Concrete laying equipment suitable for narrow space

Abstract

The utility model discloses concrete laying equipment suitable for a narrow and small space, which comprises a main conveying pipe, a concrete conveying pump, a hydraulic telescopic arm of a truck crane, a hoisting connecting pipe, a conveying hose and a rectangular mounting frame, and the left end of the hydraulic telescopic arm is connected with the upper end of the hoisting connecting pipe through a hinge; a concrete temporary storage heating box connected with the hoisting connecting pipe is arranged in the rectangular mounting frame, a grouting pipe is arranged at the bottom of the concrete temporary storage heating box, a uniform grouting trowelling disc is connected to a lower end opening of the grouting pipe, and hydraulic telescopic supporting legs are arranged at the four corners of the bottom of the rectangular mounting frame correspondingly; concrete compaction devices are arranged on the left side and the right side of the rectangular mounting frame correspondingly. According to the utility model, the problem of space limitation in the concrete laying process is solved, meanwhile, the problems of low laying construction efficiency and concrete maintenance in winter are solved, the labor intensity of workers can be reduced, the concrete laying construction quality is improved, and the concrete laying work can be completed more quickly and effectively.

Description

Technical Field

[0001] The utility model belongs to the technical field of civil engineering, and in particular relates to concrete laying equipment suitable for narrow spaces. Background Art

[0002] With the continuous development of human living space, the construction environment faced by civil engineering is becoming more complex and changeable. For cities, the reinforcement of existing bridges, roads or pile foundations requires re-paving of concrete. Due to the dense existing buildings and people, traditional large-scale machinery is difficult to cope with. In addition, due to reasons such as construction period and safety, higher requirements are placed on the efficiency of concrete laying and the natural working environment. Problems in the concrete laying construction process under special environments:

[0003] 1) The working space is small and traditional laying machinery is difficult to cope with.

[0004] 2) The concrete laying process requires workers to enter the work site to operate the vibrator and smooth the concrete, which is labor-intensive. Sometimes, even a worker cannot enter the small space, making the laying more difficult.

[0005] 3) The curing temperature of concrete cannot be guaranteed during winter construction, resulting in poor laying quality or delayed construction period. Utility Model Content

[0006] In order to solve the deficiencies in the prior art, the utility model provides a concrete laying equipment suitable for narrow spaces which can heat concrete, reduce the labor intensity of workers and improve construction efficiency.

[0007] In order to solve the above technical problems, the utility model adopts the following technical scheme: a concrete laying equipment suitable for a narrow space, comprising a main conveying pipe, a concrete conveying pump, a hydraulic telescopic arm of a car crane, a hoisting connecting pipe, a conveying hose and a rectangular installation frame, wherein the hydraulic telescopic arm is arranged in the left and right directions, the left end of the hydraulic telescopic arm is connected to the upper end of the hoisting connecting pipe by a hinge, the conveying hose is arranged along the length direction of the hydraulic telescopic arm, the left port of the conveying hose is connected to the upper port of the hoisting connecting pipe, the right port of the conveying hose is connected to the outlet end of the main conveying pipe, the concrete conveying pump is arranged on the main conveying pipe, the rectangular installation frame is horizontally arranged below the hoisting connecting pipe, the side of the hoisting connecting pipe is fixedly connected to the top of the rectangular installation frame by a plurality of inclined hanging rods, a concrete temporary storage and heating box is arranged in the rectangular installation frame, the lower port of the hoisting connecting pipe is connected to the top center of the concrete temporary storage and heating box, the bottom of the concrete temporary storage and heating box is connected to a vertically arranged grouting pipe, the lower port of the grouting pipe is connected to a uniform grouting and leveling plate, a hydraulic telescopic leg is respectively arranged at the four corners of the bottom of the rectangular installation frame, and a concrete vibrating device is respectively arranged on the left and right sides of the rectangular installation frame.

[0008] The concrete temporary storage heating box includes an outer box body, which is provided with a square ring partition inside the outer box body. The square ring partition divides the interior of the outer box body into an outer square ring cavity and an inner concrete temporary storage cavity. A heating electric furnace wire and a temperature controller are arranged in the square ring cavity. The inner wall of the outer box body is provided with a heat insulation layer on the top surface, bottom surface and outer side surface of the square ring cavity.

[0009] The cab of the truck crane is equipped with a PLC controller and a display screen, a flow meter is provided on the lifting connecting pipe, a GPS locator is provided on the top of the outer box, a high-definition camera is provided at the bottom of the rectangular mounting frame, and a solenoid valve is provided on the grouting pipe. The concrete delivery pump, flow meter, GPS locator, high-definition camera, solenoid valve and thermostat are connected to the PLC controller through signal lines.

[0010] The concrete vibrating device comprises a vibrating motor fixedly connected to a rectangular mounting frame, wherein the vibrating motor is connected to a vertically arranged vibrating rod.

[0011] The top and bottom of the uniform grouting and leveling plate are respectively a plane structure and a spherical structure, and a plurality of grouting holes are evenly arranged on the spherical structure.

[0012] By adopting the above technical solution, compared with the prior art, the beneficial effects achieved by the utility model are:

[0013] 1) The hydraulic telescopic arm of the truck crane is used as the power drive unit for the utility model to move in a small space. The precise position of the equipment in the small space is monitored in real time by a GPS locator. Combined with the image transmitted in real time by a high-definition camera, the width and thickness of the laid concrete can be monitored by observing the display screen in the cab.

[0014] 2) Through the uniform grouting and leveling disc and concrete vibrating device, no manual intervention is required during the grouting process, and the laying, vibrating and leveling of the concrete can be achieved. The dimensions of the uniform grouting and leveling disc in the front and back directions are basically consistent with the width of the rectangular installation frame, so that the hydraulic telescopic arm can reduce the movement of the entire equipment in the front and back directions during the grouting and leveling process.

[0015] 3) The temporary concrete heating box is equipped with a heating wire that can control the heating temperature to heat the concrete and facilitate winter construction.

[0016] 4) The electromagnetic valve is set to control the speed of concrete grouting downwards in the concrete storage chamber. The flow meter is used to monitor the amount of concrete pumped by the concrete delivery pump.

[0017] 5) The several grouting holes set at the bottom of the uniform grouting trowel can ensure uniform paving as much as possible and reduce the workload of the troweling operation. The bottom of the uniform grouting trowel adopts a spherical structure, which has low movement resistance during the troweling process and good troweling effect.

[0018] 6) When grouting the ground in a narrow space, the hydraulic telescopic legs are supported on the ground, the bottom of the vibrating rod is suspended in the air, and the hydraulic telescopic arm drives the rectangular mounting frame to move forward and backward and left and right through the suspension rod according to the monitoring of the high-definition camera to achieve uniform grouting as much as possible.

[0019] 7) When the vibrating rod is working, the hydraulic telescopic legs retract upward and no longer contact the concrete. The hydraulic telescopic arms drive the rectangular mounting frame to move forward and backward and left and right through the suspension rod according to the monitoring of the high-definition camera to achieve uniform vibration as much as possible.

[0020] To sum up, the utility model solves the problem of space limitation in the concrete laying process, and at the same time solves the problem of low laying construction efficiency and winter concrete maintenance. It can reduce the labor intensity of workers, improve the quality of concrete laying construction, and complete the concrete laying work more quickly and effectively. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the utility model. DETAILED DESCRIPTION

[0022] like Figure 1 As shown, the utility model is a concrete laying equipment suitable for a narrow space, comprising a main delivery pipe 1, a concrete delivery pump 2, a hydraulic telescopic arm 3 of a car crane, a hoisting connection pipe 4, a delivery hose 5 and a rectangular installation frame 6. The hydraulic telescopic arm 3 is arranged along the left and right directions, the left end of the hydraulic telescopic arm 3 is connected to the upper end of the hoisting connection pipe 4 through a hinge, the delivery hose 5 is arranged along the length direction of the hydraulic telescopic arm 3, the left port of the delivery hose 5 is connected to the upper port of the hoisting connection pipe 4, the right port of the delivery hose 5 is connected to the outlet end of the main delivery pipe 1, the concrete delivery pump 2 is arranged on the main delivery pipe 1, and the rectangular installation frame 6 is provided. The mounting frame 6 is horizontally arranged below the hoisting connecting pipe 4, and the side of the hoisting connecting pipe 4 is fixedly connected to the top of the rectangular mounting frame 6 through a number of inclined hanging rods 7. A concrete temporary storage and heating box is arranged in the rectangular mounting frame 6, and the lower port of the hoisting connecting pipe 4 is connected to the top center of the concrete temporary storage and heating box. A vertically arranged grouting pipe 8 is connected to the bottom of the concrete temporary storage and heating box, and a uniform grouting smoothing plate 9 is connected to the lower port of the grouting pipe 8. A hydraulic telescopic support leg 10 is respectively provided at the four corners of the bottom of the rectangular mounting frame 6, and a concrete vibration device is respectively provided on the left and right sides of the rectangular mounting frame 6.

[0023] The concrete temporary storage heating box includes an outer box body 11, and a square ring partition 12 is arranged inside the outer box body 11. The square ring partition 12 divides the interior of the outer box body 11 into an outer square ring cavity 13 and an inner concrete temporary storage cavity 14. A heating electric furnace wire 15 and a temperature controller 16 are arranged in the square ring cavity 13. The inner wall of the outer box body 11 is provided with a heat insulation layer 17 on the top surface, bottom surface and outer side surface of the square ring cavity 13.

[0024] A PLC controller and a display screen are provided in the cab of the truck crane, a flow meter 18 is provided on the hoisting connecting pipe 4, a GPS locator 19 is provided on the top of the outer box 11, a high-definition camera 20 is provided at the bottom of the rectangular mounting frame, a solenoid valve 21 is provided on the grouting pipe 8, and the concrete delivery pump 2, the flow meter 18, the GPS locator 19, the high-definition camera 20, the solenoid valve 21 and the thermostat 16 are connected to the PLC controller through signal lines.

[0025] The concrete compacting device includes a vibration motor 22 fixedly connected to the rectangular mounting frame 6 , and the vibration motor 22 is connected to a vertically arranged vibration rod 23 .

[0026] The top and bottom of the uniform grouting and leveling plate 9 are respectively a plane structure and a spherical structure, and a plurality of grouting holes 24 are uniformly arranged on the spherical structure.

[0027] The specific working process of the utility model is as follows: the hydraulic telescopic arm 3 is operated to hoist the entire equipment into the narrow space where concrete is to be poured, the hydraulic telescopic legs 10 are extended to support the ground, the concrete delivery pump 2 is started, and the concrete is delivered to the concrete temporary storage chamber 14 through the main delivery pipe 1, the delivery hose 5, and the hoisting connection pipe 4 in sequence. If it is working in winter, the heating electric furnace wire 15 is turned on to heat the concrete in the concrete temporary storage chamber 14. The heating electric furnace wire 15 does not need to be turned on in other seasons. Then the solenoid valve 21 is opened, and the concrete in the concrete temporary storage chamber 14 flows into the uniform grouting and smoothing plate 9 through the grouting pipe 8, and then discharged from a number of grouting holes 24. The hydraulic telescopic arm 3 drives the uniform grouting and smoothing plate 9 to move forward and backward and left and right (first retract the hydraulic telescopic legs 10). After the grouting is completed, the hydraulic telescopic arm 3 drives the entire assembly to move downward, the vibrating rod 23 vibrates the concrete, and the uniform grouting and smoothing plate 9 smoothes the concrete surface at the same time. The high-definition camera 20 is used to observe the leveling and vibrating operations in the narrow space. After the overall laying operation is completed, the hydraulic telescopic arm 3 hoists the entire equipment out of the narrow space.

[0028] The beneficial effects achieved by the utility model are:

[0029] 1) The hydraulic telescopic arm 3 of the truck crane is used as the power driving part of the utility model for moving in a narrow space. The precise position of the equipment in the narrow space is monitored in real time by the GPS locator 19. Combined with the image transmitted in real time by the high-definition camera 20, the width and thickness of the laid concrete can be monitored by observing the display screen in the cab.

[0030] 2) Through the uniform grouting and leveling disc 9 and the concrete vibrating device, no manual intervention is required during the grouting process, and the laying, vibrating and leveling of the concrete can be achieved. The dimensions of the uniform grouting and leveling disc 9 in the front and rear directions are basically consistent with the width of the rectangular installation frame, so that the hydraulic telescopic arm 3 can reduce the movement of the entire equipment in the front and rear directions during the grouting and leveling process.

[0031] 3) The concrete temporary storage heating box is equipped with a heating electric furnace wire 15 with controllable heating temperature to heat the concrete, which is convenient for winter construction.

[0032] 4) The electromagnetic valve 21 is provided to conveniently control the speed of the concrete in the temporary concrete storage chamber 14 being grouted downward. The flow meter 18 is used to monitor the amount of concrete pumped by the concrete delivery pump 2.

[0033] 5) The multiple grouting holes 24 arranged at the bottom of the uniform grouting trowel plate 9 can ensure uniform paving as much as possible and reduce the workload of the troweling operation. The bottom of the uniform grouting trowel plate 9 adopts a spherical structure, which has small movement resistance during the troweling process and good troweling effect.

[0034] 6) When grouting the ground in a narrow space, the hydraulic telescopic legs 10 are supported on the ground, the bottom of the vibrating rod 23 is suspended in the air, and the hydraulic telescopic arm 3 drives the rectangular mounting frame 6 to move in the front-to-back and left-to-right directions through the suspension rod 7 according to the monitoring of the high-definition camera 20 to achieve uniform grouting as much as possible.

[0035] 7) When the vibrating rod 23 is working, the hydraulic telescopic legs 10 are retracted upward and no longer in contact with the concrete. The hydraulic telescopic arms 3 drive the rectangular mounting frame 6 to move in the front-to-back and left-to-right directions through the suspension rod 7 according to the monitoring of the high-definition camera 20 to achieve uniform vibration as much as possible.

[0036] It should be emphasized that the concrete delivery pump 2, the hydraulic telescopic arm 3 of the truck crane, the hydraulic telescopic legs 10, the concrete vibrating device, the heating electric furnace wire 15, the flow meter 18, the GPS locator 19, the high-definition camera 20, the solenoid valve 21, the temperature controller 16 and the PLC controller in the utility model are all prior arts, and the specific structures are not described in detail. The automatic control involved in the utility model does not involve a new computer program.

[0037] This embodiment does not impose any formal restrictions on the shape, material, structure, etc. of the utility model. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the utility model are within the protection scope of the technical solution of the utility model.

Claims

1. A concrete laying equipment suitable for narrow spaces, characterized by: It includes a main conveying pipe, a concrete conveying pump, a hydraulic telescopic arm of a car crane, a hoisting connecting pipe, a conveying hose and a rectangular installation frame. The hydraulic telescopic arm is arranged in the left and right directions. The left end of the hydraulic telescopic arm is connected to the upper end of the hoisting connecting pipe through a hinge. The conveying hose is arranged along the length direction of the hydraulic telescopic arm. The left port of the conveying hose is connected to the upper port of the hoisting connecting pipe, and the right port of the conveying hose is connected to the outlet end of the main conveying pipe. The concrete conveying pump is arranged on the main conveying pipe. The rectangular installation frame is horizontally arranged below the hoisting connecting pipe. The side of the hoisting connecting pipe is fixedly connected to the top of the rectangular installation frame through a number of inclined hanging rods. A concrete temporary storage and heating box is arranged in the rectangular installation frame. The lower port of the hoisting connecting pipe is connected to the top center of the concrete temporary storage and heating box. A vertically arranged grouting pipe is connected to the bottom of the concrete temporary storage and heating box. The lower port of the grouting pipe is connected to a uniform grouting leveling plate. A hydraulic telescopic leg is respectively provided at the four corners of the bottom of the rectangular installation frame, and concrete vibrating devices are respectively provided on the left and right sides of the rectangular installation frame.

2. The concrete laying equipment suitable for narrow space according to claim 1, characterized in that: The concrete temporary storage heating box includes an outer box body, which is provided with a square ring partition inside the outer box body. The square ring partition divides the interior of the outer box body into an outer square ring cavity and an inner concrete temporary storage cavity. A heating electric furnace wire and a temperature controller are arranged in the square ring cavity. The inner wall of the outer box body is provided with a heat insulation layer on the top surface, bottom surface and outer side surface of the square ring cavity.

3. The concrete laying equipment suitable for narrow space according to claim 2, characterized in that: The cab of the truck crane is equipped with a PLC controller and a display screen, a flow meter is provided on the lifting connecting pipe, a GPS locator is provided on the top of the outer box, a high-definition camera is provided at the bottom of the rectangular mounting frame, and a solenoid valve is provided on the grouting pipe. The concrete delivery pump, flow meter, GPS locator, high-definition camera, solenoid valve and thermostat are connected to the PLC controller through signal lines.

4. The concrete laying equipment suitable for narrow space according to claim 1 or 2, characterized in that: The concrete vibrating device comprises a vibrating motor fixedly connected to a rectangular mounting frame, wherein the vibrating motor is connected to a vertically arranged vibrating rod.

5. The concrete laying equipment suitable for narrow space according to claim 1 or 2, characterized in that: The top and bottom of the uniform grouting and leveling plate are respectively a plane structure and a spherical structure, and a plurality of grouting holes are evenly arranged on the spherical structure.

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