CN112275741A

CN112275741A - Mortar storage device

Info

Publication number: CN112275741A
Application number: CN202010952868.7A
Authority: CN
Inventors: 玄超; 贾苑伟; 卢磊
Original assignee: China State Construction Port Engineering Group Co Ltd
Current assignee: China State Construction Port Engineering Group Co Ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-01-29
Anticipated expiration: 2040-09-11
Also published as: CN112275741B

Abstract

A mortar storage device relates to the technical field of mortar stirring, and comprises a support frame (1) and a mortar storage tank (2) arranged on the support frame (1), wherein a discharge hole is formed in the lower part of the mortar storage tank (2), a discharge pipe (4) is arranged on the discharge hole, and a butterfly valve is arranged at the joint of the discharge hole and the discharge pipe (4); connect branch pipe (6) on the pipe wall of discharging pipe (4), install in branch pipe (6) and wash shower nozzle (7), wash shower nozzle (7) and be connected with water pipe (8), wash shower nozzle (7) can be followed stretch into in the grout pipe in discharging pipe (4) and wash the pipe wall. The invention can remove mortar adhered on the inner wall of the grouting pipe and avoid the pipe blockage of the discharge pipe.

Description

Mortar storage device

Technical Field

The invention relates to the technical field of mortar stirring, in particular to mortar storage equipment.

Background

Along with the requirements of subway development and environmental protection management, specialized shield commercial mortar is gradually replacing mortar mixed by a project self-construction mortar station, and the commercial mortar can be subjected to a proportioning experiment in time according to the field condition, and the mortar proportioning can be adjusted in time, so that the method is suitable for complex and variable geological environments. After being delivered to a construction site, the commercial mortar is temporarily stored in a storage device, the storage device is usually a mortar storage tank, a discharge port is arranged at the lower part of the mortar storage tank, a grouting pipe is connected to the discharge port during grouting, a switch is turned on for grouting, and the grouting pipe is detached from the discharge port after grouting is finished; the existing storage device has the following defects: when the grouting is carried out in different batches in the construction field, the next grouting is carried out after the mortar is cured to a certain degree, so that the mortar is adhered to the inner wall of the grouting pipe, the mortar is adhered to the inner wall after being dried for a long time in the grouting pipe and cannot be cleaned, the pipe blocking phenomenon is easy to occur in the next grouting, the blanking is slowed down, the treatment is troublesome, and the solidified mortar blocks can be flushed into the grouting cavity in the next grouting so as to influence the grouting quality.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides mortar storage equipment which can be used for removing mortar adhered to the inner wall of a grouting pipe and preventing the discharging pipe from blocking the pipe.

The purpose of the invention can be realized by the following technical scheme: a mortar storage device comprises a support frame and a mortar storage tank arranged on the support frame, wherein a discharge hole is formed in the lower part of the mortar storage tank, a discharge pipe is arranged on the discharge hole, and a butterfly valve is arranged at the connection position of the discharge hole and the discharge pipe; the pipe wall of the discharge pipe is connected with a branch pipe, a cleaning spray head is installed in the branch pipe and connected with a water pipe, and the cleaning spray head can extend into the grouting pipe from the discharge pipe to clean the pipe wall.

Preferably, the rear end of the cleaning nozzle is a cylindrical portion, the front end of the cleaning nozzle is a conical portion, a cavity communicated with the water pipe is arranged in the cleaning nozzle, a plurality of branch pipelines extend outwards from the cavity, the tail ends of the branch pipelines are communicated to the conical surface of the conical portion, the peripheries of the tail end openings of the branch pipelines are equal, a nozzle is mounted at the tail end of each branch pipeline, and the nozzle of the nozzle faces the pipe wall. The high-pressure water in the water pipe is sprayed out from the nozzle of the cleaning spray head, and the nozzle faces the pipe wall, so that mortar stained on the pipe wall is washed and cleaned, and is flushed out of the pipeline along with water flow.

Preferably, a plurality of mounting holes are uniformly distributed on the side wall of the cylindrical part of the cleaning spray head, the sliding block is slidably mounted in the mounting holes, a compression spring is mounted between the sliding block and the bottom of the mounting holes, a brush head is arranged on the end face of the sliding block extending out of the mounting holes, and the brush head is pressed on the pipe wall under the pressure of the compression spring to clean the pipe wall. The brush head plays a role in further cleaning the pipe wall when the pipe wall is washed by water spraying; the compression spring can enable the brush head to be tightly pressed on the pipe wall for washing, and meanwhile, the cleaning nozzle is suitable for two grouting pipelines, namely a smooth pipe wall and a corrugated pipe wall.

Preferably, a disk-shaped elastic scraper is mounted on the rear end face of the cylindrical portion of the cleaning nozzle, and the outer edge of the scraper is bent towards the conical portion and then pressed on the pipe wall. The scraper is arranged at the rearmost end of the cleaning spray head, so that water drops hung on the pipe wall can be scraped off after the pipe wall is cleaned, and water is not stored in the pipeline.

Preferably, an elastic door is installed in an inner hole at the joint of the branch pipe and the discharge pipe, a gap is formed in the radial direction of the elastic door, and the gap is parallel to the central axis of the discharge pipe. In the grouting process, the cleaning spray head is contracted in the branch pipe, mortar in the discharge pipe of the elastic door is isolated outside the branch pipe, the nozzle at the end part of the cleaning spray head is prevented from being blocked by the mortar, and the cleaning spray head can stretch out from a gap in the middle of the elastic door when stretching out of the branch pipe.

Preferably, a driving mechanism is installed at an end of the branch pipe, the driving mechanism includes a box body communicated with the branch pipe, a water pipe penetrates through the box body and then goes deep into the branch pipe, a pair of pinch rollers with opposite roller surfaces is installed in the box body, the water pipe penetrates through a space between the two pinch rollers and is pressed by the two pinch rollers, a wheel shaft of one pinch roller is in power connection with a motor, and the motor drives the pinch rollers to rotate so as to enable the water pipe to move.

Preferably, the support frame is provided with a water pump and a water tank, a water outlet of the water tank is communicated with a water inlet of the water pump, and a water outlet of the water pump is communicated with the water pipe.

Preferably, a pipe reeling device is mounted on the support frame, the pipe reeling device comprises a reeling drum and a rotating shaft, the reeling drum is rotatably mounted on the rotating shaft and is driven by a second motor to rotate, a circle of annular groove is formed in the inner wall of the reeling drum, a rotary sealing ring is mounted between the two axial ends of the annular groove and the rotating shaft for sealing, one end of the rotating shaft extends out of the end face of the reeling drum, a blind hole is formed in the end face of the rotating shaft, the blind hole extends to the annular groove along the axial direction, a plurality of through holes are formed in the wall of the blind hole, and the through holes communicate the cavity of the annular groove with the blind hole; the end part of the blind hole is rotationally sealed with the water outlet of the water pump, the end part of the water pipe is arranged on the side wall of the winding drum after the water pipe is wound on the winding drum, and the end part of the water pipe is communicated with the annular groove. During the water-washed blind hole in the water pump, in the through-hole flow to the annular on the wall of blind hole, the cavity and the water pipe intercommunication of annular, two rotations of motor drive the reel and rotate, and the both ends and the pivot of annular belong to rotary seal, therefore the runner of water pump flow direction water pipe is: water pump-blind hole-through hole-ring groove-water pipe; in addition, when the cleaning spray head is driven by the driving mechanism to stretch into the pipeline for cleaning, the winding drum is driven by the motor II to rotate so as to loosen the water pipe on the winding drum, and when the cleaning spray head is retracted after cleaning is finished, the winding drum is driven by the motor II to rotate in the reverse direction so as to rewind the water pipe on the winding drum.

Preferably, the slurry storage tank is internally provided with a stirring blade, the stirring blade is driven to rotate by a motor III, and the motor III is arranged at the upper end of the slurry storage tank.

The invention has the advantages that: (1) a discharge pipe is arranged at the discharge port of the slurry storage tank, a branch pipe is arranged on the discharge pipe, and a cleaning spray head in the branch pipe can extend into the discharge pipe and the grouting pipe to clean the pipe wall, so that the pipe wall is prevented from being stained with mortar after grouting is finished, and the mortar is smooth to circulate and is not easy to block the pipe during next grouting; (2) in the cleaning process, in order to avoid the trouble of manually connecting a water pipe into the grouting pipe, a driving mechanism is arranged at the end part of the branch pipe, and the water pipe is continuously fed into the grouting pipe at a constant speed; (3) the water pipe is wound on the pipe coiling device to be coiled and uncoiled, so that the water pipe is convenient to store, the cleanness of a construction site is kept, and the coiling and winding of the water pipe are avoided; (4) the water tank, the water pump and the pipe coiling device are all installed on the supporting frame and form integrated equipment with the slurry storage tank, so that the operation space can be saved, the grouting pipe can be cleaned at any time after grouting is finished, and the operation is convenient and fast.

Drawings

FIG. 1 is a schematic front view of a mortar storage device according to an embodiment of the invention.

FIG. 2 is a schematic top view of a mortar storage device according to an embodiment of the invention.

FIG. 3 is a schematic view of the structure of the cleaning nozzle in the branch pipe.

Fig. 4 is a schematic structural view of the elastic door.

FIG. 5 is a schematic structural view of a state that the cleaning nozzle cleans the tube wall.

Fig. 6 is a schematic view of the a-a structure of fig. 2.

Fig. 7 is a schematic view of an internal connection structure of the tube winding device.

Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.

Detailed Description

The invention is further illustrated by the following figures and examples.

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.

A mortar storage device comprises a support frame 1 and a mortar storage tank 2 arranged on the support frame 1, in order to ensure that mortar keeps fluidity and does not solidify before grouting, stirring blades are arranged in the mortar storage tank 2 and driven to rotate by a motor III 3, the motor III 3 is arranged at the upper end of the mortar storage tank 2, the mortar storage tank 2 is of a cylindrical structure, a discharge hole is formed in the lower end of the side wall of the mortar storage tank 2, a discharge pipe 4 is arranged on the discharge hole, an electric butterfly valve 5 is arranged at the connection position of the discharge hole and the discharge pipe 4, and the electric butterfly valve 5 can control the opening and closing of the discharge hole; connect branch pipe 6 on the pipe wall of discharging pipe 4, this branch pipe 6 with the flow direction contained angle of mortar is the obtuse angle in the discharging pipe 4, install in the branch pipe 6 and wash shower nozzle 7, wash shower nozzle 7 and be connected with water pipe 8, wash shower nozzle 7 can follow stretch into in the discharging pipe 4 and wash the pipe wall in the grout pipe 14.

Further, in this embodiment, the rear end of the cleaning nozzle 7 is a cylindrical portion 71, the front end is a conical portion 72, a cavity 73 communicating with the water pipe 8 is provided in the cleaning nozzle 7, the cavity 73 extends outward to form a plurality of branch pipes 74, the ends of the branch pipes 74 communicate with the conical surface of the conical portion 72, the end openings of the branch pipes 74 are circumferentially distributed, and a nozzle 75 is installed at the end of the branch pipe 74, and the nozzle 75 has a nozzle opening facing the pipe wall. The high-pressure water in the water pipe 8 is sprayed out from the nozzle 75 of the cleaning spray head 7, and the nozzle 75 faces the pipe wall, so that mortar on the pipe wall is washed and cleaned, and the mortar is washed out of the pipeline along with water flow.

Further, in this embodiment, a plurality of mounting holes 76 are uniformly distributed on the side wall of the cylindrical portion 71 of the cleaning nozzle 7, a slider 77 is slidably mounted in the mounting holes 76, a compression spring 78 is mounted between the slider 77 and the bottom of the mounting holes 76, a bristle 79 is disposed on the end surface of the slider 77 extending out of the mounting holes 76, and the bristle 79 is pressed on the tube wall under the pressure of the compression spring 78 to clean the tube wall. The bristles 79 serve to further clean the pipe wall when the pipe wall is washed by water spray; the compression spring 78 enables the brush head 79 to be pressed against the pipe wall for washing and brushing, and simultaneously enables the cleaning nozzle 7 to be suitable for grouting pipelines with both smooth pipe walls and corrugated pipe walls. A disk-shaped elastic scraper 8 is mounted on the rear end face of the cylindrical portion 71 of the cleaning nozzle 7, and the outer edge of the scraper 8 is bent toward the conical portion 72 and then pressed against the pipe wall. The scraper 8 is arranged at the rearmost end of the cleaning spray head 7, so that water drops hung on the pipe wall can be scraped off after the pipe wall is cleaned, and water is not stored in the pipe.

Further, in this embodiment, an elastic door 9 is installed in an inner hole at a connection position of the branch pipe 6 and the discharge pipe 4, a gap 91 is radially opened on the elastic door 9, and the gap 91 is parallel to a central axis of the discharge pipe 4. In the grouting process, the cleaning spray head 7 is retracted in the branch pipe 6, mortar in the discharge pipe 4 of the elastic door 9 is isolated outside the branch pipe 6, the nozzle 75 at the end part of the cleaning spray head 7 is prevented from being blocked by the mortar, and the cleaning spray head 7 extends out of the gap 91 in the middle of the elastic door 9.

Further, in this embodiment, a driving mechanism 10 is installed at an end of the branch pipe 6, the driving mechanism 10 includes a box 101 communicated with the branch pipe 6, the water pipe 8 penetrates through the box 101 and then extends into the branch pipe 6, a pair of pinch rollers 102 with opposite roller surfaces are installed in the box 101, the water pipe 8 penetrates between the two pinch rollers 102 and is pressed by the two pinch rollers 102, a wheel axle of one pinch roller 102 is in power connection with a motor one 103, and the motor one 103 drives the pinch rollers 102 to rotate so as to move the water pipe 8.

Further, in this embodiment, a water pump 11 and a water tank 12 are installed on the support frame 1, a water outlet of the water tank 12 is communicated with a water inlet of the water pump 11, a pipe rolling device 13 is arranged on the support frame 1, the pipe rolling device 13 comprises a rolling drum 131 and a rotating shaft 132, the winding drum 131 is rotatably mounted on the rotating shaft 132, and the winding drum 131 is driven by the second motor 133 to rotate, a ring of ring grooves 1311 are arranged on the inner wall of the winding drum 131, rotary sealing rings 1312 are arranged between the two axial ends of the ring grooves 1311 and the rotating shaft 132 for sealing, one end of the rotating shaft 132 extends out of the end surface of the winding drum 131 and is provided with a blind hole 1321, the blind hole 1321 extends to the ring groove 1311 along the axial direction, a plurality of through holes 1322 are arranged on the wall of the blind hole 1321, the through hole 1322 communicates the cavity of the ring slot 1311 with the blind hole 1321; the end of the blind hole 1321 is rotatably sealed with the water outlet of the water pump 11, the water pipe 8 is wound around the winding drum 131, the end of the water pipe 8 is mounted on the side wall of the winding drum 131, and the end of the water pipe 8 is communicated with the annular groove 1311. The water in the water pump 11 is flushed into the blind hole 1321, flows into the ring groove 1311 from the through hole 1322 on the wall of the blind hole 1321, the chamber of the ring groove 1311 is communicated with the water pipe 8, the second motor 133 rotates to drive the winding drum 131 to rotate, and the two ends of the ring groove 1311 and the rotating shaft 132 belong to rotary sealing, so that the flow passage of the water pump 11 flowing to the water pipe 8 is as follows: the water pump 11-the blind hole 1321-the through hole 1322-the annular groove 1311-the water pipe 8; in addition, when the cleaning spray head 7 is driven by the driving mechanism 10 to extend into the pipeline for cleaning, the second motor 133 drives the winding drum 131 to rotate to unwind the water pipe 8 on the winding drum 131, and when the cleaning spray head 7 is retracted after cleaning is finished, the second motor 133 drives the winding drum 131 to rotate reversely to rewind the water pipe 8 on the winding drum 131.

The application principle of the embodiment of the invention is as follows: during grouting, the grouting pipe 14 is connected to the discharge pipe 4, and the cleaning nozzle 7 is contracted in the branch pipe 6; after grouting, an electric pump is started, a nozzle 75 of the cleaning spray head 7 sprays water, a first motor 103 and a second motor 133 are started, the driving mechanism 10 drives the water pipe 8 to move, the cleaning spray head 7 extends out of the branch pipe 6, the discharging pipe 4 is cleaned firstly and then extends into the grouting pipe 14 for cleaning, after cleaning is completed, the first motor 103 and the second motor 133 overturn, the driving mechanism 10 moves the water pipe 8 back, the water pipe 8 is wound on the pipe coiling device 13 again until the cleaning spray head 7 retracts into the branch pipe 6.

The structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are for understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined in the claims, and are not essential to the art, and any structural modifications, changes in proportions, or adjustments in size, which do not affect the efficacy and attainment of the same are intended to fall within the scope of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

The invention has been described above with reference to preferred embodiments, but the scope of protection of the invention is not limited thereto, and all technical solutions falling within the scope of the claims are within the scope of protection of the invention. Various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict.

Claims

1. The mortar storage equipment is characterized by comprising a support frame (1) and a mortar storage tank (2) arranged on the support frame (1), wherein a discharge hole is formed in the lower part of the mortar storage tank (2), a discharge pipe (4) is arranged on the discharge hole, and a butterfly valve is arranged at the connection position of the discharge hole and the discharge pipe (4); connect branch pipe (6) on the pipe wall of discharging pipe (4), install in branch pipe (6) and wash shower nozzle (7), wash shower nozzle (7) and be connected with water pipe (8), wash shower nozzle (7) can be followed stretch into in the grout pipe in discharging pipe (4) and wash the pipe wall.

2. The mortar storage device according to claim 1, wherein the cleaning nozzle (7) has a cylindrical portion (71) at the rear end and a conical portion (72) at the front end, a cavity (73) communicating with the water pipe (8) is formed in the cleaning nozzle (7), a plurality of branch pipes (74) extend outwards from the cavity (73), the tail ends of the branch pipes (74) are communicated to the conical surface of the conical portion (72) and the tail end mouths of the branch pipes (74) are circumferentially uniform, and nozzles (75) are mounted at the tail ends of the branch pipes (74), and the mouths of the nozzles (75) face the pipe wall.

3. Mortar storage device according to claim 2, characterized in that a plurality of mounting holes (76) are uniformly arranged on the side wall of the cylindrical part (71) of the cleaning nozzle (7), a slide block (77) is slidably mounted in the mounting holes (76), a compression spring (78) is mounted between the slide block (77) and the bottom of the mounting holes (76), a brush head (79) is arranged on the end surface of the slide block (77) extending out of the mounting holes (76), and the brush head (79) is pressed on the pipe wall under the pressure of the compression spring (78) to clean the pipe wall.

4. Mortar storage device according to claim 2, characterized in that on the rear end face of the cylindrical part (71) of the cleaning nozzle (7) there is mounted a disc-like elastic scraper (8), the outer edge of the scraper (8) being bent towards the conical part (72) and pressing against the pipe wall.

5. Mortar storage device according to claim 4, characterized in that a spring gate (9) is mounted in the inner bore of the connection of the branch pipe (6) to the tapping pipe (4), wherein a gap (91) is provided in the radial direction of the spring gate (9), and the gap (91) is parallel to the central axis of the tapping pipe (4).

6. The mortar storage device according to claim 1, wherein a driving mechanism (10) is installed at the end of the branch pipe (6), the driving mechanism (10) comprises a box body (101) communicated with the branch pipe (6), a water pipe (8) penetrates through the box body (101) and then penetrates into the branch pipe (6), a pair of pressing wheels (102) with opposite wheel surfaces are installed in the box body (101), the water pipe (8) penetrates between the two pressing wheels (102) and is pressed by the two pressing wheels (102), the wheel axle of one pressing wheel (102) is in power connection with a first motor (103), and the first motor (103) drives the pressing wheels (102) to rotate so as to enable the water pipe (8) to move.

7. Mortar storage device according to claim 6, characterized in that a water pump (11) and a water tank (12) are mounted on the support frame (1), the water outlet of the water tank (12) communicating with the water inlet of the water pump (11), the water outlet of the water pump (11) communicating with the water pipe (8).

8. Mortar storage facility according to claim 7, characterized in that a pipe coiling device (13) is mounted on the support frame (1), the pipe coiling device (13) comprises a coiling block (131) and a rotating shaft (132), the coiling block (131) is rotatably arranged on the rotating shaft (132), and the coiling block (131) is driven by a second motor (133) to rotate, a circle of ring grooves (1311) are formed in the inner wall of the winding drum (131), rotary sealing rings (1312) are installed between the two axial ends of each ring groove (1311) and the rotating shaft (132) for sealing, one end of the rotating shaft (132) extends out of the end surface of the winding drum (131) and is provided with a blind hole (1321), the blind hole (1321) extends to the ring groove (1311) along the axial direction, a plurality of through holes (1322) are arranged on the wall of the blind hole (1321), the through hole (1322) communicates the cavity of the ring groove (1311) with the blind hole (1321); the end part of the blind hole (1321) is rotationally sealed with a water outlet of the water pump (11), the end part of the water pipe (8) is installed on the side wall of the winding drum (131) after the water pipe (8) is wound on the winding drum (131), and the end part of the water pipe (8) is communicated with the annular groove (1311).

9. Mortar storage device according to any of claims 1-8, characterized in that a stirring blade is mounted in the slurry storage tank (2), said stirring blade is driven in rotation by a motor three (3), said motor three (3) is mounted at the upper end of the slurry storage tank (2).