CN113231412A - Pipeline inner wall strikes off mechanism and water conservancy pipeline desilting equipment - Google Patents
Pipeline inner wall strikes off mechanism and water conservancy pipeline desilting equipment Download PDFInfo
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- CN113231412A CN113231412A CN202110235905.7A CN202110235905A CN113231412A CN 113231412 A CN113231412 A CN 113231412A CN 202110235905 A CN202110235905 A CN 202110235905A CN 113231412 A CN113231412 A CN 113231412A
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- pipeline
- frame
- assembly
- wall
- fixedly mounted
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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
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/049—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes having self-contained propelling means for moving the cleaning devices along the pipes, i.e. self-propelled
- B08B9/051—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes having self-contained propelling means for moving the cleaning devices along the pipes, i.e. self-propelled the cleaning devices having internal motors, e.g. turbines for powering cleaning tools
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/18—Liquid substances or solutions comprising solids or dissolved gases
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/15—Biocide distribution means, e.g. nozzles, pumps, manifolds, fans, baffles, sprayers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/16—Mobile applications, e.g. portable devices, trailers, devices mounted on vehicles
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/17—Combination with washing or cleaning means
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- Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the technical field of water conservancy engineering, in particular to a pipeline inner wall scraping mechanism and water conservancy pipeline dredging equipment, which comprise a frame, wherein a chute is formed in the frame, a bidirectional screw rod is arranged in the chute, a turntable is arranged at the end part of the bidirectional screw rod, a sliding block is connected with the bidirectional screw rod in a threaded manner, a second supporting rod is hinged on the sliding block, a roller bracket is hinged at the end part of the second supporting rod, a roller is rotatably arranged on the roller bracket, a first supporting rod is hinged on the surface of the frame, a rotating assembly is arranged at the end part of the frame, a driving assembly is arranged on the frame and connected with the rotating assembly, a cleaning assembly is arranged on the rotating assembly, when the inner wall of a pipeline needs to be scraped and cleaned, the turntable is rotated, the distance between the roller and the frame is adjusted according to the inner diameter of the pipeline, and the device is arranged in the pipeline, and starting the driving assembly to drive the cleaning assembly to rotate so as to clean the inner wall of the pipeline.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering, in particular to a pipeline inner wall scraping mechanism and a hydraulic pipeline dredging device.
Background
A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc. Generally, a fluid is pressurized by a blower, a compressor, a pump, a boiler, etc., and then flows from a high pressure portion to a low pressure portion of a pipe, or is transported by the pressure or gravity of the fluid itself. The use of pipelines is very widespread, mainly in water supply, drainage, heating, gas supply, long-distance oil and gas delivery, agricultural irrigation, hydraulic engineering and various industrial installations.
In the long-term use, silt adheres to on the water conservancy pipeline inner wall easily, and the manual work is cleared up very inconveniently.
Disclosure of Invention
The invention aims to provide a pipeline inner wall scraping mechanism and water conservancy pipeline dredging equipment so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a pipeline inner wall scraping mechanism comprises a rack, wherein a sliding groove is formed in the rack, two-way screw rods are arranged in the sliding groove, the end portion of each two-way screw rod is rotatably connected with the side wall of the sliding groove, a rotating disc is arranged at the end portion of each two-way screw rod, two sliding blocks are in threaded connection with the two-way screw rods and symmetrically arranged by taking a perpendicular bisector of each two-way screw rod as a symmetry axis, the sliding blocks are embedded in the sliding groove and are in sliding connection with the sliding groove, a second supporting rod is hinged to the sliding blocks, a roller bracket is hinged to the end portion of the second supporting rod, rollers are rotatably arranged on the roller bracket, a first motor for driving the rollers to rotate is further arranged on the roller bracket, a first supporting rod is hinged to the surface of the rack, the end portion of the first supporting rod is hinged to the roller bracket, and a rotating assembly is arranged at the end portion of the rack, install drive assembly in the frame, drive assembly is connected with rotating assembly for drive rotating assembly rotates, the last clearance subassembly that installs of rotating assembly for clear up the inner wall of pipeline.
As a further scheme of the invention: the rotating assembly comprises a rotating shaft which is rotatably arranged at the end part of the rack, a fixed block is fixedly arranged at the end part of the rotating shaft, the cleaning assembly is fixedly arranged on the fixed block, and the driving assembly is connected with the rotating shaft.
As a still further scheme of the invention: the driving assembly comprises a second motor fixedly mounted on the rack, a crankshaft is fixedly mounted at the shaft extension end of the second motor, and the crankshaft is connected with the rotating shaft through a transmission belt.
As a still further scheme of the invention: the clearance subassembly includes the sleeve of fixed mounting on the fixed block, telescopic internally mounted has the spring, telescopic inside slidable mounting has the guide bar, the tip fixed mounting of guide bar has the brush.
The utility model provides a water conservancy pipeline desilting equipment, includes that above-mentioned pipeline inner wall strikes off the mechanism, still includes the water tank of fixed mounting in the frame for deposit the antiseptic solution, it has the shower nozzle still to fix in the frame, the shower nozzle passes through pulse pressure boost subassembly and is connected with the shower nozzle, install transmission assembly on the pulse pressure boost subassembly, transmission assembly and bent axle are connected.
As a still further scheme of the invention: the pulse pressurizing assembly comprises a piston cylinder fixedly mounted on the outer wall of the water tank, a piston plate is slidably mounted inside the piston cylinder, and the transmission assembly is connected with the piston plate.
As a still further scheme of the invention: the water inlet has been seted up on the piston barrel, and the water inlet passes through pipeline and water tank intercommunication, installs the check valve in the water inlet, the delivery port has been seted up on the piston barrel, install the check valve in the delivery port, the delivery port passes through pipeline and shower nozzle intercommunication.
As a still further scheme of the invention: the transmission assembly comprises a sliding rod fixedly mounted on the transmission assembly, the sliding rod penetrates through the emergency and is connected with the rack in a sliding mode, a connecting rod is hinged to the end portion of the sliding rod, and the end portion of the connecting rod is rotatably connected with a shaft neck of the crankshaft.
Compared with the prior art, the invention has the beneficial effects that: when the clearance is scraped to the pipeline inner wall to needs, rotate the carousel, interval between according to pipeline internal diameter adjusting roller and the frame, arrange this device inside the pipeline in, start drive assembly, it rotates to drive the clearance subassembly, clear up the inner wall of pipeline, start first motor, drive roller rotates, thereby drive this device and remove inside the pipeline, it clears up to scrape continuously the pipeline inner wall, drive assembly during operation, it reciprocates to drive the slide bar through the connecting rod, thereby it reciprocates to drive the piston board, thereby it carries the shower nozzle to last constantly with the antiseptic solution in the water tank, spray inside the pipeline, disinfect to pipeline inside.
Drawings
Fig. 1 is a schematic structural view of a pipeline inner wall scraping mechanism.
Fig. 2 is a schematic structural diagram of a cleaning assembly in a pipeline inner wall scraping mechanism.
Fig. 3 is a partially enlarged view of a portion a in fig. 1.
Fig. 4 is an internal construction diagram of a frame in the water conservancy pipeline dredging equipment.
In the figure: 1-a frame; 2-a chute; 3-a first support bar; 4-a second support bar; 5-a roller bracket; 6-a first motor; 7-a bidirectional screw rod; 8-a slide block; 9-a turntable; 10-a rotating shaft; 11-fixing block; 12-a sleeve; 13-a spring; 14-a guide bar; 15-a brush; 16-a second electric machine; 17-a crankshaft; 18-a transmission belt; 19-a water tank; 20-a piston cylinder; 21-a piston plate; 22-a slide bar; 23-a water inlet; 24-a water outlet; 25-a spray head; 26-connecting rod.
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.
In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1 to 4, in the embodiment of the present invention, a pipeline inner wall scraping mechanism includes a frame 1, a chute 2 is formed in the frame 1, a bidirectional screw rod 7 is installed inside the chute 2, an end of the bidirectional screw rod 7 is rotatably connected to a side wall of the chute 2, a turntable 9 is installed at an end of the bidirectional screw rod 7, two sliders 8 are connected to the bidirectional screw rod 7 in a threaded manner, the two sliders 8 are symmetrically arranged with a perpendicular bisector of the bidirectional screw rod 7 as a symmetry axis, the sliders 8 are embedded in the chute 2 and are slidably connected to the chute 2, the turntable 9 is rotated to drive the bidirectional screw rod 7 to rotate, so as to drive the two sliders 8 to move in opposite directions or in opposite directions, to adjust a distance between the two sliders 8, a second support rod 4 is hinged to the slider 8, a roller support 5 is hinged to an end of the second support rod 4, and a roller is rotatably installed on the roller support 5, still install on gyro wheel support 5 and be used for drive gyro wheel pivoted first motor 6, the surface of frame 1 articulates there is first bracing piece 3, the tip of first bracing piece 3 is articulated with gyro wheel support 5, through adjusting the interval between two sliders 8 to can be according to the distance between pipeline internal diameter adjusting roller and the frame 1, with the not unidimensional pipeline of adaptation, rotating assembly is installed to the tip of frame 1, install drive assembly in the frame 1, drive assembly is connected with rotating assembly for drive rotating assembly rotates, install the clearance subassembly on the rotating assembly, when rotating assembly rotates, drive the clearance subassembly and rotate, clear up the inner wall of pipeline.
In the embodiment of the invention, when the inner wall of the pipeline needs to be scraped and cleaned, the turntable 9 is rotated to drive the bidirectional screw rod 7 to rotate, so that the two slide blocks 8 are driven to move oppositely or reversely, the distance between the two slide blocks 8 is adjusted, the device is arranged in the pipeline according to the distance between the inner diameter adjusting roller of the pipeline and the rack 1, the driving assembly is started to drive the rotating assembly to rotate, so that the cleaning assembly is driven to rotate, the inner wall of the pipeline is cleaned, the first motor 6 is started, the driving roller rotates, so that the device is driven to move in the pipeline, and the inner wall of the pipeline is continuously scraped and cleaned.
As an embodiment of the present invention, the rotating assembly includes a rotating shaft 10 rotatably installed at an end of the frame 1, a fixed block 11 is fixedly installed at an end of the rotating shaft 10, the rotating shaft 10 can freely rotate, the cleaning assembly is fixedly installed on the fixed block 11, and the driving assembly is connected with the rotating shaft 10.
In the embodiment of the invention, when the driving assembly works, the rotating shaft 10 is driven to rotate, so that the fixed block 11 is driven to rotate, and the cleaning assembly is driven to rotate, so that sludge on the inner wall of the pipeline is scraped and cleaned.
As an embodiment of the invention, the driving assembly comprises a second motor 16 fixedly mounted on the frame 1, a crankshaft 17 is fixedly mounted at a shaft extension end of the second motor 16, and the crankshaft 17 is connected with the rotating shaft 10 through a transmission belt 18.
In the embodiment of the present invention, the second motor 16 is started to drive the crankshaft 17 to rotate, and further, the driving belt 18 drives the rotating shaft 10 to synchronously rotate, thereby driving the cleaning assembly to rotate.
As an embodiment of the invention, the cleaning assembly comprises a sleeve 12 fixedly mounted on a fixed block 11, a spring 13 is mounted inside the sleeve 12, a guide rod 14 is slidably mounted inside the sleeve 12, and a brush 15 is fixedly mounted at the end of the guide rod 14.
In the embodiment of the invention, when the pipeline scraping operation is carried out, the device is arranged in the pipeline, and the brush 15 is abutted against the inner wall of the pipeline under the action of the spring 13 to scrape and clean the inner wall of the pipeline.
The utility model provides a water conservancy pipeline desilting equipment, includes above-mentioned embodiment the pipeline inner wall strike off the mechanism, still include water tank 19 of fixed mounting in frame 1 for deposit the antiseptic solution, still fixed mounting has shower nozzle 25 in frame 1, shower nozzle 25 is connected with shower nozzle 25 through pulse pressure boost subassembly, install transmission assembly on the pulse pressure boost subassembly, transmission assembly is connected with bent axle 17.
As an embodiment of the present invention, the pulse pressurizing assembly includes a piston cylinder 20 fixedly installed on an outer wall of the water tank 19, a piston plate 21 is slidably installed inside the piston cylinder 20, the transmission assembly is connected to the piston plate 21, the piston plate 21 can slide up and down in the piston cylinder 20, a water inlet 23 is formed in the piston cylinder 20, the water inlet 23 is communicated with the water tank 19 through a pipeline, a check valve is installed in the water inlet 23, the disinfectant in the water tank 19 can enter the piston cylinder 20 through the water inlet 23, a water outlet 24 is formed in the piston cylinder 20, a check valve is installed in the water outlet 24, the water outlet 24 is communicated with the spray head 25 through a pipeline, the disinfectant in the piston cylinder 20 can enter the spray head 25 through the water outlet 24, and is finally sprayed inside the pipeline to disinfect the interior of the pipeline.
In the embodiment of the invention, when the crankshaft 17 rotates, the transmission assembly drives the piston plate 21 to move up and down, when the piston plate 21 moves up, the pressure in the piston cylinder 20 is reduced, the disinfectant in the water tank 19 enters the piston cylinder 20 through the water inlet 23, when the piston plate 21 moves down, the pressure in the piston cylinder 20 is increased, the disinfectant in the piston cylinder 20 enters the spray head 25 through the water outlet 24, and finally the disinfectant is sprayed into the pipeline to disinfect the interior of the pipeline.
As an embodiment of the invention, the transmission assembly comprises a sliding rod 22 fixedly mounted on a shaft 21, the sliding rod 22 penetrates through the frame 1 and is connected with the frame 1 in a sliding manner, the end part of the sliding rod 22 is hinged with a connecting rod 26, and the end part of the connecting rod 26 is rotatably connected with the journal of the crankshaft 17.
In the embodiment of the present invention, when the crankshaft 17 rotates, the connecting rod 26 drives the sliding rod 22 to move up and down, so as to drive the piston plate 21 to move up and down, thereby continuously delivering the disinfectant in the water tank 19 to the spray head 25.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a pipeline inner wall strikes off mechanism, a serial communication port, pipeline inner wall strikes off mechanism includes frame (1), spout (2) have been seted up on frame (1), the internally mounted of spout (2) has two-way lead screw (7), the tip of two-way lead screw (7) rotates with the lateral wall of spout (2) to be connected, carousel (9) are installed to the tip of two-way lead screw (7), threaded connection has slider (8) on two-way lead screw (7), slider (8) are total two, use the perpendicular bisector of two-way lead screw (7) to set up as symmetry axis symmetry, slider (8) embedding spout (2) in to with spout (2) sliding connection, it has second bracing piece (4) to articulate on slider (8), and the tip of second bracing piece (4) articulates there is gyro wheel support (5), rotates on gyro wheel support (5) and installs the gyro wheel, still install on gyro wheel support (5) and be used for driving gyro wheel pivoted first motor (6), the surface of frame (1) articulates there is first bracing piece (3), the tip and gyro wheel support (5) of first bracing piece (3) are articulated, rotating assembly is installed to the tip of frame (1), install drive assembly on frame (1), drive assembly is connected with rotating assembly for drive rotating assembly rotates, the last clearance subassembly that installs of rotating assembly for clear up the inner wall of pipeline.
2. The pipeline inner wall scraping mechanism as claimed in claim 1, wherein the rotating assembly comprises a rotating shaft (10) rotatably mounted at an end of the frame (1), a fixed block (11) is fixedly mounted at an end of the rotating shaft (10), the cleaning assembly is fixedly mounted on the fixed block (11), and the driving assembly is connected with the rotating shaft (10).
3. The pipeline inner wall scraping mechanism according to claim 2, characterized in that the driving assembly comprises a second motor (16) fixedly mounted on the frame (1), a crankshaft (17) is fixedly mounted at a shaft extension end of the second motor (16), and the crankshaft (17) is connected with the rotating shaft (10) through a transmission belt (18).
4. The pipeline inner wall scraping mechanism as claimed in claim 3, wherein the cleaning assembly comprises a sleeve (12) fixedly mounted on a fixed block (11), a spring (13) is mounted inside the sleeve (12), a guide rod (14) is slidably mounted inside the sleeve (12), and a brush (15) is fixedly mounted at the end of the guide rod (14).
5. A water conservancy pipeline desilting equipment, characterized by, include the pipeline inner wall scraping mechanism of claim 4, still include water tank (19) of fixed mounting on frame (1) for depositing the antiseptic solution, still fixed mounting has shower nozzle (25) on frame (1), shower nozzle (25) are connected with shower nozzle (25) through pulse pressure boost subassembly, install drive assembly on the pulse pressure boost subassembly, drive assembly is connected with bent axle (17).
6. A water conservancy pipeline dredging device according to claim 5, wherein the pulse pressurizing assembly comprises a piston cylinder (20) fixedly mounted on the outer wall of the water tank (19), a piston plate (21) is slidably mounted inside the piston cylinder (20), and the transmission assembly is connected with the piston plate (21).
7. The water conservancy pipeline dredging equipment according to claim 6, wherein a water inlet (23) is formed in the piston cylinder (20), the water inlet (23) is communicated with the water tank (19) through a pipeline, a one-way valve is installed in the water inlet (23), a water outlet (24) is formed in the piston cylinder (20), the one-way valve is installed in the water outlet (24), and the water outlet (24) is communicated with the spray head (25) through a pipeline.
8. A water conservancy pipeline dredging device according to claim 7, wherein the transmission assembly comprises a sliding rod (22) fixedly installed on the frame (21), the sliding rod (22) penetrates through the frame (1) and is connected with the frame (1) in a sliding mode, a connecting rod (26) is hinged to the end portion of the sliding rod (22), and the end portion of the connecting rod (26) is rotatably connected with a shaft neck of the crankshaft (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110235905.7A CN113231412A (en) | 2021-03-03 | 2021-03-03 | Pipeline inner wall strikes off mechanism and water conservancy pipeline desilting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110235905.7A CN113231412A (en) | 2021-03-03 | 2021-03-03 | Pipeline inner wall strikes off mechanism and water conservancy pipeline desilting equipment |
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|---|---|
| CN113231412A true CN113231412A (en) | 2021-08-10 |
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| CN202110235905.7A Pending CN113231412A (en) | 2021-03-03 | 2021-03-03 | Pipeline inner wall strikes off mechanism and water conservancy pipeline desilting equipment |
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| CN (1) | CN113231412A (en) |
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| CN113731891A (en) * | 2021-09-10 | 2021-12-03 | 广州中新汽车零部件有限公司 | Injection molding adds shaping epidermis structure and grinds mucilage binding and puts |
| CN113857176A (en) * | 2021-09-27 | 2021-12-31 | 郭明星 | Feed trough clout cleaning system |
| CN115301646A (en) * | 2022-07-26 | 2022-11-08 | 杭州南昕电力器材有限公司 | Power pipeline cleaning equipment |
| CN116037582A (en) * | 2023-03-29 | 2023-05-02 | 河北富康房地产开发有限公司 | Quick dredging device based on pipeline for building construction |
| CN116408320A (en) * | 2023-06-12 | 2023-07-11 | 青建集团股份公司 | Cleaning device for inner wall of building construction pipeline |
| CN116673284A (en) * | 2023-06-09 | 2023-09-01 | 江苏永诚装备科技有限公司 | Pipeline inner wall cleaning device |
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| CN116037582A (en) * | 2023-03-29 | 2023-05-02 | 河北富康房地产开发有限公司 | Quick dredging device based on pipeline for building construction |
| CN116037582B (en) * | 2023-03-29 | 2023-05-30 | 河北富康房地产开发有限公司 | Quick dredging device based on pipeline for building construction |
| CN116673284A (en) * | 2023-06-09 | 2023-09-01 | 江苏永诚装备科技有限公司 | Pipeline inner wall cleaning device |
| CN116673284B (en) * | 2023-06-09 | 2024-02-02 | 江苏永诚装备科技有限公司 | Pipeline inner wall cleaning device |
| CN116408320A (en) * | 2023-06-12 | 2023-07-11 | 青建集团股份公司 | Cleaning device for inner wall of building construction pipeline |
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Application publication date: 20210810 |