CN-122013725-A - Dyke body cavity grouting device

CN122013725ACN 122013725 ACN122013725 ACN 122013725ACN-122013725-A

Abstract

The invention relates to the technical field of grouting devices and discloses a dyke body cavity grouting device which comprises a movable base, a slurry container, a slurry conveying pump and a grouting pipe assembly, wherein the slurry container and the slurry conveying pump are arranged at the top of the movable base, the slurry container is communicated with the grouting pipe assembly through the slurry conveying pump and a pipeline, and the grouting assembly comprises an outer sleeve, and a rigid grouting pipe and a plurality of flexible telescopic grouting pipes are arranged in the outer sleeve. According to the invention, through the air bag ring, when the grouting device is used, the rigid grouting pipe can perform grouting on a cavity with a larger space, and for the cavity with a gap, the position of the pipe orifice of the telescopic grouting pipe can be adjusted by matching with the air bag ring in a mode of extending into the telescopic grouting pipe, so that grouting on the cavity gap with special positions or irregular shapes is realized, the problem that the slurry is difficult to be fed into the gap by the conventional grouting device is solved, and the grouting efficiency of the prior art is effectively improved.

Inventors

Lao Qingfu
ZHANG JIALI
BI MIN
FENG SENSEN
WANG QIANG
XIAO SHANGRONG
CHEN YEXIN

Assignees

浙江省水利水电建设控股发展公司

Dates

Publication Date: 20260512
Application Date: 20260407

Claims (10)

1. The dyke body cavity grouting device comprises a movable base, a slurry container, a slurry conveying pump and a grouting pipe assembly, wherein the slurry container, the slurry conveying pump and the grouting pipe assembly are arranged at the top of the movable base, and the slurry container is communicated with the grouting pipe assembly through the slurry conveying pump and a pipeline, and is characterized in that the grouting assembly comprises: an outer sleeve, wherein a rigid grouting pipe and a plurality of flexible telescopic grouting pipes are arranged in the outer sleeve; the utility model discloses a grout pump, including scalable grout pipe, grout pump, flexible grout pipe, the one end outside cover that the grout pump was kept away from to scalable grout pipe is equipped with two gasbag circles that are connected, the gasbag circle is installed in scalable grout pipe outside through elastic connection spare, be provided with the gasbag chamber that is annular array form in the gasbag circle, be provided with inflation pipeline system on the gasbag circle.
2. The device for grouting cavities of a dyke body according to claim 1, wherein the inner ring of one of the balloon rings is matched with the outer ring of the telescopic grouting pipe in size, the inner side part of the other balloon ring is sunken towards the center of the balloon cavity, and the number of the sunken parts is the same as that of the balloon cavities, and the positions of the sunken parts correspond to that of the balloon cavities.
3. The device of claim 1, wherein the elastic connection member comprises a fixed block installed at the end of the telescopic grouting pipe and an elastic rope connected to the fixed block, and the other end of the elastic rope is connected to the outside of the air bag ring.
4. The device of claim 2, wherein the telescopic grouting pipe comprises a flexible pipe part and a telescopic pipe part, the telescopic pipe part is a corrugated pipe and is arranged above the inside of the outer sleeve, the upper end of the telescopic pipe part is communicated with the slurry conveying pump through a pipeline, the lower end of the telescopic pipe part is communicated with the flexible pipe part, the outer side of the flexible pipe part is provided with a sliding block, the outer side of the outer sleeve is provided with a sliding groove, the sliding groove extends to the inner cavity of the outer sleeve, and the sliding block is in sliding connection with the sliding groove.
5. The device of claim 1, wherein the rigid grouting pipe is fixedly installed on the inner side of the outer sleeve pipe through a connecting rod, a plurality of embedded grooves are formed in the outer side of the rigid grouting pipe, and the telescopic grouting pipe is embedded in the corresponding embedded groove.
6. The device for grouting cavities of a dyke body according to claim 1, wherein the outer side of the outer sleeve is provided with a supporting frame, and the supporting frame is used for supporting the outer sleeve to perform grouting on the cavities.
7. The device for grouting cavities of a dyke body according to claim 1, wherein eight air bag cavities are arranged and divide the air bag ring into eight equal parts, the concave part comprises a plurality of spherical crown-shaped concave pieces which are connected in a sleeved mode in sequence, and the air bag ring with the concave pieces is positioned below the other air bag ring.
8. The device for grouting a cavity of a dyke body according to claim 1, wherein a camera is arranged at the bottom end of the telescopic grouting pipe, and the other end of the camera is connected with a display terminal.
9. The device for grouting cavities of a dike body according to claim 8, wherein a cleaning brush is arranged on the outer side of the bottom end of the telescopic grouting pipe, the cleaning brush is made of hard bristles, and the camera is positioned in the cleaning brush.
10. A method for using the dyke body cavity grouting device, which is characterized by comprising the following steps of: Mounting, namely mounting the outer sleeve at the hollow position; Grouting, namely starting a slurry conveying pump to convey slurry to the rigid grouting pipe and a plurality of flexible telescopic grouting pipes to the cavity; Pose adjustment: vertical pose adjustment, namely stretching the telescopic grouting pipe and adjusting the depth of the bottom end of the telescopic grouting pipe in the cavity; The inclination position and posture adjustment is carried out by inflating the air bag cavities with corresponding quantity, filling the air into the concave parts, expanding the concave parts towards the direction of the telescopic grouting pipe, enabling the telescopic grouting pipe to deviate towards the stress direction, and completing the inclination position and posture adjustment; The shape of the pipe orifice of the telescopic grouting pipe is adjusted by inflating the symmetrical air bag cavity, so that the extrusion of the air bag cavity to the pipe orifice of the telescopic grouting pipe is realized, and the pipe orifice of the telescopic grouting pipe can conveniently pass through a tiny gap; and cleaning sundries, namely alternately inflating and exhausting the symmetrical air bag cavities, so as to swing the pipe orifice of the telescopic grouting pipe and clean broken stone inside.

Description

Dyke body cavity grouting device Technical Field The invention relates to the technical field of grouting devices, in particular to a dyke cavity grouting device. Background The breakup of the embankment body is mainly characterized by pavement breaking and sinking and loose soil mass in a large area of the embankment body, and larger cavities are locally generated and further deteriorated. Besides bearing, the water stabilizing layer has the functions of preventing surface water from seeping and underground water from rising, after being damaged, the pavement cracks and sinks, a large amount of surface water flows into the embankment body during rain, the embankment body is filled with sandy silty soil and is liquefied when meeting water, the embankment body is piled up with a large amount of soil to damage the retaining wall, the embankment body is extruded to deform and crack to generate a loss channel, and the old sea pond reverse filtering structure is damaged to cause a large amount of soil loss in the embankment body to generate a large-area cavity. After the pavement cracks and sinks, the pavement is subjected to rainwater weather, a large amount of accumulated water is caused, the accumulated water flows into the embankment body along the cracks and the gaps between the pavement and the retaining wall, so that the dam body is gradually aggravated in a void mode, waterproof materials are needed, the surface of the cracks is simply filled and plugged, the lower cavity is not filled and strengthened, the temporary plugged cracks can be subjected to secondary cracking along with the further deformation displacement of the dam body, so that the cavities can be filled by objects such as cement mortar at present, seepage channels possibly existing in the soil body are plugged, and the integral deformation resistance and leakage resistance of the embankment body are improved. However, since there are some gaps, which may be difficult to grout due to the special positions or irregular shapes, it is difficult for the existing grouting device to feed slurry into the gaps. Disclosure of Invention The invention aims to solve the problems in the prior art and provides a dyke cavity grouting device. In order to achieve the above purpose, the present invention adopts the following technical scheme: dyke body cavity cementer, including removing the base, install thick liquid container and thick liquid delivery pump and the grout pipe subassembly at removing the base top, thick liquid container passes through thick liquid delivery pump and pipeline and grout pipe subassembly intercommunication, the grout subassembly includes: an outer sleeve, wherein a rigid grouting pipe and a plurality of flexible telescopic grouting pipes are arranged in the outer sleeve; the utility model discloses a grout pump, including scalable grout pipe, grout pump, flexible grout pipe, the one end outside cover that the grout pump was kept away from to scalable grout pipe is equipped with two gasbag circles that are connected, the gasbag circle is installed in scalable grout pipe outside through elastic connection spare, be provided with the gasbag chamber that is annular array form in the gasbag circle, be provided with inflation pipeline system on the gasbag circle. Preferably, the inner ring size of one air bag ring is matched with the outer ring size of the telescopic grouting pipe, the inner side part of the other air bag ring is sunken towards the center of the air bag cavity, the number of the sunken parts is the same as that of the air bag cavities, and the positions of the sunken parts correspond to that of the air bag cavities. Preferably, the elastic connecting piece comprises a fixed block arranged at the end part of the telescopic grouting pipe and an elastic rope connected to the fixed block, and the other end of the elastic rope is connected with the outer side of the air bag ring. Preferably, the scalable grout pipe includes flexible pipe position and flexible pipe position, flexible pipe position is the bellows, sets up in the inside top of outer tube, and its upper end passes through pipeline and thick liquid delivery pump intercommunication, and its lower extreme and flexible pipe position intercommunication, the slider is installed in the outside at flexible pipe position, and the spout has been seted up in the outside of outer tube, and the spout extends to the outer tube inner chamber, slider and spout sliding connection. Preferably, the rigid grouting pipe is fixedly arranged at the inner side of the outer sleeve through a connecting rod, a plurality of embedded grooves are formed in the outer side of the rigid grouting pipe, and the telescopic grouting pipe is embedded in the corresponding embedded grooves. Preferably, a supporting frame is arranged on the outer side of the outer sleeve, and the supporting frame is used for supporting the outer sleeve to grouting the hollow. Preferably, eight air bag cavities are ar