CN111715638A - Cleaning device used for adjusting inner diameters of different pipelines - Google Patents
Cleaning device used for adjusting inner diameters of different pipelines Download PDFInfo
- Publication number
- CN111715638A CN111715638A CN202010651528.0A CN202010651528A CN111715638A CN 111715638 A CN111715638 A CN 111715638A CN 202010651528 A CN202010651528 A CN 202010651528A CN 111715638 A CN111715638 A CN 111715638A
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- Prior art keywords
- shaft
- transmission
- wall
- cleaning
- cylinder body
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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
Abstract
The invention discloses a cleaning device with adjustable inner diameters for different pipelines, and relates to the technical field of pipeline cleaning equipment. The invention comprises a cylinder body; a transmission mechanism is rotationally connected in the cylinder body; the circumference of the side wall of the cylinder body is provided with a travelling mechanism; one end of the cylinder body is rotatably connected with a cleaning mechanism; the transmission mechanism comprises a spline shaft, one end of the spline shaft is fixedly provided with a connecting shaft, the other end of the spline shaft is fixedly provided with a transmission shaft, and the transmission shaft is fixedly provided with a round table-shaped driving wheel; a driven wheel meshed with the driving wheel is fixed on a driving shaft of the travelling mechanism, and the driving shaft is connected with a travelling wheel in a transmission manner; the long gear shaft of the cleaning mechanism is meshed with the end face toothed ring and is connected with the side plate on the transmission shaft, and the long gear shaft is connected with the cleaning wheel in a transmission manner. According to the invention, the traveling mechanism and the cleaning mechanism are arranged on the barrel body, the traveling mechanism is utilized to realize traveling in the pipeline, and the cleaning mechanism is utilized to clean the inner wall of the pipeline, so that the problems of inconvenience in cleaning the pipeline, low manual cleaning efficiency and potential safety hazard in the prior art are solved.
Description
Technical Field
The invention belongs to the technical field of pipeline cleaning equipment, and particularly relates to a cleaning device with adjustable inner diameters for different pipelines.
Background
The pipeline is used as an important material conveying means and plays an important role in various aspects such as petroleum, natural gas, chemical raw materials or urban sewage discharge. In order to improve the service efficiency and life of the pipe, it is necessary to periodically clean the inside of the pipe.
The existing manual cleaning mode is large in workload, and the pipeline is inconvenient to clean due to small manual cleaning. Meanwhile, the internal operation environment of the pipeline is complex and changeable, a plurality of potential safety hazards exist in manual cleaning, and the cleaning efficiency is low.
Therefore, it is highly desirable to design a device capable of automatically cleaning the inner wall of the pipeline, so as to realize automatic cleaning, improve cleaning effect and cleaning efficiency.
Disclosure of Invention
The invention aims to provide a cleaning device for adjusting the inner diameters of different pipelines.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a cleaning device with adjustable inner diameters for different pipelines, which comprises a cylinder body with one closed end; a transmission mechanism is rotationally connected in the cylinder body; a plurality of travelling mechanisms are circumferentially arrayed on the side wall of the cylinder body; one end of the cylinder body is rotatably connected with a cleaning mechanism; the inner wall of the cylinder body is fixedly connected with a fixing plate; an end face toothed ring is fixedly connected to the inner wall of one end of the cylinder; the fixed plate is rotationally connected with a spline housing; the peripheral side surface of the spline sleeve is fixedly connected with a driven wheel and is connected with a driving device; the transmission mechanism comprises a spline shaft matched with the spline sleeve; one end of the spline shaft is fixedly connected with a connecting shaft, and the other end of the spline shaft is fixedly connected with a transmission shaft; the connecting shaft is rotatably connected with the inner side wall of the cylinder body; the connecting shaft is rotatably connected with a connecting plate; one side of the connecting plate is connected with a telescopic device; the peripheral side surface of the transmission shaft is fixedly connected with a circular truncated cone-shaped driving wheel; the transmission shaft is circumferentially arrayed with a plurality of pairs of side plates; the side surfaces of each pair of side plates are provided with straight notches which are obliquely arranged; the walking mechanism comprises connecting plates which are symmetrically arranged; the two connecting plates are fixedly connected with the outer wall of the barrel body and are connected with vertical plates in a sliding mode; a transverse plate is fixedly connected between the two vertical plates; the two vertical plates are rotationally connected with a roller shaft; both ends of the roller shaft are fixedly connected with traveling wheels; the transverse plate is rotatably connected with a driving shaft; one end of the driving shaft is in transmission connection with the roller shaft, and the other end of the driving shaft penetrates through the side wall of the barrel body and is fixedly connected with a driven wheel meshed with the driving wheel; the driving shaft is sleeved with a spring, and the spring is positioned between the inner wall of the cylinder and the driven wheel; the cleaning mechanism comprises an annular plate; the annular plate is rotationally connected with the outer wall of the cylinder body; spring telescopic rods are arrayed on the circumference of the outer wall of the annular plate; the end part of the spring telescopic rod is connected with a universal wheel; the side wall of the annular plate is movably connected with long gear shafts which are in one-to-one correspondence with each pair of side plates; the long gear shaft is meshed with the end face gear ring; the lower end of the long gear shaft is rotatably connected with a rectangular block; the rectangular block is positioned between the pair of side plates and is fixedly connected with a guide post in clearance fit with the straight notch; the upper end of the long gear shaft is rotatably connected with a transmission device; the inner wall of the transmission device is rotatably connected with a first bevel gear and a second bevel gear which are meshed with each other; the first bevel gear is connected with the upper end of the long gear shaft; the second bevel gear is connected with a sweeping wheel through a rotating shaft; the lower surface of the transmission device is fixedly connected with a plurality of limiting rods; the lower end of the limiting rod penetrates through the annular plate and is in sliding connection with the annular plate.
Furthermore, the side wall of the annular plate is rotatably connected with a plurality of fixed sleeves; and teeth matched with the long gear shaft are uniformly distributed on the inner wall of the fixed sleeve.
Further, the annular plate is detachably connected with a protective cover plate.
Further, the transmission device is of a closed box structure.
Further, the transmission ratio of the first bevel gear and the second bevel gear is less than 1.
Further, the transmission shaft is rotatably connected with the inner side face of the protective cover plate.
The invention has the following beneficial effects:
according to the invention, the walking mechanism is arranged, the driven wheel on the walking mechanism driving shaft is engaged with the circular truncated cone-shaped driving wheel, and the driving wheel is driven to axially move through the transmission shaft, so that the driving shaft is axially moved, the walking wheel can adapt to pipelines with different inner diameters, and the walking in the pipelines with different sizes is realized.
Simultaneously, transmission shaft axial displacement through the notch on the curb plate and guide pillar cooperation, makes long gear shaft axial displacement in step for cleaning wheel on the transmission produces position control, thereby is convenient for adapt to the pipeline inner wall of different internal diameters size and clears up, the effectual convenience that improves the pipeline clearance, and cleaning device's adaptability and practicality.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a cleaning device for adjusting the inner diameters of different pipelines according to the invention;
FIG. 2 is a front view of the structure of FIG. 1;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is a schematic structural view of the cylinder and the traveling mechanism;
FIG. 5 is a schematic structural view of a transmission mechanism and a cleaning mechanism;
FIG. 6 is a schematic view of the rear view of FIG. 5;
in the drawings, the components represented by the respective reference numerals are listed below:
1-cylinder, 2-running gear, 3-cleaning gear, 4-drive gear, 5-spline shaft, 6-spring telescopic rod, 7-drive gear, 101-fixed plate, 102-end face ring, 103-spline housing, 104-driven wheel, 201-connecting plate, 202-vertical plate, 203-horizontal plate, 204-roller shaft, 205-running wheel, 206-driving shaft, 207-driven wheel, 208-spring, 301-annular plate, 302-long gear shaft, 303-rectangular block, 304-guide column, 305-fixed sleeve, 306-protective cover plate, 501-connecting shaft, 502-driving shaft, 503-connecting plate, 504-telescopic gear, 505-driving wheel, 506-side plate, 507-straight notch, 601-universal wheel, 701-first bevel gear, 702-second bevel gear, 703-cleaning wheel and 704-limiting 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 the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1 and 2, the invention is a cleaning device for adjusting the inner diameters of different pipelines, which comprises a cylinder 1 with one closed end; a transmission mechanism is rotationally connected in the cylinder body 1; a plurality of travelling mechanisms 2 are circumferentially arrayed on the side wall of the cylinder body 1; one end of the cylinder body 1 is rotatably connected with a cleaning mechanism 3.
As shown in fig. 3, a fixing plate 101 is welded on the inner wall of the cylinder 1; the inner wall of one end of the cylinder body 1 is welded or screwed with an end face toothed ring 102; the fixed plate 101 is rotatably connected with a spline housing 103 through a bearing; a driven wheel 104 is welded on the peripheral side surface of the spline housing 103 and is connected with a driving device 4; the driven wheel 104 can be a gear or a chain wheel, the driving device 4 is a motor and is in transmission connection with the driven wheel 104 through a gear or a chain, and the driving device 4 is arranged inside the barrel 1.
The transmission mechanism comprises a spline shaft 5 matched with the spline housing 103; one end of the spline shaft 5 is welded with a connecting shaft 501, and the other end is welded with a transmission shaft 502; the connecting shaft 501 is rotatably connected with the inner side wall of the cylinder 1; the connecting shaft 501 is rotatably connected with a connecting plate 503 through a bearing. One side of the connecting plate 503 is connected with a telescopic device 504; the extension device 504 can be an electric push rod, and the axial movement of the spline shaft 5 can be adjusted through the extension device 504, so that the transmission shaft 502 moves axially synchronously.
A circular truncated cone-shaped driving wheel 505 is fixedly connected to the peripheral side surface of the transmission shaft 502; the drive shaft 502 has two pairs of side plates 506 in a circumferential array; the side surfaces of each pair of side plates 506 are respectively provided with a straight notch 507 which is obliquely arranged; the direction of inclination of the notch 507 is the same as the direction of inclination of the outer wall contour of the capstan 505.
As shown in fig. 4, the traveling mechanism 2 includes symmetrically arranged connecting plates 201; the two connecting plates 201 are welded with the outer wall of the barrel 1, and the two connecting plates 201 are connected with a vertical plate 202 in a sliding mode; the connecting plate 201 is connected with the vertical plate 202 by sliding rails, or the connecting plate 201 is provided with a sliding groove which is connected with the vertical plate 202 by sliding rails.
A transverse plate 203 is welded between the two vertical plates 202; the upper parts of the two vertical plates 202 are rotatably connected with a roller shaft 204; both ends of the roller shaft 204 are fixedly connected with walking wheels 205; the walking wheels 205 are used for contacting the inner wall of the pipeline, the walking wheels 205 can be rubber wheels, and anti-skid lines are arranged on the surfaces of the rubber wheels.
The transverse plate 203 is rotatably connected with a driving shaft 206 through a bearing; one end of the driving shaft 206 is in transmission connection with the roller shaft 204 through a bevel gear mechanism, and the other end penetrates through the side wall of the barrel 1 and is welded with a driven wheel 207 meshed with the driving wheel 505; the driving shaft 206 is sleeved with a spring 208, the spring 208 is positioned between the inner wall of the cylinder 1 and the driven wheel 207, and the driven wheel 207 can be always kept in a meshed state with the driving wheel 505 through the spring 208.
As shown in fig. 3, the driven wheel 207 and the driving wheel 505 are in gear engagement transmission, because the driving wheel 505 is in a circular truncated cone-shaped structure, when the transmission shaft 502 moves axially, if the transmission shaft moves rightwards, the driven wheel 207 engaged with the transmission shaft is subjected to the squeezing force of the driving wheel 505 to generate axial movement, so that the driving shaft 206 moves outwards from the inside of the cylinder 1, thereby enabling the transverse plate 203 and the vertical plate 202 to slide, and enabling the traveling wheel 205 to be far away from the cylinder 1, thereby being capable of adapting to a pipeline with a larger inner diameter, and enabling the traveling wheel 205 to be capable of pressing against the inner wall of the pipeline, when the driving device 4 drives the spline shaft 5 to rotate, the driving wheel 207 is synchronously driven to rotate by the driving wheel 505, thereby driving the driving shaft 206 to drive the roller shaft 204 to rotate, that is the effect that the traveling wheel.
As shown in fig. 5 and 6, the cleaning mechanism 3 includes an annular plate 301; the annular plate 301 is rotatably connected with the outer wall of the cylinder 1; spring telescopic rods 6 are circumferentially arrayed on the outer wall of the annular plate 301; the end part of the spring telescopic rod 6 is connected with a universal wheel 601; the universal wheel 601 at the end part of the spring telescopic rod 6 is in contact with the inner wall of the pipeline, so that the cleaning mechanism 3 is conveniently supported, the universal wheel 601 can rotate along the circumference of the inner wall of the pipeline, and the axial movement along the pipeline can also be realized.
The side wall of the annular plate 301 is movably connected with long gear shafts 302 which are in one-to-one correspondence with each pair of side plates 206; the long gear shaft 302 is meshed with the end face ring gear 102, so that when the annular plate 301 and the long gear shaft 302 rotate synchronously, the long gear shaft 302 is meshed with the end face ring gear 102, and the long gear shaft 302 rotates.
The lower end of the long gear shaft 302 is rotatably connected with a rectangular block 303 through a bearing seat; the rectangular block 303 is located between the pair of side plates 206, and guide posts 304 which are in clearance fit with the straight notches 507 are welded on both sides of the rectangular block 303. Therefore, when the transmission shaft 502 moves axially, for example, to the right, the guide post 304 moves upward along the straight notch 507 under the action of the straight notch 507, i.e., the long gear shaft 302 moves axially from the inside to the outside of the annular plate 301.
The upper end of the long gear shaft 302 is rotatably connected with a transmission device 7; the inner wall of the transmission device 7 is rotatably connected with a first bevel gear 701 and a second bevel gear 702 which are meshed with each other; the first bevel gear 701 is connected with the upper end of the long gear shaft 302; the second bevel gear 702 is connected with a sweeping wheel 703 through a rotating shaft; the circumferential side surface of the cleaning wheel 703 can be uniformly distributed with brushes or rubber scrapers and the like.
The transmission device 7 is a closed box structure and provides protection for the first bevel gear 701 and the second bevel gear 702 inside. Two limiting rods 704 are welded on the lower surface of the transmission device 7; the lower end of the limiting rod 704 penetrates through the annular plate 301 and is connected with the annular plate 301 in a sliding mode through a linear bearing.
When the transmission shaft 502 moves axially and the adjusting travelling mechanism adapts to the inner wall of the pipeline, the long gear shaft 302 also moves axially under the synchronous action of the straight notch 507 and the guide post 304, so as to drive the transmission device 7 to move, and the cleaning wheel 703 adapts to the inner wall of the pipeline synchronously.
When the transmission shaft 502 rotates, the traveling wheels 205 rotate to enable the barrel 1 and the cleaning mechanism 3 to move along the axial direction of the pipeline integrally, and when the transmission shaft 502 rotates, under the driving of the side plate 506, the long gear shaft 302 synchronously rotates and drives the annular plate 301 to rotate, the long gear shaft 302 is meshed with the end face toothed ring 102 to rotate, the cleaning wheel 703 is driven to rotate through the first bevel gear 701 and the second bevel gear 702, the cleaning wheel 703 rotates, the effect of rotating along the circumference of the inner wall of the pipeline is achieved, and the pipeline is cleaned.
Preferably, the side wall of the annular plate 301 is rotatably connected with a plurality of fixing sleeves 305 through bearings; teeth matched with the long gear shaft 302 are uniformly distributed on the inner wall of the fixing sleeve 305, and the long gear shaft 302 rotates and moves axially more stably through the fixing sleeve 305.
Meanwhile, the annular plate 301 is detachably connected with a protective cover plate 306, the protective cover plate 306 is used for sealing and protecting the inner side of the barrel 1 and the cleaning mechanism 3, the transmission shaft 502 is rotatably connected with the inner side of the protective cover plate 306 through a bearing seat, support is provided for the transmission shaft 502, and the rotating stability of the transmission shaft 502 is guaranteed.
In addition, the transmission ratio of the first bevel gear 701 to the second bevel gear 702 is smaller than 1, so that the rotating speed of the cleaning wheel 703 is increased, and the cleaning effect on the inner wall of the pipeline is improved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a cleaning device that is used for different pipeline internal diameters adjustable which characterized in that: comprises a cylinder body (1) with one closed end; a transmission mechanism is rotationally connected in the cylinder body (1); a plurality of travelling mechanisms (2) are arrayed on the circumference of the side wall of the cylinder body (1); one end of the cylinder body (1) is rotatably connected with a cleaning mechanism (3);
the inner wall of the cylinder body (1) is fixedly connected with a fixing plate (101); an end face toothed ring (102) is fixedly connected to the inner wall of one end of the cylinder body (1); the fixed plate (101) is rotatably connected with a spline housing (103); the peripheral side surface of the spline sleeve (103) is fixedly connected with a driven wheel (104) and is connected with a driving device (4);
the transmission mechanism comprises a spline shaft (5) matched with the spline sleeve (103); one end of the spline shaft (5) is fixedly connected with a connecting shaft (501), and the other end of the spline shaft is fixedly connected with a transmission shaft (502); the connecting shaft (501) is rotatably connected with the inner side wall of the cylinder body (1); the connecting shaft (501) is rotatably connected with a connecting plate (503); one side of the connecting plate (503) is connected with a telescopic device (504);
the peripheral side surface of the transmission shaft (502) is fixedly connected with a circular truncated cone-shaped driving wheel (505); the transmission shaft (502) is circumferentially arrayed with a plurality of pairs of side plates (506); the side surface of each pair of side plates (506) is provided with a straight notch (507) which is obliquely arranged;
the travelling mechanism (2) comprises connecting plates (201) which are symmetrically arranged; the two connecting plates (201) are fixedly connected with the outer wall of the barrel body (1), and the two connecting plates (201) are connected with vertical plates (202) in a sliding mode; a transverse plate (203) is fixedly connected between the two vertical plates (202); the two vertical plates (202) are rotatably connected with a roller shaft (204); both ends of the roller shaft (204) are fixedly connected with traveling wheels (205);
the transverse plate (203) is rotatably connected with a driving shaft (206); one end of the driving shaft (206) is in transmission connection with the roller shaft (204), and the other end of the driving shaft penetrates through the side wall of the barrel body (1) and is fixedly connected with a driven wheel (207) meshed with the driving wheel (505); the driving shaft (206) is sleeved with a spring (208), and the spring (208) is positioned between the inner wall of the cylinder body (1) and the driven wheel (207);
the cleaning mechanism (3) comprises an annular plate (301); the annular plate (301) is rotationally connected with the outer wall of the barrel (1); spring telescopic rods (6) are arrayed on the circumference of the outer wall of the annular plate (301); the end part of the spring telescopic rod (6) is connected with a universal wheel (601);
the side wall of the annular plate (301) is movably connected with long gear shafts (302) which are in one-to-one correspondence with each pair of side plates (206); the long gear shaft (302) is meshed with the end face gear ring (102); the lower end of the long gear shaft (302) is rotatably connected with a rectangular block (303); the rectangular block (303) is positioned between the pair of side plates (206) and is fixedly connected with a guide post (304) which is in clearance fit with the straight notch (507);
the upper end of the long gear shaft (302) is rotatably connected with a transmission device (7); the inner wall of the transmission device (7) is rotatably connected with a first bevel gear (701) and a second bevel gear (702) which are meshed with each other; the first bevel gear (701) is connected with the upper end of the long gear shaft (302); the second bevel gear (702) is connected with a sweeping wheel (703) through a rotating shaft;
the lower surface of the transmission device (7) is fixedly connected with a plurality of limiting rods (704); the lower end of the limiting rod (704) penetrates through the annular plate (301) and is connected with the annular plate (301) in a sliding mode.
2. A cleaning device for the adjustable inner diameters of different pipes according to claim 1, characterized in that a plurality of fixing sleeves (305) are rotatably connected to the side wall of the annular plate (301); teeth matched with the long gear shaft (302) are uniformly distributed on the inner wall of the fixed sleeve (305).
3. A cleaning device for different pipes with adjustable inner diameter according to claim 1, characterized in that a protective cover plate (306) is detachably connected to the annular plate (301).
4. Cleaning device for different pipes with adjustable inner diameter according to claim 1, characterized in that the transmission device (7) is a closed box structure.
5. A cleaning device for different pipes with adjustable inner diameters according to claim 1, 2, 3 or 4, characterized in that the transmission ratio of the first bevel gear (701) and the second bevel gear (702) is less than 1.
6. A cleaning device for different pipes with adjustable inner diameters according to claim 3, characterized in that the transmission shaft (502) is rotatably connected with the inner side of the shield plate (306).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010651528.0A CN111715638A (en) | 2020-07-08 | 2020-07-08 | Cleaning device used for adjusting inner diameters of different pipelines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010651528.0A CN111715638A (en) | 2020-07-08 | 2020-07-08 | Cleaning device used for adjusting inner diameters of different pipelines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111715638A true CN111715638A (en) | 2020-09-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010651528.0A Withdrawn CN111715638A (en) | 2020-07-08 | 2020-07-08 | Cleaning device used for adjusting inner diameters of different pipelines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111715638A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112517565A (en) * | 2020-11-26 | 2021-03-19 | 天津赛文海工科技有限公司 | Device for cleaning impurities on inner wall of petroleum pipeline |
| CN112588738A (en) * | 2020-12-23 | 2021-04-02 | 江门市鸿顺拉丝制品有限公司 | Pipeline inner wall cleaning device |
| CN113118152A (en) * | 2021-05-25 | 2021-07-16 | 中铁五局集团第一工程有限责任公司 | But slip casting device of self-cleaning inner wall |
| CN113844895A (en) * | 2021-10-11 | 2021-12-28 | 淮北矿业股份有限公司涡北选煤厂 | Coal sample pneumatic transmission system based on pipeline transfer |
| CN116351820A (en) * | 2023-03-29 | 2023-06-30 | 南通速维工程设备有限公司 | Automatic cleaning robot for inner wall of pressure pipeline |
-
2020
- 2020-07-08 CN CN202010651528.0A patent/CN111715638A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112517565A (en) * | 2020-11-26 | 2021-03-19 | 天津赛文海工科技有限公司 | Device for cleaning impurities on inner wall of petroleum pipeline |
| CN112588738A (en) * | 2020-12-23 | 2021-04-02 | 江门市鸿顺拉丝制品有限公司 | Pipeline inner wall cleaning device |
| CN113118152A (en) * | 2021-05-25 | 2021-07-16 | 中铁五局集团第一工程有限责任公司 | But slip casting device of self-cleaning inner wall |
| CN113844895A (en) * | 2021-10-11 | 2021-12-28 | 淮北矿业股份有限公司涡北选煤厂 | Coal sample pneumatic transmission system based on pipeline transfer |
| CN116351820A (en) * | 2023-03-29 | 2023-06-30 | 南通速维工程设备有限公司 | Automatic cleaning robot for inner wall of pressure pipeline |
| CN116351820B (en) * | 2023-03-29 | 2023-10-13 | 南通速维工程设备有限公司 | Automatic cleaning robot for inner wall of pressure pipeline |
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| PB01 | Publication | ||
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Application publication date: 20200929 |