CN214245235U

CN214245235U - Concrete road surface leveling machine

Info

Publication number: CN214245235U
Application number: CN202023093170.9U
Authority: CN
Inventors: 聂瑞; 郑英; 王飞腾; 雷俊花
Original assignee: Shaanxi Institute of Technology
Current assignee: Shiji Xi'an Architectural Design Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-09-21
Anticipated expiration: 2030-12-21

Abstract

The utility model provides a concrete road surface levels machines, include: the assembly of traveling, front axle, rear axle, two the same lead screw lift, knot pulling rope, roughly level the rake, make level backing plate, rectangular heavy object set up in the backing plate of making level, make level the backing plate pass through knot pulling rope with the rear axle is connected, roughly level the both ends of rake respectively with two the lead screw lift is connected, the lead screw lift pass through the dead lever with front axle, rear axle fixed connection, the lead screw lift is in the front axle with in the middle of the rear axle, the assembly of traveling with the front axle the rear axle passes through splined connection.

Description

Concrete road surface leveling machine

Technical Field

The utility model relates to a road surface levels equipment technical field, especially a concrete road surface levels machines.

Background

The concrete pavement has the advantages of high rigidity, high strength, good water stability, long service life, low maintenance cost and the like. With the increasingly perfect concrete pavement technology, the development of concrete pavements is extremely rapid, and the development of concrete pavements is particularly great on high-grade and heavy-traffic roads. The concrete pavement is a rigid pavement, the driving comfort is inferior to that of the asphalt concrete pavement, and the flatness of the pavement is the most important index influencing the driving comfort of the road surface. According to the concrete flatness inspection standard GB4-2015, the flatness deviation of the surface of the cast-in-place concrete member after being formed is 8 mm. The existing concrete pavement is mainly constructed by adopting a three-axis concrete paver, and the process flow is as follows: and (3) checking and accepting the base layer, mounting template mixture, mixing, transporting manual paving, vibrating and leveling, performing manual secondary surface polishing, joint cutting, maintaining and crack pouring to open traffic. The leveling stage is generally divided into two steps of rough leveling and fine leveling, wherein the rough leveling is mainly leveled by using a rough leveling rake by constructors, the construction speed is slow, and time and labor are wasted; the fine level mainly relies on artifical floating, and floating speed is slow, and the efficiency of construction is low, perhaps adopts the planer to plane, but the planer arouses vibrations great, and is great to the influence of road surface both sides template, and then influences the smooth effect in road surface.

SUMMERY OF THE UTILITY MODEL

In order to solve intensity of labour among the prior art big, the efficiency of construction is low, the not high problem of road surface leveling quality, the utility model provides a concrete road surface levels machines, concrete technical scheme as follows:

the utility model provides a concrete road surface levels machines, include: travel subassembly, front axle, rear axle, two the same lead screw lift, knot pulling rope, roughly level the rake, make level backing plate, rectangular heavy object set up in the backing plate of making level, make level the backing plate pass through the knot pulling rope with the rear axle is connected, roughly level the both ends of rake respectively with two the lead screw lift is connected, the lead screw lift pass through the pole with front axle, rear axle fixed connection, the lead screw lift is in the front axle with in the middle of the rear axle, travel the subassembly respectively with the front axle the rear axle passes through splined connection.

Further, the backing plate of making level is a face opening cell type, and the size is greater than rectangular heavy object, the preceding welding of backing plate of making level has two go-between, two go-between about the midpoint symmetry of backing plate horizontal direction of making level.

Further, the traveling assembly comprises four wheels and four bearings, the four bearings are provided with balls, and the four bearings are respectively arranged on the four wheels.

Further, the rough flat rake comprises at least one rake tooth and at least one transverse fixing piece, the transverse fixing piece is in a hollow cylindrical shape, one end of the transverse fixing piece is provided with an external thread, the other end of the transverse fixing piece is provided with an internal thread, and the rake tooth is welded at the midpoint of the outer surface of the transverse fixing piece in the horizontal direction.

Further, the tying rope is a rope-shaped flexible thread-shaped object.

Furthermore, two connecting rings are arranged on the side surface of the rear shaft and are welded with the rear shaft, the two connecting rings are symmetrical about the midpoint of the rear shaft in the horizontal direction, the two connecting rings are welded on the side surface of the front shaft, and the two connecting rings are symmetrical about the center of the front shaft.

Further, the turbine connecting line of the two screw rod lifters is parallel to the front shaft, and the turbine connecting line of the two screw rod lifters is parallel to the rear shaft.

In the actual use process, after cement slurry is poured on a cement pavement, the driving assembly is pushed to a specified position, so that wheels are respectively positioned on two sides of the pavement; connecting a transverse fixing piece of the rough leveling rake, enabling the width of the rough leveling rake to be consistent with the width of the road surface, erecting the installed rough leveling rake on a screw rod lifter, adjusting turbines of two screw rod lifters, enabling the left side and the right side of the rough leveling rake to keep the same height, enabling the rough leveling rake to be integrally positioned in the horizontal direction, and enabling rake teeth to penetrate into the concrete road surface by a certain depth; connecting two ends of the drawknot ropes with the connecting ring of the rear shaft and the connecting ring of the leveling cushion plate respectively, and adjusting the lengths of the two drawknot ropes to ensure that the leveling cushion plate keeps a certain distance from the rear shaft and the horizontal direction of the leveling cushion plate is parallel to the rear shaft; placing a long strip weight inside the leveling base plate, wherein the size of the long strip weight is matched with that of the leveling base plate; the power mechanism is connected with the two connecting rings of the front shaft through the connecting rope, the power mechanism is started to enable the pavement leveling machine to move forwards slowly, the rake teeth rake the concrete pavement to be leveled, the connecting rope is pulled in the forward moving process of the driving assembly, the rope pulls the leveling base plate, the leveling base plate slides slowly, the cement pavement after being leveled is leveled, and the fine leveling effect is achieved; after the road surface is leveled, the tying rope is untied, the leveling backing plate is removed, the rough leveling rake is removed, the connecting rope of the power mechanism and the front shaft is untied, and the power mechanism is removed. Adopt the utility model provides a concrete road surface levels machines can realize thick and level going on in step, saves loaded down with trivial details process, reduces constructor amount of labour simultaneously, and labour saving and time saving has improved the level and smooth efficiency of construction in road surface, has reduced the vibrations influence to the road bed template simultaneously, has improved the level and smooth quality of concrete road surface.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a schematic structural view of a concrete pavement leveling machine according to an embodiment of the present invention;

FIG. 2 is a schematic view of an operation process of a concrete road surface leveling machine provided by an embodiment of the present invention

Reference numerals:

1 rough road surface, 2 rough road surface, 3 fine road surface, 4 leveling backing plates, 5 long-strip weights, 6 wheels, 7 rear shafts, 8 front shafts, 9 rake teeth, 10 transverse connecting pieces, 11 lead screw lifters, 12 fixed rods, 13 tying ropes, 14 connecting rings and 15 roadbed templates

Detailed Description

The present invention is made with reference to fig. 1 and 2. The concrete pavement leveling machine comprises a leveling cushion plate 4, a long heavy object 5, a tie rope 13, connecting rings 14, wheels 6, a rear shaft 7, a front shaft 8, rake teeth 9, a transverse connecting piece 10 and a screw rod lifter 11, wherein the rear wheel is connected with the tagged object through a fixing rod 12, the long heavy object 5 is placed in the leveling cushion plate 4, the leveling cushion plate 4 and the rear shaft 7 are respectively welded with 2 connecting rings 14, the distance between the two connecting rings 14 on the rear shaft 7 is equal to the distance between the two connecting rings 14 on the leveling cushion plate 4, the two connecting rings are respectively symmetrical about the middle points of the rear shaft 7 and the leveling cushion plate 4 in the horizontal direction, the two ends of the tie rope 13 are respectively connected with the rear shaft 7 and the connecting rings 14 on the leveling cushion plate 4, and the position of the leveling cushion plate 4 is adjusted to enable the tie rope 13 to be parallel to a roadside template; the transverse connecting piece 10 is in a hollow cylindrical shape, the rake teeth 9 are welded with the middle position of the outer surface of the transverse connecting piece 10, the length of the transverse connecting piece 10 can be 2cm, one end of the transverse connecting piece is an internal thread, the other end of the transverse connecting piece is an external thread, a plurality of transverse connecting pieces 10 welded with the rake teeth 9 are detachably connected through threads, the whole transverse width of the rough flat rake is equal to the width of a road surface, the installed rough flat rake is erected on the screw rod lifter 11, the screw rod lifter 11 is adjusted, the rake teeth 9 are inserted into one third of the rough flat road surface 1 of the laid concrete road surface, the screw rod lifter is screwed, the rough flat rake is fixed, a power mechanism, such as a tractor head, is connected with the connecting ring 14 on the front shaft 8 through a tying rope 13, the power mechanism is started, the driving assembly, the rough flat rake and the fine flat assembly are pulled to slowly move forward along the roadbed template 15, the rough leveling rake performs rough leveling and the fine leveling assembly performs fine leveling, so that the rough leveling and the fine leveling are completed at one time.

The use method of the device provided by the scheme is as follows:

1. pouring cement paste on the cement pavement;

2. pushing the concrete pavement leveling machine to a specified position, namely, the wheels 6 are respectively positioned at the two sides of the pavement;

3. erecting a rake, and adjusting the height of the rake to ensure that the rake is completely inserted into the uneven pavement 1 of the cement surface;

4. placing a long strip heavy object 5 inside the leveling backing plate 4, placing the leveling backing plate 4 on the upper parts of two sides of the template, fixing stably, and adjusting the position of the leveling backing plate to be vertical to the template;

5. erecting the centered heavy object on the upper part of the long heavy object 5, and fixing stably;

6. connecting the tying ropes 13 to the two fixing bolts respectively;

7. starting a power mechanism to enable the running mechanism to slowly move forward;

8. in the forward process of the running mechanism, the rake teeth 9 rake the cement surface to be rough and flat, so as to obtain a rough and flat road surface 2;

9. in the forward running process of the running mechanism, the pull-knot rope 13 is pulled, the rope pulls the leveling base plate 4, the leveling base plate 4 slides slowly, the rough and flat cement pavement is leveled, the fine leveling effect is achieved, and the fine leveling pavement 3 is obtained;

10. during the driving process, people need to pay attention to road conditions on two sides of the cement road surface, and if the road conditions are poor, an assistance type mechanism needs to move forwards;

11. when the road surface is treated, the drawknot rope 13 is untied, and the fine leveling mechanism is removed;

12. removing the rake;

and (5) moving out the power car.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

All the embodiments in the present specification are described in a related manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments. The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. A concrete road surface grading implement, comprising: the assembly of traveling, front axle, rear axle, two the same lead screw lift, dead lever, lacing wire, roughly level the rake, the backing plate of making level, rectangular heavy object place in the backing plate of making level, the backing plate of making level pass through lacing wire with the rear axle is connected, roughly level the both ends of rake respectively with two the lead screw lift is connected, the lead screw lift passes through the dead lever with front axle, rear axle fixed connection, the lead screw lift is in the front axle with in the middle of the rear axle, the assembly of traveling respectively with the front axle the rear axle is connected.

2. A concrete road surface leveling machine as claimed in claim 1 wherein the leveling pad is an open sided trough type sized larger than the elongated weight, two attachment rings are welded to the front of the leveling pad, the two attachment rings being symmetrical about the midpoint of the leveling pad in the horizontal direction.

3. A concrete road grading implement as claimed in claim 1, wherein the travel assembly comprises four wheels, four bearings with balls, the four bearings being disposed on the four wheels respectively.

4. A concrete road grading implement as claimed in claim 1, wherein the rough levelling rake comprises at least one rake tooth, at least one transverse fixing member, the transverse fixing member being hollow cylindrical with an external thread at one end and an internal thread at the other end, the rake tooth being welded to the outer surface of the transverse fixing member at a horizontal midpoint.

5. A concrete road grading implement as claimed in claim 1, wherein the drawstring is a rope-like flexible thread-like object.

6. A concrete road surface leveling machine according to claim 1 wherein two attachment rings are welded to said rear axle adjacent to said leveling pad at a time, said two attachment rings being symmetrical about the horizontal midpoint of said rear axle; two connecting rings are welded on one side, far away from the rear shaft, of the front shaft, and the two connecting rings are symmetrical about the midpoint of the front shaft in the horizontal direction.

7. A concrete road grading implement as claimed in claim 1, wherein the turbine connection of the two lead screw elevators is parallel to the front axle and the turbine connection of the two lead screw elevators is parallel to the rear axle.