), and the end face of the peripheral wall of the cam (252) is abutted to the end plate (231).

4. An asphalt paving apparatus as defined in claim 3, wherein: the end plate (231) is embedded with a ball (232) at one side close to the cam (252), and the end surface of the peripheral wall of the cam (252) is abutted against the ball (232).

5. An asphalt paving apparatus as defined in claim 3, wherein: limiting grooves (12) are formed in the laying vehicle body (1) along the height direction of the laying vehicle body, and limiting blocks (221) which are connected in the limiting grooves (12) in a sliding mode are fixedly arranged on the supports (22).

6. Asphalt laying plant according to claim 5, characterized in that: and rubber buffer blocks (13) are fixedly arranged in the limiting groove (12) and positioned at two ends of the limiting groove (12) in the length direction.

7. An asphalt paving apparatus as defined in claim 3, wherein: electric putter (3) are embedded along self direction of height in laying vehicle body (1), fixed bottom plate (4) that are provided with on motor (251), bottom plate (4) fixed connection is on electric putter's (3) piston rod.

8. Asphalt laying plant according to claim 7, characterized in that: and a fastening bolt (41) which is abutted to the laying vehicle body (1) is arranged on the bottom plate (4) in a penetrating way through threads.

9. Asphalt laying plant according to claim 1, characterized in that: the utility model discloses a rolling machine, including rolling wheel (21), set up the cavity intercommunication of rolling wheel (21), rolling wheel (21) is cavity setting, set up screw hole (211) with the cavity intercommunication of rolling wheel (21) on rolling wheel (21), threaded connection has screw thread end cap (5) on screw hole (211) of rolling wheel (21).