CN217632482U

CN217632482U - Grouting device for shield tunnel

Info

Publication number: CN217632482U
Application number: CN202222448520.1U
Authority: CN
Inventors: 王云龙; 罗桂军; 肖超; 刘湛; 钟文京; 刘伟强; 张永康
Original assignee: CCFEB Civil Engineering Co Ltd
Current assignee: CCFEB Civil Engineering Co Ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2022-10-21
Anticipated expiration: 2032-09-16

Abstract

The utility model belongs to the technical field of engineering machinery, in particular to a grouting device for a shield tunnel, which comprises a support column, a cleaning component and an adjusting unit; the utility model discloses a grouting device, including the support column, the bottom rigid coupling of clean subassembly is at the top of support column, the equal swing joint in the inside of support column in both ends of regulating unit, clean subassembly includes motor, body, base, the bottom rigid coupling of motor is at the top of support column, the top of support column is provided with the water tank, water pipe one end and water tank intercommunication, the water pipe other end runs through support column and body intercommunication, the bottom of body is provided with flexible pipe and telescopic link, the output of motor runs through the support column and rotates the one end of connecting at the telescopic link, body movable sleeve establishes on flexible pipe, and body cavity and flexible pipe cavity intercommunication, and this kind of device makes the grouting nozzle in time carry out cleaning at the in-process of work to protection slip casting shower nozzle normally carries out grouting work.

Description

Grouting device for shield tunnel

Technical Field

The utility model relates to an engineering machine tool technical field specifically is a shield constructs slip casting device for tunnel.

Background

The shield method is a fully mechanical construction method in the construction of the undercut method, which is to push the shield machine in the ground and prevent the collapse into the tunnel by the surrounding rocks around the shield shell and the segment support.

The grouting of the shield tunnel is a method for improving the physical and mechanical properties of the shield tunnel by injecting certain curable grout into cracks or pores of the rock-soil foundation through replacement, filling, extrusion and the like.

In the grouting process of the existing shield tunnel, a drill bit is often required to be inserted into a grouting position to perform grouting work on the drill bit position, but during the grouting work, a grouting nozzle is easily blocked by dust, so that the grouting nozzle cannot perform grouting work.

SUMMERY OF THE UTILITY MODEL

In order to compensate for the deficiencies of the prior art, the utility model provides a shield constructs slip casting device for tunnel.

The utility model provides a technical scheme that its technical problem adopted is: a grouting device for a shield tunnel comprises a support column, a cleaning assembly and an adjusting unit; the bottom of the cleaning component is fixedly connected to the top of the supporting column, and two ends of the adjusting unit are movably connected to the inside of the supporting column;

clean subassembly includes motor, body, base, the bottom rigid coupling of motor is at the top of support column, the top of support column is provided with the water tank, water pipe one end and water tank intercommunication, the water pipe other end runs through support column and body intercommunication, the bottom of body is provided with flexible pipe and telescopic link, the output of motor runs through the support column and connects the one end at the telescopic link, is connected through the connecting plate between body and the flexible pipe, and body cavity and flexible pipe cavity intercommunication, the telescopic link sets up in the cavity of body and flexible pipe, the other end of telescopic link is provided with the drill bit, the top rigid coupling of base is in the bottom of flexible pipe, the base runs through and is equipped with the round hole, the round hole is provided with a plurality of, just the round hole with the inside intercommunication of base.

Preferably, the adjusting unit includes fixed plate, a pole and gag lever post, the one end of a pole rotates the inside of connecting at the support column, the other end of a pole is provided with the helical gear, the helical gear rotates the other end of connecting at a pole, the equal rigid coupling in the inside of support column in both ends of gag lever post, the both ends of fixed plate rotate respectively and connect on a pole and gag lever post.

Preferably, the side wall of the bevel gear is provided with a hand wheel, and the hand wheel penetrates through the support column and is fixedly connected to the side wall of the bevel gear.

Preferably, the top of fixed plate sets up the ring, the inner wall of ring bonds at the outer wall of flexible pipe, the bottom of fixed plate is provided with the sliding seat, the sliding seat is provided with two sets ofly, and two the equal symmetry in bottom of sliding seat rotates the bottom of connecting at the fixed plate.

Preferably, the connecting plate is provided with two, two it is fixed through the pin between the connecting plate, and the top rigid coupling of connecting plate is in the one end of body, the below the bottom rigid coupling of connecting plate is in the one end of flexible pipe, the pin is provided with a plurality of, a plurality of the pin is followed the axis of connecting plate is ring array and distributes.

Preferably, the bottom of support column is provided with universal wheel assembly, universal wheel assembly is provided with a plurality of, just the top of universal wheel assembly all rotates the bottom of connecting at the support column, the equal symmetry in both sides of support column is provided with the handle.

The utility model discloses an useful part lies in:

1. the utility model discloses a cavity that sets up inside the flexible pipe makes the rivers inside the water tank flow to the outside of base through the flexible pipe, through the cooperation between the connecting plate that flexible pipe outside set up and the pin, flexible pipe's dismantlement and installation are more convenient, and the telescopic link inside the flexible pipe rotates to be connected at the output of motor simultaneously, makes the drill bit at the during operation, and the rivers inside the water tank also can flow to the outside of drill bit through;

2. the utility model discloses a rotation hand wheel makes the helical gear rotate, does benefit to the rotation of helical gear and drives a pole and rotate, makes the outside fixed plate of pole remove No. one to make flexible pipe reciprocate, avoid needing the slip casting position to hang down the condition of unable work excessively.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic structural diagram of a support column according to an embodiment;

FIG. 2 is a cross-sectional structural view of a support column according to an embodiment;

FIG. 3 is a schematic view of a fixing plate according to one embodiment;

FIG. 4 is a schematic view of a telescopic tube according to an embodiment;

FIG. 5 is a view of the embodiment showing the combination of a handle and a cleat.

In the figure: 1. a support column; 2. an adjustment unit; 21. a hand wheel; 22. a fixing plate; 23. a limiting rod; 24. a first rod; 25. a helical gear; 3. a handle; 4. a cleaning assembly; 41. a water tank; 42. a motor; 43. a pipe body; 44. a water pipe; 45. a telescopic pipe; 46. a base; 47. a drill bit; 48. a telescopic rod; 50. a circular hole; 6. a pin; 7. a connecting plate; 8. a circular ring; 9. a movable seat; 10. a universal wheel assembly; 11. provided is a non-slip mat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, a grouting apparatus for a shield tunnel includes a support column 1, a cleaning assembly 4 and an adjusting unit 2; the bottom of the cleaning component 4 is fixedly connected to the top of the supporting column 1, and two ends of the adjusting unit 2 are movably connected to the inside of the supporting column 1;

clean subassembly 4 includes motor 42, body 43, base 46, the bottom rigid coupling of motor 42 is at the top of support column 1, the top of support column 1 is provided with water tank 41, water pipe 44 one end and water tank 41 intercommunication, the water pipe 44 other end runs through support column 1 and body 43 intercommunication, the bottom of body 43 is provided with flexible pipe 45 and telescopic link 48, the output of motor 42 runs through the one end that support column 1 connects at telescopic link 48, body 43 with connect through connecting plate 7 between the flexible pipe 45, and body cavity and flexible pipe cavity intercommunication, telescopic link 48 sets up in body 43 and the cavity of flexible pipe 45, the other end of telescopic link 48 is provided with drill bit 47, the top rigid coupling of base 46 is in the bottom of flexible pipe 45, the other end at telescopic link 48 is connected at the top of drill bit 47, base 46 runs through being equipped with round hole 50, round hole 50 is provided with a plurality of, just round hole 50 with the inside intercommunication of base 46.

In operation, in the grouting process of the existing shield tunnel, a drill bit is often required to be inserted into the grouting position, and grouting work is performed on the drill bit, but the grouting nozzle is easily blocked by dust during grouting work, so that the grouting nozzle cannot perform grouting work, the telescopic pipe 45 is placed inside the fixed plate 22, the telescopic pipe 48 is rotatably connected to the output end of the motor 42 through a thread at the top of the telescopic pipe 48, meanwhile, a threaded hole is formed in the other end of the telescopic pipe 48, the drill bit 47 is connected with the telescopic pipe 48 by rotating the drill bit 47, the telescopic pipe 45 is driven by the motor 42 to rotate when rotating, the drill bit 47 performs drilling work on the ground through rotation of the drill bit 47, the telescopic pipe 45 and the pipe body 43 at the bottom of the support column 1 perform protection work on the telescopic pipe 48, the situation that the drill bit 47 and the telescopic pipe 48 cannot work is avoided, meanwhile, the water pipe 44 on one side of the water tank 41 penetrates through the inside of the support column 1 and is fixed inside the pipe body 43, water flow inside the water tank 41 enters the telescopic pipe 45 through the water pipe 44, the round hole 50 inside the base 46 is further, the position of the drill bit 47 is arranged, and the grouting work is avoided, and the grouting nozzle is blocked during grouting work.

The adjusting unit 2 comprises a fixing plate 22, a first rod 24 and a limiting rod 23, one end of the first rod 24 is rotatably connected inside the supporting column 1, the other end of the first rod 24 is provided with a bevel gear 25, the bevel gear 25 is rotatably connected at the other end of the first rod 24, two ends of the limiting rod 23 are fixedly connected inside the supporting column 1, and two ends of the fixing plate 22 are respectively rotatably connected to the first rod 24 and the limiting rod 23;

during operation, the helical gear 25 rotates to drive the first rod 24 to rotate, the first rod 24 rotates to drive the fixing plate 22 to move, and the limiting rod 23 on the side wall of the fixing plate 22 enables the fixing plate 22 to move upwards along the limiting rod 23, so that the fixing plate 22 drives the telescopic pipe 45 to move upwards.

A hand wheel 21 is arranged on the side wall of the bevel gear 25, and the hand wheel 21 penetrates through the support column 1 and is fixedly connected to the side wall of the bevel gear 25;

during operation, the bevel gear 25 is rotated by the rotation of the hand wheel 21, so that the fixing plate 22 is ensured to move up and down.

The top of the fixed plate 22 is provided with a circular ring 8, the inner wall of the circular ring 8 is bonded to the outer wall of the telescopic pipe 45, the bottom of the fixed plate 22 is provided with two groups of movable seats 9, and the bottoms of the two movable seats 9 are symmetrically and rotatably connected to the bottom of the fixed plate 22;

when the telescopic device works, the ring 8 is matched with the movable seat 9, the telescopic pipe 45 moves along with the movement of the fixed plate 22, meanwhile, the ring 8 drives the telescopic pipe 45 to move upwards when the fixed plate 22 moves upwards, and the movable seat 9 limits the telescopic pipe 45 when the fixed plate 22 moves downwards, so that the telescopic pipe 45 moves along with the movement of the fixed plate 22.

Connecting plate 7 is provided with two, two it is fixed through pin 6 between the connecting plate 7, and the top rigid coupling of connecting plate 7 is in the one end of body 43, the below the bottom rigid coupling of connecting plate 7 is in the one end of flexible pipe 45, pin 6 is provided with a plurality of, a plurality of pin 6 is followed the axis of connecting plate 7 is ring array and distributes.

During operation, the telescopic pipe 45 and the pipe body 43 are fixed by the connecting plate 7, so that the telescopic pipe 45 and the pipe body 43 are in a fixed state, and meanwhile, the two connecting plates 7 are fixed at the same position by the pin 6 arranged in the connecting plate 7.

The bottom of the support column 1 is provided with a plurality of universal wheel assemblies 10, the tops of the universal wheel assemblies 10 are rotatably connected to the bottom of the support column 1, and the two sides of the support column 1 are symmetrically provided with handles 3;

during operation, the rotation of the universal wheel assembly 10 is utilized to enable the telescopic pipe 45 in the support column 1 to move more conveniently during grouting operation, and meanwhile, the handles 3 on two sides of the support column 1 enable the support column 1 to move more conveniently, so that the support column 1 is guaranteed to move.

Example two

Referring to fig. 5, as another embodiment of the present invention, in a first comparative example, a non-slip mat 11 is disposed outside the handle 3; during operation, the friction outside the handle 3 is increased by the cooperation between the anti-slip pad 11 and the handle 3, so that the technician can move more stably.

The working principle is that in the grouting process of the existing shield tunnel, a drill bit is often required to be inserted into a grouting position, the grouting operation is performed on the position of the drill bit, but the grouting nozzle is easily blocked by dust and soil during the grouting operation, so that the grouting nozzle cannot perform the grouting operation, the telescopic pipe 45 is placed inside the fixed plate 22, the telescopic pipe 45 is fixed at the top of the fixed plate 22 by using the circular ring 8, the hand wheel 21 is rotated to drive the bevel gear 25 to rotate, meanwhile, the first rod 24 arranged outside the bevel gear 25 is rotated by using the bevel gear 25, the first rod 24 is rotated by using the rotation of the first rod 24 to drive the fixed plate 22 to move, meanwhile, the limiting rod 23 on the side wall of the fixed plate 22 drives the fixed plate 22 to move upwards along the limiting rod 23, so that the fixed plate 22 drives the telescopic pipe 45 to move upwards, the telescopic pipe 48 is rotatably connected to the output end of the motor 42 by using the threads on the top of the telescopic rod 48, meanwhile, the other end of the telescopic rod 48 is provided with a threaded hole, the drill bit 47 is connected with the telescopic rod 48, the drill bit 47 is connected with the telescopic pipe body 45, the telescopic pipe body 43, the water tank is prevented from being fixedly connected with the water tank 7, the water tank 7 is prevented from being fixedly connected to the water tank 7 by using the telescopic pipe 45, and the water tank 7, the water tank 7, recycle the inside round hole 50 of seting up of base 46, make rivers to the position of drill bit 47, avoid the drill bit when carrying out the slip casting work, plug the condition of slip casting nozzle, this kind of device makes the slip casting nozzle in time carry out cleaning at the in-process of work to the protection slip casting shower nozzle normally carries out the slip casting work.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a shield constructs slip casting device for tunnel which characterized in that: comprises a supporting column (1), a cleaning component (4) and an adjusting unit (2); the bottom of the cleaning component (4) is fixedly connected to the top of the supporting column (1), and two ends of the adjusting unit (2) are movably connected to the inside of the supporting column (1);

clean subassembly (4) include motor (42), body (43), base (46), the bottom rigid coupling of motor (42) is at the top of support column (1), the top of support column (1) is provided with water tank (41), water pipe (44) one end and water tank (41) intercommunication, water pipe (44) other end runs through support column (1) and body (43) intercommunication, the bottom of body (43) is provided with flexible pipe (45) and telescopic link (48), the output of motor (42) runs through support column (1) and connects the one end at telescopic link (48), is connected through connecting plate (7) between body (43) and flexible pipe (45), and body cavity and flexible pipe cavity intercommunication, telescopic link (48) set up in the cavity of body (43) and flexible pipe (45), the other end of telescopic link (48) is provided with drill bit (47), the top rigid coupling of base (46) is in the bottom of flexible pipe (45), base (46) runs through and is equipped with round hole (50), round hole (50) are provided with a plurality of, just round hole (50) with the inside intercommunication of base (46).

2. The grouting device for the shield tunnel according to claim 1, characterized in that: regulating unit (2) are including fixed plate (22), a pole (24) and gag lever post (23), the one end of a pole (24) rotates the inside of connecting at support column (1), the other end of a pole (24) is provided with helical gear (25), helical gear (25) rotate the other end of connecting at a pole (24), the equal rigid coupling in the inside of support column (1) in both ends of gag lever post (23), the both ends of fixed plate (22) rotate respectively and connect on a pole (24) and gag lever post (23).

3. The grouting device for the shield tunnel according to claim 2, characterized in that: the side wall of the bevel gear (25) is provided with a hand wheel (21), and the hand wheel (21) penetrates through the side wall of the bevel gear (25) and is fixedly connected with the support column (1).

4. The grouting device for the shield tunnel according to claim 3, characterized in that: the top of fixed plate (22) sets up ring (8), the inner wall of ring (8) bonds at the outer wall of flexible pipe (45), the bottom of fixed plate (22) is provided with sliding seat (9), sliding seat (9) are provided with two sets ofly, and two the equal symmetry in bottom of sliding seat (9) is rotated and is connected the bottom at fixed plate (22).

5. The grouting device for the shield tunnel according to claim 4, characterized in that: connecting plate (7) are provided with two, two it is fixed through pin (6) between connecting plate (7), and the top rigid coupling of connecting plate (7) is in the one end of body (43), the below the bottom rigid coupling of connecting plate (7) is in the one end of flexible pipe (45), pin (6) are provided with a plurality of, a plurality of pin (6) are followed the axis of connecting plate (7) is the ring array and distributes.

6. The grouting device for the shield tunnel according to claim 5, characterized in that: the bottom of support column (1) is provided with universal wheel subassembly (10), universal wheel subassembly (10) are provided with a plurality of, just the top of universal wheel subassembly (10) is all rotated and is connected in the bottom of support column (1), the equal symmetry in both sides of support column (1) is provided with handle (3).