CN106988411B - Shield type underground dredging device - Google Patents
Shield type underground dredging device Download PDFInfo
- Publication number
- CN106988411B CN106988411B CN201710299665.0A CN201710299665A CN106988411B CN 106988411 B CN106988411 B CN 106988411B CN 201710299665 A CN201710299665 A CN 201710299665A CN 106988411 B CN106988411 B CN 106988411B
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- China
- Prior art keywords
- sludge
- blocking piece
- trash
- stirring rod
- assembly
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
- E03F9/002—Cleaning sewer pipes by mechanical means
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a shield type underground dredging device which comprises a gas injection assembly for injecting high-pressure gas to deposited sludge, a sewage blocking member for blocking sewage, a scattering assembly for scattering the sludge in the sewage blocking member and a sludge discharge assembly for discharging the scattered sludge in the sewage blocking member. The sludge is sprayed by high-pressure gas without wasting water resources, and the dredging effect is good by combining a shield type dredging structure, so that dredging can be carried out in a pipeline without excavation, the energy consumption is greatly reduced, the influence of dredging operation on a road surface is reduced, and the traffic pressure is relieved; the invention has simple and compact structure and good adaptability to pipelines with different specifications.
Description
Technical Field
The invention relates to a dredging device for cleaning sludge in a sewer pipeline or a hidden culvert, in particular to a shield type underground dredging device.
Background
At present, the cleaning method of the sewer pipeline mainly comprises a high-pressure water jet type, an excavation type, a winch type and the like. The cleaning process in the prior art is high in energy consumption, poor in cleaning effect and weak in flexibility and maneuverability. And the size of a plurality of pipelines is small, large-scale machinery is inconvenient to enter the field for operation, the dredging progress is greatly restricted, and a large amount of manpower and material resources are consumed. Today, when water resources are extremely short, the traditional high-pressure water flushing method wastes a large amount of water resources.
Disclosure of Invention
In view of the above, the present invention provides a shield-type underground dredging device that can be used without large-scale excavation, and has good cleaning effect without wasting water resources. The method is realized by the following technical scheme:
the shield type underground dredging device comprises a gas injection assembly for injecting high-pressure gas to deposited sludge, a sewage blocking piece for blocking sewage, a scattering assembly for scattering the sludge in the sewage blocking piece and a sludge discharge assembly for discharging the scattered sludge in the sewage blocking piece;
the front opening of the trash blocking piece forms a shield structure for enabling sludge to enter the interior of the trash blocking piece, and the trash blocking piece is sealed in other directions to prevent sewage from entering the interior of the trash blocking piece; the spray head of the air injection assembly is arranged in front of the trash rack; the breaking assembly comprises a cutting stirring rod used for breaking up sludge in the trash rack and a stirring rod driving assembly used for driving the cutting stirring rod to rotate.
In the preferred technical scheme, the cutting stirring rod comprises a cutting head and a rod, wherein the cutting head is arranged in the trash holding piece and directly acts on silt, the rod is fixedly connected to the cutting head, the rod penetrates through the back of the trash holding piece and can rotate around the axis of the rod, and the stirring rod driving assembly comprises a stirring rod driving motor which is arranged at the back of the trash holding piece and used for driving the rod to rotate.
In a preferred technical scheme, the sludge discharge assembly comprises a sludge discharge pump and a sludge discharge pipeline which are arranged outside the trash blocking piece; the inlet of the sludge pump is communicated into the trash blocking piece, and the outlet of the sludge pump is connected with the sludge discharge pipeline.
In a preferred technical scheme, the trash rack further comprises a partition plate at least used for separating the trash rack from the stirring rod driving assembly.
In a preferable technical scheme, the water-saving device further comprises a guide pipe at least used for guiding water flow to flow backwards, and the front end of the guide pipe penetrates through the partition plate.
In a preferred technical scheme, the dredging device further comprises a direction-changeable wheel for driving the dredging device to move and a wheel driving assembly for driving the direction-changeable wheel to roll.
In a preferred technical scheme, the wheel driving assembly comprises a wheel driving motor and a speed reducer used for reducing the speed of the wheel driving motor.
In a preferred technical scheme, the wheel driving motor and the speed reducer are positioned behind the partition plate and below the stirring rod driving motor.
In the preferred technical scheme, two groups of cutting stirring rods in the trash rack are arranged in the same row along the left-right direction and driven by the same stirring rod driving motor.
The invention has the beneficial effects that: according to the shield type underground dredging device, the high-pressure gas is adopted to spray the silt without wasting water resources, the dredging effect is good by combining the shield type dredging structure, the dredging can be carried out in the pipeline without excavating, the energy consumption is greatly reduced, the influence of dredging operation on the road surface is reduced, and the traffic pressure is relieved; the invention has simple and compact structure and good adaptability to pipelines with different specifications.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a partial perspective view of the present invention;
in the figure: 1. the device comprises a cutting stirring rod 2, a dirt blocking piece 3, a spray head mounting position 5, a partition plate 6, a wheel driving motor 7, a mud pump 8, a triangular belt conveying system 9, a speed reducer 10, a stirring rod driving motor 11, a flow guide pipe 12 and a direction-changeable wheel.
Detailed Description
Fig. 1 is a schematic structural diagram of the present invention, as shown in the figure: the shield type underground dredging device in the embodiment comprises a gas injection assembly for injecting high-pressure gas to deposited sludge, a trash blocking member 2 for blocking sewage, a scattering assembly for scattering the sludge in the trash blocking member and a sludge discharge assembly for discharging the scattered sludge in the trash blocking member;
the front opening of the trash rack 2 forms a shield structure for enabling silt to enter the interior of the trash rack, the front direction is towards the direction of the silt to be cleaned, the other directions are sealed to prevent sewage from entering the interior of the trash rack, a partial perspective view is shown in the figure, and some parts of the trash rack are not shown; the spray head of the air injection assembly is arranged in front of the trash blocking piece, preferably arranged at the bottom 3 in front of the trash blocking piece so as to adapt to the characteristic of high viscosity of sludge at the bottom of a sewer pipe, and the air injection assembly also comprises a connecting air pipe and a high-pressure air bottle (not shown in the figure) which are connected with the spray head, and the specific connecting structure is the prior art and is not described herein; the breaking-up assembly comprises a cutting stirring rod 1 and a stirring rod driving assembly, wherein the cutting stirring rod 1 is used for breaking up sludge in the trash blocking piece, and the stirring rod driving assembly is used for driving the cutting stirring rod 1 to rotate. The high-pressure gas is sprayed out by the high-pressure gas spray head to disturb and blow away the viscous sludge layer, so that the sludge with lower viscosity flows away along with the water flow of the pipeline; and the silt with higher viscosity is extruded into the device trash blocking piece by utilizing the forward movement of the device according to the shield principle, and then is scattered into silt slurry by the scattering component and is discharged out of the trash blocking piece by the silt discharging component.
In this embodiment, the cutting stirring rod 1 includes a cutting head and a rod fixedly connected to the cutting head, the cutting head may be configured as a wolf tooth-like rod shape as shown in the figure, and may also be configured as a spiral knife structure, etc. to facilitate the shape of scattering the sludge, and the rod passes through the back of the trash rack and may rotate around its own axis, the stirring rod driving assembly includes a stirring rod driving motor 10 disposed behind the trash rack for driving the rod to rotate, the stirring rod driving motor 10 may drive the rod to rotate through a vee belt conveying system 8, and may also be driven through other conveying systems such as chain transmission, and the specific conveying system structure is the prior art, and details are not described here. The scattering assembly is simple and compact in structure and suitable for the shield type trash blocking piece, and has a good scattering effect on sludge.
In this embodiment, the sludge discharge assembly includes a sludge pump 7 and a sludge discharge pipeline (not shown) disposed outside the trash rack 2; the inlet of the sludge pump 7 is introduced into the trash blocking part 2, the outlet of the sludge pump is connected with a sludge discharge pipeline, the sludge discharge pipeline can be connected with a sludge tank car on the ground to discharge scattered sludge bodies into the sludge tank car, after sludge is pumped into the sludge tank car, redundant water pumped into the ground viscous sludge is discharged back to the square culvert through physical sedimentation, and the transportation cost is reduced.
In the embodiment, the trash rack further comprises a partition plate 5 at least for separating the trash rack 2 and the stirring rod driving assembly, and the sludge pump 7 and the like are positioned in front of the partition plate 5. The driving assembly is separated through the partition plate, and the driving assembly is prevented from being influenced by sludge and sewage in the front.
In this embodiment, the water-saving device further comprises a guide pipe 11 at least for guiding the water flow to flow backwards, and the front end of the guide pipe 11 penetrates through the partition plate 5. The honeycomb duct 11 can not only guide the water flow in the sewer pipeline to flow backwards to reduce the resistance when moving forwards, but also increase the weight of the whole device when the water flows through the honeycomb duct, so that the dredging device is prevented from being floated, and the working stability is enhanced.
In this embodiment, the dredging device further comprises a direction-changeable wheel 12 for driving the dredging device to move and a wheel driving assembly for driving the direction-changeable wheel to roll, and the specific structure of the direction-changeable wheel is implemented by the prior art, which is not described herein again. The direction of the steerable wheels is convenient to adjust, and the direction of the steerable wheels is convenient to adjust according to the distribution characteristics of sludge in the sewer pipeline.
In this embodiment, the wheel driving assembly includes wheel driving motor 6 and speed reducer 9 that is used for reducing the speed to wheel driving motor, and concrete structure and relation of connection adopt prior art can, and this here is not repeated. The speed is reduced through the speed reducer so as to ensure the cleaning effect on the sludge.
In this embodiment, the wheel driving motor 6 and the speed reducer 9 are located behind the partition plate and below the paddle driving motor 10. Prevent that silt and sewage from influencing normal work of wheel driving motor and speed reducer, and compact structure.
In this embodiment, the cutting paddles 1 of the trash rack 2 are arranged in two sets in the same row in the left-right direction and driven by the same paddle driving motor 10. Further enhancing the clarity efficiency and saving energy.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (5)
1. The utility model provides a shield formula underground desilting device which characterized in that: the device comprises a gas injection assembly for injecting high-pressure gas to deposited sludge, a sewage blocking member for blocking sewage, a scattering assembly for scattering the sludge in the sewage blocking member and a sludge discharge assembly for discharging the scattered sludge in the sewage blocking member;
the front opening of the trash blocking piece forms a shield structure for enabling sludge to enter the interior of the trash blocking piece, and the trash blocking piece is sealed in other directions to prevent sewage from entering the interior of the trash blocking piece; the spray head of the air injection assembly is arranged in front of the trash rack; the breaking assembly comprises a cutting stirring rod for breaking up sludge in the trash blocking piece and a stirring rod driving assembly for driving the cutting stirring rod to rotate; the cutting stirring rod comprises a cutting head arranged in the trash blocking piece and directly acting on the sludge and a rod fixedly connected with the cutting head, and the cutting head is in a wolf tooth rod shape;
the device also comprises a guide pipe at least used for guiding water flow to flow backwards and a separation plate at least used for separating the trash rack and the stirring rod driving assembly, wherein the front end of the guide pipe penetrates through the separation plate; the sludge discharge assembly comprises a sludge discharge pump and a sludge discharge pipeline which are arranged outside the trash blocking piece; an inlet of the sludge pump is communicated into the trash blocking piece, and an outlet of the sludge pump is connected with the sludge discharge pipeline;
the dredging device also comprises a direction-changeable wheel for driving the dredging device to move and a wheel driving assembly for driving the direction-changeable wheel to roll.
2. The shield-type underground dredging device of claim 1, wherein: the cutting stirring rod comprises a cutting head and a rod, wherein the cutting head is arranged in the trash blocking piece and directly acts on silt, the rod is fixedly connected to the cutting head, the rod penetrates through the back of the trash blocking piece and can rotate around the axis of the rod, and the stirring rod driving assembly comprises a stirring rod driving motor which is arranged at the rear of the trash blocking piece and used for driving the rod to rotate.
3. The shield-type underground dredging device of claim 2, wherein: the wheel driving assembly comprises a wheel driving motor and a speed reducer used for reducing the speed of the wheel driving motor.
4. The shield-type underground dredging device of claim 3, wherein: the wheel driving motor and the speed reducer are positioned behind the partition plate and below the stirring rod driving motor.
5. The shield-type underground dredging device of claim 4, wherein: the cutting stirring rods in the trash blocking piece are arranged in two groups in the same row along the left and right directions and are driven by the same stirring rod driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710299665.0A CN106988411B (en) | 2017-05-02 | 2017-05-02 | Shield type underground dredging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710299665.0A CN106988411B (en) | 2017-05-02 | 2017-05-02 | Shield type underground dredging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106988411A CN106988411A (en) | 2017-07-28 |
| CN106988411B true CN106988411B (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710299665.0A Expired - Fee Related CN106988411B (en) | 2017-05-02 | 2017-05-02 | Shield type underground dredging device |
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| Country | Link |
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| CN (1) | CN106988411B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016600B (en) * | 2021-11-22 | 2023-11-14 | 广东畅龙环境科技有限公司 | Intelligent submersible dredging robot for sewer |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2809056Y (en) * | 2005-06-25 | 2006-08-23 | 程庆宣 | Sewage cleaning device |
| CN101701471A (en) * | 2009-09-30 | 2010-05-05 | 重庆大学 | Silt operation device of large-caliber sewage conduit desilting system |
| JP2011038304A (en) * | 2009-08-11 | 2011-02-24 | Kyushu Regional Development Bureau Ministry Of Land Infrastructure & Transport | Side ditch cleaning device |
| CN204898861U (en) * | 2015-09-08 | 2015-12-23 | 朱裕鑫 | Underground pipeline dredging car |
| JP2016091283A (en) * | 2014-11-04 | 2016-05-23 | 管清工業株式会社 | Pipeline interior imaging vehicle |
-
2017
- 2017-05-02 CN CN201710299665.0A patent/CN106988411B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2809056Y (en) * | 2005-06-25 | 2006-08-23 | 程庆宣 | Sewage cleaning device |
| JP2011038304A (en) * | 2009-08-11 | 2011-02-24 | Kyushu Regional Development Bureau Ministry Of Land Infrastructure & Transport | Side ditch cleaning device |
| CN101701471A (en) * | 2009-09-30 | 2010-05-05 | 重庆大学 | Silt operation device of large-caliber sewage conduit desilting system |
| JP2016091283A (en) * | 2014-11-04 | 2016-05-23 | 管清工業株式会社 | Pipeline interior imaging vehicle |
| CN204898861U (en) * | 2015-09-08 | 2015-12-23 | 朱裕鑫 | Underground pipeline dredging car |
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| Publication number | Publication date |
|---|---|
| CN106988411A (en) | 2017-07-28 |
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