CN218509497U

CN218509497U - Be used for shield to construct reinforced (rfd) mobile device of slip casting

Info

Publication number: CN218509497U
Application number: CN202222689549.9U
Authority: CN
Inventors: 孟庆龙; 李坤; 张秋芳; 王荟理; 崔盟昭; 田胜领; 鄢海金; 白家荣; 张泽明
Original assignee: Beijing Municipal Construction Co Ltd
Current assignee: Beijing Municipal Construction Co Ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-02-21
Anticipated expiration: 2032-10-12

Abstract

The utility model belongs to the technical field of tunnel construction, in particular to a mobile device for shield grouting reinforcement, which comprises a device main body; the utility model discloses a shield grouting reinforcement device, including device main part, regulation storehouse, motor room, screw rod, threaded rod, bearing, adjustable shield grouting reinforcement device, device main part top is provided with the storage thick liquid storehouse, device main part bottom is provided with the bottom plate, the inside regulation storehouse of having seted up of device main part, the inside adjustment mechanism that is provided with of regulation storehouse, its characterized in that, adjustment mechanism includes the motor room, the motor room is seted up in regulation storehouse bottom central point department of putting, the motor indoor portion is provided with step motor, bolt fixedly connected with motor lid is passed through on motor room top, motor lid top is close to central point department of putting and has seted up the through-hole, step motor pivot fixedly connected with threaded rod, the through-hole is laminated with the threaded rod slides, threaded rod top fixedly connected with bearing has realized adjustable shield grouting reinforcement device's function through adjustment mechanism's structural design.

Description

Be used for shield to construct reinforced (rfd) mobile device of slip casting

Technical Field

The utility model relates to a tunnel construction technical field specifically is a mobile device for shield constructs slip casting is consolidated.

Background

The subway shield tunnel inevitably passes through weak strata such as a sludge layer and a fine sand layer with poor stability, and the sludge layer and the fine sand layer at the bottom of the tunnel are easy to creep or liquefy under the action of dynamic load, so that the tunnel is settled and deformed to influence the normal use of the tunnel. In order to reduce the risk, the sludge layer and the sand layer need to be reinforced.

The existing shield grouting reinforcement device usually uses a drilling machine to drill a hole in a weak stratum, then places a rhinestone in the hole, injects slurry into the rhinestone through a grouting pump, and injects the slurry into the weak stratum through grouting ports formed in the periphery of the rhinestone to complete grouting reinforcement on the weak stratum.

Most of the existing shield grouting reinforcement devices are of fixed structures, the devices cannot be adjusted, the controllable range of the devices is small, and the grouting of a plurality of holes is very inconvenient, so that the project progress is influenced; therefore, the moving device for shield grouting reinforcement is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, current shield constructs slip casting reinforcing apparatus is fixed structure mostly, can't adjust the device, and the cost is big when using, and is very inconvenient when carrying out the slip casting to a plurality of holes, influences the problem of engineering process, the utility model provides a be used for the reinforced mobile device of shield structure slip casting.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a mobile device for shield grouting reinforcement, which comprises a device main body; the device is characterized in that a pulp storage bin is arranged at the top end of the device main body, a bottom plate is arranged at the bottom end of the device main body, an adjusting bin is arranged in the device main body, and an adjusting mechanism is arranged in the adjusting bin;

adjustment mechanism includes the motor room, the motor room is seted up in regulation storehouse bottom central point department of putting, the inside step motor that is provided with of motor room, bolt fixedly connected with motor lid is passed through on the motor room top, motor lid top is close to central point department of putting and has seted up the through-hole, step motor pivot fixedly connected with threaded rod, through-hole and threaded rod slip laminating, threaded rod top fixedly connected with bearing, bearing fixed connection is inside device main part top, the horizontal both sides of threaded rod all are provided with the gag lever post, the outside threaded connection of threaded rod has the platform, the platform cover is established at the gag lever post outside surface, device main part front end is close to both sides position department and has all seted up the quad slit, be perpendicular sliding connection between platform front end and the quad slit, platform front end fixedly connected with fixed backup plate, fixed backup plate front end is close to bottom position department fixedly connected with connecting seat, the connecting seat front end is provided with the slip casting subassembly.

Preferably, two sets of the gag lever post both ends all are provided with the fixation clamp seat, the fixation clamp seat passes through bolt and gag lever post fixed connection, the fixation clamp seat bottom is through bolt fixed connection at device main part inner wall.

Preferably, the positions close to the two sides between the fixed backup plate and the connecting seat are fixedly connected with supporting rods.

Preferably, the front end of the fixed backup plate is close to the center and is fixedly connected with a cylinder through a bolt, the cylinder is connected with a piston rod through a sliding way, and one end of the piston rod, far away from the cylinder, is fixedly connected with a conveying seat.

Preferably, a plurality of groups of sliding cylinders are fixedly connected inside the connecting seat, the sliding cylinders are connected with sliding rods through sliding, and one ends, far away from the sliding cylinders, of the sliding rods are fixedly connected to one ends of the conveying seats.

Preferably, the position of the front end of the pulp storage bin close to the bottom end is fixedly connected with a conveying pipe, one end of the conveying pipe, far away from the pulp storage bin, is fixedly connected to the top end of the conveying seat, and the bottom end of the conveying seat is fixedly connected with a grouting pipe.

The utility model discloses an useful part lies in:

1. the utility model discloses an adjustment mechanism's structural design has realized adjustable shield and has constructed slip casting reinforcing apparatus's function, has solved that current shield constructs slip casting reinforcing apparatus and is fixed structure mostly, can't adjust the device, and the controllable scope of device is less, and is very inconvenient when carrying out the slip casting to a plurality of holes, influences the problem of engineering progress.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below 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 labor.

Fig. 1 is a schematic overall perspective structure of the first embodiment;

FIG. 2 is a schematic perspective view, partially in cross section, illustrating a first embodiment of the present invention;

FIG. 3 is an enlarged schematic view of a portion A of FIG. 2 according to the first embodiment;

FIG. 4 is an enlarged structural diagram of the first embodiment at B in FIG. 2;

fig. 5 is a schematic overall perspective structure of the second embodiment.

In the figure: 1. a device main body; 2. a pulp storage bin; 3. a base plate; 4. adjusting the bin; 5. a motor chamber; 6. a stepping motor; 7. a motor cover; 8. a through hole; 9. a threaded rod; 10. a bearing; 11. a limiting rod; 12. a platform; 13. a square hole; 14. fixing a backup plate; 15. a connecting seat; 16. fixing the clamp seat; 17. a support bar; 18. a cylinder; 19. a piston rod; 20. a conveying seat; 21. a slide cylinder; 22. a slide bar; 23. a delivery pipe; 24. grouting pipes; 25. a rubber ring; 26. and a limiting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 of 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 to 4, a mobile device for shield grouting reinforcement includes a device body 1; the device is characterized in that a pulp storage bin 2 is arranged at the top end of the device main body 1, a bottom plate 3 is arranged at the bottom end of the device main body 1, an adjusting bin 4 is arranged in the device main body 1, and an adjusting mechanism is arranged in the adjusting bin 4;

the adjusting mechanism comprises a motor chamber 5, the motor chamber 5 is arranged at the central position of the bottom end of the adjusting bin 4, a stepping motor 6 is arranged inside the motor chamber 5, the top end of the motor chamber 5 is fixedly connected with a motor cover 7 through a bolt, a through hole 8 is formed in the position, close to the central position, of the top end of the motor cover 7, a rotating shaft of the stepping motor 6 is fixedly connected with a threaded rod 9, the through hole 8 is in sliding fit with the threaded rod 9, the top end of the threaded rod 9 is fixedly connected with a bearing 10, the bearing 10 is fixedly connected inside the top end of the device main body 1, the two horizontal sides of the threaded rod 9 are both provided with limiting rods 11, the outer side of the threaded rod 9 is in threaded connection with a platform 12, the platform 12 is sleeved on the outer side surface of the limiting rods 11, the positions, close to the two sides, of the front end of the device main body 1, are both provided with square holes 13, the front end of the platform 12 is in vertical sliding connection with the square holes 13, the front end of the platform 12 is fixedly connected with a fixed backup plate 14, the front end of the fixed backup plate 14, the position, the front end of the fixed backup plate is close to the bottom end is fixedly connected with a connecting seat 15, and the front end of the connecting seat 15 is provided with a grouting assembly;

during operation, the present shield constructs slip casting reinforcing apparatus is mostly fixed structure, can't adjust the device, the controllable scope of device is less, it is very inconvenient when carrying out the slip casting to a plurality of holes, influence the engineering progress, need use adjustment mechanism when needing to adjust the slip casting reinforcing apparatus, when the device needs to go up and down, at first control motor chamber 5 inside fixed connection's step motor 6 pivot rotate, thereby drive its fixed connection's threaded rod 9, pass through bolt fixed connection motor lid 7 on motor chamber 5 top, prevent debris such as dust from getting into motor chamber 5 and causing step motor 6 to damage and play the protection effect, be provided with bearing 10 on threaded rod 9 top, make threaded rod 9 can the steady rotation, threaded rod 9 rotates and drives platform 12 and rise, through set up gag lever post 11 in threaded rod 9 both sides, make platform 12 can stably go up and down, the stability of mechanism has been strengthened, platform 12 drives the fixed backup plate 14 of fixed connection rather than and goes up and down together, thereby drive and go up and down together with fixed backup plate 14 fixed connection seat 15 of fixed connection, when the slip casting assembly need extend to the outside, thereby the slip casting barrel is carried out through the adjustment mechanism through the slip casting machine 20 to the slip casting machine is carried out to the stability of adjusting the connection that the connection seat that the control is carried out.

Two ends of each of the two groups of limiting rods 11 are provided with a fixing clamp 16, the fixing clamp 16 is fixedly connected with the limiting rods 11 through bolts, and the bottom ends of the fixing clamps 16 are fixedly connected to the inner wall of the device main body 1 through bolts;

during operation, through setting up two sets of gag lever post 11, make platform 12 can the steady operation, through setting up fixed holder 16, can restrict the position of gag lever post 11, increase the stability of device.

A support rod 17 is fixedly connected between the fixed backup plate 14 and the connecting seat 15 at a position close to two sides;

during operation, the support rod 17 is fixedly connected between the fixed backup plate 14 and the connecting seat 15, so that the connection between the fixed backup plate 14 and the connecting seat 15 is more stable.

The front end of the fixed backup plate 14 is fixedly connected with an air cylinder 18 through a bolt at a position close to the center, the air cylinder 18 is connected with a piston rod 19 through a sliding way, and one end of the piston rod 19 far away from the air cylinder 18 is fixedly connected with a conveying seat 20;

during operation, the cylinder assembly formed by the cylinder 18 and the piston rod 19 contracts, so that the connecting seat 15 and the conveying seat 20 are controlled to stretch and contract, and the horizontal adjustment of the grouting assembly is realized.

A plurality of groups of sliding cylinders 21 are fixedly connected inside the connecting seat 15, the sliding cylinders 21 are connected with sliding rods 22 in a sliding manner, and one ends of the sliding rods 22 far away from the sliding cylinders 21 are fixedly connected to one ends of the conveying seats 20;

during operation, the inside multiunit slide cartridge 21 that is provided with of connecting seat 15, slide cartridge 21 one end has slide bar 22 through sliding connection, and slide bar 22 fixed connection has realized the function of reinforcing coupling mechanism through the telescopic machanism that slide cartridge 21 and slide bar 22 constitute when the slip casting subassembly carries out horizontal adjustment on the transport seat 20.

A conveying pipe 23 is fixedly connected to the position, close to the bottom end, of the front end of the pulp storage bin 2, one end, far away from the pulp storage bin 2, of the conveying pipe 23 is fixedly connected to the top end of a conveying seat 20, and a grouting pipe 24 is fixedly connected to the bottom end of the conveying seat 20;

during operation, the independent slurry storage bin 2 is arranged, so that slurry can be conveniently conveyed to the grouting pipe 24, conveyed to the conveying seat 20 through the conveying pipe 23, and then conveyed to the grouting pipe 24 from the conveying seat 20.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a plurality of groups of rubber sleeves 25 are sleeved outside the grouting pipe 24, a plurality of groups of limiting holes 26 are formed in the outer surface of the rubber sleeves 25, and the limiting holes 26 are distributed in a circumferential array on the outer surface of the rubber sleeves 25;

during operation, through set up rubber sleeve 25 in the slip casting pipe 24 outside, wearing and tearing when reducing slip casting pipe 24 and stratum contact set up spacing hole 26 on rubber sleeve 25, play the water conservancy diversion effect, prevent that mud water pressure is too big, cause the slip casting mouth splash.

The working principle is as follows: most of the existing shield grouting reinforcement devices are of a fixed structure, the devices cannot be adjusted, the controllable range of the devices is small, the devices are inconvenient to grout a plurality of holes, the engineering progress is influenced, an adjusting mechanism needs to be used when the grouting reinforcement devices need to be adjusted, when the devices need to be lifted, a rotating shaft of a stepping motor 6 fixedly connected inside a motor chamber 5 is controlled to rotate at first, so that a threaded rod 9 fixedly connected with the motor chamber is driven, a motor cover 7 is fixedly connected to the top end of the motor chamber 5 through a bolt, dust and other impurities are prevented from entering the motor chamber 5 to cause damage of the stepping motor 6 and play a protection effect, a bearing 10 is arranged at the top end of the threaded rod 9, so that the threaded rod 9 can rotate stably, the threaded rod 9 rotates to drive a platform 12 to ascend, the platform 12 can be stably lifted through limiting rods 11 arranged on two sides of the threaded rod 9, the stability of the mechanism is enhanced, the platform 12 drives a fixed backup plate 14 fixedly connected with the platform 12 to ascend and descend together, so that a connecting seat 15 fixedly connected with the fixed backup plate 14 is driven to ascend and descend together, when the grouting assembly needs to extend outwards, the connecting seat 18 and a sliding cylinder 22 for adjusting the sliding position of the sliding cylinder is controlled, and the sliding cylinder seat is increased through a telescopic cylinder 22.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean 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. A mobile device for shield grouting reinforcement comprises a device body (1); the device is characterized in that a pulp storage bin (2) is arranged at the top end of the device main body (1), a bottom plate (3) is arranged at the bottom end of the device main body (1), an adjusting bin (4) is arranged in the device main body (1), and an adjusting mechanism is arranged in the adjusting bin (4);

the adjusting mechanism comprises a motor chamber (5), the motor chamber (5) is arranged at the center of the bottom end of the adjusting bin (4), a stepping motor (6) is arranged in the motor chamber (5), the top end of the motor chamber (5) is fixedly connected with a motor cover (7) through a bolt, a through hole (8) is arranged at the position close to the center of the top end of the motor cover (7), a threaded rod (9) is fixedly connected with the rotating shaft of the stepping motor (6), the through hole (8) is in sliding fit with the threaded rod (9), the top end of the threaded rod (9) is fixedly connected with a bearing (10), the bearing (10) is fixedly connected inside the top end of the device main body (1), the horizontal two sides of the threaded rod (9) are both provided with a limiting rod (11), the outer side of the threaded rod (9) is connected with a platform (12) through threads, the platform (12) is sleeved on the outer side surface of the limiting rod (11), the front end of the device main body (1) close to the two sides is provided with a square hole (13), the front end of the platform (12) is vertically connected with the square hole (13) in a sliding way, the front end of the platform (12) is fixedly connected with a fixed backup plate (14), the front end of the fixed backup plate (14) is fixedly connected with a connecting seat (15) at a position close to the bottom end, and the front end of the connecting seat (15) is provided with a grouting assembly.

2. The moving device for shield grouting reinforcement according to claim 1, characterized in that: two sets of gag lever post (11) both ends all are provided with fixation clamp seat (16), fixation clamp seat (16) pass through bolt and gag lever post (11) fixed connection, bolt fixed connection is passed through at device main part (1) inner wall in fixation clamp seat (16) bottom.

3. The moving device for shield grouting reinforcement according to claim 2, characterized in that: and supporting rods (17) are fixedly connected between the fixed backup plate (14) and the connecting seat (15) and are close to the two sides.

4. The moving device for shield grouting reinforcement according to claim 3, characterized in that: the front end of the fixed backup plate (14) is close to the center and is fixedly connected with a cylinder (18) through a bolt, the cylinder (18) is connected with a piston rod (19) through a sliding way, and one end of the piston rod (19) far away from the cylinder (18) is fixedly connected with a conveying seat (20).

5. The moving device for shield grouting reinforcement according to claim 4, characterized in that: the inside fixedly connected with multiunit slide cartridge (21) of connecting seat (15), slide cartridge (21) have slide bar (22) through sliding connection, the one end fixed connection of slide bar (22) keeping away from slide cartridge (21) is in the one end of carrying seat (20).

6. The moving device for shield grouting reinforcement according to claim 5, characterized in that: the utility model discloses a mortar storage bin, including delivery seat (20), delivery seat (20) bottom fixedly connected with slip casting pipe (24), the one end fixed connection that the mortar storage bin (2) front end was close to bottom position department fixedly connected with conveyer pipe (23), mortar storage bin (2) one end fixed connection of keeping away from is on delivery seat (20) top in conveyer pipe (23).