CN215801573U

CN215801573U - Grouting equipment for post grouting for drilling and grouting construction

Info

Publication number: CN215801573U
Application number: CN202122069349.9U
Authority: CN
Inventors: 段涛; 曹顺; 吴俊锋; 王博
Original assignee: China MCC17 Group Co Ltd
Current assignee: China MCC17 Group Co Ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-11
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses grouting equipment for post-grouting for drilling and pouring construction, which comprises a grouting storage barrel, wherein the output end of the grouting storage barrel is fixedly communicated with a booster pump, the output end of the booster pump, which is far away from the grouting storage barrel, is fixedly communicated with a grouting pipe, the cleaning equipment for drilling and pouring pile bottom sediment grouting construction is provided, and the output end of the grouting pipe is fixedly connected with a grouting spray head; the grouting nozzle comprises a guniting installation pipe, the top of the guniting installation pipe is fixedly communicated with the output end of the grouting pipe, a walking ring channel is arranged at the position, close to the lower part, of the inner side of the guniting installation pipe, and a driving fan blade is uniformly and slidably connected inside the walking ring channel. This a grouting equipment device for drilling is filled construction with back mud jacking has reached the rotation of highly compressed cement thick liquid drive fan piece, can be with the cement thick liquid of transmission to evenly disperse all around to provide sufficient power for subsequent floating exhaust work.

Description

Grouting equipment for post grouting for drilling and grouting construction

Technical Field

The utility model relates to the technical field of drilling and pouring construction, in particular to grouting equipment for post grouting for drilling and pouring construction.

Background

The cast-in-situ bored pile belongs to a non-soil-squeezing pile, has no noise, vibration and ground uplift or lateral movement during construction, and has little influence on the environment. Due to these unique advantages, cast-in-situ bored piles are favored by engineers and have become the most widely used form of pile foundation. However, due to the complexity and variability of geological conditions of a construction site, the diversity of construction processes and the difference between the technical level of a construction unit and the quality of personnel, sediment layers with different thicknesses inevitably exist at the bottom of the bored pile, when the sediment layers are too thick, the performance of the bored pile is seriously influenced, and the reasonable method for treating the sediment by combining with actual conditions has great practical significance and practical value.

The sediment at the bottom of the hole refers to loose rock and soil fragments which are crushed in the hole when the cast-in-situ bored pile is formed in the hole, are not completely carried to the ground surface by mud in a circulating way or are not thoroughly washed, and finally precipitate at the bottom of the hole. Therefore, the generation of the sediment at the bottom of the hole has two reasons of objective existence of the drilling slag and slag removal process, and the main reasons of the sediment generation comprise: site geological conditions; settling the wall protection slurry; the specific gravity and consistency of the slurry; time for cleaning the holes, etc.

Because the flow of cement thick liquid is to relatively poor, it is downthehole that traditional grout equipment can not evenly fill the branch pile with cement thick liquid, and cement thick liquid only piles up at the export position, increases the resistance of grout equipment output material to a large amount of bubbles influence grout can appear in the inside of cement thick liquid, and simultaneously the grout is efficient.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides grouting equipment for post grouting for drilling and grouting construction, which solves the problems that the traditional grouting equipment cannot uniformly fill cement grout in a branch pile hole, the cement grout is only accumulated at an outlet, the resistance of output materials of the grouting equipment is increased, a large amount of bubbles can be generated in the cement grout to influence grouting, and the grouting efficiency is low.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a grouting device for post grouting for drilling and grouting construction comprises a grouting storage barrel, wherein the output end of the grouting storage barrel is fixedly communicated with a booster pump, one end of the booster pump, which is far away from the grouting storage barrel, is fixedly communicated with a grouting pipe, and the output end of the grouting pipe is fixedly connected with a grouting spray head;

the grout shower nozzle includes whitewashing installation pipe, the top of whitewashing installation pipe and the fixed intercommunication of the output of grout pipe, the inboard position that just is close to the below of whitewashing installation pipe is provided with the walking ring way, the internally mounted of walking ring way has the drive fan piece, the drive fan piece is suitable for at walking ring way internal rotation.

Furthermore, a feeding attaching assembly is arranged below the guniting installation pipe, a positioning disc is arranged in the middle of the feeding attaching assembly, the positioning disc is suitable for rotating coaxially with the feeding attaching assembly, and the driving fan blade is fixedly connected with the positioning disc;

the driving fan blade is provided with a sliding block back to the positioning disc, the sliding block slides in the walking ring channel, and the sliding block is fixedly connected with the driving fan blade.

Further, the feeding laminating assembly comprises a transmission shaft rod, a mounting groove is formed in the transmission shaft rod and is matched with the bottom of the positioning disc, the transmission shaft rod is fixedly connected with the positioning disc, a bearing block is mounted at the bottom end of the transmission shaft rod, a movable blade plate is mounted between the bearing block and the guniting mounting pipe, and the movable blade plate is provided with multiple groups and is uniformly distributed on the bearing block.

Furthermore, the top end of the movable blade plate is fixedly connected with a matching clamping block, the bottom end of the outer portion of the guniting installation pipe is provided with a matching clamping groove, the number of the matching clamping grooves is consistent with that of the matching clamping blocks, and the matching clamping blocks are matched with the matching clamping grooves and correspond to the positions of the matching clamping blocks.

Further, the cross section of the positioning disc along the axis is T-shaped.

Furthermore, the bearing block is provided with an annular groove, the annular groove is a discontinuous groove, the bottom of the movable blade plate is provided with a connecting clamping block, the connecting clamping block is suitable for being matched with the annular groove at the corresponding position, the matched clamping block is installed in the matched clamping groove and fixed, the connecting clamping block is installed in the annular groove and fixed, and the connecting clamping block is made of elastic materials.

Furthermore, a movable inner groove is formed in the movable blade plate, the movable inner groove is located in the middle of the movable blade plate, a telescopic spring plate is installed in the movable inner groove, one side of the telescopic spring plate is fixedly connected with the inner wall of the movable inner groove, and the other side of the telescopic spring plate is fixedly connected with scraping teeth;

the scraping teeth are provided with a plurality of groups which are arranged on the telescopic spring plate at equal intervals.

Furthermore, the telescopic spring plate is made of elastic materials.

Furthermore, one side that the flexible spring board is connected with the movable inside groove is provided with one-way chamber, one-way chamber is provided with the multiunit, and the multiunit is installed connecting spring in the one-way chamber, connecting spring and movable inside groove fixed connection.

The utility model provides grouting equipment for post grouting for drilling and pouring construction. The method has the following beneficial effects:

(1) this a grout equipment for drilling is filled construction with back mud jacking, the grout shower nozzle blowout of grout pipe below is followed in the cement thick liquid of storing in the storage bucket through the booster pump pressure boost, and when the below blowout of cement thick liquid from spouting the installation pipe, highly compressed cement thick liquid drives the rotation of drive fan piece, can be with the cement thick liquid of transmission to homodisperse all around to provide sufficient power for subsequent floating exhaust work.

(2) This a grout equipment for drilling fills construction with back mud jacking, it is rotatory that drive fan blade siphunculus positioning disc drives the transmission axostylus axostyle, and the activity leaf plate is rotatory this moment to the top of activity leaf plate overturns downwards under the effect of centrifugal force, realizes trowelling the cement thick liquid after the grout to all around, guarantees the homogeneity of grout.

(3) The movable blade plate of the grouting equipment for the post grouting for drilling and pouring construction has a conical structure, so that the resistance inserted into cement slurry can be reduced.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is an overall configuration diagram of embodiment 1 of the present invention;

fig. 2 is a schematic view of an internal structure of a grouting nozzle according to embodiment 1 of the present invention;

FIG. 3 is a cross-sectional view of the interior of a feed doubler in accordance with example 1 of the present invention;

FIG. 4 is a schematic front view of a movable blade according to embodiment 1 of the present invention;

FIG. 5 is a block diagram of a carrier block according to embodiment 1 of the present invention;

FIG. 6 is a view showing the structure of a positioning disk in embodiment 1 of the present invention;

fig. 7 is a sectional view of a movable blade in example 2 of the present invention.

In the figure: 1. a pulp storage barrel; 2. a booster pump; 3. grouting pipes; 4. grouting nozzles; 41. spraying a mounting pipe; 42. a walking loop; 43. driving the fan blade; 44. positioning the disc; 45. matching with the clamping groove; 46. a feeding fitting assembly; 461. a drive shaft; 462. a movable blade plate; 463. matching the fixture block; 464. a movable inner groove; 465. a telescopic spring plate; 466. scraping teeth; 467. connecting a clamping block; 468. a one-way cavity; 469. a connecting spring; 47. a slider; 48. a bearing block; 481. an annular groove.

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.

Example 1

Referring to fig. 1 to 6, the present invention provides a technical solution: a grouting device for post grouting for drilling and grouting construction comprises a grout storage barrel 1, wherein the output end of the grout storage barrel 1 is fixedly communicated with a booster pump 2, one end of the booster pump 2, which is far away from the grout storage barrel 1, is fixedly communicated with a grouting pipe 3, and the output end of the grouting pipe 3 is fixedly connected with a grouting spray head 4;

the grouting nozzle 4 comprises a guniting installation pipe 41, the top of the guniting installation pipe 41 is fixedly communicated with the output end of the grouting pipe 3, a walking loop 42 is arranged at the inner side of the guniting installation pipe 41 and close to the lower part, a driving fan sheet 43 is installed inside the walking loop 42, and the driving fan sheet 43 is suitable for rotating in the walking loop 42.

A feeding attaching assembly 46 is arranged below the guniting installation pipe 41, a positioning disc 44 is arranged in the middle of the feeding attaching assembly 46, the positioning disc 44 is suitable for rotating coaxially with the feeding attaching assembly 46, and the driving fan sheet 43 is fixedly connected with the positioning disc 44;

the driving fan 43 is provided with a slide block 47 opposite to the positioning disc 44, the slide block 47 slides in the walking loop 42, and the slide block 47 is fixedly connected with the driving fan 43.

The feeding and laminating assembly 46 comprises a transmission shaft lever 461, a mounting groove is formed in the transmission shaft lever 461, the mounting groove is matched with the bottom of the positioning disc 44, the transmission shaft lever 461 is fixedly connected with the positioning disc 44, a bearing block 48 is installed at the bottom end of the transmission shaft lever 461, a movable leaf plate 462 is installed between the bearing block 48 and the guniting installation pipe 41, and the movable leaf plate 462 is provided with a plurality of groups and is uniformly distributed on the bearing block 48. The movable blade plate 462 is turned downwards under the action of centrifugal force, so that the cement grout after grouting is leveled all around, and the uniformity of grouting is ensured.

The equal fixedly connected with cooperation fixture block 463 in top of activity leaf 462, cooperation draw-in groove 45 has been seted up to the outside bottom of whitewashing installation pipe 41, and cooperation draw-in groove 45 is unanimous with cooperation fixture block 463 quantity, and cooperation fixture block 463 corresponds with cooperation draw-in groove 45 looks adaptation and position. The positioning disk 44 is "T" shaped in cross-section along the axis. The bearing block 48 is provided with an annular groove 481, the annular groove 481 is an interrupted groove, the bottom of the movable leaf plate 462 is provided with a connecting clamping block 467, the connecting clamping block 467 is suitable for being matched with the annular groove 481 at the corresponding position, a matching clamping block 463 is installed in the matching clamping groove 45 and fixed, the connecting clamping block 467 is installed in the annular groove 481 and fixed, and the connecting clamping block 467 is made of elastic material.

A movable inner groove 464 is formed in the movable leaf plate 462, the movable inner groove 464 is positioned in the middle of the movable leaf plate 462, an expansion spring plate 465 is installed in the movable inner groove 464, one side of the expansion spring plate 465 is fixedly connected with the inner wall of the movable inner groove 464, and the other side of the expansion spring plate 465 is fixedly connected with a scraping tooth 466;

the scraping teeth 466 are provided with a plurality of groups and are arranged on the telescopic spring plate 465 at equal intervals; the extension spring plate 465 is made of elastic material, and the movable leaf plate 462 forms a conical structure, so that the resistance of inserting the movable leaf plate 4 into the cement slurry can be reduced.

Example 2

As shown in fig. 7, in another embodiment of the present invention, the extension spring plate 465 is changed to: one side that telescopic spring board 465 and activity inside groove 464 are connected is provided with one-way chamber 468, and one-way chamber 468 is provided with the multiunit, installs connecting spring 469 in the one-way chamber 468 of multiunit, and telescopic spring 469 is convenient for extend one-way chamber 468 and is welded with activity inside groove 464.

The working principle is as follows: the cement grout stored in the grout storage barrel 1 is pressurized by the booster pump 2 and is sprayed out from the grouting nozzle 4 below the grouting pipe 3, when the cement grout is sprayed out from the lower part of the grout spraying installation pipe 41, the high-pressure cement grout drives the driving fan sheets 43 to rotate, the transmitted cement grout can be uniformly dispersed to the periphery, and sufficient power is provided for the subsequent trowelling and exhausting work;

the driving fan 43 drives the transmission shaft lever 461 to rotate through the pipe positioning disc 44, at the moment, the movable blade plate 462 rotates, and the upper part of the movable blade plate 462 rotates downwards under the action of centrifugal force, so that the cement grout after grouting is screeded all around, and the uniformity of grouting is ensured; when the movable blade plate 462 scrapes the surface of the cement slurry, the scraping teeth 466 are inserted into the cement slurry, and the telescopic spring plate 465 has elasticity, so that the flexible movement of the scraping teeth 466 is realized, the air in the cement slurry can be discharged outwards, and the influence of air bubbles on the grouting quality is avoided; the movable blades 462 form a tapered structure, which can reduce the resistance of the grouting nozzle 4 inserted into the cement slurry.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

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 grout equipment that is used for drilling to pour into construction back mud jacking which characterized in that: the mortar filling machine comprises a mortar storage barrel (1), wherein the output end of the mortar storage barrel (1) is fixedly communicated with a booster pump (2), one end of the booster pump (2), which is far away from the mortar storage barrel (1), is fixedly communicated with a mortar filling pipe (3), and the output end of the mortar filling pipe (3) is fixedly connected with a mortar filling nozzle (4);

grout shower nozzle (4) are including whitewashing installation pipe (41), the top of whitewashing installation pipe (41) and the fixed intercommunication of output of grout pipe (3), whitewashing installation pipe (41) inboard and the position that is close to the below are provided with walking ring way (42), the internally mounted of walking ring way (42) has drive fan piece (43), drive fan piece (43) are suitable for walking ring way (42) internal rotation.

2. The grouting apparatus for post-grouting for borehole grouting construction according to claim 1, wherein: a feeding attaching assembly (46) is arranged below the guniting installation pipe (41), a positioning disc (44) is arranged in the middle of the feeding attaching assembly (46), the positioning disc (44) is suitable for rotating coaxially with the feeding attaching assembly (46), and the driving fan sheet (43) is fixedly connected with the positioning disc (44);

the driving fan sheet (43) is back to the positioning disc (44) and is provided with a sliding block (47), the sliding block (47) slides in the walking loop (42), and the sliding block (47) is fixedly connected with the driving fan sheet (43).

3. The grouting apparatus for post-grouting for borehole grouting construction according to claim 2, wherein: the feeding and laminating assembly (46) comprises a transmission shaft lever (461), wherein a mounting groove is formed in the transmission shaft lever (461), the mounting groove is matched with the bottom of the positioning disc (44), the transmission shaft lever (461) is fixedly connected with the positioning disc (44), a bearing block (48) is mounted at the bottom end of the transmission shaft lever (461), a movable leaf plate (462) is mounted between the bearing block (48) and the guniting mounting pipe (41), and the movable leaf plate (462) is provided with a plurality of groups and is uniformly distributed on the bearing block (48).

4. The grouting apparatus for post-grouting for borehole grouting construction according to claim 3, wherein: the top end of the movable leaf plate (462) is fixedly connected with a matching clamping block (463), the bottom end of the outer portion of the guniting installation pipe (41) is provided with a matching clamping groove (45), the number of the matching clamping grooves (45) is consistent with that of the matching clamping blocks (463), and the matching clamping blocks (463) are matched with the matching clamping grooves (45) and correspond to the positions of the matching clamping blocks (463).

5. The grouting apparatus for post-grouting for borehole grouting construction according to claim 2, wherein: the positioning disc (44) is T-shaped in cross section along the axis.

6. The grouting apparatus for post-grouting for borehole grouting construction according to claim 4, wherein: the bearing block (48) is provided with an annular groove (481), the annular groove (481) is an interrupted groove, the bottom of the movable blade plate (462) is provided with a connecting clamping block (467), the connecting clamping block (467) is suitable for being matched with the annular groove (481) at the corresponding position, the matching clamping block (463) is installed in the matching clamping groove (45) and fixed, the connecting clamping block (467) is installed in the annular groove (481) and fixed, and the connecting clamping block (467) is made of elastic materials.

7. The grouting apparatus for post-grouting for borehole grouting construction according to claim 4, wherein: a movable inner groove (464) is formed in the movable blade plate (462), the movable inner groove (464) is located in the middle of the movable blade plate (462), a telescopic spring plate (465) is installed in the movable inner groove (464), one side of the telescopic spring plate (465) is fixedly connected with the inner wall of the movable inner groove (464), and the other side of the telescopic spring plate (465) is fixedly connected with a scraping tooth (466);

the scraping teeth (466) are provided with a plurality of groups and are arranged on the telescopic spring plate (465) at equal intervals.

8. The grouting apparatus for post-grouting for borehole grouting construction according to claim 7, wherein: the telescopic spring plate (465) is made of elastic materials.

9. The grouting apparatus for post-grouting for borehole grouting construction according to claim 7, wherein: one side of the telescopic spring plate (465) connected with the movable inner groove (464) is provided with a plurality of unidirectional cavities (468), the unidirectional cavities (468) are provided with a plurality of groups, a connecting spring (469) is arranged in the plurality of groups of unidirectional cavities (468), and the connecting spring (469) is fixedly connected with the movable inner groove (464).