CN217421171U

CN217421171U - Advanced grouting equipment in shield TBM construction tunnel

Info

Publication number: CN217421171U
Application number: CN202220666312.6U
Authority: CN
Inventors: 尚久军; 倪向阳; 张利; 岳楷航; 刘建; 陈祥秋; 胡新涛; 刘成龙; 江玉生
Original assignee: Qingdao Metro Line 4 Co ltd; China University of Mining and Technology Beijing CUMTB; Third Engineering Co Ltd of China Railway Construction Bridge Engineering Bureau Group Co Ltd
Current assignee: Qingdao Metro Line 4 Co ltd; China University of Mining and Technology Beijing CUMTB; Third Engineering Co Ltd of China Railway Construction Bridge Engineering Bureau Group Co Ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-09-13
Anticipated expiration: 2032-03-24

Abstract

The utility model relates to the field of tunnel grouting, in particular to an advanced grouting device in a shield TBM construction tunnel, which comprises a vehicle body, wherein the vehicle body is provided with a water supply part and a stirring cleaning part; stirring clearance portion includes the agitator tank, and the agitator tank top is equipped with the bracing piece, runs through on the bracing piece to rotate and is connected with the rotary drum, and is equipped with power pack on the bracing piece, and the outer end intercommunication of rotary drum has a plurality of sleeves, and every sleeve inner wall all runs through sliding connection has the slide bar, and the inner of slide bar is fixed with the extrusion piece, and the position that the slide bar outer wall corresponds sleeve inner wall and extrusion piece is equipped with the spring, and the outer end of slide bar is fixed with scrapes the pole. The utility model discloses an add slip casting pipe, stirring clearance portion and water supply portion etc. when the slip casting is ended soon, rotate and change the handle, scrape the pole remove and with the contact of agitator tank inner wall, starter motor scrapes the pole and rotates and will remain in the thick liquids gathering downstream of agitator tank inner wall to going out the thick liquids intraductally, reduced the waste of thick liquids, practiced thrift the resource, and use, operate also comparatively convenient.

Description

Advanced grouting equipment in shield TBM construction tunnel

Technical Field

The utility model relates to a tunnel slip casting technical field, concretely relates to shield constructs leading grouting equipment in TBM construction tunnel.

Background

Grouting in building engineering is a method of injecting some curable grout into cracks or pores of a geotechnical ground by using a proper method, and improving the physical and mechanical properties of the grout by means of replacement, filling, extrusion and the like.

The publication number is CN 215520911U's patent, a subway tunnel undercut stagnant water slip casting reinforced (rfd) grouting device is disclosed, it includes the shallow, the shallow railway carriage is half encirclement form, and shallow top outer wall is fixed mounting respectively in proper order has a plurality of head tanks, thick liquid section of thick bamboo and shear type elevating system, fixed mounting has the delivery pump in the middle of the shear type elevating system top, four side fixed mounting in shear type elevating system top have place the platform, and the delivery pump outlet runs through and places the platform, it has upright frame to place bench top one side fixed mounting, place bench top middle fixed mounting has the switching-over frame, and rotate in the middle of the switching-over frame and install fixed cover, fixed mounting has the sleeve in the middle of the fixed cover, and sleeve top one side fixed mounting has pressing mechanism, sleeve inside slidable mounting has a slip casting section of thick bamboo.

The slip casting device among the prior art can stir the thick liquids in the material jar, has guaranteed the quality of thick liquids, but slip casting completion back, and the material jar inner wall can the adhesion remain more thick liquids, has caused the waste of thick liquids. Therefore, advanced grouting equipment in a shield TBM construction tunnel is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a leading grouting equipment in shield structure TBM construction tunnel has overcome among the prior art grouting device material jar inner wall and has remained comparatively thick liquids and lead to extravagant problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the advanced grouting equipment in the shield TBM construction tunnel comprises a vehicle body, wherein a water supply part and a stirring and cleaning part are arranged on the vehicle body;

the stirring and cleaning part comprises a stirring box, a supporting rod is arranged at the top end of the stirring box, a rotary drum is connected to the supporting rod in a penetrating and rotating mode, a power set is arranged on the supporting rod, a plurality of sleeves are communicated with the outer end of the rotary drum, a sliding rod is connected to the inner wall of each sleeve in a penetrating and sliding mode, an extrusion block is fixed to the inner end of each sliding rod, a spring is fixedly sleeved on the outer wall of each sliding rod corresponding to the position between the inner wall of each sleeve and the corresponding extrusion block, and a scraping rod is fixed to the outer end of each sliding rod; the inner wall of the rotary drum is rotatably connected with a screw, the top end of the screw extends out of the rotary drum and is fixed with a rotary handle, a ball body penetrates through the outer wall of the screw and is in threaded connection with the upper part of the extrusion block, and the ball body is in sliding connection with the inner wall of the rotary drum;

the bottom of agitator tank intercommunication has out the thick liquid pipe, is equipped with the grouting pump on going out the thick liquid pipe, and the other end intercommunication of going out the thick liquid pipe has hose two, and the other end intercommunication of hose two has the slip casting pipe.

Preferably, the automobile body includes the backup pad, and the gyro wheel is installed to the bottom of backup pad, and the top one side of backup pad is fixed with and pushes away the handle, the agitator tank is installed in the top of backup pad.

Preferably, the outer end of the stirring box is symmetrically fixed with connecting blocks with jacks, the protruding part at the bottom end of the supporting rod is inserted into the jacks of the corresponding connecting blocks, and locking screws are arranged between the supporting rod and the connecting blocks.

Preferably, the power unit comprises a motor mounted on the support rod, a gear is fixed at the output end of the motor, a gear ring is fixedly sleeved on the outer wall of the rotary drum, and the gear ring is meshed with the gear.

Preferably, a limiting column is further arranged between the ball body and the inner wall of the rotary drum, the ball body penetrates through the outer wall of the limiting column in a sliding connection mode, and the limiting column is fixed with the inner wall of the rotary drum.

Preferably, the water supply part comprises a water storage tank fixed at the top end of the supporting plate, the lower part of the outer end of the water storage tank is communicated with a water outlet pipe, a water pump is mounted on the water outlet pipe, the other end of the water outlet pipe is communicated with a first hose, and the other end of the first hose is communicated with a water spraying head.

Preferably, a fixture block for placing a water spraying head is fixed on the upper part of the outer end of the water storage tank.

(III) advantageous effects

The embodiment of the utility model provides an advance slip casting equipment in shield TBM construction tunnel possesses following beneficial effect:

1. by adding the vehicle body, the grouting pipe, the stirring cleaning part and the like, when grouting is finished, the rotating handle is rotated, the scraping rod moves and is in contact with the inner wall of the stirring box, the motor is started, the scraping rod rotates and collects slurry remained on the inner wall of the stirring box to flow downwards into the slurry outlet pipe, so that the slurry waste is reduced, and the resources are saved;

2. by adding the water supply part, after grouting is finished, the water supply part injects water into the stirring box, the stirring box is washed, and then the grouting pump and the pipeline are also washed, so that the grouting pump and the pipeline are prevented from being blocked by slurry solidification, and the operation is more convenient;

3. the clamping block is added to place the sprinkler bead, so that the hose I caused by the random arrangement of the sprinkler bead is prevented from being wound and knotted, and the use is convenient;

to sum up, the utility model discloses reduce the waste of thick liquids, practiced thrift the resource, and use, operate also comparatively convenient.

Drawings

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

FIG. 2 is a schematic view of another perspective structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the stirring tank of the present invention;

FIG. 4 is a cross-sectional view of the drum and sleeve structure of the present invention;

FIG. 5 is an enlarged view of the structure A in FIG. 3 according to the present invention;

fig. 6 is an enlarged schematic view of the structure B in fig. 4 according to the present invention.

In the figure: 1-vehicle body, 11-support plate, 12-roller, 13-pushing handle, 2-water supply part, 21-water storage tank, 22-water outlet pipe, 23-water pump, 24-hose I, 25-sprinkler head, 26-fixture block, 3-stirring cleaning part, 31-stirring box, 32-connecting block, 33-supporting rod, 34-rotating drum, 35-sleeve, 36-screw rod, 37-sphere, 38-extrusion block, 39-spring, 310-spacing column, 311-sliding rod, 312-scraping rod, 313-rotating handle, 314-motor, 315-gear, 316-gear ring, 4-slurry outlet pipe, 5-slurry injection pump, 6-hose II and 7-slurry injection pipe.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

As shown in the figures 1-6, the advanced grouting equipment in the shield TBM construction tunnel comprises a vehicle body 1, wherein a water supply part 2 and a stirring cleaning part 3 are arranged on the vehicle body 1;

stirring clearance portion 3 includes agitator tank 31, and agitator tank 31's top is not sealed, and agitator tank 31 top is equipped with bracing piece 33, runs through on the bracing piece 33 and rotates and be connected with rotary drum 34, and is equipped with the power unit on the bracing piece 33, and wherein, the power unit is used for driving rotary drum 34 and rotates. The outer end of the rotary drum 34 is communicated with a plurality of sleeves 35, the inner wall of each sleeve 35 is connected with a sliding rod 311 in a penetrating and sliding manner, an extrusion block 38 is fixed at the inner end of each sliding rod 311, the section of each extrusion block 38 is trapezoidal, so that a ball 37 can be extruded conveniently, a spring 39 is fixedly sleeved at the position, corresponding to the position between the inner wall of each sleeve 35 and the corresponding extrusion block 38, of the outer wall of each sliding rod 311, and a scraping rod 312 is fixed at the outer end of each sliding rod 311; the inner wall of the rotary drum 34 is rotatably connected with a screw 36, the top end of the screw 36 extends out of the rotary drum 34 and is fixed with a rotary handle 313, the outer end of the rotary handle 313 is sleeved with and fixed with a rubber sleeve, the upper part of the outer wall of the screw 36 corresponding to the extrusion block 38 is in threaded connection with a ball 37, and the ball 37 is in sliding connection with the inner wall of the rotary drum 34. The rotating handle 313 is rotated to drive the screw rod 36 to rotate, then the plurality of spheres 37 are driven to move downwards, the plurality of spheres 37 are squeezed between the two corresponding squeezing blocks 38, so that the squeezing blocks 38 move outwards, then the sliding rod 311 and the scraping rod 311 are driven to move outwards and contact with the inner wall of the stirring box 31, a power set is controlled, the rotating cylinder 34, the sleeve 35, the sliding rod 311 and the scraping rod 312 on the sliding cylinder are driven to rotate, the inner wall of the stirring box 31 is cleaned, and slurry remained on the inner wall of the stirring box 31 flows downwards and enters the slurry outlet pipe 4, so that the waste of the slurry is reduced; when the rotating handle 313 is rotated reversely, the ball body can be controlled to move upwards 37 and be separated from the extrusion block 38, the sliding rod 311 and the scraping rod 312 thereon move inwards under the action of the elastic force of the spring 39, and at the moment, the scraping rod 312 is separated from the inner wall of the stirring box 31, so that the stirring of the slurry is facilitated.

The bottom end of the stirring box 31 is communicated with a slurry outlet pipe 4, a grouting pump 5 is arranged on the slurry outlet pipe 4, the other end of the slurry outlet pipe 4 is communicated with a second hose 6, and the other end of the second hose 6 is communicated with a grouting pipe 7. After the grouting pipe 7 is connected with the small advanced guide pipe, the grouting pump 5 is started, slurry flows out of the stirring box 31, sequentially flows through the slurry outlet pipe 4 and the second hose 6, finally flows out of the grouting pipe 7, and grouting is completed.

In conclusion, the grouting pump 5 is started to perform grouting, when the slurry in the stirring box 31 is about to finish, the rotating handle 313 is rotated to drive the scraping rod 312 to move outwards and contact with the inner wall of the stirring box 31, the power set is controlled to drive the scraping rod 312 to rotate, the inner wall of the stirring box 31 is cleaned, and the slurry remained on the inner wall of the stirring box 31 is gathered and flows downwards into the slurry outlet pipe 4, so that the waste of the slurry is reduced; after grouting, the grouting pipe 7 is separated from the advanced small guide pipe, then the water supply part 2 injects water into the stirring box 31, the stirring box 31 is washed, and then the grouting pump 5 and the pipeline are also washed, so that the grouting pump and the pipeline are prevented from being blocked by slurry solidification, and the operation is convenient; and, scraping rod 312 and water have cleared up agitator tank 31 inner wall jointly, have improved the cleaning performance.

Specifically, the vehicle body 1 includes a supporting plate 11, a roller 12 is mounted at a bottom end of the supporting plate 11, a pushing handle 13 is fixed at one side of a top end of the supporting plate 11, and the stirring box 31 is mounted at the top end of the supporting plate 11.

Furthermore, the outer end of the stirring box 31 is symmetrically fixed with connecting blocks 32 with insertion holes, the bottom end protruding part of the supporting rod 33 is inserted into the insertion holes of the corresponding connecting blocks 32, and a locking screw is arranged between the supporting rod 33 and the connecting blocks 32. The locking screw is unscrewed, so that the supporting rod 33 can be separated from the stirring box 31, the stirring and cleaning part 3 is detached, and the stirring and cleaning part 3 is convenient to clean and overhaul.

Specifically, the power pack includes a motor 314 mounted on the support rod 33, a gear 315 is fixed at an output end of the motor 314, a gear ring 316 is fixed on an outer wall of the rotating drum 34, and the gear ring 316 and the gear 315 are engaged with each other. The motor 314 is started, and the drum 34 is driven to rotate through the transmission of the gear 315 and the gear ring 316.

In this embodiment, a limiting column 310 is further disposed between the ball 37 and the inner wall of the rotating cylinder 34, the ball 37 is slidably connected to the outer wall of the limiting column 310, and the limiting column 310 is fixed to the inner wall of the rotating cylinder 34.

Example 2

In addition to embodiment 1, the water supply part 2 includes a water storage tank 21 fixed on the top end of the support plate 11, the lower part of the outer end of the water storage tank 21 is communicated with a water outlet pipe 22, a water pump 23 is installed on the water outlet pipe 22, the other end of the water outlet pipe 22 is communicated with a first hose 24, and the other end of the first hose 24 is communicated with a water spray head 25. After the slip casting is finished, aim at agitator tank 31 inner wall with sprinkler bead 25, start water pump 23, the water in the storage water tank 21 flows through outlet pipe 22, hose 24 in proper order and from sprinkler bead 25 blowout, washes agitator tank 31 inner wall, also accomplishes the washing to grouting pump 5 and pipeline, prevents in thick liquids solidifies jam grouting pump and the pipeline, and the operation is more convenient.

Furthermore, a fixture block 26 for placing the water spraying head 25 is fixed on the upper portion of the outer end of the water storage tank 21, so as to prevent the hose one 24 from being wound and knotted due to the random placement of the water spraying head 25.

All kinds of parts used in this application file are standard parts, can purchase from the market, and the specific connected mode of each part all adopts conventional means such as ripe bolt, rivet and welding among the prior art, and machinery, part and electrical equipment all adopt conventional model among the prior art.

The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.

Claims

1. Advance slip casting equipment in shield TBM construction tunnel includes automobile body (1), its characterized in that: the vehicle body (1) is provided with a water supply part (2) and a stirring cleaning part (3);

the stirring cleaning part (3) comprises a stirring box (31), a supporting rod (33) is arranged at the top end of the stirring box (31), a rotary drum (34) is connected to the supporting rod (33) in a penetrating and rotating mode, a power set is arranged on the supporting rod (33), the outer end of the rotary drum (34) is communicated with a plurality of sleeves (35), the inner wall of each sleeve (35) is connected with a sliding rod (311) in a penetrating and sliding mode, an extrusion block (38) is fixed to the inner end of each sliding rod (311), a spring (39) is fixedly sleeved on the outer wall of each sliding rod (311) corresponding to the position between the inner wall of each sleeve (35) and the corresponding extrusion block (38), and a scraping rod (312) is fixed to the outer end of each sliding rod (311); the inner wall of the rotary drum (34) is rotatably connected with a screw rod (36), the top end of the screw rod (36) extends out of the rotary drum (34) and is fixedly provided with a rotary handle (313), a ball body (37) penetrates through the upper part of the outer wall of the screw rod (36) corresponding to the extrusion block (38) in a threaded connection mode, and the ball body (37) is in sliding connection with the inner wall of the rotary drum (34);

the bottom intercommunication of agitator tank (31) has out thick liquid pipe (4), is equipped with grouting pump (5) on out thick liquid pipe (4), and the other end intercommunication of out thick liquid pipe (4) has hose two (6), and the other end intercommunication of hose two (6) has slip casting pipe (7).

2. The advanced grouting equipment in the shield TBM construction tunnel according to claim 1, characterized in that: the trolley body (1) comprises a supporting plate (11), rollers (12) are mounted at the bottom end of the supporting plate (11), a pushing handle (13) is fixed to one side of the top end of the supporting plate (11), and the stirring box (31) is mounted at the top end of the supporting plate (11).

3. The advanced grouting equipment in the shield TBM construction tunnel according to claim 1, characterized in that: the outer end of the stirring box (31) is symmetrically fixed with connecting blocks (32) with jacks, the bottom end protruding part of the supporting rod (33) is inserted into the jacks of the corresponding connecting blocks (32), and a locking screw is arranged between the supporting rod (33) and the connecting blocks (32).

4. The advanced grouting equipment in the shield TBM construction tunnel according to claim 3, characterized in that: the power unit comprises a motor (314) arranged on the supporting rod (33), a gear (315) is fixed at the output end of the motor (314), a gear ring (316) is fixedly sleeved on the outer wall of the rotary drum (34), and the gear ring (316) is meshed with the gear (315).

5. The advanced grouting equipment in the shield TBM construction tunnel according to claim 1, characterized in that: still be equipped with spacing post (310) between spheroid (37) and rotary drum (34) inner wall, spheroid (37) run through sliding connection in the outer wall of spacing post (310), spacing post (310) are fixed with the inner wall of rotary drum (34).

6. The advanced grouting equipment in the shield TBM construction tunnel according to claim 1, characterized in that: the water supply part (2) comprises a water storage tank (21) fixed to the top end of the supporting plate (11), the lower portion of the outer end of the water storage tank (21) is communicated with a water outlet pipe (22), a water pump (23) is installed on the water outlet pipe (22), the other end of the water outlet pipe (22) is communicated with a first hose (24), and the other end of the first hose (24) is communicated with a water spraying head (25).

7. The advanced grouting equipment in the shield TBM construction tunnel according to claim 6, characterized in that: a fixture block (26) for placing a water spraying head (25) is fixed on the upper part of the outer end of the water storage tank (21).