CN216240679U

CN216240679U - Shield tunnel vault slidable slip formula slip casting system

Info

Publication number: CN216240679U
Application number: CN202122841323.1U
Authority: CN
Inventors: 周锡兵; 张子龙; 梁盛友; 杜世友; 周波; 沈阳奎; 谢明坤; 王义泽
Original assignee: China Railway No 8 Engineering Group Co Ltd
Current assignee: China Railway No 8 Engineering Group Co Ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-08
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a slip grouting system for a vault of a shield tunnel, which comprises a trolley body, wherein a slip mechanism is fixedly installed at the center of the top of the trolley body, the slip mechanism comprises a slip frame, and the slip frame is fixedly installed at the center of the top of the trolley body; the slip mechanism can be used for driving the slip system body to play a slip function so as to carry out slip casting work on all angles of one hundred eighty degrees and avoid the phenomenon that slip casting cannot be carried out due to incapability of disassembly, meanwhile, the auxiliary support mechanism can be used for assisting the slip mechanism to slip and supporting and limiting the slip mechanism so as to ensure the slip stability, the slip casting work can be carried out on the segment body through the arrangement of the slip casting system body, and the supporting and fixing effects can be achieved by the matching of the electric push rod and the supporting plate so as to be convenient for carrying out positioning work after the segment body is moved to a required position.

Description

Shield tunnel vault slidable slip formula slip casting system

Technical Field

The utility model relates to the technical field of tunnel grouting, in particular to a slip grouting system for a vault of a shield tunnel.

Background

The shield tunnel segment back can produce owing to factors such as stratum subside and form the cavity, if do not carry out the slip casting to the cavity and fill, can influence segment structural stability. However, the existing grouting system does not have a sliding tool, and the grouting system is inconvenient to disassemble and assemble due to the small operation space of two side parts of the grouting system, so that the grouting system is inconvenient to perform grouting work on two sides.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a slip grouting system for a vault of a shield tunnel, which has a slip function so as to facilitate sequential grouting work on two sides and one hundred eighty degrees of direction positions to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a shield tunnel vault slidable formula slip casting system, includes the platform truck body, the center department fixed mounting at platform truck body top has glide machanism, glide machanism is including the slip frame, slip frame fixed mounting is in the center department at platform truck body top, the groove that slides has been seted up at the middle part of slip frame surface, the inner wall sliding connection in groove that slides has the pulley, the top of pulley rolls there is the drive wheel, the one end of drive wheel runs through there is the bull stick, the one end key-type connection of bull stick has the motor, the motor passes through the one end key-type connection of output shaft and bull stick, the one end of pulley runs through there is the horizontal pole, the one end fixed mounting of motor has the connecting box, the lower part fixed mounting of connecting box both sides has supplementary supporting mechanism, the top fixed mounting of connecting box has slip casting machine to construct.

Preferably, the other end of the rotating rod is movably mounted on the upper portion of one side of the inner cavity of the connecting box, one end and the other end of the cross rod are movably mounted on the lower portions of two sides of the inner cavity of the connecting box, and the pulleys and the driving wheels are matched.

Preferably, slip casting mechanism includes the mounting panel, mounting panel fixed mounting is in the top of connecting box, the top fixed mounting of mounting panel has slip casting system body, the both sides at slip casting system body top all communicate there is the slip casting pipe.

Preferably, the bottom fixed mounting of platform truck body inner chamber has the notes subassembly of pressing, the notes subassembly of pressing includes overhead tank, pressure control case and coupling hose, overhead tank difference fixed mounting is in the both sides of platform truck body inner chamber bottom, pressure control case fixed mounting is in the center department of platform truck body inner chamber bottom and is located between two sets of overhead tanks, the one end intercommunication of overhead tank has coupling hose, coupling hose's the other end and the both sides intercommunication of slip casting system body.

Preferably, the auxiliary supporting mechanism comprises a limiting groove, the limiting groove is formed in the front side and the rear side of the inner wall of the middle of the trolley body and located on the outer side of the sliding frame, a sliding ball is connected to the inner cavity of the limiting groove in a sliding mode, a supporting rod is fixedly mounted on one side of the sliding ball, and one end of the supporting rod is fixedly mounted on the lower portion of the outer side of the connecting box.

Preferably, the lower parts of the two sides of the connecting box and the lower part of the supporting rod are fixedly provided with electric push rods, one end of each electric push rod is fixedly provided with a supporting plate, and the supporting plate is positioned below the sliding ball.

Preferably, the bottom fixed mounting of platform truck body has the removal subassembly, the removal subassembly includes the tunnel body, the equal fixed mounting in both ends of tunnel body inner chamber bottom has down the slide rail, the equal fixed mounting in both sides of platform truck body bottom has last slide rail, the bottom of going up the slide rail and the top sliding connection of slide rail down, the outside fixed mounting at tunnel body top has the section of jurisdiction body, the play oar end of slip casting pipe extends to between section of jurisdiction body and the tunnel body.

Compared with the prior art, the utility model has the beneficial effects that:

1. the auxiliary support mechanism can be used for assisting the slip mechanism to slip and supporting and limiting the slip mechanism so as to ensure the stability of the slip.

2. The utility model can be used for grouting the duct piece body through the arrangement of the grouting system body, and the supporting and fixing effects can be achieved by the matching of the electric push rod and the abutting plate, so that the positioning work can be conveniently carried out after the duct piece is moved to a required position.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic view of a partial three-dimensional structure of a limiting groove according to the present invention;

FIG. 4 is a schematic perspective view of the sliding frame according to the present invention;

fig. 5 is a structural schematic diagram of the grouting system in a state after rotation.

In the figure: 1. a trolley body; 2. a sliding mechanism; 21. a sliding frame; 22. a sliding groove; 23. a pulley; 24. a drive wheel; 25. a rotating rod; 26. a motor; 27. a cross bar; 28. a connecting box; 3. a grouting mechanism; 31. mounting a plate; 32. a grouting system body; 33. a grouting pipe; 4. an auxiliary support mechanism; 41. a limiting groove; 42. a sliding ball; 43. a strut; 5. an electric push rod; 6. a resisting plate; 7. the segment body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the utility model provides a slip grouting system for a vault of a shield tunnel, which includes a trolley body 1, as shown in the figure, a slip mechanism 2 is fixedly installed at the center of the top of the trolley body 1, the slip mechanism 2 includes a slip frame 21, the slip frame 21 is fixedly installed at the center of the top of the trolley body 1, a slip groove 22 is formed in the middle of the outer surface of the slip frame 21, a pulley 23 is slidably connected to the inner wall of the slip groove 22, a driving wheel 24 rolls on the top of the pulley 23, a rotating rod 25 penetrates through one end of the driving wheel 24, the slip frame 21 plays a role of supporting and facilitating the sliding of the pulley 23, the slip groove 22 is conveniently engaged with the pulley 23 to perform a sliding operation on the inner wall thereof, the rotating rod 25 is used for supporting and installing the driving wheel 24, and the driving wheel 24 facilitates the rotation of the pulley 23.

The one end key-type of bull stick 25 has motor 26, motor 26 is connected with the one end key-type of bull stick 25 through the output shaft, the one end of pulley 23 is run through there is horizontal pole 27, motor 26's one end fixed mounting has connecting box 28, the lower part fixed mounting of connecting box 28 both sides has supplementary supporting mechanism 4, the top fixed mounting of connecting box 28 has slip casting mechanism 3, motor 26 then mainly plays driven effect, make it rotate and accomplish the work of sliding with driving bull stick 25, connecting box 28 then is used for installing and supporting the subassembly simultaneously, so that it reaches the function and the effect of sliding, and motor 26 drives it regularly and slides to the right side, the reversal then moves back to initial position and continue the reversal then can remove to the left side.

As shown in fig. 2, 3 and 4, the other end of the rotating rod 25 is movably mounted on the upper portion of one side of the inner cavity of the connecting box 28, one end and the other end of the cross rod 27 are movably mounted on the lower portions of the two sides of the inner cavity of the connecting box 28, the pulley 23 and the driving wheel 24 are engaged, the rotating rod 25 and the connecting box 28 are movably mounted, so that the rotating rod 25 can be conveniently supported and mounted, and meanwhile, the connecting box 28 can also support and mount the cross rod 27.

As shown in fig. 2, 3 and 4, the grouting mechanism 3 includes a mounting plate 31, the mounting plate 31 is fixedly mounted on the top of the connecting box 28, a grouting system body 32 is fixedly mounted on the top of the mounting plate 31, grouting pipes 33 are communicated with both sides of the top of the grouting system body 32, the mounting plate 31 is used for mounting the grouting system body 32, the grouting system body 32 plays a role in grouting, and the grouting pipes 33 are convenient for conveying and spraying grouting.

As shown in fig. 2, 3 and 4, the bottom fixed mounting of 1 inner chamber of platform truck body has the notes subassembly of pressing, the notes subassembly of pressing includes the overhead tank, pressure control box and coupling hose, the overhead tank is fixed mounting respectively in the both sides of 1 inner chamber bottom of platform truck body, pressure control box fixed mounting is in the center department of 1 inner chamber bottom of platform truck body and is located between two sets of overhead tanks, the one end intercommunication of overhead tank has coupling hose, coupling hose's the other end and the both sides intercommunication of slip casting system body 32, the overhead tank mainly used stores pressure and makes its pressure boost's effect, the pressure control box is convenient for control its pressure's size and the switch work, coupling hose then can play the effect of carrying pressure in addition.

As shown in fig. 2, 3 and 4, the auxiliary supporting mechanism 4 includes a limiting groove 41, the limiting groove 41 is opened on the front and back sides of the inner wall of the middle portion of the trolley body 1 and is located on the outer side of the sliding frame 21, an inner cavity of the limiting groove 41 is connected with a sliding ball 42 in a sliding manner, a supporting rod 43 is fixedly installed on one side of the sliding ball 42, one end of the supporting rod 43 is fixedly installed on the lower portion of the outer side of the connecting box 28, the limiting groove 41 facilitates the sliding of the sliding ball 42, and two thirds of the sliding ball is conveniently installed inside the sliding ball, so that the sliding ball slides inside the sliding groove, the supporting rod 43 is used for connecting and installing the sliding ball 42, the above cooperation can play a role of limiting and supporting the sliding mechanism 2, and prevents the sliding mechanism from falling off.

As shown in fig. 2, 3 and 4, the lower portions of the two sides of the connecting box 28 and the lower portion of the supporting rod 43 are fixedly provided with the electric push rod 5, one end of the electric push rod 5 is fixedly provided with the abutting plate 6, the abutting plate 6 is located below the sliding ball 42, and the electric push rod 5 can be used for pushing the abutting plate 6 to be in close contact with the groove wall of the middle portion of the trolley body 1, so that the supporting and fixing effects are achieved, and the electric push rod is conveniently located to a required position during moving.

The bottom fixed mounting of platform truck body 1 has the removal subassembly, the removal subassembly includes the tunnel body, the equal fixed mounting in both ends of tunnel body inner chamber bottom has lower slide rail, the equal fixed mounting in both sides of platform truck body 1 bottom has last slide rail, the bottom of going up the slide rail and the top sliding connection of lower slide rail, the outside fixed mounting at tunnel body top has section of jurisdiction body 7, the play oar end of slip casting pipe 33 extends to between section of jurisdiction body 7 and the tunnel body, the tunnel body is excavated by the shield structure machine, and utilize the cooperation of lower slide rail and last slide rail, make things convenient for platform truck body 1 to slide and impel, section of jurisdiction body 7 mainly used bears functions such as pressure load.

Meanwhile, the sliding frame 21 can be embodied in another mode and can achieve the required effect, the sliding frame can be directly paved on the top of the trolley body 1 and the surfaces of the upper parts of the two sides of the trolley body, and the arc-shaped frame is installed at the corner like the shape of the sliding frame 21, so that the sliding function and the effect which are the same as those of the sliding frame are achieved, and the subsequent grouting work is facilitated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a but shield tunnel vault sliding slip formula slip casting system, includes platform truck body (1), its characterized in that: the center of platform truck body (1) top department fixed mounting have glide machanism (2), glide machanism (2) are including sliding frame (21), sliding frame (21) fixed mounting is in the center department at platform truck body (1) top, sliding groove (22) have been seted up at the middle part of sliding frame (21) surface, the inner wall sliding connection of sliding groove (22) has pulley (23), the top roll of pulley (23) has drive wheel (24), the one end of drive wheel (24) is run through has bull stick (25), the one end key-type connection of bull stick (25) has motor (26), motor (26) are through the one end key-type connection of output shaft and bull stick (25), the one end of pulley (23) is run through has horizontal pole (27), the one end fixed mounting of motor (26) has connecting box (28), the lower part fixed mounting of connecting box (28) both sides has auxiliary support mechanism (4), and a grouting mechanism (3) is fixedly arranged at the top of the connecting box (28).

2. The slip-type grouting system for the vault of the shield tunnel according to claim 1, wherein: the other end of the rotating rod (25) is movably mounted on the upper portion of one side of the inner cavity of the connecting box (28), one end and the other end of the cross rod (27) are movably mounted on the lower portions of two sides of the inner cavity of the connecting box (28), and the pulley (23) and the driving wheel (24) are matched.

3. The slip-type grouting system for the vault of the shield tunnel according to claim 1, wherein: slip casting mechanism (3) include mounting panel (31), mounting panel (31) fixed mounting is in the top of connecting box (28), the top fixed mounting of mounting panel (31) has slip casting system body (32), the both sides at slip casting system body (32) top all communicate there are slip casting pipe (33).

4. Slip-able grouting system for vault of shield tunnel according to claim 3, characterized in that: the bottom fixed mounting of platform truck body (1) inner chamber has the notes subassembly of pressing, the notes subassembly of pressing includes overhead tank, pressure control case and coupling hose, overhead tank difference fixed mounting is in the both sides of platform truck body (1) inner chamber bottom, pressure control case fixed mounting is located and is located between two sets of overhead tanks in the center department of platform truck body (1) inner chamber bottom, the one end intercommunication of overhead tank has coupling hose, coupling hose's the other end and the both sides intercommunication of slip casting system body (32).

5. The slip-type grouting system for the vault of the shield tunnel according to claim 1, wherein: supplementary supporting mechanism (4) include spacing groove (41), both sides and the outside that is located the frame that slides (21) around the inner wall of platform truck body (1) middle part are seted up in spacing groove (41), the inner chamber sliding connection of spacing groove (41) has smooth ball (42), one side fixed mounting of smooth ball (42) has branch (43), the lower part fixed mounting in the one end and the connecting box (28) outside of branch (43).

6. The slip-type grouting system for the vault of the shield tunnel according to claim 1, wherein: the lower parts of the two sides of the connecting box (28) are fixedly provided with an electric push rod (5) below the supporting rod (43), one end of the electric push rod (5) is fixedly provided with a supporting plate (6), and the supporting plate (6) is positioned below the sliding ball (42).

7. Slip-able grouting system for vault of shield tunnel according to claim 3, characterized in that: the utility model discloses a tunnel grouting machine, including platform truck body, the bottom fixed mounting of platform truck body (1) has the removal subassembly, the removal subassembly includes the tunnel body, the equal fixed mounting in both ends of tunnel body inner chamber bottom has down the slide rail, the equal fixed mounting in both sides of platform truck body (1) bottom has last slide rail, the bottom of going up the slide rail and the top sliding connection of slide rail down, the outside fixed mounting at tunnel body top has section of jurisdiction body (7), the play oar end of slip casting pipe (33) extends to between section of jurisdiction body (7) and the tunnel body.