CN-122007096-A - Grouting reinforcement device for mud-containing interlayer rock mass and construction process thereof

CN122007096ACN 122007096 ACN122007096 ACN 122007096ACN-122007096-A

Abstract

The invention discloses a grouting reinforcement device for a rock mass containing a mud interlayer and a construction process thereof, the grouting reinforcement device comprises a bottom plate, a storage mechanism is arranged on the outer wall of the top of the bottom plate, a hose is connected to the bottom of the storage mechanism through a conveying part, a lifting assembly is arranged on the top of the bottom plate, an adjusting part is fixed at the output end of the lifting assembly, the adjusting part comprises a mounting ring and a slideway welded on the circumferential outer wall of the mounting ring, a sliding block is movably connected to the inner wall of the slideway, driving columns are welded on the top of the sliding block, the circumferential outer walls of the driving columns are movably connected through swing arms, and extrusion plates matched with the hose are arranged on the tops of two groups of opposite driving columns. The adjusting piece adopts a four-bar linkage mechanism consisting of the slide way, the sliding blocks, the swing arms and the driving columns, and drives one threaded rod to drive all the sliding blocks to synchronously move through one driving motor, so that two groups of oppositely arranged extrusion plates can accurately and synchronously realize opposite or backward movement, and the extrusion effect on the hose is realized.

Inventors

ZHOU WEI
LI BOWEN
CAO YANG
Si Dongjie
PENG TIANLE
ZHANG LONG
Lu Baofei
WANG LI
WANG HUA
Sha Songling
ZHU CHANGYUAN
JIN PING
YIN SHANGXIAN
WEI CHUANLONG
LIAN HUIQING
ZHOU HAO

Assignees

中铁四局集团有限公司
华北科技学院
中检集团公信安全科技有限公司

Dates

Publication Date: 20260512
Application Date: 20260209

Claims (10)

1. The utility model provides a contain slip casting reinforcing apparatus of mud formula intermediate layer rock mass, includes bottom plate (1), its characterized in that, storage mechanism is installed to bottom plate (1) top outer wall, and storage mechanism bottom is connected with hose (8) through the conveying piece, lifting unit is installed at bottom plate (1) top, lifting unit output is fixed with the regulating part, the regulating part includes collar (21) and welds in slide (19) of collar (21) circumference outer wall, slide (19) inner wall swing joint has slider (15), and slider (15) top welding has actuating post (24), all through swing arm (23) swing joint between a plurality of actuating posts (24) circumference outer wall, two sets of relative actuating post (24) tops install the extrusion plate that use with hose (8) cooperation.
2. Grouting reinforcement device for a mud-containing interlayer rock mass according to claim 1, characterized in that the storage means comprises a mud pit (5), the top of the bottom plate (1) is welded with a vertical rod (16), and the top of the vertical rod (16) is welded with a supporting plate (13).
3. The grouting reinforcement device containing a mud sandwich rock mass according to claim 2, characterized in that the conveying member comprises a mud pump (4), an electromagnetic valve (6) and a conveying pipe (7), a transverse plate (9) is welded on the outer wall of a vertical rod (16), the mud pump (4) is fixed on the outer wall of the top of the transverse plate (9), the electromagnetic valve (6) is fixed at one end of the mud pump (4), the conveying pipe (7) is fixed between the mud pump (4) and a mud pit (5), an elbow pipe (3) is fixed at one end of the electromagnetic valve (6), the bottom of the elbow pipe (3) is connected with a connecting pipe (33) through a rotary joint, the bottom of the connecting pipe (33) is fixedly connected with the top of the hose (8), a sector plate (34) is welded on the inner surface of the bottom of the elbow pipe (3), and a sector plate (14) is welded on the inner surface of the top of the connecting pipe (33).
4. A grouting reinforcement device for a mud-containing interlayer rock mass according to claim 3, wherein one set of the inner walls of the slide ways (19) are movably connected with threaded rods (27), a driving motor (28) is fixed on the outer wall of one side of the slide way (19), the threaded rods (27) are in threaded connection with the corresponding sliding blocks (15), the output ends of the driving motor (28) are connected with the threaded rods (27) through couplings, and guide rods (25) movably connected with the corresponding sliding blocks (15) are fixed on the inner walls of the slide ways (19) of the other three sets.
5. The grouting reinforcement device for a mud-mixed rock mass according to claim 4, wherein the circumferential outer wall of the connecting pipe (33) is fixed with a toothed ring (32), and racks (22) matched with the toothed ring (32) are fixed at the tops of the rest group of driving columns (24) through intermediate rods (17).
6. The grouting reinforcement device for the mud-containing interlayer rock mass according to claim 5, wherein the lifting assembly comprises a support frame (2) and an electric telescopic rod (12), the support frame (2) is fixed on the outer wall of the top of the bottom plate (1), the electric telescopic rod (12) is fixed on the outer wall of the top of the support frame (2), the output end of the electric telescopic rod (12) is connected with the side face of the slideway (19) through a connecting bracket, and a controller (11) is installed on the side face of the support frame (2).
7. The grouting reinforcement device for a mud-mixed rock mass according to claim 6, wherein the extrusion plate comprises a rolling ball (18), a driving rod (20) and extrusion plates (26), the two extrusion plates (26) are respectively fixed on the top outer walls of the two opposite driving columns (24), the extrusion plates (26) are welded at one end of the driving rod (20), and the rolling ball (18) is movably connected to the inner surface of the extrusion plates (26).
8. The grouting reinforcement device for the mud-mixed rock mass according to claim 7, wherein a first fixing ring (29) is welded on the circumferential outer wall of the bent pipe (3), a second fixing ring (31) is welded on the circumferential outer wall of the connecting pipe (33), and a coil spring (30) is arranged between the bottom of the first fixing ring (29) and the top of the second fixing ring (31).
9. Grouting reinforcement device for a mucky interlayer rock mass according to claim 7, characterized in that the outer wall of the bottom plate (1) is fixed with a mounting frame (10).
10. A process for the construction of a grouting reinforcement device for a mud-containing laminated rock mass according to any one of claims 1 to 9, comprising the steps of: S1, storing a certain amount of mud in advance in a mud pit (5); S2, starting an electromagnetic valve (6) and a slurry pump (4) through a controller (11), wherein the slurry pump (4) presses mortar in a slurry tank (5) into a hose (8) through a conveying pipe (7), a bent pipe (3) and a connecting pipe (33), and an operator holds an outlet of the hose (8) to aim at a grouting hole or a crack of a mud interlayer rock body for grouting; S3, starting a driving motor (28) through a controller (11) to drive a threaded rod (27) to rotate, enabling a sliding block (15) to move, linking all driving columns (24) to move through a swing arm (23), enabling a rack (22) to move along with the driving columns to drive a toothed ring (32) meshed with the rack to rotate, driving a connecting pipe (33) to rotate relative to a bent pipe (3), changing the superposition area of a sector plate (34) and a sector plate I (14), and realizing the adjustment of grouting flow in unit time; And S4, after grouting is completed, the slurry pump (4) and the electromagnetic valve (6) are closed through the controller (11), and mortar conveying is stopped.

Description

Grouting reinforcement device for mud-containing interlayer rock mass and construction process thereof Technical Field The invention relates to the technical field of grouting reinforcement, in particular to a grouting reinforcement device for a mud-containing interlayer rock mass and a construction process thereof. Background In the geotechnical engineering construction of mining, water conservancy and hydropower, traffic tunnels and the like, complex rock bodies containing a mud interlayer are frequently encountered, the rock bodies are formed by interaction of hard rock and a weak mud interlayer, the structural surface strength is extremely low, the rock bodies are easy to soften and mud, the overall stability of the rock bodies is poor, the self-stabilization capability is weak, the reinforcement treatment of poor geological bodies is currently carried out, the grouting technology is a widely applied and effective method, the core principle is that slurry with cementing capability (such as cement-based slurry, chemical slurry and the like) is injected into the rock body cracks and mud interlayers in a pressing mode through drilling, the slurry is permeated and filled into the rock body cracks, pores and solution gaps under the action of pressure, even the compacted and split rock bodies are solidified and hardened, loose rock blocks and the weak mud interlayer can be glued into a whole, and the cohesive force, the inner angle and the overall rigidity of the rock bodies are remarkably improved; In the practical application process of the traditional grouting process and equipment, because the slurry has certain viscosity and thixotropy, part of the slurry can be attached to the inner wall of the conveying hose after grouting is finished, if cleaning is not timely or thorough, residual slurry can be gradually solidified, the effective circulation diameter of a pipeline is reduced, the pumping resistance of the subsequent grouting is increased, and the hose is completely blocked due to heavy weight. The traditional cleaning mode adopts high-pressure water to repeatedly wash or knock the hose, so that a large amount of water resources are consumed, the working time is prolonged, the cleaning effect is difficult to ensure, particularly for long-distance hoses, dead angles are very easy to clean, the blocked hose usually needs to be replaced, and the material cost and the construction downtime are increased; therefore, research and development of a special device capable of efficiently and thoroughly cleaning a conveying hose so as to improve the overall efficiency and reliability of grouting reinforcement operation becomes an urgent actual demand in the geotechnical engineering reinforcement field. Disclosure of Invention The invention aims to solve the defects in the prior art, and provides a grouting reinforcement device for a mud-containing interlayer rock mass and a construction process thereof. In order to achieve the above purpose, the present invention adopts the following technical scheme: The utility model provides a contain slip casting reinforcing apparatus of mud formula intermediate layer rock mass, includes the bottom plate, storage mechanism is installed to bottom plate top outer wall, and the storage mechanism bottom is connected with the hose through the conveying piece, lifting unit is installed at the bottom plate top, the lifting unit output is fixed with the regulating part, the regulating part includes the collar and welds in the slide of collar circumference outer wall, slide inner wall swing joint has the slider, and the welding of slider top has the actuating post, all through swing arm swing joint between a plurality of actuating post circumference outer walls, two sets of relative actuating post tops install the extrusion plate that use with the hose cooperation. As a still further proposal of the invention, the storage mechanism comprises a mud pit, the top of the bottom plate is welded with a vertical rod, and the top of the vertical rod is welded with a supporting plate. As a still further scheme of the invention, the conveying part comprises a slurry pump, an electromagnetic valve and a conveying pipe, wherein a transverse plate is welded on the outer wall of the vertical rod, the slurry pump is fixed on the outer wall of the top of the transverse plate, the electromagnetic valve is fixed at one end of the slurry pump, the conveying pipe is fixed between the slurry pump and a slurry pool, an elbow pipe is fixed at one end of the electromagnetic valve, the bottom of the elbow pipe is connected with a connecting pipe through a rotary joint, the bottom of the connecting pipe is fixedly connected with the top of a hose, a sector plate is welded on the inner surface of the bottom of the elbow pipe, and a sector plate I is welded on the inner surface of the top of the connecting pipe. As a still further scheme of the invention, one group of the inner walls of the slide ways are movab