Grouting pipeline structure of goaf

Abstract

The utility model relates to the technical field of pipeline structures, in particular to a goaf grouting pipeline structure which comprises a material conveying pipe, material guiding pipes are arranged at the two ends of the material conveying pipe, a flexible connecting mechanism is arranged between the material guiding pipes and the material conveying pipe, and vibration processing mechanisms are arranged outside the material conveying pipe and the material guiding pipes. An air blowing and material passing mechanism is arranged on the inner wall of the material conveying pipe, and a shaking and material scraping mechanism is arranged on the inner wall of the material conveying pipe; the conveying pipe and the guide pipe can be movably connected through the flexible connecting mechanism, so that the conveying pipe can shake conveniently, conveying efficiency is improved, blockage is avoided, the conveying pipe has high-frequency vibration capacity through the vibration processing mechanism, conveying efficiency is further improved, and the conveying efficiency is improved. High-pressure airflow can be blown to the inner wall of the material conveying pipe by arranging the air blowing and material passing mechanism, so that the interior can be ventilated and dredged, and the material conveying efficiency is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline structures, in particular to a goaf area grouting pipeline structure. Background Art

[0002] After underground coal mines are mined, goafs are formed. The surrounding rock becomes unstable and displaced, cracked, or even collapses, causing the overlying rock layers to sink and bend, causing surface subsidence. This deformation continues to develop over a long period of time. If the goafs are not treated, the buildings, water conservancy, and transportation projects built will be deformed or even destroyed. With the continuous development of the economy and society, the impact of goaf disasters on engineering construction has become more prominent, and how to effectively control surface subsidence has become one of the important topics. At present, filling the goaf with cement fly ash slurry is one of the effective methods to control goaf disasters.

[0003] After searching, a grouting pipe with a patent authorization announcement number of CN219101363U includes a pipe body, a plurality of guide grooves are opened between the inner walls of the pipe body at equal intervals along the circumferential direction, guide sleeves are fixed between the inner walls of the pipe body near the top and bottom edges, and a plurality of threaded holes are opened on the side wall of the pipe body at equal intervals along the circumferential direction, and the plurality of threaded holes are spirally wound inside the pipe body, and metal wires are arranged inside the plurality of threaded holes. In the process of implementing this solution, it is found that the following problems in the prior art have not been well solved: the grouting pipe is always kept fixed, and once blocked, it is difficult to quickly clear the pipe. Therefore, it is urgent to design a grouting pipe structure in the goaf area to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a grouting pipeline structure for a goaf area to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The goaf area grouting pipeline structure includes a feed pipe, both ends of the feed pipe are provided with material guide pipes, a flexible connection mechanism is provided between the material guide pipe and the feed pipe, a vibration processing mechanism is provided outside the feed pipe and the material guide pipe, an air blowing and material passing mechanism is provided on the inner wall of the feed pipe, and a shaking and scraping mechanism is provided on the inner wall of the feed pipe.

[0007] Preferably, the flexible connection mechanism comprises a material guiding hose and a connecting plate, the connecting plate is fixedly connected to the material delivery pipe and the material guiding pipe respectively, and both ends of the material guiding hose are fixedly connected to the connecting plate respectively.

[0008] Preferably, the vibration processing mechanism includes a second spring and a vibration motor, a first connecting ring is provided on the outer wall of the feed pipe, a second connecting ring is provided on the outside of the material guide pipe, the second spring is fixedly connected to the first connecting ring and the feed pipe respectively, the second spring is fixedly connected to the second connecting ring and the material guide pipe respectively, and the vibration motor is fixedly connected to the feed pipe.

[0009] Preferably, a plurality of first springs are fixedly connected between the first connecting ring and the second connecting ring, and a screw is threadedly connected to the outer wall of the first connecting ring.

[0010] Preferably, the blowing and feeding mechanism includes an inner plate and an air jet pipe, the inner plate is fixedly connected to the inner wall of the feeding pipe, the inner plate is provided with a second cavity, the air jet pipe is fixedly connected to the outer wall of one end of the inner plate and is evenly distributed in a circle, and an air supply mechanism is arranged on the top of the inner plate.

[0011] Preferably, the air supply mechanism includes an air pump and an outer plate, the outer wall of the outer plate is fixedly connected to a mounting ring, the outer wall of the mounting ring is threadedly connected to bolts, the bolts and the feed pipe are threadedly connected, the outer plate is provided with a first cavity, the air pump and the outer plate are fixedly connected, the air pump is fixedly connected to an air intake pipe, the bottom of the air intake pipe is located inside the first cavity, and an air guide pipe is fixedly connected between the inner plate and the outer plate.

[0012] Preferably, the shaking scraper mechanism includes a fixed ring and a filter plate, the fixed ring is fixedly connected to the inner wall of the feed pipe, and a plurality of third springs are fixedly connected between the fixed ring and the filter plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, by setting a flexible connection mechanism, the material conveying pipe and the material guiding pipe can be flexibly connected, so that the material conveying pipe can be shaken, the material conveying efficiency is improved, and blockage is avoided. By setting a vibration processing mechanism, the material conveying pipe can have high-frequency vibration capability, and the material conveying efficiency is further improved. By setting an air blowing and material passing mechanism, a high-pressure airflow can be blown to the inner wall of the material conveying pipe, so that the internal ventilation and dredging can be processed to ensure the material conveying efficiency.

[0015] In the utility model, a screw rod is arranged on the outer wall of the first connecting ring, so that the first connecting ring and the second connecting ring can be limited and fixed as needed, so that a relatively fixed connection is formed between the feeding pipe and the guide pipe, thereby improving the practicality of the device; and a shaking scraping mechanism is arranged, under the action of materials with different impact forces, the inner wall of the feeding pipe can be scraped back and forth by utilizing the resilience of the third spring. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the overall structural schematic diagram of the grouting pipeline structure in the goaf area.

[0017] Figure 2This is a schematic diagram of the cross-sectional structure of the grouting pipeline structure in the goaf area.

[0018] Figure 3 This is a schematic diagram of the main structure of the air blowing and material passing mechanism of the grouting pipeline structure in the goaf area.

[0019] Figure 4 This is a schematic diagram of the main structure of the shaking scraper mechanism of the grouting pipeline structure in the goaf.

[0020] In the figure: 1. feed pipe; 2. first connecting ring; 3. first spring; 4. second spring; 5. second connecting ring; 6. feed pipe; 7. connecting plate; 8. feed hose; 9. screw; 10. vibration motor; 11. outer plate; 12. air inlet pipe; 13. air guide pipe; 14. first cavity; 15. inner plate; 16. second cavity; 17. jet pipe; 18. air pump; 19. mounting ring; 20. bolt; 21. fixing ring; 22. third spring; 23. filter plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 4 In the embodiment of the utility model, the grouting pipeline structure of the goaf area includes a feed pipe 1, and a feed guide pipe 6 is provided at both ends of the feed pipe 1. A flexible connection mechanism is provided between the feed guide pipe 6 and the feed pipe 1, and a vibration processing mechanism is provided outside the feed pipe 1 and the feed guide pipe 6. The inner wall of the feed pipe 1 is provided with an air blowing and material passing mechanism, and the inner wall of the feed pipe 1 is provided with a shaking and scraping mechanism. By providing a flexible connection mechanism, the feed pipe 1 and the feed guide pipe 6 can be movably connected, which is convenient for the feed pipe 1 to shake, promote the feeding efficiency, and avoid blockage. By providing a vibration processing mechanism, the feed pipe 1 can have high-frequency vibration capability, further improving the feeding efficiency. By providing an air blowing and material passing mechanism, a high-pressure airflow can be blown to the inner wall of the feed pipe 1, so that the internal ventilation and dredging can be processed to ensure the feeding efficiency.

[0023] The flexible connection mechanism includes a material guide hose 8 and a connecting plate 7. The connecting plate 7 is fixedly connected to the material delivery pipe 1 and the material guide pipe 6 respectively. Both ends of the material guide hose 8 are fixedly connected to the connecting plate 7 respectively. By setting the flexible connection mechanism, the material delivery pipe 1 and the material guide pipe 6 can be flexibly connected, so that the material delivery pipe 1 can be shaken, thereby promoting material delivery efficiency and avoiding blockage.

[0024] The vibration processing mechanism includes a second spring 4 and a vibration motor 10. The outer wall of the feeding pipe 1 is provided with a first connecting ring 2. The outer side of the guide pipe 6 is provided with a second connecting ring 5. The second spring 4 is fixedly connected to the first connecting ring 2 and the feeding pipe 1 respectively. The second spring 4 is fixedly connected to the second connecting ring 5 and the guide pipe 6 respectively. The vibration motor 10 is fixedly connected to the feeding pipe 1. By providing the vibration processing mechanism, the feeding pipe 1 can have a high-frequency vibration capability, thereby further improving the feeding efficiency.

[0025] A plurality of first springs 3 are fixedly connected between the first connecting ring 2 and the second connecting ring 5, and a screw 9 is threadedly connected to the outer wall of the first connecting ring 2. A plurality of first springs 3 are fixedly connected between the first connecting ring 2 and the second connecting ring 5, and a screw 9 is threadedly connected to the outer wall of the first connecting ring 2. By arranging the screw 9 on the outer wall of the first connecting ring 2, the first connecting ring 2 and the second connecting ring 5 can be limited and fixed as required, so that a relatively fixed connection is formed between the feeding pipe 1 and the guiding pipe 6, thereby improving the practicality of the device;

[0026] The blowing and feeding mechanism comprises an inner plate 15 and an air jet pipe 17. The inner plate 15 is fixedly connected to the inner wall of the feeding pipe 1. The inner plate 15 is provided with a second cavity 16. The air jet pipe 17 is fixedly connected to the outer wall of one end of the inner plate 15 and is evenly distributed in a circumference. An air supply mechanism is provided on the top of the inner plate 15. By providing the blowing and feeding mechanism, a high-pressure airflow can be blown to the inner wall of the feeding pipe 1, thereby ventilating and unblocking the interior to ensure feeding efficiency.

[0027] The air supply mechanism includes an air pump 18 and an outer plate 11. The outer wall of the outer plate 11 is fixedly connected with a mounting ring 19. The outer wall of the mounting ring 19 is threadedly connected with a bolt 20. The bolt 20 is threadedly connected with the feed pipe 1. The outer plate 11 is provided with a first cavity 14. The air pump 18 is fixedly connected with the outer plate 11. The air pump 18 is fixedly connected with an air intake pipe 12. The bottom of the air intake pipe 12 is located inside the first cavity 14. An air guide pipe 13 is fixedly connected between the inner plate 15 and the outer plate 11 to provide a high-pressure airflow to the inner plate 15.

[0028] The shaking scraper mechanism includes a fixed ring 21 and a filter plate 23. The fixed ring 21 is fixedly connected to the inner wall of the feed pipe 1. A plurality of third springs 22 are fixedly connected between the fixed ring 21 and the filter plate 23. By setting up the shaking scraper mechanism, the inner wall of the feed pipe 1 can be scraped back and forth by utilizing the resilience of the third springs 22 under the action of materials with different impact forces.

[0029] The working principle of the utility model is as follows: by setting a soft connection mechanism, a movable connection can be achieved between the feed pipe 1 and the guide pipe 6, so that the feed pipe 1 can be shaken, the feed efficiency is promoted, and blockage is avoided; by setting a vibration processing mechanism, the feed pipe 1 can have a high-frequency vibration capability, and the feed efficiency is further improved; by setting an air blowing and material passing mechanism, a high-pressure airflow can be blown to the inner wall of the feed pipe 1, so that the internal ventilation and dredging can be processed to ensure the feed efficiency.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention.

Claims

1. A goaf grouting pipeline structure, comprising a feed pipe (1), characterized in that: Both ends of the feed pipe (1) are provided with a material guide pipe (6), a flexible connection mechanism is provided between the material guide pipe (6) and the feed pipe (1), a vibration processing mechanism is provided outside the feed pipe (1) and the material guide pipe (6), an air blowing and material passing mechanism is provided on the inner wall of the feed pipe (1), and a shaking and scraping mechanism is provided on the inner wall of the feed pipe (1).

2. The goaf grouting pipeline structure according to claim 1 is characterized in that: The flexible connection mechanism comprises a material guiding hose (8) and a connecting plate (7); the connecting plate (7) is fixedly connected to the material conveying pipe (1) and the material guiding pipe (6) respectively; and the two ends of the material guiding hose (8) are fixedly connected to the connecting plate (7) respectively.

3. The goaf grouting pipeline structure according to claim 1 is characterized in that: The vibration processing mechanism comprises a second spring (4) and a vibration motor (10); a first connecting ring (2) is arranged on the outer wall of the feed pipe (1); a second connecting ring (5) is arranged outside the feed guide pipe (6); the second spring (4) is fixedly connected to the first connecting ring (2) and the feed pipe (1), the second spring (4) is fixedly connected to the second connecting ring (5) and the feed guide pipe (6), and the vibration motor (10) is fixedly connected to the feed pipe (1).

4. The goaf grouting pipeline structure according to claim 3 is characterized in that: A plurality of first springs (3) are fixedly connected between the first connecting ring (2) and the second connecting ring (5), and a screw rod (9) is threadedly connected to the outer wall of the first connecting ring (2).

5. The goaf grouting pipeline structure according to claim 1 is characterized in that: The air blowing and feeding mechanism comprises an inner plate (15) and an air jet pipe (17); the inner plate (15) is fixedly connected to the inner wall of the feeding pipe (1); the inner plate (15) is provided with a second cavity (16); the air jet pipe (17) is fixedly connected to the outer wall of one end of the inner plate (15) and is evenly distributed in a circular pattern; an air supply mechanism is provided on the top of the inner plate (15).

6. The goaf grouting pipeline structure according to claim 5 is characterized in that: The air supply mechanism comprises an air pump (18) and an outer plate (11); a mounting ring (19) is fixedly connected to the outer wall of the outer plate (11); a bolt (20) is threadedly connected to the outer wall of the mounting ring (19); the bolt (20) is threadedly connected to the feed pipe (1); a first cavity (14) is formed in the outer plate (11); the air pump (18) is fixedly connected to the outer plate (11); the air pump (18) is fixedly connected to an air intake pipe (12); the bottom of the air intake pipe (12) is located inside the first cavity (14); and an air guide pipe (13) is fixedly connected between the inner plate (15) and the outer plate (11).

7. The goaf grouting pipeline structure according to claim 1 is characterized in that: The shaking and scraping mechanism comprises a fixing ring (21) and a filter plate (23); the fixing ring (21) is fixedly connected to the inner wall of the conveying pipe (1); and a plurality of third springs (22) are fixedly connected between the fixing ring (21) and the filter plate (23).

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