CN218027700U

CN218027700U - Precast pile underwater grouting device

Info

Publication number: CN218027700U
Application number: CN202222422819.XU
Authority: CN
Inventors: 柳帆; 余俊; 邓银梅; 邓春彩; 张一娴; 魏德圆
Original assignee: Yunnan Huile Construction Co ltd
Current assignee: Yunnan Huile Construction Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2022-12-13
Anticipated expiration: 2032-09-14

Abstract

The utility model provides a precast pile is slip casting device under water. The precast pile underwater grouting device comprises: the annular grouting plate is sleeved on the precast pile in a sliding manner; the water drainage pipe is arranged on the annular grouting plate; the one-way valve is arranged on the drain pipe; the grouting channel is arranged on the annular grouting plate; the grouting pipe is arranged on the grouting channel, and one end of the grouting pipe extends to the outside of the pile hole; the two toothed plates are fixedly arranged at the top of the annular grouting plate; the top plate is arranged at the top of the soil layer. The utility model provides a precast pile is slip casting device under water has the drainage function in advance, the operation is comparatively convenient, can prevent that thick liquids from being diluted advantage.

Description

Precast pile underwater grouting device

Technical Field

The utility model relates to a grouting equipment technical field especially relates to a precast pile is slip casting device under water.

Background

In the construction of pile foundation, the prestressed pipe pile has the advantages of high construction speed, high single pile bearing capacity, strong stratum adaptability, guaranteed pile forming quality, excellent economic benefit and the like, and is widely applied to actual engineering. In the actual engineering construction process, because the construction method is improper, the quality hidden danger is easy to appear, and the expected effect can not be achieved. The prestressed pipe pile is easy to have the condition that the measured value of the bearing capacity is smaller than the designed value. In order to effectively ensure that the bearing capacity and the stability of the prestressed pipe pile meet the design requirements, concrete pouring needs to be carried out on the immersed prestressed pipe pile.

Through retrieval, a precast pile underwater grouting device with the notice number of CN214328880U structurally comprises: the device comprises a lifting mechanism, slurry conveying equipment and a grouting pipe; the grouting pipe is arranged in a hole between the precast pile and the pile hole and connected with the side wall of the precast pile, the inlet of the grouting pipe is communicated with slurry conveying equipment, and the outlet of the grouting pipe faces the bottom of the pile hole; the lifting mechanism is connected with the grouting pipe and used for lowering the grouting pipe to the bottom of the pile hole and driving the grouting pipe to move upwards when a certain grouting height is reached. Although the device is characterized in that the grouting pipe is arranged in a hole between the precast pile and the pile hole, the lower grouting pipe is placed to the bottom of the hole through the lifting mechanism, and the grouting pipe is driven to move upwards to perform the next section of grouting operation when a certain grouting height is reached, so that the device is favorable for accurately placing the grouting pipe down to the bottom of the pile hole.

However, when the device is used for grouting into the space between the precast pile and the pile hole through the two grouting pipes, accumulated water in the space cannot be drained in advance, so that slurry can be diluted by water after being injected into the space between the precast pile and the pile hole, and the curing speed of the slurry is reduced

Therefore, it is necessary to provide an underwater grouting device for precast piles to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a precast pile grouting device under water with drainage function in advance, operation are comparatively convenient, can prevent that thick liquids from being diluted.

In order to solve the technical problem, the utility model provides a precast pile is slip casting device under water includes: the annular grouting plate is sleeved on the precast pile in a sliding manner; the water drainage pipe is arranged on the annular grouting plate; the one-way valve is arranged on the drain pipe; the grouting channel is arranged on the annular grouting plate; the grouting pipe is arranged on the grouting channel, and one end of the grouting pipe extends to the outside of the pile hole; the two toothed plates are fixedly arranged at the top of the annular grouting plate; the top plate is arranged at the top of the soil layer; the supporting rods are fixedly arranged at the bottom of the top plate, the soil layer is located above the rock layer, the water layer is located above the soil layer, and the pile hole is formed in the rock layer and the soil layer.

Preferably, the top fixed mounting of roof has two risers, two all rotate on the riser and install the pivot.

Preferably, two gears are fixedly sleeved on the rotating shafts and are respectively meshed with the two toothed plates.

Preferably, two stepping motors are fixedly mounted at the top of the top plate.

Preferably, two all fixed sleeves are equipped with the initiative synchronizing wheel on step motor's the output shaft, two all fixed sleeves are equipped with the driven synchronizing wheel in the pivot, two the initiative synchronizing wheel and two the cover is equipped with two hold-in ranges on the driven synchronizing wheel.

Preferably, a controller is arranged at the top of the top plate and electrically connected with the stepping motor.

Compared with the prior art, the utility model provides a precast pile is slip casting device under water has following beneficial effect:

the utility model provides a precast pile grouting device under water, can carry out the separation to thick liquids and water through annular slip casting board, thereby prevent that thick liquids from being diluted, can be with the log raft in annular slip casting board bottom space to the headspace of annular slip casting board through drain pipe and check valve, can pour into thick liquids into annular slip casting board's bottom space through slip casting passageway and slip casting pipe in, can drive annular slip casting board up-and-down motion through two pinion racks, can install two pivots through two risers, can drive two pinion racks through two gears and reciprocate, through two step motor, two initiative synchronizing wheels and two driven synchronizing wheels can drive two pivots and rotate, can control two step motor through the controller, thereby make two step motor be opposite direction rotation all the time.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of an underwater grouting device for precast piles according to the present invention;

FIG. 2 is a schematic front view of the external structure of FIG. 1;

FIG. 3 is an enlarged view of portion A shown in FIG. 1;

fig. 4 is an enlarged schematic view of a portion B shown in fig. 2.

Reference numbers in the figures: 1. a rock formation; 2. a soil layer; 3. a water layer; 4. pile holes; 5. prefabricating a pile; 6. an annular grouting plate; 7. a drain pipe; 8. a one-way valve; 9. grouting a channel; 10. a grouting pipe; 11. a toothed plate; 12. a top plate; 13. a support bar; 14. a vertical plate; 15. a rotating shaft; 16. a gear; 17. a stepping motor; 18. a driving synchronizing wheel; 19. a driven synchronizing wheel; 20. and a controller.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1-4, wherein fig. 1 is a schematic structural diagram of an underwater grouting device for precast piles according to a preferred embodiment of the present invention; FIG. 2 is a schematic front view of the external structure of FIG. 1; FIG. 3 is an enlarged view of portion A shown in FIG. 1; fig. 4 is an enlarged schematic view of a portion B shown in fig. 1. Precast pile underwater grouting device includes: an annular grouting plate 6 is sleeved on the precast pile 5 in a sliding manner; the water drain pipe 7 is arranged on the annular grouting plate 6; the one-way valve 8, the said one-way valve 8 is set up on the said drain pipe 7; the grouting channel 9, the grouting channel 9 is set up on the said annular grouting plate 6; the grouting pipe 10 is arranged on the grouting channel 9, and one end of the grouting pipe 10 extends to the outside of the pile hole 4; the two toothed plates 11, the two toothed plates 11 are both fixedly mounted on the top of the annular grouting plate 6; a top plate 12, said top plate 12 being arranged on top of the soil layer 2; a plurality of bracing pieces 13, it is a plurality of the equal fixed mounting of bracing piece 13 the bottom of roof 12, soil layer 2 is located the top of stratum 1, water layer 3 is located the top of soil layer 2, stake hole 4 is seted up on stratum 1 and soil layer 2, can carry out the separation to thick liquids and water through annular slip casting board 6, thereby prevent that thick liquids from being diluted, can be to the headspace of annular slip casting board 6 with the water drainage of annular slip casting board 6 bottom space through drain pipe 7 and check valve 8, can pour into thick liquids into annular slip casting board 6's bottom space through slip casting passageway 9 and slip casting pipe 10 in, can drive annular slip casting board 6 up-and-down motion through two pinion racks 11.

The top fixed mounting of roof 12 has two risers 14, two equal rotational mounting has pivot 15 on the riser 14, can install two pivots 15 through two risers 14.

Two all fixed the cover is equipped with gear 16 on the pivot 15, two gear 16 respectively with two pinion rack 11 meshes mutually, can drive two pinion rack 11 through two gears 16 and reciprocate.

Two stepping motors 17 are fixedly mounted at the top of the top plate 12, and the two rotating shafts 15 can be driven to rotate by the two stepping motors 17, the two driving synchronizing wheels 18 and the two driven synchronizing wheels 19.

Two all fix the cover on step motor 17's the output shaft and be equipped with initiative synchronizing wheel 18, two all fix the cover on pivot 15 and be equipped with driven synchronizing wheel 19, two initiative synchronizing wheel 18 and two the cover is equipped with two hold-in ranges on the driven synchronizing wheel 19, can drive two pivots 15 through two step motor 17, two initiative synchronizing wheel 18 and two driven synchronizing wheel 19 and rotate.

The top of roof 12 is provided with controller 20, controller 20 with step motor 17 electric connection can control two step motor 17 through controller 20 to make two step motor 17 be opposite direction rotation all the time.

The utility model provides a precast pile is slip casting device under water's theory of operation as follows:

during the use, roof 12 moves to the top of stake hole 4, then insert precast pile 5 downwards between two pinion racks 11 in stake hole 4, thereby make precast pile 5 insert in the round hole at annular slip casting 6 center, further make precast pile 5 insert in stake hole 4, then start two step motor 17, two step motor 17 drive two initiative synchronizing wheel 18 and rotate, two initiative synchronizing wheel 18 drive two driven synchronizing wheel 19 through two hold-in ranges and rotate, two driven synchronizing wheel 19 drive two pivot 15 and rotate, two pivot 15 drive two gears 16 and rotate, two gears 16 are the opposite direction rotation and drive two 11 downstream, two pinion racks 11 drive annular slip casting 6 and move downwards, and then make annular slip casting 6 get into in stake hole 4, the diameter of annular slip casting 6 and the internal diameter of stake hole 4 adapt, therefore when annular slip casting 6 slides downwards on the inner wall of stake hole 4, can make the water in stake hole 4 discharge to the space of annular slip casting 6 through drain pipe 7, and then make the annular slip casting 6 contact with the slip casting 4 through the slip casting pipe 10 in the slip casting 6 and the clearance of starting the annular slip casting 6, thereby make the interval of annular slip casting 6 and the top of the slip casting 6 and the interval of the thick liquids contact completely, thereby make the slip casting pipe 10 in the top of the slip casting 6 and prevent the slip casting from getting into the interval of the slip casting 6 and starting the slip casting 4, thereby two synchronous slip casting pipe and starting the slip casting 6 and starting the interval of two pinion racks 11 and starting the slip casting machine and starting the slip casting pipe, thereby two slip casting pipe, then the slip casting pipe, thereby two slip casting pipe, the slip casting machine 10.

the utility model provides a precast pile is slip casting device under water, can carry out the separation to thick liquids and water through annular slip casting board 6, thereby prevent that thick liquids from being diluted, can be with the log raft of annular slip casting board 6 bottom space to the headspace of annular slip casting board 6 through drain pipe 7 and check valve 8, can pour into thick liquids into annular slip casting board 6 bottom space in through slip casting passageway 9 and slip casting pipe 10, can drive annular slip casting board 6 up-and-down motion through two pinion racks 11, can install two pivots 15 through two risers 14, can drive two pinion racks 11 through two gears 16 and reciprocate, through two step motor 17, two initiative synchronizing wheel 18 and two driven synchronizing wheel 19 can drive two pivots 15 and rotate, can control two step motor 17 through controller 20, thereby make two step motor 17 be opposite direction rotation all the time.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. An underwater precast pile grouting device is characterized by comprising:

the annular grouting plate is sleeved on the precast pile in a sliding manner;

the water drainage pipe is arranged on the annular grouting plate;

the one-way valve is arranged on the drain pipe;

the grouting channel is arranged on the annular grouting plate;

the grouting pipe is arranged on the grouting channel, and one end of the grouting pipe extends to the outside of the pile hole;

the two toothed plates are fixedly mounted at the top of the annular grouting plate;

the top plate is arranged at the top of the soil layer;

a plurality of bracing pieces, it is a plurality of the bracing piece is all fixed mounting in the bottom of roof.

2. The underwater precast pile grouting device according to claim 1, wherein two vertical plates are fixedly mounted at the top of the top plate, and rotating shafts are rotatably mounted on the two vertical plates.

3. The underwater precast pile grouting device according to claim 2, wherein gears are fixedly sleeved on both the rotating shafts, and the two gears are respectively meshed with the two toothed plates.

4. The underwater precast pile grouting device as claimed in claim 2, wherein two stepping motors are fixedly mounted at the top of the top plate.

5. The underwater precast pile grouting device according to claim 4, wherein driving synchronizing wheels are fixedly sleeved on output shafts of the two stepping motors, driven synchronizing wheels are fixedly sleeved on the two rotating shafts, and two synchronous belts are sleeved on the two driving synchronizing wheels and the two driven synchronizing wheels.

6. The precast pile underwater grouting device as claimed in claim 4, wherein a controller is arranged at the top of the top plate and electrically connected with the stepping motor.