Concrete paving device and construction method thereof

Abstract

The invention relates to a concrete paving device which comprises a chassis, and a plurality of groups of movable wheels are connected below the chassis; the control box is arranged at the upper end of the chassis, and the control box is connected with the multiple sets of wheels connected with the chassis and can control movement of the chassis; the scraping plate is arranged opposite to the chassis and the control box; and the multiple sets of telescopic rods are horizontally arranged among the scraper, the chassis and the control box, the multiple sets of telescopic rods are connected to one side of the scraper, and different telescopic rods stretch out and draw back to drive the scraper to rotate in different directions. According to the concrete paving device, through the movable chassis, the moving position of the scraping plate can be controlled, accurate positioning of a paving area is achieved, the working efficiency is improved, angle adjustment of the scraping plate is achieved through the telescopic rod, the thickness of a paved concrete layer and the flatness of a concrete surface layer can be accurately controlled, and the paving quality is guaranteed.

Description

Technical Field

[0001] The invention relates to the field of concrete pouring, and in particular to a concrete spreading device and a construction method thereof. Background Art

[0002] At present, in concrete construction, the concrete pumped to the working surface needs to be spread on site. Usually, it is necessary to manually scrape the concrete with a steel scraper or an iron rake to achieve "more scraping and less filling", that is, to spread the concrete that is higher than the elevation surface to a place below the elevation surface. This work consumes a lot of manpower, and the workers have a poor construction environment and high work intensity. At the same time, the quality of concrete spreading is poor, and the accuracy does not meet the requirements of the specifications, resulting in a large gap between the finished concrete surface and the designed elevation surface, which affects the subsequent concrete leveling work, consumes manpower, and increases construction costs. Summary of the invention

[0003] The purpose of the present invention is to overcome the defects of the prior art and provide a concrete paving device and a construction method thereof to solve the problems of poor positioning effect, low paving efficiency and high labor intensity of workers in the existing concrete paving construction process.

[0004] The technical solution for achieving the above-mentioned purpose is: a concrete paving device, comprising: a chassis, a plurality of sets of wheels are connected to the bottom of the chassis for movement; a control box, the control box is arranged at the upper end of the chassis, the control box is respectively connected to the plurality of sets of wheels connected to the chassis, and can control the movement of the chassis; a scraper, the scraper is arranged relative to the chassis and the control box; a plurality of sets of telescopic rods, the plurality of sets of telescopic rods are horizontally arranged between the scraper, the chassis and the control box, the plurality of sets of telescopic rods are connected to one side of the scraper, and the extension and retraction of different telescopic rods drives the scraper to rotate in different directions.

[0005] In a concrete paving device of the present invention, the moving position of the scraper can be controlled by a movable chassis, accurate positioning of the paving area can be achieved, and work efficiency is improved. The angle of the scraper can be adjusted by a telescopic rod, and the thickness of the paved concrete layer and the flatness of the concrete surface layer can be accurately controlled to ensure the paving quality.

[0006] A further improvement of the concrete paving device of the present invention is that the scraper is connected to the telescopic rod by a pin shaft, and the scraper is replaceable.

[0007] A further improvement of a concrete paving device of the present invention is that the multiple groups of telescopic rods include: a first telescopic rod group, which is connected between the lower end side wall of the scraper and the chassis; and a second telescopic rod group, which is connected between the upper end side wall of the scraper and the control box.

[0008] A further improvement of the concrete paving device of the present invention is that it also includes: two laser receivers, the two laser receivers are respectively arranged on both sides of the scraper, and the two laser receivers can measure the paving thickness of the concrete.

[0009] A further improvement of the concrete paving device of the present invention is that the control box is connected to the two laser receivers respectively.

[0010] A further improvement of the concrete paving device of the present invention is that it also includes: a remote control module, which is connected to the control box by signal, and the remote control module can control the rotation of the wheels and the extension and retraction of the telescopic rod.

[0011] A further improvement of the concrete paving device of the present invention is that a signal receiving end is provided at the upper end of the control box.

[0012] A further improvement of the concrete paving device of the present invention is that an emergency stop button is also provided on the control box, and the emergency stop button can cut off the power supply to the control box.

[0013] A construction method for a concrete paving device comprises the following steps: placing the device near a construction site and turning on the device switch; a construction worker connects a remote control module to a signal receiving end of a controller; conveying concrete at the construction site according to construction requirements; the construction worker remotely controls the device to move it to the construction site via a chassis with wheels, and performs paving operations on the concrete with a scraper; and according to the values ​​measured by a laser receiver, it is proved that the concrete layer meets the paving thickness requirements, and then the device moves to the next construction site to continue the paving operation.

[0014] A further improvement in the construction method of a concrete paving device of the present invention is that, according to the numerical value measured by the laser receiver, it is proved that the concrete layer meets the paving thickness requirement, and then the paving operation is continued at the next construction point, including: during the paving operation, the telescopic rod is controlled to adjust the direction and angle of the scraper paving by the concrete paving thickness measured by the laser receiver. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The figure is a side view of a concrete paving device according to the present invention.

[0016] Figure 2 It is a connection structure diagram of the wheel of the present invention.

[0017] Figure 3 It is a top view of the control box of the present invention.

[0018] Figure 4 It is a schematic flow chart of a construction method of a concrete paving device of the present invention.

[0019] Figure 5It is a schematic diagram of the process of step S250 of the present invention.

[0020] In the figure: 10, chassis; 11, wheels; 111, connector; 112, flange; 113, right-angle planetary reducer; 114, servo motor; 115, hollow reducer; 12, scraper; 13, telescopic rod; 131, first telescopic rod group; 132, second telescopic rod group; 14, control box; 15, laser receiver; 16, signal receiving end; 17, emergency stop button; 18, switch button. DETAILED DESCRIPTION

[0021] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0022] See also Figure 1 , showing a side view of a concrete paving device of the present invention. The present invention provides a concrete paving device, comprising: a chassis 10, and a plurality of sets of wheels 11 are connected below the chassis 10 for movement.

[0023] Among them, four symmetrically distributed wheels 11 are connected to the bottom of the chassis 10 through a connecting piece 111, and each wheel 11 can be driven and rotated independently.

[0024] See also Figure 2 , shows the connection structure diagram of the wheel of the present invention. In this embodiment, the wheel 11 uses a vacuum tire, the vacuum tire is connected to a right-angle planetary reducer 113 by a flange 112, and the rotation of the vacuum tire is achieved by a servo motor 114, and the servo motor 114 is connected to a hollow reducer 115 to control the spatial rotation of the vacuum tire.

[0025] The control box 14 is disposed at the upper end of the chassis 10 . The control box 14 is respectively connected to the plurality of sets of wheels 11 connected to the chassis 10 , and can control the movement of the chassis 10 .

[0026] The control box 14 contains a control hardware system and a power battery for controlling the direction and angle of movement of the wheel 11 and providing power for endurance. In this embodiment, the connector 111 and the hollow reducer 115 are provided with wire holes to facilitate the signal and power cables of the servo motor 114 to enter the control box 14 and connect to the servo driver.

[0027] The scraper 12 is arranged opposite to the chassis 10 and the control box 14 .

[0028] Among them, the bottom end of the scraper 12 is set straight to ensure that the molded concrete surface layer is flat. The scraper 12 is set vertically, and the height of the bottom of the scraper 12 from the ground is the thickness of the preset paved concrete layer. The movement of the chassis 10 can drive the scraper 12 to spread the concrete. There is no specific restriction on the size and shape of the scraper 12.

[0029] Multiple groups of telescopic rods 13 are horizontally arranged between the scraper 12 and the chassis 10 and the control box 14. The multiple groups of telescopic rods 13 are connected to one side of the scraper 12. The extension and retraction of different telescopic rods 13 drive the scraper 12 to rotate in different directions.

[0030] The dimensions of the telescopic rods 13 are set to be consistent, and the length of each telescopic rod 13 is kept consistent in a non-working state, so that the scraper 12 is in a vertical state.

[0031] In this embodiment, the positions of the two ends of the telescopic rod 13 are fixed and only the length can be extended and retracted. In other embodiments, the connection points at both ends of the telescopic rod 13 can be rotated at multiple angles to accurately adjust the inclination angle of the connected scraper 12.

[0032] The present invention provides a concrete paving device, wherein a scraper 12 is connected to a telescopic rod by a pin shaft, and the scraper 12 is replaceable.

[0033] The scraper 12 can be provided with various sizes, and the corresponding scraper 12 can be selected and installed on the telescopic rod according to different construction requirements.

[0034] See also Figure 1 , showing a side view of a concrete paving device of the present invention. The present invention provides a concrete paving device, wherein the plurality of telescopic rods comprises: a first telescopic rod group 131, wherein the first telescopic rod group 131 is connected between the lower end side wall of the scraper 12 and the chassis 10.

[0035] The telescopic rods of the first telescopic rod group 131 are arranged at the same level, and the first telescopic rod group 131 controls the movement of the upper end of the scraper 12. The number of telescopic rods of the first telescopic rod group 131 can be one or two, which is not limited here.

[0036] The second telescopic rod set 132 is connected between the upper side wall of the scraper 12 and the control box 14 .

[0037] Among them, the telescopic rods 13 of the second telescopic rod group 132 are set at the same level, the second telescopic rod group 132 controls the movement of the lower end of the scraper 12, and the number of telescopic rods 13 of the second telescopic rod group 132 is set to two, in order to enhance the stability of the connection between the telescopic rod 13 and the scraper 12.

[0038] In this embodiment, the first telescopic rod group 131 and the second telescopic rod group 132 are respectively connected to the control box 14. The first telescopic rod group 131 and the second telescopic rod group 132 are driven by electricity to change the telescopic length, change the inclination angle of the scraper 12, realize the forward and backward pitch of the scraper 12, and can shape concrete layers with different slopes.

[0039] See also Figure 1 , showing a side view of a concrete paving device of the present invention. The present invention provides a concrete paving device, further comprising: two laser receivers 15, the two laser receivers 15 are respectively arranged on both sides of the scraper 12, and the two laser receivers 15 can measure the paving thickness of the concrete.

[0040] The two laser receivers 15 are symmetrically distributed on both sides of the scraper 12 . The laser receivers 15 are vertically arranged, and the laser beams are emitted vertically downward.

[0041] The present invention provides a concrete paving device, wherein a control box 14 is connected to two laser receivers 15 respectively.

[0042] Among them, the laser receiver 15 can accurately measure the height difference between the concrete surface layer being paved below and the laser emission point. The control box 14 then calculates the thickness of the paved concrete layer through the height difference between the laser receiver 15 and the original ground, and controls the scraper 12 in real time.

[0043] The present invention provides a concrete paving device, further comprising: a remote control module (not shown), the remote control module is connected to the control box 14 by signal, and the remote control module can control the rotation of the wheel 11 and the extension and retraction of the telescopic rod 13.

[0044] The remote control module is hand-held and operated by construction workers, and can be divided into multiple sections according to the connection of the control box 14, so as to respectively control the details of the wheels 11 and the telescopic rod of the chassis 10 to realize the paving of the concrete layer.

[0045] See also Figure 3 , showing a top view of the control box of the present invention. The present invention provides a concrete paving device, wherein a signal receiving terminal 16 is disposed at the upper end of the control box 14.

[0046] The signal receiving end 16 can be a wired receiving end, which is vertically arranged on the top of the control box 14, or a wireless receiving end, which is connected via Bluetooth. The selection is based on specific needs and is not specifically limited here.

[0047] See also Figure 3 , showing a top view of the control box of the present invention. The present invention provides a concrete paving device, wherein the control box 14 is further provided with an emergency stop button 17, which can cut off the power supply to the control box 14.

[0048] Among them, the emergency stop button 17 is used for emergency braking when the device is in an abnormal state, playing a safety protection role.

[0049] In this embodiment, the emergency stop button 17 is different from the switch button 18 , and the emergency stop button 17 and the switch button 18 are respectively arranged on two sides of the top of the control box 14 .

[0050] See also Figure 4 , showing a schematic flow chart of a construction method of a concrete paving device of the present invention. The present invention provides a construction method of a concrete paving device, comprising the following steps:

[0051] Execute step S210: place the device near the construction site and turn on the device switch.

[0052] Among them, it is necessary to select a suitable scraper 12 for installation according to the paving requirements, and the scraper 12 of the device should be facing the construction point to facilitate the subsequent direct start of construction. Then, execute step S220.

[0053] Execute step S220: the construction personnel connect the remote control module to the signal receiving terminal 16 of the controller.

[0054] The remote control module can control the extension and retraction of the telescopic rod and the rotation of the wheels 11 of the chassis 10 through the controller, and then execute step S230.

[0055] Execute step S230: transport concrete at the construction site according to construction requirements.

[0056] The delivery amount of concrete is determined according to the scope of construction and is not limited here. Next, step S240 is executed.

[0057] Execute step S240: the construction worker controls the remote control device to move to the construction site via the chassis 10 with wheels 11, and uses the scraper 12 to spread the concrete.

[0058] The chassis 10 moves forward and backward to drive the scraper 12 to spread the concrete layer, and then step S250 is executed.

[0059] Execute step S250: prove that the concrete layer meets the paving thickness requirement based on the measured value of the laser receiver 15, and then proceed to the next construction point to continue the paving operation.

[0060] The movement of the chassis 10 is controlled to change the position of the paved concrete layer.

[0061] See also Figure 5 , showing a schematic flow chart of step S250 of the present invention. The present invention provides a construction method of a concrete paving device, step S250 comprising:

[0062] Execute step S251: During the paving operation, the telescopic rod 13 is controlled to adjust the paving direction and angle of the scraper 12 according to the concrete paving thickness measured by the laser receiver 15.

[0063] The laser receiver 15 can feed back the height difference of the concrete layer below the scraper 12 to the controller, and the controller calculates the thickness of the concrete layer and sends it to the remote control module of the construction personnel for display, and the construction personnel judge whether the thickness of the concrete layer meets the requirements.

[0064] The present invention is described in detail above in conjunction with the embodiments of the drawings. A person skilled in the art can make various changes to the present invention according to the above description. Therefore, certain details in the embodiments should not be construed as limiting the present invention, and the scope of protection of the present invention shall be the scope defined by the attached claims.

Claims

1. A concrete paving device, characterized in that: include: A chassis, wherein a plurality of sets of wheels are connected below the chassis for movement; A control box, the control box is arranged at the upper end of the chassis, the control box is respectively connected to the plurality of groups of wheels connected to the chassis, and can control the movement of the chassis; A scraper, the scraper is arranged opposite to the chassis and the control box; Multiple groups of telescopic rods are horizontally arranged between the scraper, the chassis and the control box, and the multiple groups of telescopic rods are connected to one side of the scraper. The extension and retraction of different telescopic rods drive the scraper to rotate in different directions.

2. A concrete paving device according to claim 1, characterized in that: The scraper is connected to the telescopic rod by a pin, and the scraper is replaceable.

3. A concrete paving device according to claim 1, characterized in that: The plurality of groups of telescopic rods include: A first telescopic rod group, wherein the first telescopic rod group is connected between the side wall of the lower end of the scraper and the chassis; A second telescopic rod group, wherein the second telescopic rod group is connected between the upper end side wall of the scraper and the control box.

4. A concrete paving device according to claim 1, characterized in that: Also includes: Two laser receivers are respectively arranged on both sides of the scraper, and the two laser receivers can measure the paving thickness of the concrete.

5. The concrete paving device according to claim 1, characterized in that: The control box is connected to the two laser receivers respectively.

6. A concrete paving device according to claim 1, characterized in that: Also includes: A remote control module is connected to the control box by signal, and the remote control module can control the rotation of the wheel and the extension and retraction of the telescopic rod.

7. A concrete paving device according to claim 6, characterized in that: A signal receiving end is arranged at the upper end of the control box.

8. The concrete paving device according to claim 1, characterized in that: The control box is also provided with an emergency stop button, which can cut off the power supply to the control box.

9. A construction method for a concrete paving device, characterized in that: The steps include: Place the device near the construction site and turn on the device switch; The construction personnel use the remote control module to connect to the signal receiving end of the controller; Deliver concrete at the construction site according to construction requirements; The construction workers remotely control the device, move it to the construction site via a chassis with wheels, and use a scraper to spread the concrete; The laser receiver measures the concrete layer and verifies that the thickness of the concrete layer meets the paving requirements before moving on to the next construction point to continue the paving operation.

10. A construction method for a concrete paving device according to claim 9, characterized in that: The method of proving that the concrete layer meets the paving thickness requirement according to the measured value of the laser receiver and then proceeding to the next construction point to continue the paving operation includes: During the paving operation, the telescopic rod is controlled to adjust the direction and angle of the scraper paving according to the concrete paving thickness measured by the laser receiver.

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