Dry and hard cement mortar sealing and filling tool for tunnel consolidation grouting hole

Abstract

The utility model discloses a tunnel consolidation grouting hole dry and hard cement mortar sealing and filling tool which comprises a movable frame and a sealing and filling tool body, the sealing and filling tool body is composed of a sealing and filling cylinder, a cover plate, a motor, a spiral conveying blade, a grouting pipe and a feeding hopper, and fixing rods are fixedly connected to the front end and the rear end of the cover plate respectively. And the outer surface of the fixing rod is in threaded connection with a fixing cap used for limiting, and the limiting mechanism comprises a movable sleeve, a movable plate, a spring, a connecting block and a fixing pin. According to the dry and hard cement mortar sealing and filling tool for the tunnel consolidation grouting hole, the height of the sealing and filling tool can be conveniently and correspondingly adjusted according to the position of the grouting hole, the connecting support and the movable frame can be limited through the limiting mechanism after adjustment, and after use, through arrangement of a fixing plate, a fixing rod and a fixing cap, the sealing and filling tool is convenient to use. And the sealing and filling cylinder and the cover plate can be conveniently detached, the interior of the sealing and filling tool can be fully cleaned, and the situation that residual mortar is solidified in the sealing and filling tool, and follow-up use is affected is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field related to dry-hard cement mortar sealing, in particular to a dry-hard cement mortar sealing tool for tunnel consolidation grouting holes. Background Art

[0002] During tunnel construction, grouting holes are set up to improve the physical and mechanical properties of rocks with developed joints and fissures or fracture zones. These holes are called tunnel consolidation grouting holes. These holes need to be sealed with dry hard cement mortar and the corresponding sealing tools are required during the sealing process.

[0003] As shown in announcement number CN222045187U, a cement mortar grouting tool is disclosed to solve the technical problem that the existing grouting device easily causes cement mortar to be blocked at the discharge port. The grouting tool includes a shell provided with a feed hopper, a rotating shaft provided in the shell, a spiral stirring blade provided on the surface of the rotating shaft, a discharge nozzle connected to a grouting hose provided at the end of the shell away from the feed hopper, a piston provided at the end of the rotating shaft close to the discharge nozzle, the discharge nozzle and the piston are adapted to be conical, the rotating shaft is slidably connected to the end of the shell close to the feed hopper, and the large diameter of the piston is smaller than the diameter of the spiral stirring blade. The cement mortar is stirred by the rotating spiral stirring blade, and then squeezed by the reciprocating sliding piston, so that the residual cement mortar is extruded and transported to the discharge nozzle, and then the grouting is completed through the grouting hose. The shell and the end covers at both ends are detachable, which greatly facilitates cleaning after use;

[0004] However, the prior art has the problem that the sealing tool is difficult to move during use, and it is inconvenient to adjust the height of the sealing tool according to the position of the grouting hole. After use, there is residue in the sealing tool, and it is difficult to disassemble and clean the sealing tool. For example, the comparative patents listed above have such problems.

[0005] Therefore, we propose a tunnel consolidation grouting hole dry hard cement mortar sealing tool to solve the above problems. Utility Model Content

[0006] The purpose of the present utility model is to provide a dry-hard cement mortar sealing tool for tunnel consolidation grouting holes, so as to solve the problems in the prior art proposed in the above-mentioned background technology, that the sealing tool is inconvenient to move during use, and it is inconvenient to adjust the height of the sealing tool according to the position of the grouting hole. After use, there are residues in the sealing tool, and it is not easy to disassemble and clean the sealing tool.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a dry hard cement mortar sealing tool for tunnel consolidation grouting holes, comprising a mobile frame and a sealing tool;

[0008] The sealing tool consists of a sealing cylinder, a cover plate, a motor, a spiral conveying blade, a grouting pipe and a hopper;

[0009] Also includes:

[0010] A connecting bracket, wherein the connecting bracket and the movable frame form an up-and-down sliding structure, and the connecting bracket drives the filling tool to form a lifting structure in the middle of the movable frame, and a plurality of fixing holes are opened on the movable frame at equal intervals;

[0011] A fixing rod, wherein the fixing rod is fixedly connected to the front and rear ends of the cover plate, and the outer surface of the fixing rod is threadedly connected to a fixing cap for limiting the position. The fixing rod and the fixing cap drive the cover plate to form a disassembly structure at the upper end of the sealing cylinder;

[0012] Multiple groups of limiting mechanisms, each of which includes a movable sleeve, a movable plate, a spring, a connecting block and a fixing pin, and the limiting mechanism is used to support and position the connecting bracket and the movable bracket.

[0013] Preferably, moving wheels are installed at the lower end of the moving frame.

[0014] Preferably, a sealing cylinder is fixedly connected to the middle of the connecting bracket, and a cover plate is clamped on the upper end of the sealing cylinder. A motor is fixedly installed on the left end of the sealing cylinder, and a spiral conveying blade is fixedly connected to the output end of the motor.

[0015] Preferably, the motor drives the spiral conveying blade to rotate in the sealing cylinder, and the right end of the sealing cylinder is fixedly connected to the grouting pipe, and the front and rear ends of the sealing cylinder are fixedly connected to fixing plates.

[0016] Preferably, an upper hopper is fixedly connected to the upper left end of the cover plate.

[0017] Preferably, the middle slot of the fixing plate is connected to a fixing rod, and the outer side of the fixing plate is snap-connected with the fixing cap.

[0018] Preferably, the movable sleeve is slidably connected to the left and right ends of the sealing cylinder respectively, and a movable plate is provided on the outer side of the movable sleeve, a spring is provided between the bottom of the movable plate and the movable sleeve, and the front and rear ends of the movable plate are slidably connected to connecting blocks, and the upper end of the movable plate is engaged with the connecting bracket;

[0019] Wherein, the connecting blocks are fixedly connected to the front and rear ends of the movable sleeve respectively.

[0020] Preferably, a fixing pin is fixedly connected to the lower end of the movable sleeve, and the fixing pin is inserted into a fixing hole at a corresponding position.

[0021] Compared with the prior art, the beneficial effects of the present invention are as follows: the dry hard cement mortar sealing tool for consolidating grouting holes in tunnels is easy to move, and the sealing tool is driven to rise and fall by sliding up and down between the connecting bracket and the mobile bracket, thereby facilitating the corresponding adjustment of the height of the sealing tool according to the position of the grouting hole. After adjustment, the connecting bracket and the mobile bracket can be limited by the limiting mechanism, and after use, the sealing cylinder and the cover plate can be easily disassembled by setting the fixing plate, the fixing rod and the fixing cap, so that the interior of the sealing tool can be fully cleaned to prevent the residual mortar from solidifying inside and affecting subsequent use.

[0022] 1. It is equipped with a mobile frame and a connecting bracket. The lower end of the mobile frame is equipped with a moving wheel for easy movement. The connecting bracket and the mobile frame can slide up and down to facilitate the adjustment of the height of the sealing tool.

[0023] 2. It is equipped with a fixing plate, a fixing rod and a fixing cap. The fixing plate, the fixing rod and the fixing cap facilitate the disassembly between the cover plate and the sealing cylinder, so that the interior of the sealing tool can be disassembled and cleaned to prevent residue;

[0024] 3. A limiting mechanism is provided, which includes a movable sleeve, a movable plate, a spring, a connecting block and a fixing pin. Through the setting of the limiting mechanism, it is convenient to limit the connection bracket and the movable bracket after the height adjustment is completed. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the overall structure of the utility model in the southeast direction;

[0026] Figure 2 This is a schematic diagram of the front view cross-section structure of the sealing cylinder, cover plate and spiral conveying blade of the utility model;

[0027] Figure 3 This is a schematic diagram of the overall structure of the utility model in the southwest direction;

[0028] Figure 4 This is a schematic diagram of the top view of the structure of the utility model;

[0029] Figure 5 This is a schematic diagram of the explosion structure of the sealing cylinder and the cover plate of the utility model;

[0030] Figure 6 This is a bottom view of the overall structure of the mobile frame and connecting bracket of the utility model;

[0031] Figure 7 For this utility model Figure 6 A in the middle is an enlarged structural diagram;

[0032] Figure 8 This is a schematic diagram of the exploded structure of the movable sleeve, movable plate and connecting bracket of the utility model.

[0033] In the figure: 1. Moving frame; 2. Connecting bracket; 3. Sealing cylinder; 4. Cover plate; 5. Motor; 6. Spiral conveying blade; 7. Grouting pipe; 8. Upper hopper; 9. Fixed plate; 10. Fixed rod; 11. Fixed cap; 12. Limiting mechanism; 13. Movable sleeve; 14. Movable plate; 15. Spring; 16. Connecting block; 17. Fixing pin. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0035] See also Figures 1-8 , the utility model provides the following technical solutions.

[0036] Embodiment 1: In order to solve the problem in the prior art that the sealing tool is inconvenient to move during use and it is inconvenient to adjust the height of the sealing tool according to the position of the grouting hole, this embodiment adopts the following technical solution: a tunnel consolidation grouting hole dry hard cement mortar sealing tool is provided with a movable frame 1, a connecting bracket 2 and a limiting mechanism 12, an up and down sliding structure is formed between the connecting bracket 2 and the movable frame 1, and the connecting bracket 2 drives the sealing tool to form a lifting structure in the middle of the movable frame 1, a plurality of fixing holes are opened on the movable frame 1 at equal intervals, a movable wheel is installed at the lower end of the movable frame 1, and the limiting mechanism 12 includes a movable sleeve 13, a movable plate 14 , spring 15, connecting block 16 and fixing pin 17, and the limiting mechanism 12 is used to support and position the connecting bracket 2 and the movable frame 1, the movable sleeve 13 is slidably connected to the left and right ends of the sealing cylinder 3, and the outer side of the movable sleeve 13 is provided with a movable plate 14, a spring 15 is provided between the bottom of the movable plate 14 and the movable sleeve 13, and the front and rear ends of the movable plate 14 are slidably connected with connecting blocks 16, the upper end of the movable plate 14 is engaged with the connecting bracket 2, the connecting blocks 16 are fixedly connected to the front and rear ends of the movable sleeve 13, the lower end of the movable sleeve 13 is fixedly connected with a fixing pin 17, and the fixing pin 17 is inserted into the fixing hole at the corresponding position, such as Figure 1 、 Figure 3 、 Figure 6 、 Figure 7 and Figure 8As shown, first, the entire device is moved to the corresponding position by the moving wheel at the lower end of the mobile frame 1. After the movement is completed, according to the position of the grouting hole, the connecting bracket 2 is pulled upward, and the connecting bracket 2 slides with the mobile frame 1. The connecting bracket 2 drives the sealing tool to rise and fall, thereby adjusting the height of the sealing tool. When it is adjusted to the same height as the grouting hole, the grouting pipe 7 can be aligned with the grouting hole, thereby facilitating the adjustment of the height of the sealing tool. When the height adjustment is completed, the movable plate 14 is pulled upward, and the movable plate 14 slides with the connecting block 16. The movable plate 14 is spring-loaded. 15 is squeezed, causing the spring 15 to undergo elastic deformation, and then the movable sleeve 13 is moved, and the movable sleeve 13 slides between the connecting bracket 2, and the movable sleeve 13 drives the movable plate 14 to be inserted into the fixed hole at the corresponding position on the movable frame 1, thereby facilitating the limiting of the connection bracket 2 and the movable frame 1, and then directly releasing the movable plate 14, at this time the spring 15 restores its elastic deformation, pushing the movable plate 14 to move downward, so that the upper end of the movable plate 14 is engaged with the connecting bracket 2, thereby facilitating the limiting of the movable sleeve 13 and the connecting bracket 2, and preventing the fixing pin 17 from moving out of the fixing hole.

[0037] Embodiment 2: In order to solve the problems existing in the prior art, this embodiment adopts the following technical solutions: a tunnel consolidation grouting hole dry hard cement mortar sealing tool is provided with a sealing tool, which consists of a sealing cylinder 3, a cover plate 4, a motor 5, a spiral conveying blade 6, a grouting pipe 7 and an upper hopper 8. The middle part of the connecting bracket 2 is fixedly connected to the sealing cylinder 3, and the upper end of the sealing cylinder 3 is clamped with a cover plate 4. The left end of the sealing cylinder 3 is fixedly installed with a motor 5, and the output end of the motor 5 is fixedly connected to the spiral conveying blade 6. The motor 5 drives the spiral conveying blade 6 to rotate in the sealing cylinder 3, and the right end of the sealing cylinder 3 is fixedly connected to the grouting pipe 7, and the upper left end of the cover plate 4 is fixedly connected to the upper hopper 8. Figure 1 、 Figure 2 and Figure 3 As shown, dry hard cement mortar is added to the filling tube 3 through the upper hopper 8, and the starting motor 5 drives the spiral conveying blade 6 to rotate in the filling tube 3, so that the dry hard cement mortar can be transported and discharged outward through the grouting pipe 7 to seal the grouting hole.

[0038] Example 3: In order to solve the problem in the prior art that after use, there are residues in the sealing tool, which makes it difficult to disassemble and clean the sealing tool, this embodiment adopts the following technical solution: a tunnel consolidation grouting hole dry hard cement mortar sealing tool, which is provided with a fixing plate 9, a fixing rod 10 and a fixing cap 11. The front and rear ends of the sealing tube 3 are fixedly connected with the fixing plate 9, the middle card groove of the fixing plate 9 is connected with the fixing rod 10, and the outer side of the fixing plate 9 is snap-fitted with the fixing cap 11. The fixing rod 10 is fixedly connected to the front and rear ends of the cover plate 4 respectively, and the outer surface of the fixing rod 10 is threadedly connected with a fixing cap 11 for limiting. The fixing rod 10 together with the fixing cap 11 drives the cover plate 4 to form a disassembly structure at the upper end of the sealing tube 3, as shown in FIG. Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 As shown, after use, the fixing cap 11 threadedly connected to the outer surface of the fixing rod 10 can be rotated to disengage the fixing cap 11 from the fixing plate 9, thereby loosening the limit between the fixing rod 10 and the fixing plate 9, and then the fixing rod 10 is pulled upward, and the fixing rod 10 drives the cover plate 4 to move away from the upper end of the filling tube 3, thereby facilitating the full cleaning of the interior of the filling tool to prevent the residual dry and hard cement mortar from solidifying and affecting subsequent use.

[0039] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A dry hard cement mortar sealing tool for tunnel consolidation grouting holes, comprising a movable frame (1) and a sealing tool; The sealing tool is composed of a sealing cylinder (3), a cover plate (4), a motor (5), a spiral conveying blade (6), a grouting pipe (7) and an upper hopper (8); It is characterized by: Also includes: A connecting bracket (2), wherein an up-and-down sliding structure is formed between the connecting bracket (2) and the movable frame (1), and the connecting bracket (2) drives the sealing tool to form a lifting structure in the middle of the movable frame (1), and a plurality of fixing holes are provided on the movable frame (1) at equal intervals; A fixing rod (10), the fixing rod (10) being fixedly connected to the front and rear ends of the cover plate (4), respectively, and a fixing cap (11) for limiting position being threadedly connected to the outer surface of the fixing rod (10), the fixing rod (10) together with the fixing cap (11) driving the cover plate (4) to form a disassembly structure at the upper end of the sealing cylinder (3); Multiple groups of limiting mechanisms (12), the limiting mechanisms (12) comprising a movable sleeve (13), a movable plate (14), a spring (15), a connecting block (16) and a fixing pin (17), and the limiting mechanisms (12) are used to support and position the connecting bracket (2) and the movable bracket (1).

2. A dry-hard cement mortar sealing tool for tunnel consolidation grouting holes according to claim 1, characterized in that: The lower end of the movable frame (1) is provided with movable wheels.

3. The dry-hard cement mortar sealing tool for tunnel consolidation grouting holes according to claim 1, characterized in that: A sealing cylinder (3) is fixedly connected to the middle of the connecting bracket (2), and a cover plate (4) is clamped on the upper end of the sealing cylinder (3). A motor (5) is fixedly installed on the left end of the sealing cylinder (3), and a spiral conveying blade (6) is fixedly connected to the output end of the motor (5).

4. A dry-hard cement mortar sealing tool for tunnel consolidation grouting holes according to claim 3, characterized in that: The motor (5) drives the spiral conveying blade (6) to rotate in the sealing cylinder (3), and the right end of the sealing cylinder (3) is fixedly connected to the grouting pipe (7), and the front and rear ends of the sealing cylinder (3) are fixedly connected to the fixing plates (9).

5. The dry-hard cement mortar sealing tool for tunnel consolidation grouting holes according to claim 1, characterized in that: An upper hopper (8) is fixedly connected to the upper left end of the cover plate (4).

6. A dry-hard cement mortar sealing tool for tunnel consolidation grouting holes according to claim 4, characterized in that: The middle slot of the fixing plate (9) is connected to a fixing rod (10), and the outer side of the fixing plate (9) is snap-connected to the fixing cap (11).

7. The dry-hard cement mortar sealing tool for tunnel consolidation grouting holes according to claim 1, characterized in that: The movable sleeve (13) is slidably connected to the left and right ends of the sealing cylinder (3), and a movable plate (14) is provided on the outer side of the movable sleeve (13). A spring (15) is provided between the bottom of the movable plate (14) and the movable sleeve (13), and the front and rear ends of the movable plate (14) are slidably connected to connecting blocks (16). The upper end of the movable plate (14) is engaged with the connecting bracket (2); The connecting blocks (16) are respectively fixedly connected to the front and rear ends of the movable sleeve (13).

8. The dry-hard cement mortar sealing tool for tunnel consolidation grouting holes according to claim 7, characterized in that: The lower end of the movable sleeve (13) is fixedly connected with a fixing pin (17), and the fixing pin (17) is inserted into a fixing hole at a corresponding position.

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