CN219622696U

CN219622696U - Muddy water balance push pipe

Info

Publication number: CN219622696U
Application number: CN202320027837.XU
Authority: CN
Inventors: 褚天成; 孙秋懿
Original assignee: Zhejiang Holdand Construction Co ltd
Current assignee: Zhejiang Holdand Construction Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-09-01
Anticipated expiration: 2033-01-06

Abstract

The utility model provides a balanced push pipe of muddy water, includes the push pipe organism, the open end of push pipe organism install the jacking cutter, the inside of push pipe organism is provided with a mounting disc, the mid-mounting of mounting disc has and is used for the drive the first driving motor of jacking cutter work, the mounting disc is provided with a mud export by the position of bottom, mud export be connected with a screw conveyer pipe, the lateral wall of screw conveyer pipe seted up a hole and even have a mud discharge tube, the mud discharge tube on install the slush pump, the back of jacking cutter be provided with water spray portion, the lateral wall of push pipe organism in be provided with for the water supply pipeline of water spray portion water supply. According to the utility model, the water spraying part is arranged on the back surface of the jacking cutter, and the water can rotate along with the cutter when discharged, so that water injection is more uniform, and the mixing of soil and water brought by the jacking cutter is facilitated to form slurry; meanwhile, the situation that the water outlet of the water spraying part is blocked by praise can not occur.

Description

Muddy water balance push pipe

Technical Field

The utility model relates to the technical field of pipeline construction, in particular to a mud-water balance jacking pipe.

Background

When the underground pipeline is constructed and paved in the city, the pipe jacking technology is needed to be adopted for paving due to inconvenient large-area digging and paving, and the pipe jacking construction is a non-excavation construction method, so that the pipe jacking construction is a pipeline burying construction technology without excavation or with less excavation. The pipe jacking construction is to overcome the friction force between the pipeline and the surrounding soil by means of the jacking equipment in the working pit, jack the pipeline into the soil according to the designed gradient and transport the earthwork in solid or liquid slurry form.

The utility model discloses a cement pipe jacking device, which comprises a pipe jacking machine body, wherein a cutting tool is arranged at the opening end of the pipe jacking machine body, a mounting column is connected to the middle part in the pipe jacking machine body, a first motor for driving the cutting tool to work is arranged at one end of the mounting column, a blow-down pipe is arranged in the blow-down cavity for discharging cement mixture, a plurality of conveying cavities are uniformly distributed around the mounting column, the axis of the conveying cavity is parallel to the axis of the mounting column, a partition plate is arranged at one end of the conveying cavity far away from the cutting tool, a second motor is arranged at one side of the partition plate far away from the cutting tool, an output shaft of the second motor penetrates through the partition plate and then is connected with a rotating shaft, a cutting blade is arranged at the other end of the rotating shaft, a spiral blade for conveying the cement mixture is arranged on the rotating shaft, the front end of the blow-down cavity is communicated with the conveying cavity, the spiral blade conveys the cement mixture at the cutting tool into the blow-down cavity, a blow-down pipe is arranged in the blow-down cavity, the other end of the blow-down pipe is connected with an external blow-down pool, a slurry pump is arranged on the blow-down pipe, and a water injection assembly is arranged between the cutting blade and the cutting tool. In this technical scheme, through set up a water injection subassembly between cutting tool and cutting blade to this soil that brings the cutting tool becomes mud, thereby has made things convenient for the transportation of mud, but the removal of some large granule matters in this water injection subassembly can hinder earth, causes the jam of these matters, influences the operation effect of machine.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides a mud-water balance jacking pipe.

The technical scheme of the utility model is as follows:

the utility model provides a balanced push pipe of muddy water, includes the push pipe organism, the open end of push pipe organism install the jacking cutter, the inside of push pipe organism is provided with a mounting disc, the mid-mounting of mounting disc has and is used for the drive the first driving motor of jacking cutter work, the mounting disc is provided with a mud export by the position of bottom, mud export be connected with a screw conveyer pipe, the lateral wall of screw conveyer pipe seted up a hole and even have a mud discharge tube, the mud discharge tube on install the slush pump, the back of jacking cutter be provided with water spray portion, the lateral wall of push pipe organism in be provided with for the water supply pipeline of water spray portion water supply.

As the optimization of the technical scheme, the jacking cutter comprises a cutter chassis, the inner side of the cutter chassis is rotationally connected with the side wall of the pipe jacking machine body, the center of the inner side of the cutter chassis is connected with the output shaft of the first driving motor, a plurality of fan-shaped mud inlets are formed in the cutter chassis, a propelling blade is arranged at the center of the outer side of the cutter chassis, and a plurality of crushing blades are arranged on the outer side of the cutter chassis.

As the preferable mode of the technical scheme, the water spraying part comprises a water spraying hole arranged on the inner side surface of the cutter chassis, a water storage groove arranged on the cutter chassis and positioned at the joint of the cutter chassis and the pipe jacking machine body, and a channel arranged in the cutter chassis and used for connecting the water storage groove and the water spraying hole.

As the preferable of the technical scheme of the utility model, at least two water supply pipelines are arranged in the side wall of the pipe jacking machine body.

As a preferable mode of the technical scheme of the utility model, a second driving motor is arranged at one end of the spiral conveying pipe far away from the slurry outlet, a shaft of the second driving motor penetrates through the spiral conveying pipe and extends out of the slurry outlet, and spiral blades are arranged on the shaft.

Preferably, the shaft is provided with a stirring blade near the slurry outlet.

As the preferable choice of the technical proposal of the utility model, a muddy water mixing area is arranged between the mounting plate and the jacking cutter.

As the optimization of the technical scheme, a fixing frame for fixing the slurry pump is arranged in the pipe jacking machine body.

Preferably, the end of the mud discharging pipe is connected with a sewage pool.

In summary, the utility model has the following beneficial effects:

1. according to the utility model, the water spraying part is arranged on the back surface of the jacking cutter, so that the water outlet position can be changed along with the rotation of the cutter, and the soil can be well moistened to form slurry; meanwhile, the phenomenon that small stones and the like in the slurry block the water outlet holes is avoided;

2. by arranging the stirring blade in front of the slurry outlet, the entering big stone can be minced, and the big stone can be prevented from clamping the slurry conveying pipeline; meanwhile, the existence of the stirring blade can also enable the slurry entering the slurry conveying pipeline to be more uniform, so that the conveying efficiency is improved;

3. the mud is converted into mud for transportation, and the transportation efficiency is high.

Drawings

FIG. 1 is a side sectional view of a slurry balance jacking pipe according to example 1;

FIG. 2 is a front view of the jacking cutter;

FIG. 3 is a rear view of the jacking cutter;

in the figure, a 1-pipe jacking machine body, a 11-jacking cutter, a 12-mounting plate, a 13-first driving motor, a 14-slurry outlet, a 15-spiral conveying pipe, a 16-slurry discharging pipe, a 17-slurry pump, an 18-water spraying part, a 111-cutter chassis, a 112-slurry inlet hole, a 113-propelling blade, a 114-crushing blade, a 115-water storage groove, a 116-channel, a 117-water spraying hole, a 20-water conveying pipe, a 151-second driving motor, a 152-spiral blade, a 153-stirring blade, a 19-slurry mixing zone and a 21-fixing frame are shown.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

Example 1

The utility model provides a mud water balance push pipe, includes push pipe organism 1, push pipe organism 1's open end installs jack-in cutter 11, push pipe organism 1's inside is provided with a mounting disc 12, mounting disc 12's mid-mounting has the first driving motor 13 that is used for driving jack-in cutter 11 work, mounting disc 12 is provided with a mud export 14 in the position of leaning on the bottom, mud export 14 is connected with a screw conveyer pipe 15, a hole has been seted up to screw conveyer pipe 15's lateral wall and has been linked with a mud drain pipe 16, install slush pump 17 on the slush drain pipe 16, jack-in cutter 11's the back is provided with water spray part 18, push pipe organism 1's lateral wall in be provided with the water supply pipe 20 that supplies water for water spray part 18.

In the prior art, a water outlet device is arranged between the first driving motor 13 and the jacking cutter, the water outlet device can be soaked in slurry, and substances such as small stones in the slurry can easily block the mud-water balancing machine, so that the water outlet effect of the water outlet device is affected.

In the utility model, the water spraying part 18 is arranged on the back surface of the jacking cutter 11, so that water can be discharged and simultaneously rotate along with the cutter, water injection is more uniform, and the mixing of soil and water brought by the jacking cutter 11 is more facilitated to form slurry; meanwhile, the water outlet hole of the water spraying part 18 is opposite to the forming direction of mud, so that the situation that the water outlet hole of the water spraying part 18 is blocked by praise can not occur.

The jacking cutter 11 comprises a cutter chassis 111, the inner side of the cutter chassis 111 is rotationally connected with the side wall of the pipe jacking machine body 1, the center of the inner side of the cutter chassis 111 is connected with the output shaft of the first driving motor 13, a plurality of fan-shaped mud inlet holes 112 are formed in the cutter chassis 111, a propelling blade 113 is arranged at the center of the outer side of the cutter chassis 111, and a plurality of crushing blades 114 are arranged on the outer side of the cutter chassis 111.

The water spraying part 18 comprises a water spraying hole 117 arranged on the inner side surface of the cutter chassis 111, a water storage groove 115 arranged on the cutter chassis 111 and positioned at the joint with the pipe jacking machine body 1, and a channel 116 arranged inside the cutter chassis 111 and used for connecting the water storage groove 115 and the water spraying hole 117; because the inner side of the cutter chassis 111 is rotationally connected with the side wall of the pipe jacking machine body 1, part of water can leak out between the water supply pipeline 20 and the water storage groove 115, and the part of water can play a role of lubricating the soil wall, so that friction between the hole wall and the outer wall of the pipeline is reduced, and the pipe jacking machine is convenient to open.

Two water delivery pipelines 20 are arranged in the side wall of the pipe jacking machine body 1, the water quantity of the two water delivery pipelines 20 is larger, the water delivery force is larger, and the mixing of water and soil is facilitated to form slurry.

The end of the spiral conveying pipe 15, which is far away from the slurry outlet 14, is provided with a second driving motor 151, and the shaft of the second driving motor 151 penetrates through the spiral conveying pipe 15 and extends out of the slurry outlet 14, and is provided with a spiral blade 152; the presence of the helical blades 152 can cause the mud entering the screw conveyor pipe 15 to perform a helical movement.

The shaft of the second drive motor 151 is provided with a stirring blade 153 near the mud outlet 14. The stirring blade 153 is specifically located at the front position of the mud water outlet 14, wherein the front position is based on the running state of the machine, and by arranging the stirring blade 153 in front of the mud water outlet 14, the cobbles entering the mud water conveying pipeline 15 can be minced, and the cobbles can be prevented from being blocked in the mud water conveying pipeline 15; meanwhile, the stirring blades 153 can stir the slurry entering the slurry conveying pipeline 15, so that the slurry is more uniform, and the conveying efficiency is improved. Meanwhile, a support frame for fixing the shaft of the second driving motor 151 is arranged in the slurry outlet 14, and comprises a rod body vertically fixed in the slurry outlet 14 and a bearing which is arranged in the middle of the dry body and is rotationally connected with the shaft of the second driving motor, so that the stability of slurry stirring, conveying and running is improved.

A mud-water mixing area 19 is arranged between the mounting plate 12 and the jacking cutter 11.

A fixing frame for fixing the slurry pump 17 is arranged inside the pipe jacking machine body 1.

The end of the mud discharging pipe 16 is connected to a sewage tank.

Claims

1. The utility model provides a muddy water balance push pipe, its characterized in that, including push pipe organism (1), the open end of push pipe organism (1) install jacking cutter (11), the inside of push pipe organism (1) be provided with a mounting disc (12), the mid-mounting of mounting disc (12) has and is used for the drive jacking cutter (11) work first driving motor (13), mounting disc (12) are provided with a mud export (14) by the position of bottom, mud export (14) be connected with a spiral conveyer pipe (15), the lateral wall of spiral conveyer pipe (15) seted up a hole and even have a mud drain pipe (16), mud drain pipe (16) on install slush pump (17), the back of jacking cutter (11) be provided with water spray portion (18), the lateral wall of push pipe organism (1) in be provided with in the lateral wall be water supply pipe (20) of water spray portion (18).

2. The mud-water balance jacking pipe according to claim 1, wherein the jacking cutter (11) comprises a cutter chassis (111), the inner side of the cutter chassis (111) is rotationally connected with the side wall of the jacking pipe machine body (1), the inner center of the cutter chassis (111) is connected with the output shaft of the first driving motor (13), a plurality of fan-shaped mud inlet holes (112) are formed in the cutter chassis (111), a pushing blade (113) is arranged at the outer center of the cutter chassis (111), and a plurality of crushing blades (114) are arranged at the outer side of the cutter chassis (111).

3. The mud-water balanced jacking pipe according to claim 2, wherein the water spraying part (18) comprises a water spraying hole (117) arranged on the inner side surface of the cutter chassis (111), a water storage groove (115) arranged on the cutter chassis (111) and positioned at the joint with the jacking pipe body (1), and a channel (116) arranged inside the cutter chassis (111) and used for connecting the water storage groove (115) and the water spraying hole (117).

4. The mud-water balanced jacking pipe according to claim 1, wherein at least two water supply pipes (20) are arranged in the side wall of the jacking pipe body (1).

5. The mud-water balance jacking pipe according to claim 1, wherein a second driving motor (151) is arranged at one end of the spiral conveying pipe (15) far away from the mud outlet (14), a shaft of the second driving motor (151) penetrates through the spiral conveying pipe (15) and extends out of the mud outlet (14), and spiral blades (152) are arranged on the shaft.

6. The pipe jacking system according to claim 5, wherein said shaft is provided with a stirring blade (153) at a position close to said slurry outlet (14).

7. The mud-water balance jacking pipe according to claim 1, wherein a mud-water mixing area (19) is arranged between the mounting plate (12) and the jacking cutter (11).

8. The mud-water balanced jacking pipe according to claim 1, wherein a fixing frame for fixing the mud pump (17) is arranged inside the jacking pipe body (1).

9. The pipe jacking system according to claim 1, wherein said slurry discharge pipe (16) is connected at its end to a sewer basin.