CN114392987B - Comprehensive pipeline jetting and cleaning device for shield machine - Google Patents
Comprehensive pipeline jetting and cleaning device for shield machine Download PDFInfo
- Publication number
- CN114392987B CN114392987B CN202111653688.XA CN202111653688A CN114392987B CN 114392987 B CN114392987 B CN 114392987B CN 202111653688 A CN202111653688 A CN 202111653688A CN 114392987 B CN114392987 B CN 114392987B
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- Prior art keywords
- grouting
- pipe
- head
- slot hole
- inner slot
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2209/00—Details of machines or methods for cleaning hollow articles
- B08B2209/02—Details of apparatuses or methods for cleaning pipes or tubes
- B08B2209/022—Details of apparatuses or methods for cleaning pipes or tubes making use of the reversal flow of the cleaning liquid
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a comprehensive spraying and cleaning device for a pipeline of a shield machine, which comprises a grouting body, wherein the front end of the grouting body is provided with a grouting head, an inner slot hole is formed in the grouting body, a grouting pipe I communicated with the grouting head is arranged in the grouting body below the inner slot hole, and a grouting pipe II communicated with the grouting pipe I is obliquely arranged on the grouting head below the grouting pipe; a water inlet pipe communicated with the grouting head is arranged in the grouting body above the inner slot hole, a telescopic device is arranged at the rear end of the inner slot hole, an execution shaft of the telescopic device is horizontally inserted into the inner slot hole, a movable rod which penetrates through the front end of the inner slot hole and extends into the grouting head is arranged at the tail end of the execution shaft, the movable rod is attached to the inner wall of the grouting head and is arranged in a relatively sliding manner, and a grouting channel is arranged at the front end of the movable rod; a through hole communicated with the first slurry inlet pipe and the water inlet pipe is formed in a movable rod positioned at the front end of the grouting head, and a spray head is arranged in the through hole. The invention can effectively clean the grouting pipeline and improve the cleaning effect.
Description
Technical Field
The invention relates to a comprehensive pipeline spraying and cleaning device for a shield machine, and belongs to the field of pipeline cleaning.
Background
In the tunnel construction process, a post-wall grouting water stop method is needed to fill the gap, a grouting device is needed in the grouting process, grouting liquid is needed to be sent into the gap through a grouting pipeline by the grouting device, after filling, if residual grouting liquid in the grouting pipeline is not cleaned in time, the pipeline is blocked, the use is affected, the existing grouting pipeline is usually directly cleaned by adopting reverse water inlet, but the cleaning efficiency is relatively low; and there are cases where personnel mishandle, and when grouting again, the slurry is injected into the backwash pipe.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides the comprehensive spraying and cleaning device for the pipeline of the shield machine, which can effectively clean the grouting pipeline and improve the cleaning effect.
The technical scheme adopted by the invention is as follows:
the utility model provides a shield constructs machine pipeline and sprays belt cleaning device comprehensively, includes the slip casting body, and the front end of slip casting body is provided with the slip casting head, is provided with the interior slotted hole in the slip casting body, is provided with the slip casting pipe one that communicates with the slip casting head in the slip casting body below the interior slotted hole, is provided with the slip casting pipe two that communicates with the slip casting pipe on the slip casting head slope below the slip casting pipe; a water inlet pipe communicated with the grouting head is arranged in the grouting body above the inner slot hole, a telescopic device is arranged at the rear end of the inner slot hole, an execution shaft of the telescopic device is horizontally inserted into the inner slot hole, a movable rod which penetrates through the front end of the inner slot hole and extends into the grouting head is arranged at the tail end of the execution shaft, the movable rod is attached to the inner wall of the grouting head and is arranged in a relatively sliding manner, and a grouting channel with an L-shaped structure is arranged at the front end of the movable rod; a through hole communicated with the first slurry inlet pipe and the water inlet pipe is formed in a movable rod positioned at the front end of the grouting head, and a spray head is arranged in the through hole.
Preferably, the shower nozzle includes the cylinder, the bottom of cylinder is formed with the cambered surface structure that agrees with the carriage release lever surface, set up the internal diameter in cylinder top to bottom and increase gradually and with the cavity of cylinder bottom cambered surface structure intercommunication, the big port internal diameter of cavity and cambered surface structure internal diameter are all less than inlet tube exit end internal diameter, cambered surface structure sets up and has seted up a plurality of apopore on cambered surface structure towards the export of slip casting pipe one, be provided with the sleeve in cambered surface structure inboard central point put, be provided with the lift post that extends towards the cavity miniport in the sleeve, be provided with the spacing ring in the tip of lift post that is located the sleeve, be provided with compression spring in the sleeve of spacing ring below, be provided with the closure plate with cavity inner wall laminating at the other end of lift post, still be provided with the holding ring in the cavity that is located between sleeve and the closure plate, a plurality of fan-shaped passageway has been seted up on the holding ring.
Further preferably, the spray head is in threaded connection with the through hole on the moving rod.
Further preferably, a guide plate is fixedly sleeved on the moving rod positioned in the inner slot hole.
Further preferably, limit switches are arranged in the inner slots at the front end and the rear end of the guide plate.
Further preferably, the second grouting pipe extends into the first grouting pipe and forms an included angle of 30-45 degrees with the horizontal plane.
Further preferably, fixing plates are symmetrically arranged on two sides of the front end of the telescopic device, and the fixing plates are connected with grouting body bolts on the corresponding sides.
Further preferably, the grouting body is of a cuboid structure or a cylinder structure.
The invention has the beneficial effects that:
after the inflow water passes through the spray head, the flow speed of the water flow can be increased, and then the flushing efficiency and the flushing effect on the slurry inlet pipeline can be improved; and the shower nozzle can realize self-closing after washing, can prevent that personnel from causing the thick liquid to get into the inlet tube when not shifting out the slip casting head with the movable rod.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a spray head;
FIG. 3 is a bottom view of the spray head;
FIG. 4 is a top view of the retaining ring;
the main reference numerals in the figures have the following meanings:
1. the grouting device comprises a grouting body, 2, a grouting head, 3, an inner slot hole, 4, a first grouting pipe, 5, a second grouting pipe, 6, a water inlet pipe, 7, a telescopic device, 8, a movable rod, 9, a spray head, 10, a column body, 11, a cavity, 12, a water outlet hole, 13, a sleeve, 14, a lifting column, 15, a limiting ring, 16, a compression spring, 17, a blocking plate, 18, a positioning ring, 19, a fan-shaped channel, 20, a guide plate, 21, a limiting switch, 22, a fixed plate, 23 and a grouting channel.
Description of the embodiments
The invention is described in detail below with reference to the drawings and examples.
As shown in fig. 1-4: the embodiment is a comprehensive pipeline jetting and cleaning device for a shield machine, which comprises a grouting body 1, wherein the front end of the grouting body 1 is provided with a grouting head 2, an inner slot hole 3 is arranged in the grouting body 1, a grouting pipe I4 communicated with the grouting head 2 is arranged in the grouting body 1 below the inner slot hole 3, and a grouting pipe II 5 communicated with the grouting pipe I4 is obliquely arranged on the grouting head 2 below the grouting pipe I4; a water inlet pipe 6 communicated with the grouting head 2 is arranged in the grouting body 1 above the inner slot hole 3, a telescopic device 7 is arranged at the rear end of the inner slot hole 3, an execution shaft of the telescopic device 7 is horizontally inserted into the inner slot hole 3, a movable rod 8 which penetrates through the front end of the inner slot hole 3 and extends into the grouting head 2 is arranged at the tail end of the execution shaft, the movable rod 8 is attached to the inner wall of the grouting head 2 and is arranged in a relatively sliding manner, and a grouting channel 23 with an L-shaped structure is arranged at the front end of the movable rod 8; a through hole communicated with the first grouting pipe 4 and the water inlet pipe 6 is formed in a movable rod 8 positioned at the front end of the grouting head 2, and a spray head 9 is arranged in the through hole.
Referring to fig. 2, 3 and 4, the spray head 9 comprises a column 10, an arc structure which is matched with the outer surface of the movable rod 8 is formed at the bottom of the column 10, a cavity 11 with an gradually increased inner diameter and communicated with the arc structure at the bottom of the column 10 is formed in the top to the bottom of the column 10, the inner diameter of a big port of the cavity 11 and the inner diameter of the arc structure are smaller than the inner diameter of an outlet end of the water inlet pipe 6, the arc structure is arranged towards the outlet of the grouting pipe 4 and provided with a plurality of water outlet holes 12, a sleeve 13 is arranged in the center of the inner side of the arc structure, a lifting column 14 which extends towards a small port of the cavity 11 is arranged in the sleeve 13, a limiting ring 15 is arranged at the end of the lifting column 14 positioned in the sleeve 13, a compression spring 16 is arranged in the sleeve 13 positioned below the limiting ring 15, a blocking plate 17 which is adhered with the inner wall of the cavity 11 is arranged at the other end of the lifting column 14, a positioning ring 18 is also arranged in the cavity 11 positioned between the sleeve 13 and the blocking plate 17, and a plurality of fan-shaped channels 19 are formed on the positioning ring 18.
In this embodiment, the nozzle 9 is screwed with the through hole of the moving rod 8.
Referring to fig. 1, a guide plate 20 is fixedly sleeved on the moving rod 8 positioned in the inner slot hole 3.
As shown in fig. 1, limit switches 21 are provided in the inner slots 3 at both the front and rear ends of the guide plate 20.
In this embodiment, the second grouting pipe 5 extends into the first grouting pipe 4 and forms an included angle of 30 ° with the horizontal plane, and in practical application, the second grouting pipe 5 may also form an included angle of 45 ° with the horizontal plane.
Referring to fig. 1, fixing plates 22 are symmetrically provided at both sides of the front end of the telescopic device 7, and the fixing plates 22 are bolted to the grouting body 1 at the corresponding side.
In this embodiment, the grouting body 1 has a rectangular parallelepiped structure; in practical applications, the grouting body 1 may also have a cylindrical structure.
In practical application, the telescopic device 7 drives the moving rod 8 to move backwards, when the guide plate 20 is driven to touch the limit switch 21 at the rear end of the inner slot hole 3, the controller controls the telescopic device 7 to stop acting, at the moment, the grouting channel 23 is communicated with the grouting pipe I4, and the grouting devices respectively inject slurry through the grouting pipe I4 and the grouting pipe II 5, flow into the grouting head 2 through the grouting channel 23 and finally flow into a gap for filling; after grouting is finished, a little of residual slurry in a grouting channel 23 is refluxed into a grouting pipeline I4, a telescopic device 7 is started to drive a moving rod 8 to move forwards, when a guide plate 20 is driven to touch a limit switch 21 at the front end of an inner slot hole 3, a controller controls the telescopic device 7 to stop acting, at the moment, a through hole on the moving rod 8 is communicated with a grouting pipe I4 and a water inlet pipe 6, flushing water is injected into the water inlet pipe 6 according to a certain flow rate, a blocking plate 17 is downwards moved when flushing water passes through a spray head 9 so as to enable water flow to pass through and improve the water flow rate, cleaning water passes through a fan-shaped channel 19 and is dispersed and sprayed out through a water outlet 12, the pipeline can be effectively cleaned, and the water flow rate is further controlled by controlling valves on outer connecting pipes of the grouting pipe I4 and the grouting pipe II 6 so that the grouting pipe I and the grouting pipe II 6 can be comprehensively flushed; and after the flushing is finished, waiting for the next grouting.
If there is no shower nozzle 9, after the washing, if the operating personnel can not control the telescoping device 7 to drive the movable rod 8 to move backwards, then there will be the condition that the slurry will get into the water inlet pipe 6 when grouting next time, because the shower nozzle 9 exists, after the washing is finished, the compression spring 16 will make the closure plate 17 and the inner wall laminating of cavity 11 realize the shutoff, then make the slurry unable entering into the water inlet pipe 6.
The foregoing is merely illustrative of the preferred embodiments of this invention, and it will be appreciated by those skilled in the art that variations and modifications may be made without departing from the principles of this invention, and such variations and modifications are to be regarded as being within the scope of this invention.
Claims (7)
1. The utility model provides a shield constructs quick-witted pipeline and sprays belt cleaning device comprehensively which characterized in that: the grouting device comprises a grouting body (1), wherein a grouting head (2) is arranged at the front end of the grouting body (1), an inner slot hole (3) is formed in the grouting body (1), a grouting pipe I (4) communicated with the grouting head (2) is arranged in the grouting body (1) below the inner slot hole (3), and a grouting pipe II (5) communicated with the grouting pipe I (4) is obliquely arranged on the grouting body (1) below the grouting pipe I (4); a water inlet pipe (6) communicated with the grouting head (2) is arranged in the grouting body (1) above the inner slot hole (3), a telescopic device (7) is arranged at the rear end of the inner slot hole (3), an execution shaft of the telescopic device (7) is horizontally inserted into the inner slot hole (3) and a movable rod (8) which penetrates through the front end of the inner slot hole (3) and extends into the grouting head (2) is arranged at the tail end of the execution shaft, the movable rod (8) is adhered to the inner wall of the grouting head (2) and is arranged in a relatively sliding mode, and a grouting channel (23) with an L-shaped structure is arranged at the front end of the movable rod (8); a through hole communicated with the grouting pipe I (4) and the water inlet pipe (6) is formed in a movable rod (8) positioned at the front end of the grouting head (2), and a spray head (9) is arranged in the through hole;
the shower nozzle (9) includes cylinder (10), the bottom of cylinder (10) is formed with the cambered surface structure that agrees with movable rod (8) surface, has seted up internal diameter in cylinder (10) top to bottom and has increased gradually and cavity (11) with cylinder (10) bottom cambered surface structure intercommunication, big port internal diameter and cambered surface structure internal diameter of cavity (11) are all less than inlet tube (6) exit end internal diameter, cambered surface structure is towards the export setting of slip casting pipe one (4) and has seted up a plurality of apopore (12) on cambered surface structure, is provided with sleeve (13) in cambered surface structure inboard central point, be provided with in sleeve (13) and be provided with lifting column (14) that extend towards cavity (11) miniport in sleeve (13), the tip of lifting column (14) that is located in sleeve (13) is provided with spacing ring (15) be provided with compression spring (16) in sleeve (13) below, be provided with in the other end of lifting column (14) with cavity (11) inner wall laminating board (17), be provided with between sleeve (13) and cavity (17) and cavity (11) inner wall laminating a plurality of water outlet hole (12), be provided with in the locating ring (18) and be provided with in the locating ring (18).
2. The device for comprehensively jetting and cleaning the pipeline for the shield machine according to claim 1, wherein the nozzle (9) is in threaded connection with the through hole on the movable rod (8).
3. The comprehensive pipe jet cleaning device for the shield machine according to claim 1 is characterized in that a guide plate (20) is fixedly sleeved on a moving rod (8) positioned in the inner slot hole (3).
4. A device for cleaning the complete injection of a pipe for a shield machine according to claim 3, wherein limit switches (21) are provided in the inner slots (3) at the front and rear ends of the guide plate (20).
5. The device for comprehensively jetting and cleaning the pipeline for the shield machine according to claim 1, wherein the grouting pipe II (5) extends into the grouting pipe I (4) and forms an included angle of 30-45 degrees with the horizontal plane.
6. The comprehensive pipe jet cleaning device for the shield machine according to claim 1, wherein fixing plates (22) are symmetrically arranged on two sides of the front end of the telescopic device (7), and the fixing plates (22) are connected with grouting bodies (1) on the corresponding sides through bolts.
7. The device for comprehensively jetting and cleaning the pipeline for the shield machine according to claim 1, wherein the grouting body (1) is of a cuboid structure or a cylinder structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111653688.XA CN114392987B (en) | 2021-12-31 | 2021-12-31 | Comprehensive pipeline jetting and cleaning device for shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111653688.XA CN114392987B (en) | 2021-12-31 | 2021-12-31 | Comprehensive pipeline jetting and cleaning device for shield machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114392987A CN114392987A (en) | 2022-04-26 |
| CN114392987B true CN114392987B (en) | 2023-08-18 |
Family
ID=81229559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111653688.XA Active CN114392987B (en) | 2021-12-31 | 2021-12-31 | Comprehensive pipeline jetting and cleaning device for shield machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114392987B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1181884A (en) * | 1997-09-05 | 1999-03-26 | Kawasaki Heavy Ind Ltd | Simultaneous backfilling injection device for shield boring machine |
| CN204646568U (en) * | 2015-05-19 | 2015-09-16 | 安徽创立煤矿机械有限公司 | A kind of hydraulic pressure grouting device |
| CN204724552U (en) * | 2015-06-26 | 2015-10-28 | 中铁二十一局集团有限公司 | Grouting pipeline for shield machine cleaning plant |
| CN207212360U (en) * | 2017-08-04 | 2018-04-10 | 北京市市政四建设工程有限责任公司 | A kind of shield machine shield tail circumscribed dual-fluid synchronous slip casting pipe-line system |
| CN209179767U (en) * | 2019-03-11 | 2019-07-30 | 德阳思远重工有限公司 | A kind of grouting at the tail of the shield machine device with pre-washing function |
| CN110541713A (en) * | 2019-09-30 | 2019-12-06 | 中交天和机械设备制造有限公司 | TBM presses and annotates formula concrete grouting pipeline |
| CN110630291A (en) * | 2019-09-30 | 2019-12-31 | 中交天和机械设备制造有限公司 | Grouting device with opening, closing and pressing functions |
| CN210118130U (en) * | 2019-05-09 | 2020-02-28 | 成都工投装备租赁有限公司 | Shield constructs quick-witted slip casting pipe convenient to clearance |
| CN112392495A (en) * | 2020-12-23 | 2021-02-23 | 安徽铜都流体科技股份有限公司 | Synchronous grouting device arranged in shield body |
| CN213205691U (en) * | 2020-03-30 | 2021-05-14 | 中交天和机械设备制造有限公司 | Pressure injection type grouting device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE50209292D1 (en) * | 2002-08-14 | 2007-03-08 | Herrenknecht Ag | Shield tail for a shield propulsion device |
-
2021
- 2021-12-31 CN CN202111653688.XA patent/CN114392987B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1181884A (en) * | 1997-09-05 | 1999-03-26 | Kawasaki Heavy Ind Ltd | Simultaneous backfilling injection device for shield boring machine |
| CN204646568U (en) * | 2015-05-19 | 2015-09-16 | 安徽创立煤矿机械有限公司 | A kind of hydraulic pressure grouting device |
| CN204724552U (en) * | 2015-06-26 | 2015-10-28 | 中铁二十一局集团有限公司 | Grouting pipeline for shield machine cleaning plant |
| CN207212360U (en) * | 2017-08-04 | 2018-04-10 | 北京市市政四建设工程有限责任公司 | A kind of shield machine shield tail circumscribed dual-fluid synchronous slip casting pipe-line system |
| CN209179767U (en) * | 2019-03-11 | 2019-07-30 | 德阳思远重工有限公司 | A kind of grouting at the tail of the shield machine device with pre-washing function |
| CN210118130U (en) * | 2019-05-09 | 2020-02-28 | 成都工投装备租赁有限公司 | Shield constructs quick-witted slip casting pipe convenient to clearance |
| CN110541713A (en) * | 2019-09-30 | 2019-12-06 | 中交天和机械设备制造有限公司 | TBM presses and annotates formula concrete grouting pipeline |
| CN110630291A (en) * | 2019-09-30 | 2019-12-31 | 中交天和机械设备制造有限公司 | Grouting device with opening, closing and pressing functions |
| CN213205691U (en) * | 2020-03-30 | 2021-05-14 | 中交天和机械设备制造有限公司 | Pressure injection type grouting device |
| CN112392495A (en) * | 2020-12-23 | 2021-02-23 | 安徽铜都流体科技股份有限公司 | Synchronous grouting device arranged in shield body |
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| Publication number | Publication date |
|---|---|
| CN114392987A (en) | 2022-04-26 |
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