Curb backrest concrete construction device and construction method

Abstract

The invention relates to the field of building construction, in particular to a curb backrest concrete construction device and method.The curb backrest concrete construction device comprises a moving unit in rolling fit with the top face and one side face of a curb, a mounting frame is arranged on the moving unit, and a conical discharge hopper is arranged on the mounting frame; a shaping formwork is arranged on the portion, located on the lower side of the conical discharge hopper, of the mounting frame and comprises the conical discharge hopper and a fixed troweling plate, groove-shaped rails are arranged on the upper side edge and the lower side edge of the fixed troweling plate, movable troweling plates are arranged in the groove-shaped rails in a sliding mode, and a horizontal bearing is arranged on the mounting frame. One end of the horizontal bearing is provided with a driving wheel in rolling fit with the top surface of the curb, the other end of the horizontal bearing is provided with a roller, the roller is provided with an eccentric shaft, the eccentric shaft is rotationally connected with a transmission connecting rod, and the other end of the transmission connecting rod is rotationally connected with the movable trowelling plate. The construction quality of the concrete backrest is improved, the construction speed is increased, and the straightness and stability of the curb are guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of building construction, in particular to a curbstone back concrete construction device and a construction method. Background Art

[0002] Prefabricated curbstones are widely used in engineering projects. They are usually used to distinguish between carriageways, sidewalks, green spaces, isolation belts and other parts of roads, and they serve as road water retaining belts. They are characterized by high strength, compression resistance, wear resistance, aging resistance, and easy construction. They can meet the use requirements in various environments and engineering conditions. During the construction process, the straightness and stability of the prefabricated curbstones after installation are particularly important. In order to ensure the straightness and stability of the curbstone, the construction quality of the concrete backrest of the curbstone becomes particularly important. If the construction quality of the concrete backrest is poor, or the construction is not standardized, it will affect the straightness and stability of the curbstone. Summary of the invention

[0003] In view of the above problems, an embodiment of the present invention provides a curbstone back concrete construction device and a construction method.

[0004] A curbstone backrest concrete construction device provided by an embodiment of the present invention comprises a mobile unit that rolls with the top surface and one side surface of the curbstone, the mobile unit is provided with a mounting frame, the mounting frame is provided with a conical discharge hopper, and the mounting frame is provided with a shaping template at the lower side of the conical discharge hopper, the shaping template comprises a material storage bin docked with the conical discharge hopper and a fixed trowel plate located at the rear side of the material storage bin and connected with the material storage bin, the cross-sectional shape of the fixed trowel plate is adapted to the shape of the curbstone backrest to be constructed, the upper side edge of the fixed trowel plate is in contact with the other side surface of the curbstone, and the lower side edge is in contact with the roadbed, and grooved tracks are provided on the upper and lower sides of the fixed trowel plate, a movable trowel plate of the same shape as the fixed trowel plate is slidably provided in the grooved track, a horizontal bearing is provided on the mounting frame, one end of the horizontal bearing is provided with a driving wheel that rolls with the top surface of the curbstone, the other end of the horizontal bearing is provided with a roller, an eccentric shaft is provided on the roller, and the eccentric shaft is rotatably connected by a transmission connecting rod, and the other end of the transmission connecting rod is rotatably connected with the movable trowel plate.

[0005] Optionally, the mobile unit includes a supporting plate, on which inverted L-shaped supporting rods are relatively arranged near both ends, and walking wheels are arranged on the horizontal rod and the vertical rod of the supporting rod.

[0006] Optionally, the mounting frame is movably connected to the mobile unit via a telescopic rod.

[0007] Optionally, a handrail main rod is arranged on the rear support rod, and a handrail cross rod is arranged at the end of the handrail main rod.

[0008] Optionally, a traction ring is provided on the front support rod.

[0009] Optionally, a push plate is provided at the front side of the material storage bin, the inner end of the push plate abuts against the curbstone, the outer end is flush with the side of the material storage bin, and is inclined from the inside to the outside.

[0010] Another aspect of the present invention is to provide a method for constructing a curbstone back concrete, which is applied to the above-mentioned construction device and comprises: After the construction of the curb is completed, the curb back concrete construction device is placed on the curb, wherein the mobile unit is in contact with the top surface and one side surface of the curb, the upper side of the fixed trowel plate is in contact with the other side surface of the curb, and the lower side is in contact with the roadbed; A concrete tank truck is used to continuously feed materials into the conical unloading hopper. During the feeding process, the curbstone backrest concrete construction device is slowly pushed forward. During the movement, the concrete slurry is gradually squeezed from the material storage bin into the space between the fixed trowel plate and the curbstone to initially form a backrest. At the same time, during the movement, the driving wheel rolls on the top surface of the curbstone and drives the roller to rotate through the horizontal bearing. During the rotation of the roller, the movable trowel plate is driven to reciprocate in the grooved track through the transmission connecting rod, thereby repeatedly smoothing the initially formed backrest to achieve a smooth surface.

[0011] Compared with the prior art, the beneficial effects of the present invention are: improving the construction quality of the concrete backrest, accelerating the construction speed, and ensuring the straightness and stability of the curbstone. Compared with traditional manual construction, the present invention is not only simple and fast in construction, but also ensures the construction quality of the concrete backrest and reduces the use of manual labor; it reduces the labor intensity of construction personnel and improves work efficiency; the device can be used in a variety of occasions and multiple times, saving engineering costs; and thus reducing energy and resource consumption, creating good economic and social benefits. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The drawings described herein are used to provide a further understanding of the present invention, constitute a part of the present application, and do not constitute a limitation of the present invention. In the drawings: Figure 1 A schematic diagram of a curbstone back concrete construction device provided by an embodiment of the present invention Figure 1 ; Figure 2 A schematic diagram of a curbstone back concrete construction device provided by an embodiment of the present invention Figure 2 ; Figure 3 A construction diagram of a curbstone back concrete construction device provided by an embodiment of the present invention Figure 1 ; Figure 4 A construction diagram of a curbstone back concrete construction device provided by an embodiment of the present invention Figure 2 ; Figure 5A construction diagram of a curbstone back concrete construction device provided by an embodiment of the present invention Figure 3 .

[0013] Among them, 1. Mobile unit; 2. Installation frame; 3. Conical unloading hopper; 4. Forming template; 5. Material storage bin; 6. Fixed trowel plate; 7. Curbstone backrest; 8. Grooved track; 9. Movable trowel plate; 10. Horizontal bearing; 11. Driving wheel; 12. Roller; 13. Transmission connecting rod; 14. Support plate; 15. Support rod; 16. Walking wheel; 17. Telescopic rod; 18. Handrail main rod; 19. Handrail cross bar; 20. Towing ring; 21. Push plate. DETAILED DESCRIPTION

[0014] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the embodiments and the accompanying drawings. Here, the illustrative embodiments of the present invention and their descriptions are used to explain the present invention, but are not intended to limit the present invention.

[0015] See also Figure 1 and Figure 2 The embodiment of the present invention provides a curbstone backrest concrete construction device, comprising a mobile unit 1 that rolls with the top surface and one side surface of the curbstone, a mounting frame 2 is provided on the mobile unit 1, a conical discharge hopper 3 is provided on the mounting frame 2, a shaping template 4 is provided on the mounting frame 2 at the lower side of the conical discharge hopper 3, the shaping template 4 comprises a material storage bin 5 docked with the conical discharge hopper 3 and a fixed trowel plate 6 located at the rear side of the material storage bin 5 and connected with the material storage bin 5, the cross-sectional shape of the fixed trowel plate 6 is adapted to the shape of the curbstone backrest 7 to be constructed, and the upper side of the fixed trowel plate 6 is It is in contact with the other side of the curbstone, and the lower side is in contact with the roadbed, and the upper and lower sides of the fixed trowel plate 6 are provided with grooved tracks 8, in which a movable trowel plate 9 with the same shape as the fixed trowel plate 6 is slidably provided, and a horizontal bearing 10 is provided on the mounting frame 2, and one end of the horizontal bearing 10 is provided with a driving wheel 11 that rolls with the top surface of the curbstone, and the other end of the horizontal bearing 10 is provided with a roller 12, and an eccentric shaft is provided on the roller 12, and the eccentric shaft is rotatably connected by a transmission connecting rod 13, and the other end of the transmission connecting rod 13 is rotatably connected to the movable trowel plate 9.

[0016] In practice, the mobile unit 1 includes a supporting plate 14 , on which inverted L-shaped supporting rods 15 are relatively arranged near both ends, and walking wheels 16 are arranged on the horizontal rod and the vertical rod of the supporting rod 15 .

[0017] During implementation, the mounting frame 2 is movably connected to the mobile unit 1 via the telescopic rod 17; the width can be adjusted by the telescopic rod 17. In addition, the construction of curbstone backrests 7 of different sizes can be achieved by replacing the forming templates 4 and the movable trowel plate 9 of different sizes.

[0018] In practice, a handrail main rod 18 is provided on the rear support rod 15 , and a handrail cross rod 19 is provided at the end of the handrail main rod 18 .

[0019] During implementation, a traction ring 20 is provided on the front support rod 15, and a traction rope is provided through the traction ring 20 so that the entire device can be towed and moved by traction equipment to improve construction efficiency.

[0020] During implementation, a push plate 21 is set on the front side of the material storage bin 5. The inner end of the push plate 21 is against the curbstone, and the outer end is flush with the side of the material storage bin 5. It is tilted from the inside to the outside, that is, the roadbed in front of the curbstone backrest 7 to be constructed is automatically scraped and leveled, and surface loose soil, debris and garbage are removed to ensure that the backrest base is solid.

[0021] In implementation, see Figure 3-Figure 5 The process of using the above-mentioned construction device to construct the curbstone back concrete includes: After the construction of the curb is completed, the curb back concrete construction device is placed on the curb, wherein the mobile unit is in contact with the top surface and one side surface of the curb, the upper side of the fixed trowel plate is in contact with the other side surface of the curb, and the lower side is in contact with the roadbed; A concrete tank truck is used to continuously feed materials into the conical unloading hopper. During the feeding process, the curbstone backrest concrete construction device is slowly pushed forward. During the movement, the concrete slurry is gradually squeezed from the material storage bin into the space between the fixed trowel plate and the curbstone to initially form a backrest. At the same time, during the movement, the driving wheel rolls on the top surface of the curbstone and drives the roller to rotate through the horizontal bearing. During the rotation of the roller, the movable trowel plate is driven to reciprocate in the grooved track through the transmission connecting rod, thereby repeatedly smoothing the initially formed backrest to achieve a smooth surface.

[0022] The solution provided by the embodiment of the present invention improves the construction quality of the concrete backrest, speeds up the construction speed, and ensures the straightness and stability of the curbstone. Compared with traditional manual construction, the present invention is not only simple and fast in construction, but also ensures the construction quality of the concrete backrest and reduces the use of manual labor; it reduces the labor intensity of construction personnel and improves work efficiency; the device can be used in a variety of occasions and multiple times, saving engineering costs; and thus reduces energy and resource consumption, creating good economic and social benefits.

[0023] The above description is only a preferred embodiment of the present invention and is not intended to limit the protection scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.

Claims

1. A curbstone back concrete construction device, characterized in that: The invention comprises a moving unit which rolls with the top surface and one side surface of the curb stone, the moving unit is provided with a mounting frame, the mounting frame is provided with a conical discharge hopper, the mounting frame is provided with a shaping template at the lower side of the conical discharge hopper, the shaping template comprises a material storage bin which is docked with the conical discharge hopper and a fixed trowel plate which is located at the rear side of the material storage bin and is connected with the material storage bin, the cross-sectional shape of the fixed trowel plate is adapted to the shape of the backrest of the curb stone to be constructed, the upper side edge of the fixed trowel plate is fitted with the other side surface of the curb stone, the lower side edge is fitted with the roadbed, and the upper and lower sides of the fixed trowel plate are both provided with grooved tracks, a movable trowel plate of the same shape as the fixed trowel plate is slidably provided in the grooved track, a horizontal bearing is provided on the mounting frame, a driving wheel which rolls with the top surface of the curb stone is provided at one end of the horizontal bearing, a roller is provided at the other end of the horizontal bearing, an eccentric shaft is provided on the roller, the eccentric shaft is rotatably connected by a transmission connecting rod, and the other end of the transmission connecting rod is rotatably connected with the movable trowel plate.

2. The curbstone back concrete construction device according to claim 1, characterized in that: The mobile unit comprises a supporting plate, on which inverted L-shaped supporting rods are arranged relatively near both ends, and the horizontal rods and vertical rods in the supporting rods are both provided with walking wheels.

3. The curbstone back concrete construction device according to claim 1, characterized in that: The installation frame is movably connected to the mobile unit through a telescopic rod.

4. The curbstone back concrete construction device according to claim 2, characterized in that: A handrail main rod is arranged on the rear supporting rod, and a handrail cross rod is arranged at the end of the handrail main rod.

5. The curbstone back concrete construction device according to claim 2, characterized in that: A traction ring is arranged on the front support rod.

6. The curbstone back concrete construction device according to claim 1, characterized in that: A push plate is arranged at the front side of the material storage bin, the inner end of the push plate abuts against the curbstone, the outer end is flush with the side of the material storage bin, and is inclined from the inside to the outside.

7. A method for constructing curbstone back concrete, applied to the construction device according to any one of claims 1 to 6, characterized in that: include: After the construction of the curb is completed, the curb back concrete construction device is placed on the curb, wherein the mobile unit is in contact with the top surface and one side surface of the curb, the upper side of the fixed trowel plate is in contact with the other side surface of the curb, and the lower side is in contact with the roadbed; A concrete tank truck is used to continuously feed materials into the conical unloading hopper. During the feeding process, the curbstone backrest concrete construction device is slowly pushed forward. During the movement, the concrete slurry is gradually squeezed from the material storage bin into the space between the fixed trowel plate and the curbstone to initially form a backrest. At the same time, during the movement, the driving wheel rolls on the top surface of the curbstone and drives the roller to rotate through the horizontal bearing. During the rotation of the roller, the movable trowel plate is driven to reciprocate in the grooved track through the transmission connecting rod, thereby repeatedly smoothing the initially formed backrest to achieve a smooth surface.

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