An underwater concrete jetting and pouring device and method

Abstract

The application discloses an underwater concrete spraying and protecting pouring device and method, and relates to the technical field of underwater concrete construction. The device comprises a trolley system, a high-pressure air isolation system, a concrete spraying system and a film coating system. The trolley system comprises a trolley frame, a camera lighting device, a trolley central controller, a trolley driver, a suction machine and wheels. The camera lighting device is fixedly arranged on the front side of the top surface of the trolley frame. The trolley central controller is fixedly arranged on the rear side of the top surface of the trolley frame. The trolley driver is fixedly arranged on the rear side of the trolley frame. The suction machine is fixedly arranged on the bottom of the trolley frame. The wheels are arranged on the bottom of the trolley frame. The high-pressure air isolation system can effectively prevent the direct contact between the surrounding water and the sprayed concrete, thereby reducing the loss of cement slurry. The device not only improves the quality of the concrete, but also maintains the strength and durability of the concrete, thereby solving the core problem in traditional pouring.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of underwater concrete construction, in particular to a kind of underwater concrete spray protection pouring device and method. BACKGROUND

[0002] Underwater concrete pouring technology is the key technology for repairing underwater buildings and repairing projects such as dams, bridge foundations, docks and other marine or river structures. Traditional underwater pouring method faces many challenges, including the direct contact of concrete with water, which may cause cement paste loss, strength and durability reduction, and uneven concrete quality. For the damage of the bottom plane of hydraulic structure, conduit method, hanging tank method, bag method and other technologies can be used for repair, which can directly deliver concrete to the bottom, reducing the risk of pouring leakage and water segregation of concrete.

[0003] More complexity is faced in concrete pouring on irregular underwater vertical surface, which usually involves construction on vertical or inclined surface in water. Due to unevenness of vertical surface base, formwork is difficult to seal and install, which leads to concrete leakage and water scouring segregation from gap during pouring, thus easily affecting the quality of concrete. SUMMARY

[0004] In order to improve the above-mentioned problem that more complexity is faced in concrete pouring on irregular underwater vertical surface, which usually involves construction on vertical or inclined surface in water. Due to unevenness of vertical surface base, formwork is difficult to seal and install, which leads to concrete leakage and water scouring segregation from gap during pouring, thus easily affecting the quality of concrete.

[0005] The present application provides a kind of underwater concrete spray protection pouring device and method, adopt the following technical scheme:

[0006] A kind of underwater concrete spray protection pouring device, including trolley system, high-pressure wind isolation system, spray mixing system and film coating system, the trolley system includes trolley frame, camera lighting equipment, trolley central controller, trolley driver, suction machine and wheel, the camera lighting equipment is fixedly arranged in the front side of trolley frame top surface, the trolley central controller is fixedly arranged in the rear side of trolley frame top surface, the trolley driver is fixedly arranged in the rear side of trolley frame, the suction machine is fixedly arranged in the bottom of trolley frame, the wheel is arranged in the bottom of trolley frame, the wheel is provided with steering gear, the inner arc-shaped groove is opened in the trolley frame;

[0007] The high-pressure air isolation system comprises an air compressor and a high-pressure air pipeline, the high-pressure air pipeline is fixedly arranged in the trolley frame, the air compressor is arranged at the top of the high-pressure air pipeline, a plurality of air injection ports are arranged in the inner arc-shaped groove in an arc-shaped distribution, and the air compressor is in communication with the air injection ports through the high-pressure air pipeline;

[0008] The mortar spraying system comprises a mortar sprayer and a mortar pipeline, the mortar pipeline is fixedly inserted into the trolley frame, the lower end of the mortar pipeline extends into the inner arc-shaped groove and is fixedly provided with a mortar injection head, and the mortar sprayer is fixedly arranged at the upper end of the mortar pipeline.

[0009] The film covering system comprises a covering film roller, a covering film body, an elastic pressure rod and a flattening pendulum, the covering film roller is fixedly arranged on the inner top wall of the inner arc-shaped groove, the covering film body is wound on the covering film roller, the covering film body is coated with underwater adhesive when being unwound, the lower end of the elastic pressure rod and the flattening pendulum are both provided with a rolling ball, the underwater adhesive is extruded and edge sealed by the rolling ball of the elastic pressure rod, and the concrete in the covering film body is flattened by the rolling ball of the flattening pendulum.

[0010] Optionally, in the underwater concrete spraying and protecting pouring device, the trolley system is electrically connected to the trolley central controller through a power line, and the trolley central controller is electrically connected to the steering gear, the suction machine, the trolley driver, the covering film roller and the camera lighting device through a signal cable.

[0011] Optionally, in the underwater concrete spraying and protecting pouring device, the trolley central controller is electrically connected to the water platform control system through a signal cable.

[0012] Optionally, in the underwater concrete spraying and protecting pouring device, the number of the wheels is several, the several wheels are distributed in a rectangular shape at the bottom of the trolley frame, and the wheels are controlled to rotate through the steering gear.

[0013] Optionally, in the underwater concrete spraying and protecting pouring device, the internal equipment connection positions of the trolley system are all sealed through the high-pressure-resistant waterproof sealing strips.

[0014] Optionally, in the underwater concrete spraying and protecting pouring device, the camera lighting device is composed of an underwater camera and an underwater illuminating lamp.

[0015] Optionally, in the underwater concrete spraying and protecting pouring device, the trolley driver controls the forward, upward, downward and leftward and rightward movement of the trolley system in water through the direction control console of the trolley driver.

[0016] Another technical scheme provided by the application is an underwater concrete spraying and protecting pouring device and method, comprising the following steps:

[0017] S101: device assembly;

[0018] According to the structural diagram and the power signal diagram, the trolley system, the high-pressure air isolation system, the spray mixing system and the film covering system are assembled and connected, and the trolley central controller is connected with the water control platform through a data cable;

[0019] S102: device launching;

[0020] The connected device is launched into water along the specified slope surface, the position to be poured is identified through the camera lighting device, the wheel direction is adjusted through the trolley driver and the steering device, and the inner arc-shaped groove in the trolley system is moved to the position to be poured;

[0021] S103: trolley system positioning;

[0022] The trolley central controller starts the suction machine, and the trolley system is attached to the slope surface through suction force;

[0023] S104: starting the high-pressure air isolation system;

[0024] The air compressor is started, high-pressure air is delivered to the air injection port through the high-pressure air pipeline, and the water in the inner arc-shaped groove is blown to the water-free state along with the air flow;

[0025] S105: starting the spray mixing system;

[0026] The mortar spraying machine is started, the mortar is sprayed into the pouring area in the inner arc-shaped groove through the mortar pipe and the mortar spraying head, and the spray mixing situation is observed through the camera lighting device;

[0027] S106: starting the film covering system;

[0028] After the defect points are sprayed and mixed to the surface, the trolley continues to move forward, the covering film roller is started, the covering film main body is coated with underwater adhesive, and then is extruded and sealed by the elastic pressure rod, and then the concrete surface is flattened by the flattening pendulum.

[0029] In summary, the present application includes at least one of the following beneficial effects:

[0030] The high-pressure air isolation system can effectively block the direct contact between the surrounding water and the sprayed concrete, thereby reducing the loss of cement slurry, which not only improves the quality of the concrete, but also maintains its strength and durability, solving the core problem in traditional pouring;

[0031] The spray mixing system allows the concrete to be uniformly sprayed under high pressure, ensuring the uniformity and integrity of the concrete pouring, especially on irregular or vertical surfaces. Compared with the traditional pouring method, this spraying method can better control the construction quality of the concrete and adapt to irregular construction surfaces;

[0032] Through the automatic covering and flattening of the film by the film covering system, the newly poured concrete surface is ensured to be flat and isolated from water, preventing the influence of external water bodies on the quality of the concrete. This immediate protective measure is particularly important in underwater environments;

[0033] The trolley system is equipped with camera and lighting equipment, allowing the operator to monitor the construction status in real time, improving the safety and accuracy of the construction. The mobility and suction function of the trolley enable the device to work stably in complex underwater environments, enhancing the feasibility of the construction. BRIEF DESCRIPTION OF DRAWINGS

[0034] Fig. 1 is a schematic diagram of the overall structure of the present application;

[0035] Fig. 2 is a schematic diagram of the film covering system of the present application;

[0036] Fig. 3 is a schematic diagram of the power signal connection of the present application.

[0037] In the figure: 1, trolley system; 11, trolley frame; 12, camera and lighting equipment; 13, trolley central controller; 14, trolley driver; 15, suction machine; 16, wheel; 17, steering device; 18, inner arc-shaped groove; 2, high-pressure air isolation system; 21, air compressor; 22, high-pressure air pipeline; 23, air injection port; 3, spray mixing system; 31, mortar spraying machine; 32, mortar pipe; 33, mortar spraying head; 4, film covering system; 41, film rolling shaft; 42, rolling ball; 43, film main body; 44, elastic pressure rod; 45, flattening pendulum. DETAILED DESCRIPTION

[0038] The following will be described in detail in conjunction with the accompanying drawings Figs. 1-3 The present application will be further described in detail.

[0039] Please refer to the accompanying drawings in the specification Figs. 1-3 , an embodiment provided by the present application: an underwater concrete spray protection pouring device, comprising a trolley system 1, a high-pressure air isolation system 2, a spray mixing system 3 and a film covering system 4, the trolley system 1 comprising a trolley frame 11, a camera and lighting equipment 12, a trolley central controller 13, a trolley driver 14, a suction machine 15 and a wheel 16, the camera and lighting equipment 12 being fixedly arranged on the front side of the top surface of the trolley frame 11, the camera and lighting equipment 12 being composed of an underwater camera and an underwater lighting lamp, the trolley system 1 being equipped with camera and lighting equipment, allowing the operator to monitor the construction status in real time, improving the safety and accuracy of the construction.

[0040] The trolley central controller 13 is fixedly arranged on the rear side of the top surface of the trolley frame 11, and the trolley central controller 13 is electrically connected with the water platform control system through a signal cable.

[0041] The trolley driver 14 is fixedly arranged on the rear side of the trolley frame 11, and the trolley driver 14 controls the forward, upward, downward and lateral movement of the trolley system 1 under water by adjusting the direction control console of the trolley driver 14.

[0042] The suction machine 15 is fixedly arranged on the bottom of the trolley frame 11, and the suction machine 15 is turned on by the trolley central controller 13, so that the trolley system 1 is conveniently adhered to the slope surface by suction force. The mobility of the trolley system 1 and the suction function enable the device to work stably in a complex underwater environment, thereby enhancing the feasibility of construction.

[0043] The wheels 16 are arranged on the bottom of the trolley frame 11, and the steering gears 17 are arranged on the wheels 16. The number of the wheels 16 is several, and the several wheels 16 are distributed in a rectangular shape on the bottom of the trolley frame 11. The wheels 16 are controlled to rotate by the steering gears 17. The inner arc-shaped grooves 18 are arranged in the trolley frame 11. The direction of the wheels 16 is adjusted by the trolley driver 14 and the steering gears 17, so that the inner arc-shaped grooves 18 of the trolley system 1 are moved to the pouring position to be poured.

[0044] The trolley system 1 is electrically connected with the trolley central controller 13 through a power line. The trolley central controller 13 is electrically connected with the steering gears 17, the suction machine 15, the trolley driver 14, the covering film roller 41 and the camera lighting device 12 through the power line and the signal cable.

[0045] The internal equipment connection positions of the trolley system 1 are sealed by high-pressure resistant waterproof sealing strips. The high-pressure resistant waterproof sealing strips are prior art, and the sealing strips with a specification of 30Mpa are adopted.

[0046] The high-pressure air isolation system 2 includes an air compressor 21 and a high-pressure air pipeline 22. The high-pressure air pipeline 22 is fixedly arranged in the trolley frame 11. The air compressor 21 is arranged on the top of the high-pressure air pipeline 22. The inner arc-shaped grooves 18 are arranged with a plurality of air injection ports 23 in an arc-shaped distribution position. The air compressor 21 is in communication with the air injection ports 23 through the high-pressure air pipeline 22. When the air compressor 21 is turned on, high-pressure air is delivered to the air injection ports 23 through the high-pressure air pipeline 22, and the water in the inner arc-shaped grooves 18 is blown to be water-free along with the air flow. Therefore, the high-pressure air isolation system 2 can effectively block the direct contact between the surrounding water and the sprayed concrete, thereby reducing the loss of cement slurry.

[0047] The spraying and mixing system 3 comprises a mortar spraying machine 31 and a mortar pipe 32. The mortar pipe 32 is fixedly connected to the trolley frame 11, the lower end of the mortar pipe 32 extends into the inner arc-shaped groove 18 and is fixedly provided with a mortar spraying head 33, and the mortar spraying machine 31 is fixedly arranged at the upper end of the mortar pipe 32. By starting the mortar spraying machine 31, mortar is sprayed into the pouring area in the inner arc-shaped groove 18 through the mortar pipe 32 and the mortar spraying head 33, and the spraying and mixing situation is observed through the camera lighting device 12. The spraying and mixing system 3 can uniformly spray the concrete under high pressure, thereby ensuring the uniformity and integrity of the concrete pouring.

[0048] The film covering system 4 comprises a film covering roller 41, a film main body 43, an elastic pressure rod 44 and a flattening pendulum 45. The film covering roller 41 is fixedly arranged at the inner top wall of the inner arc-shaped groove 18, the film main body 43 is wound on the film covering roller 41, and the film main body 43 is coated with underwater adhesive after being unwound. The lower ends of the elastic pressure rod 44 and the flattening pendulum 45 are provided with a rolling ball 42. The film main body 43 extrudes and seals the underwater adhesive through the rolling ball 42 of the elastic pressure rod 44, and the concrete in the film main body 43 is flattened through the rolling ball 42 of the flattening pendulum 45. After the defect points are sprayed and mixed to the surface, the trolley continues to move forward, the film covering roller 41 is started, the film main body 43 is coated with underwater adhesive, and then the concrete surface is flattened through the elastic pressure rod 44 and the flattening pendulum 45. The automatic covering and flattening of the film covering system 4 ensure the flatness of the newly poured concrete surface and isolate the concrete from water, thereby preventing the influence of external water on the quality of the concrete.

[0049] In order to better exhibit an underwater concrete spraying and pouring device, the present embodiment proposes an underwater concrete spraying and pouring device and method, comprising the following steps:

[0050] Step one: device assembly

[0051] According to the structure diagram and power signal diagram, the trolley system 1, the high-pressure air isolation system 2, the spraying and mixing system 3 and the film covering system 4 are assembled and connected, and the trolley central controller 13 is connected to the water control platform through a data cable;

[0052] Step two: device launching

[0053] The connected device is launched into water along the specified slope, the pouring position is identified through the camera lighting device 12, the wheel 16 direction is adjusted through the trolley driver 14 and the steering device 17, and the inner arc-shaped groove 18 of the trolley system 1 is moved to the pouring position;

[0054] Step three: trolley system 1 positioning

[0055] The trolley central controller 13 opens the suction machine 15, and the trolley system 1 is adhered to the slope surface by suction force;

[0056] Step four: start the high-pressure air isolation system 2;

[0057] The air compressor 21 is opened, high-pressure air is delivered to the air injection port 23 through the high-pressure air pipeline 22, and the water in the inner arc-shaped groove 18 is blown to the water-free area along with the air flow;

[0058] Step five: start the spray mixing system 3;

[0059] The mortar spraying machine 31 is started, the mortar is sprayed into the pouring area in the inner arc-shaped groove 18 through the mortar pipeline 32 and the mortar spraying head 33, and the spray mixing condition is observed through the camera lighting device 12;

[0060] Step six: start the film covering system 4;

[0061] After the defect points are sprayed and mixed to the surface, the trolley continues to move forward, the film covering roller 41 is started, the film main body 43 passes through the underwater adhesive brushing, passes through the elastic pressure rod 44 for edge extrusion, and then passes through the flattening pendulum 45 to flatten the concrete surface.

[0062] The above are preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, so: any equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. An underwater concrete spray protection placement apparatus, characterized by: Including trolley system (1), high pressure wind isolation system (2), spray mixed system (3) and film system (4), the trolley system (1) includes trolley frame (11), camera lighting equipment (12), trolley central controller (13), trolley driver (14), suction machine (15) and wheel (16), the camera lighting equipment (12) is fixedly arranged on the front side of the top surface of trolley frame (11), the trolley central controller (13) is fixedly arranged on the rear side of the top surface of trolley frame (11), the trolley driver (14) is fixedly arranged on the rear side of trolley frame (11), the suction machine (15) is fixedly arranged on the bottom of trolley frame (11), the wheel (16) is arranged on the bottom of trolley frame (11), the wheel (16) is provided with a steering gear (17), the inner arc-shaped groove (18) is formed in the trolley frame (11); The high pressure wind isolation system (2) includes air compressor (21) and high pressure wind pipeline (22), the high pressure wind pipeline (22) is fixedly arranged in the trolley frame (11), the air compressor (21) is arranged on the top of the high pressure wind pipeline (22), the inner arc-shaped groove (18) is provided with a plurality of air injection ports (23) in the distribution position of arc shape, the air compressor (21) is communicated with the air injection port (23) through the high pressure wind pipeline (22); The spray mixed system (3) includes mortar spraying machine (31) and mortar pipe (32), the mortar pipe (32) is fixedly inserted on the trolley frame (11), the lower end of the mortar pipe (32) is inserted into the inner arc-shaped groove (18) and fixedly provided with a mortar spraying head (33), the mortar spraying machine (31) is fixedly arranged on the upper end of the mortar pipe (32); The film system (4) includes covering film roller shaft (41), covering film main body (43), elastic pressure rod (44) and flattening pendulum (45), the covering film roller shaft (41) is fixedly arranged on the inner top wall of the inner arc-shaped groove (18), the covering film main body (43) is wound on the covering film roller shaft (41), the covering film main body (43) passes through the rolling brushing of underwater adhesive when being unwound, the lower ends of the elastic pressure rod (44) and the flattening pendulum (45) are provided with rolling balls (42), the covering film main body (43) extrudes the edge sealing of underwater adhesive through the rolling ball (42) of the elastic pressure rod (44), the concrete in the covering film main body (43) is flattened by the rolling ball (42) of the flattening pendulum (45).

2. An underwater concrete spray and place apparatus as claimed in claim 1 wherein: The trolley system (1) is electrically connected with the trolley central controller (13) through power lines, the trolley central controller (13) is electrically connected with the steering gear (17), the suction machine (15), the trolley driver (14), the covering film roller shaft (41) and the camera lighting equipment (12) through signal cables respectively.

3. An underwater concrete spray and place apparatus as claimed in claim 2 wherein: The trolley central controller (13) is electrically connected with the water platform control system through signal cables.

4. The underwater concrete spray placement apparatus of claim 1, wherein: The number of the wheels (16) is several, the several wheels (16) are distributed in the bottom of the trolley frame (11) in a rectangular shape, and the wheels (16) control the rotation thereof through the steering gear (17).

5. The underwater concrete spray placement apparatus of claim 1, wherein: The internal equipment connection of the trolley system (1) is sealed through the high-pressure-resistant waterproof sealing strip.

6. The underwater concrete spray placement apparatus of claim 1, wherein: The camera lighting equipment (12) is composed of an underwater camera and an underwater illuminating lamp.

7. The underwater concrete spray placement apparatus of claim 1, wherein: The trolley driver (14) controls the forward, upward, downward, leftward and rightward movement of the trolley system (1) in water by adjusting the direction of the trolley driver (14).

8. Method for underwater concrete spray placement using the underwater concrete spray placement apparatus according to any one of claims 1 to 7, characterized in that The method comprises the following steps: S101: device assembly; According to the structural diagram and the power signal diagram, the trolley system (1), the high-pressure air isolation system (2), the spray mixing system (3) and the film covering system (4) are assembled and connected, and the trolley central controller (13) is connected with the water control platform through a data cable; S102: device launching; The connected device is launched into water along a specified slope, the camera lighting equipment (12) is used to identify the position to be poured, the direction of the wheels (16) is adjusted through the trolley driver (14) and the steering gear (17), and the inner arc-shaped groove (18) of the trolley system (1) is moved to the position to be poured; S103: trolley system (1) positioning; The trolley central controller (13) starts the suction machine (15), and the trolley system (1) is adhered to the slope through suction force; S104: starting the high-pressure air isolation system (2); The air compressor (21) is started, high-pressure air is delivered to the air injection port (23) through the high-pressure air pipeline (22), and the water in the inner arc-shaped groove (18) is blown to the water-free state along with the air flow; S105: starting the spray mixing system (3); The mortar sprayer (31) is started, the mortar is sprayed into the pouring area in the inner arc-shaped groove (18) through the mortar pipeline (32) and the mortar spraying head (33), and the spray mixing condition is observed through the camera lighting equipment (12); S106: starting the film covering system (4); After the defect points are sprayed and mixed to the surface, the trolley continues to move forward, the film covering roller (41) is started, the film main body (43) is coated with underwater adhesive, is extruded and sealed through the elastic pressure rod (44), and then the concrete surface is flattened through the flattening pendulum (45).

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