CN115418902A - Road roller for roadbed rapid reinforcing roadbed construction and construction method - Google Patents

Abstract

The invention discloses a road roller and a construction method for fast roadbed reinforcement roadbed construction. The road roller includes a road roller body and a rolling device, the road roller body is used to push the rolling device, and the rolling device includes a height adjustment mechanism. The head of the roller body is fixed with a height adjustment mechanism. The beneficial effect is that: the rolling device is pushed by the body of the road roller, and the repaired road surface can be flattened and compacted by using the rolling device, and the working surface width of the rolling device can be adjusted by increasing or decreasing the number of rolling wheels. When pressing the number of rollers, first move the components to keep the two rectangular sleeves away from each other until the two rectangular sleeves are separated from the rectangular rod, then remove the connecting piece, remove the connecting piece and the limit mechanism from the rectangular rod, and then The rolling wheels can be removed from the rectangular bar or the number of rolling wheels on the rectangular bar can be increased, so that the width of the working surface of the device can be adapted to the use requirements, so as to achieve the best working effect.

Description

Roller and construction method for roadbed rapid reinforcement roadbed construction

technical field

The invention relates to the technical field of road construction equipment, in particular to a road roller and a construction method for rapid roadbed reinforcement roadbed construction.

Background technique

As a common machine for road construction, the road roller is mainly used to compact and flatten the roadbed. However, the width of the working surface of most existing road rollers cannot be adjusted. The rollers of the road roller are wider than the repaired surface, and will be supported by the normal road surfaces on both sides of the repaired surface, making it impossible to touch the repaired surface. contact, which will cause the weight of the roller to not fully act on the repaired surface, and its weight will be dispersed by the normal road surface, which will eventually affect the rolling effect on the repaired surface. In order to solve the above problems, we propose a roadbed quick repair Road roller for strong roadbed construction.

Contents of the invention

The object of the present invention is to provide a roadbed rapid reinforcement roadbed construction road roller and construction method in order to solve the above problems.

To achieve the above object, the present invention provides the following technical solutions:

A roadbed rapid reinforcement roadbed construction roller provided by the present invention includes a road roller body and a rolling device, the road roller body is used to push the rolling device, the rolling device includes a height adjustment mechanism, the head of the road roller body A height-adjusting mechanism is fixed at the center, and the height-adjusting mechanism is used to adjust the height of the U-shaped plate. A moving assembly is connected between the front and rear side plates of the U-shaped plate through two rotating shafts, and the moving assembly is used to adjust the height of the U-shaped plate. The distance between two rectangular sleeves, and a rectangular rod is inserted between the two rectangular sleeves, and a plurality of rolling wheels are slidingly arranged on the surface of the rectangular rod, and the center of the rolling wheels is located on the axis line of the rotating shaft. The rectangular rod is connected to the limit mechanism through the connecting piece, and the limit mechanism is used to push the rolling wheels so that the multiple rolling wheels closely fit.

Adopt the above-mentioned roadbed rapid reinforcement roadbed construction roller, push the rolling device through the body of the road roller, use the rolling device to flatten and compact the repaired road surface, and adjust the operation of the rolling device by increasing or decreasing the number of rolling wheels Face width, when it is necessary to increase or decrease the number of rolling wheels, first move the two rectangular sleeves away from each other until the two rectangular sleeves are separated from the rectangular rod, then remove the connecting piece, and connect the connecting piece and the limit The mechanism is removed from the rectangular rod, and then the rolling wheel can be removed from the rectangular rod or the number of rolling wheels on the rectangular rod can be increased. After the number of rolling wheels is adjusted, the limit mechanism can be installed through the connecting piece On the rectangular rod, the rolling wheel is firmly limited to the rectangular rod by the limit mechanism, and the two ends of the rectangular rod are respectively aligned with the two rectangular sleeves, and the two rectangular sleeves are brought close to each other by moving the assembly, so that the rectangular rod The two ends are respectively plugged with two rectangular sleeves, so that the rectangular rod can be fixed. At that time, the step of adjusting the width of the working surface of the device is also completed, so that the width of the working surface of the device can be adapted to the use requirements, so as to To achieve the best working results.

As a preference, the height-adjusting mechanism includes a mounting plate, a mounting plate is fixed at the head of the road roller body, two electric push rods are fixed on the upper side of the mounting plate, and the movable end of the electric push rod is connected to the U-shaped plate. Fixed connection at the bottom.

Preferably, the moving assembly includes two first fixed plates, and the opposite ends of the two rotating shafts are fixed with the first fixed plates, and the opposite surfaces of the two first fixed plates are rotatably connected with the first screw, and the two The opposite surfaces of the first fixing plates are all fixed with slide rods, the surface of the slide rods is slidably provided with a first sliding sleeve, and the surface of the first screw rod is threadedly connected with a threaded sleeve, and the gap between the threaded sleeve and the first sliding sleeve The connecting plates are fixed, and the opposite surfaces of the two connecting plates are fixed with rectangular sleeves.

Preferably, a second nut is fixed on the end surface of the first screw.

Preferably, the connector includes two slots, two slots are opened in the rectangular rod, a fixing block is slidably arranged in the slot, two through holes are opened in the rectangular rod, and the two Two through holes respectively pass through the two card slots and the fixing block, bolts are inserted into the through holes, two first nuts are threaded on the surface of the bolts, and the opposite surfaces of the two first nuts are respectively connected to the two sides of the rectangular rod side lap.

Preferably, the position limiting mechanism includes two second fixing plates, and the opposite surfaces of the two fixing blocks are fixed with the second fixing plates, and the opposite surfaces of the two second fixing plates are rotatably connected with threaded cylinders, so A second screw is threaded inside the threaded barrel, and push plates are fixed at the opposite ends of the two second screws, and a rectangular opening is opened in the push plate, and the rectangular opening of the push plate is in clearance fit with the rectangular rod.

Preferably, a third nut is fixed on the surface of the threaded barrel.

Preferably, the rolling wheel includes a rectangular sliding sleeve, the surface of the rectangular sliding sleeve is fixed to the steel ring through a plurality of fixing rods, and the opposite surfaces of the adjacent two steel rings are attached, and the opposite surfaces of the two push plates are respectively It is overlapped with the opposite sides of the front and rear two rectangular sliding sleeves.

An embodiment of the present invention also provides a construction method for rapid reinforcement of roadbeds in loess areas using the roadbed rapid reinforcement roadbed construction roller described in any one of the above solutions, the method comprising:

Step a: Sprinkle water on the subgrade surface of the subgrade working face with a degree of compaction not less than 93%, until the moisture content of the subgrade surface increases by 0% to 2% on the basis of the optimal moisture content;

Step b: adopting the roadbed rapid reinforcement roadbed construction road roller to carry out roadbed reinforcement operation;

Step c: Repeat steps a to b to complete the subgrade reinforcement work in the next area.

Preferably, the step b specifically includes: the walking speed of the road roller for roadbed rapid reinforcement and roadbed construction is controlled at 2-3Km/h, and the large-vibration operation is performed 1-2 times in the overlapping area of 20-60cm each time, and the roadbed is moderately tight. Increase by 1 to 3%, and use the same method to complete the roadbed reinforcement work.

Compared with the prior art, the present invention pushes the rolling device through the body of the road roller, and the repaired road surface can be flattened and compacted by using the rolling device, and the working surface width of the rolling device can be adjusted by increasing or decreasing the number of rolling wheels. When it is necessary to increase or decrease the number of rolling wheels, first move the components to keep the two rectangular sleeves away from each other until the two rectangular sleeves are separated from the rectangular rod, then disassemble the connecting piece, and separate the connecting piece and the limit mechanism from the rectangular rod Then you can remove the rolling wheels from the rectangular bar or increase the number of rolling wheels on the rectangular bar. After adjusting the number of rolling wheels, install the limit mechanism on the rectangular bar through the connecting piece , and then the rolling wheel is firmly limited to the rectangular rod through the limit mechanism, and the two ends of the rectangular rod are respectively aligned with the two rectangular sleeves, and the two rectangular sleeves are brought close to each other by moving the assembly, so that the two ends of the rectangular rod are respectively aligned with the two rectangular sleeves. The two rectangular sleeves are plugged together, so that the rectangular rod can be fixed. At that time, the step of adjusting the width of the working surface of the device is also completed, so that the width of the working surface of the device can be adapted to the use requirements to achieve the best operation. Effect.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic diagram of the three-dimensional structure of the present invention;

Fig. 2 is a schematic diagram of the front view structure of the present invention;

Fig. 3 is a three-dimensional structural schematic diagram of a rolling device of the present invention;

Fig. 4 is a three-dimensional structure schematic diagram of a steel ring of the present invention;

Fig. 5 is a schematic view of the top view of the rectangular rod of the present invention;

Fig. 6 is a schematic diagram of a right-view cross-sectional structure of a rectangular rod according to the present invention.

The reference signs are explained as follows:

1. Road roller body; 2. Rolling device; 3. U-shaped plate; 4. Rotating shaft; 5. Moving component; 6. Height adjustment mechanism; 7. Rectangular sleeve; Connector; 11. Limit mechanism; 12. Mounting plate; 13. Electric push rod; 14. First nut; 15. Bolt; 16. Fixed block; 17. Card slot; 18. Push plate; 19. First fix Plate; 20, sliding rod; 21, the first sliding sleeve; 22, connecting plate; 23, the first screw rod; 24, thread sleeve; 25, the second nut; 26, fixed rod; 27, rectangular sliding sleeve; 28, the first Two fixing plates; 29, threaded cylinder; 30, the third nut; 31, the second screw rod; 32, steel ring; 33, through hole.

detailed description

In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be described in detail below. Apparently, the described embodiments are only some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other implementations obtained by persons of ordinary skill in the art without making creative efforts fall within the protection scope of the present invention.

Referring to Figs. 1-6, the present invention provides a roadbed rapid reinforcement roadbed construction road roller, comprising a road roller body 1 and a rolling device 2, the road roller body 1 is used to push the rolling device 2, and the rolling device 2 includes The height adjustment mechanism 6 is fixed on the head of the road roller body 1. The height adjustment mechanism 6 is used to adjust the height of the U-shaped plate 3. The front and rear side plates of the U-shaped plate 3 are rotatably connected by two rotating shafts 4. There is a moving assembly 5, and the moving assembly 5 is used to adjust the distance between two rectangular sleeves 7, and a rectangular rod 8 is inserted between the two rectangular sleeves 7, and a plurality of rolling wheels 9 are arranged on the surface of the rectangular rod 8 for rolling. The center of the wheel 9 is located on the axis of the rotating shaft 4, and the rectangular rod 8 is connected to a limit mechanism 11 through a connector 10. The limit mechanism 11 is used to push the rolling wheel 9, so that multiple rolling wheels 9 are closely attached.

As an optional embodiment, the height adjustment mechanism 6 includes a mounting plate 12, the roller body 1 is fixed with the mounting plate 12, the upper side of the mounting plate 12 is fixed with two electric push rods 13, the movable ends of the electric push rods 13 are connected to the The bottom of the U-shaped plate 3 is fixedly connected, the moving assembly 5 includes two first fixed plates 19, and the opposite ends of the two rotating shafts 4 are fixed with the first fixed plates 19, and the opposite surfaces of the two first fixed plates 19 are all rotated The first screw rod 23 is connected, and the opposite surfaces of the two first fixing plates 19 are fixed with a slide rod 20, the surface of the slide rod 20 is slidingly provided with a first sliding sleeve 21, and the surface of the first screw rod 23 is threadedly connected with a threaded sleeve 24, A connecting plate 22 is fixed between the threaded sleeve 24 and the first sliding sleeve 21, and a rectangular sleeve 7 is fixed on the opposite surfaces of the two connecting plates 22. By rotating the first screw rod 23, the first screw rod 23 is threaded to drive the threaded sleeve 24 , the threaded sleeve 24 can move the rectangular sleeve 7 by cooperating with the sliding rod 20, the first sliding sleeve 21 and the connecting plate 22, and the second nut 25 is fixed on the end surface of the first screw rod 23, and the second nut 25 is set, which can be clamped by a wrench Hold the second nut 25 and turn the first screw rod 23. The connector 10 includes two slots 17. The rectangular rod 8 is provided with two slots 17. The fixed block 16 is slidingly arranged in the slot 17. The rectangular rod 8 is provided with a Two through holes 33, and the two through holes 33 pass through the two card slots 17 and the fixed block 16 respectively, the bolts 15 are inserted in the through holes 33, the surface of the bolts 15 is threaded with two first nuts 14, and the two The opposite surfaces of the first nuts 14 overlap with the two sides of the rectangular bar 8 respectively. When the connector 10 needs to be disassembled, the two first nuts 14 are removed from the bolts 15, and then the bolts 15 can be removed from the through holes. 33, then the fixed block 16 can be taken out from the slot 17, the limit mechanism 11 includes two second fixed plates 28, and the opposite surfaces of the two fixed blocks 16 are fixed with the second fixed plates 28, and The opposite surfaces of the two second fixing plates 28 are all rotatably connected with a threaded cylinder 29, the threaded cylinder 29 is internally threaded with a second screw rod 31, and the opposite ends of the two second screw rods 31 are fixed with a push plate 18, and the push plate 18 There is a rectangular opening inside, and the rectangular opening of the push plate 18 is in clearance fit with the rectangular rod 8. The third nut 30 is fixed on the surface of the threaded cylinder 29. By rotating the threaded cylinder 29, the second screw rod 31 can be moved to push the plate 18, so that the two Two push plates 18 are close to each other, and clamping the rectangular sliding sleeves 27 on the front and rear sides, the rolling wheel 9 can be limited. The rolling wheel 9 includes a rectangular sliding sleeve 27, and the surface of the rectangular sliding sleeve 27 is fixed by multiple The rod 26 is fixed to the steel ring 32, and the adjacent opposite surfaces of the two steel rings 32 are attached, and the opposite surfaces of the two push plates 18 overlap with the opposite surfaces of the front and rear rectangular sliding sleeves 27 respectively.

With the above structure, the rolling device 2 is pushed by the road roller body 1, and the repaired road surface can be flattened and compacted by the rolling device 2, and the working surface width of the rolling device 2 can be adjusted by increasing or decreasing the number of rolling wheels 9. When it is necessary to increase or decrease the number of rolling wheels 9, the two rectangular sleeves 7 are moved away from each other by moving the assembly 5 until the two rectangular sleeves 7 are separated from the rectangular rod 8, and then the connecting piece 10 is disassembled, and the connecting piece 10 And the limit mechanism 11 is taken off from the rectangular bar 8, then the rolling wheel 9 can be taken off from the rectangular bar 8 or the number of rolling wheels 9 on the rectangular bar 8 can be increased, after the number of rolling wheels 9 is adjusted , and then install the limiting mechanism 11 on the rectangular rod 8 through the connecting piece 10, then firmly restrict the rolling wheel 9 to the rectangular rod 8 through the limiting mechanism 11, and align the two ends of the rectangular rod 8 with two rectangular rods respectively. Cover 7, by moving the component 5 to make the two rectangular sleeves 7 close to each other, so that the two ends of the rectangular rod 8 are respectively inserted into the two rectangular sleeves 7, so that the rectangular rod 8 can be fixed, and the adjustment of the device has also been completed at that time The step of the width of the working surface can further make the width of the working surface of the device adapt to the use requirements, so as to achieve the best working effect.

Embodiments of the present invention also provide a construction method for rapid reinforcement of roadbeds in loess areas using a road roller for rapid reinforcement of roadbeds. The method includes:

Step a: Sprinkle water on the subgrade surface of the subgrade working face with a degree of compaction not less than 93%, until the moisture content of the subgrade surface increases by 0% to 2% on the basis of the optimal moisture content;

Specifically, the surface of the roadbed is _{3-5 cm topsoil above the working face of the roadbed.}

Step b: adopting the roadbed rapid reinforcement roadbed construction road roller to carry out roadbed reinforcement operation;

Specifically, the walking speed of the road roller for rapid subgrade reinforcement and subgrade construction is controlled at 2-3Km/h, and the large-vibration operation is performed 1-2 times in the overlapping area of 20-60cm each time, and the subgrade is moderately improved by 1-3%. The same method is used to complete the subgrade reinforcement work.

Step c: Repeat steps a to b to complete the subgrade reinforcement work in the next area.

After the reinforcement of the invention is adopted, the reinforced surface of the roadbed will be peeled off in a large area, and the surface reinforcement can be formed on the whole of the roadbed. The construction method is simple in construction, high in efficiency, good in construction quality of roadbed reinforcement, cost-saving, and reduced carbon dioxide emissions. , to meet the requirements of green road construction _.

The above is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone skilled in the art can easily think of changes or substitutions within the technical scope disclosed in the present invention. Should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be determined by the protection scope of the claims.

Claims (10)

1. The utility model provides a road roller is used in quick reinforcement road bed construction of road bed which characterized in that: including road roller body (1) and rolling device (2), road roller body (1) is used for promoting rolling device (2), rolling device (2) is including heightening mechanism (6), the locomotive department of road roller body (1) is fixed with heightening mechanism (6), heightening mechanism (6) are used for adjusting the height of U template (3), it is connected with removal subassembly (5) to rotate through two pivot (4) between the front and back both sides board of U template (3), removal subassembly (5) are used for adjusting the interval of two rectangle cover (7), and peg graft between two rectangle cover (7) and have rectangle pole (8), rectangle pole (8) surface slip is provided with a plurality of rolling wheel (9), the centre of a circle of rolling wheel (9) is located the axis of pivot (4), rectangle pole (8) are connected with stop gear (11) through connecting piece (10), stop gear (11) are used for promoting rolling wheel (9), make a plurality of rolling wheel (9) closely laminate.

2. The road roller for the rapid roadbed reinforcement roadbed construction according to claim 1, wherein the road roller comprises: the height adjusting mechanism (6) comprises a mounting plate (12), the mounting plate (12) is fixed to the head of the road roller body (1), two electric push rods (13) are fixed to the upper side face of the mounting plate (12), and the movable ends of the electric push rods (13) are fixedly connected with the bottom of the U-shaped plate (3).

3. The road roller for the rapid roadbed reinforcement roadbed construction according to claim 1, wherein the road roller comprises: remove subassembly (5) and include two first fixed plates (19), and the looks remote site of two pivot (4) all is fixed with first fixed plate (19), and the opposite face of two first fixed plates (19) all rotates and is connected with first screw rod (23), and the opposite face of two first fixed plates (19) all is fixed with slide bar (20), slide bar (20) surface slip is provided with first sliding sleeve (21), first screw rod (23) surface threaded connection has thread bush (24), be fixed with connecting plate (22) between thread bush (24) and first sliding sleeve (21), and the opposite face of two connecting plates (22) all is fixed with rectangle cover (7).

4. The road roller for the rapid roadbed reinforcement roadbed construction according to claim 3, wherein the road roller comprises: and a second nut (25) is fixed on the end face of the first screw rod (23).

5. The road roller for the construction of the roadbed rapid reinforcing roadbed according to claim 1, wherein: connecting piece (10) include two draw-in grooves (17), two draw-in grooves (17) have been seted up in rectangular pole (8), it is provided with fixed block (16) to slide in draw-in groove (17), two through-holes (33) have been seted up in rectangular pole (8), and two through-holes (33) run through two draw-in grooves (17) and fixed block (16) respectively, it has bolt (15) to peg graft in through-hole (33), bolt (15) surface threaded connection has two first nuts (14), and the opposite face of two first nuts (14) respectively with rectangular pole (8) both sides overlap joint.

6. The road roller for the rapid roadbed reinforcement roadbed construction according to claim 5, wherein the road roller comprises: stop gear (11) include two second fixed plates (28), and the opposite face of two fixed blocks (16) all is fixed with second fixed plate (28), and the opposite face of two second fixed plates (28) all rotates and is connected with a screw thread section of thick bamboo (29), screw thread section of thick bamboo (29) female connection has second screw rod (31), and the looks remote site of two second screw rods (31) all is fixed with slurcam (18), set up the rectangle opening in slurcam (18), and the rectangle opening and the rectangular pole (8) clearance fit of slurcam (18).

7. The road roller for the construction of the roadbed rapid reinforcing roadbed according to claim 6, wherein: and a third nut (30) is fixed on the surface of the threaded cylinder (29).

8. The road roller for the construction of the roadbed rapid reinforcing roadbed according to claim 7, wherein: rolling wheel (9) are including rectangle sliding sleeve (27), rectangle sliding sleeve (27) surface is fixed with steel ring (32) through a plurality of dead levers (26), and the opposite face laminating of neighbouring two steel ring (32), and the opposite face overlap joint with the back of the body of two rectangle sliding sleeves (27) around the opposite face of two slurcam (18) respectively.

9. A construction method for quickly reinforcing a roadbed in a loess area by using the road roller for quickly reinforcing the roadbed according to any one of claims 1 to 8, wherein the method comprises the following steps:

step a, sprinkling water on the roadbed surface of the roadbed working surface with the compaction degree not less than 93 percent until the water content of the roadbed surface is improved by 0 to 2 percent on the basis of the optimal water content;

b, performing roadbed reinforcement operation by adopting the road roller for roadbed rapid reinforcement roadbed construction;

and c, repeating the steps a-b to finish the roadbed reinforcement operation of the next area.

10. The construction method for quickly reinforcing the roadbed by the road roller for quickly reinforcing the roadbed according to the claim 9, wherein the step b is specifically as follows: the walking speed of the road roller for the roadbed rapid reinforcing roadbed construction is controlled to be 2-3 Km/h, large vibration operation is carried out for 1-2 times in each overlapping area of 20-60 cm, the roadbed tightness is properly improved by 1-3%, and the same method is adopted to complete the roadbed reinforcing operation.

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