CN111185447A - Equipment for cleaning dirt on inner wall of elastic thin water pipe - Google Patents
Equipment for cleaning dirt on inner wall of elastic thin water pipe Download PDFInfo
- Publication number
- CN111185447A CN111185447A CN202010127793.9A CN202010127793A CN111185447A CN 111185447 A CN111185447 A CN 111185447A CN 202010127793 A CN202010127793 A CN 202010127793A CN 111185447 A CN111185447 A CN 111185447A
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- Prior art keywords
- wall
- cleaning
- water pipe
- liquid
- fixedly connected
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
- B08B9/0322—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid in combination with a plug, e.g. inflatable mole, to isolate a part of the tube
-
- 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
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/047—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes the cleaning devices having internal motors, e.g. turbines for powering cleaning tools
-
- 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
- B08B9/053—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction
- B08B9/055—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction the cleaning devices conforming to, or being conformable to, substantially the same cross-section of the pipes, e.g. pigs or moles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a cleaning device for dirt on the inner wall of an elastic thin water pipe, which comprises a device main body, wherein a transmission cavity is arranged in the device main body, a driven straight gear is rotatably arranged in the transmission cavity, a driving straight gear is meshed with the right end of the driven straight gear, the upper end of the driving straight gear is fixedly connected with a motor shaft, and a motor is fixedly arranged in the inner wall of the upper side of the transmission cavity.
Description
Technical Field
The invention relates to the field of dirt cleaning, in particular to a cleaning device for dirt on the inner wall of an elastic thin water pipe.
Background
In daily life and production, some thin water pipes are often used, after the thin water pipes are used for a long time, dirt such as moss appears on the inner walls of the water pipes, the inner walls of the water pipes need to be cleaned, cleaning solutions such as lime water, sulfuric acid and salt can be generally used for cleaning, but the cleaning solutions are corrosive to a certain degree and easily damage human bodies, the diameters of the walls of the thin water pipes are small, the cleaning solutions can only flow in the walls of the pipes for cleaning, and the cleaning effect is poor.
Disclosure of Invention
In order to solve the problems, the present example designs an apparatus for cleaning dirt on the inner wall of an elastic thin water pipe, which comprises an apparatus main body, wherein a transmission chamber is arranged in the apparatus main body, a driven spur gear is rotatably arranged in the transmission chamber, the right end of the driven spur gear is engaged with a driving spur gear, the upper end of the driving spur gear is fixedly connected with a motor shaft, a motor is fixedly arranged in the inner wall of the upper side of the transmission chamber, the upper end of the motor shaft is connected with the motor in a power manner, a rotating wheel is fixedly connected in the driven spur gear, the lower end of the rotating wheel extends out of the apparatus main body, a connecting hole with a downward opening is arranged in the rotating wheel, the connecting hole is used for connecting a water pipe, the water pipe cannot rotate when the rotating wheel rotates, a pipe wall is arranged in the water pipe in a vertically through manner, a cavity, a winding wheel is rotationally arranged in the cavity, a cleaning rope is wound on the winding wheel, the lower end of the cleaning rope penetrates through the connecting hole and is connected with a moving structure, the moving structure comprises a moving head, the upper end of the moving head is rotationally connected with a rotating block, the upper end of the rotating block is fixedly connected with a hook, the hook is connected with the lower end of the cleaning rope, the moving head is plugged into the pipe wall, the moving head moves in the pipe wall and scrapes dirt on the inner wall of the pipe wall, when the cleaning rope is connected with the hook, the moving head drives the cleaning rope to extend into the pipe wall when moving in the pipe wall, a material spraying structure is connected between the rotating wheel and the device main body, the material spraying structure comprises a liquid storage cavity and a gas storage cavity which are arranged in the inner wall of the upper side of the transmission cavity, the liquid storage cavity is used for storing cleaning liquid, and the gas storage, a pump is fixedly arranged in the device body, a supporting shaft is fixedly connected to the upper end of the rotating wheel, the upper end of the supporting shaft is rotatably connected to the device body, a connecting plate is arranged on the upper side of the rotating wheel in a sliding manner, a liquid inlet pipe and an air inlet pipe are connected between the pump and the connecting plate, a liquid spraying head is fixedly connected to the lower end of the liquid inlet pipe, a gas spraying head is fixedly connected to the lower end of the air inlet pipe, a liquid channel and a gas channel with upward openings are arranged in the rotating wheel, the liquid channel and the lower side opening of the gas channel are communicated with the connecting hole, a liquid one-way valve with a downward opening is fixedly arranged in the liquid channel, a gas one-way valve with a downward opening is fixedly arranged in the gas channel, the connecting plate slides down and drives the liquid spraying head and the gas spraying head to slide down, so that the liquid spraying head is connected, starting the pump, pumping the high-pressure air in the air storage cavity into the pipe wall through the air inlet pipe, the air nozzle, the gas channel and the connecting hole, pushing the moving head to move downwards along the pipe wall under the action of the high-pressure air as the moving head is plugged into the pipe wall, sealing the connecting hole and the upper opening of the pipe wall, scraping dirt on the inner wall of the pipe wall, preventing the high-pressure air from flowing back through the gas one-way valve, pumping the cleaning solution in the liquid storage cavity into the pipe wall through the liquid inlet pipe, the connecting plate, the liquid channel and the connecting hole when the moving head slides out from the lower opening of the pipe wall, preventing the cleaning solution from flowing back through the liquid one-way valve, and stopping the pump, slide on the connecting plate and drive hydrojet head with the jet-propelled head breaks away from the runner, starts this moment the motor, and then pass through the motor shaft drives the initiative straight-teeth gear rotates, and then drives driven straight-teeth gear rotates, and then drives the runner rotates, and then drives clean rope rotates, this moment clean rope is in the pipe wall internal rotation and with the pipe wall inner wall rubs cleanly, after having cleaned, breaks away from the couple with clean rope, clean rope withdraws in the cavity, pass through with the clear water this moment the pipe wall takes out cleaning solution and foul can. Advantageously, the inlet duct and the inlet duct are resilient and extensible.
Preferably, a control spring is fixedly connected between the upper end of the connecting plate and the inner wall of the upper side of the transmission cavity, and is electrified to push the connecting plate to slide downwards.
Carve preferentially, the coiling wheel is internal to be linked firmly the axle of twisting, the axle of twisting both ends around rotate connect in the runner, around the coiling wheel both ends with link firmly the torsional spring around the cavity between the both sides inner wall can keep under the spring action of torsional spring clean rope tensioning to make clean rope with the couple drives when breaking away from the coiling wheel reversal is withdrawed clean rope.
Advantageously, the moving head is hemispherical, with the sphere facing downwards, and the rotating block is rotatably connected to the plane of the moving head.
Preferably, a friction pad is fixedly connected to the spherical surface of the moving head, and when the moving head slides in the pipe wall, dirt on the inner wall of the pipe wall is scraped through friction between the friction pad and the pipe wall.
The invention has the beneficial effects that: according to the cleaning device, the whole inner wall of the water pipe can be rubbed to scrape dirt, after cleaning liquid is pumped into the inner wall of the water pipe, the cleaning liquid can fully clean the inner wall through the friction between the rotation of the cleaning rope and the inner wall, the cleaning effect of the inner wall of the water pipe is ensured, the cleaning liquid and the dirt can be taken out only by using clear water through the inner wall of the water pipe, and the problem that the cleaning liquid is remained in the water pipe for a long time to cause water pipe corrosion is avoided.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the overall structure of a cleaning device for cleaning dirt on the inner wall of an elastic thin water pipe according to the present invention;
FIG. 2 is an enlarged schematic view of "A" of FIG. 1;
FIG. 3 is an enlarged schematic view of "B" of FIG. 1;
FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a cleaning device for dirt on the inner wall of an elastic thin water pipe, which comprises a device main body 14, wherein a transmission cavity 15 is arranged in the device main body 14, a driven straight gear 23 is arranged in the transmission cavity 15 in a rotating manner, a driving straight gear 17 is arranged at the right end of the driven straight gear 23 in a meshed manner, the upper end of the driving straight gear 17 is fixedly connected with a motor shaft 16, a motor 13 is fixedly arranged in the inner wall of the upper side of the transmission cavity 15, the upper end of the motor shaft 16 is in power connection with the motor 13, a rotating wheel 32 is fixedly connected in the driven straight gear 23, the lower end of the rotating wheel 32 extends out of the device main body 14, a connecting hole 27 with a downward opening is arranged in the rotating wheel 32, the connecting hole 27 is used for connecting the water pipe 30, the water pipe 30 cannot rotate when the rotating wheel 32 rotates, a pipe wall 28, the winding wheel 25 is arranged in the cavity 31 in a rotating mode, the cleaning rope 29 is wound on the winding wheel 25, the lower end of the cleaning rope 29 penetrates through the connecting hole 27 and is connected with the moving structure 100, the moving structure 100 comprises a moving head 40, the upper end of the moving head 40 is rotatably connected with a rotating block 41, the upper end of the rotating block 41 is fixedly connected with a hook 43, the hook 43 is connected with the lower end of the cleaning rope 29, the moving head 40 is plugged into the pipe wall 28, the moving head 40 moves in the pipe wall 28 and scrapes dirt on the inner wall of the pipe wall 28, when the cleaning rope 29 is connected with the hook 43, the moving head 40 drives the cleaning rope 29 to stretch into the pipe wall 28 when moving in the pipe wall 28, the rotating wheel 32 is connected with the device main body 14 through a spraying structure 101, the spraying structure 101 comprises a liquid storage cavity 11 and a gas storage cavity 12 which are arranged in the inner wall of the upper side of the transmission cavity 15, the stock solution chamber 11 is used for storing the cleaning solution, the gas storage chamber 12 is used for storing high-pressure air, device main part 14 internal fixation has pump 19, runner 32 upper end has linked firmly back shaft 20, the 20 upper ends of back shaft rotate connect in device main part 14, runner 32 upside slides and is equipped with connecting plate 36, pump 19 with be connected with feed liquor pipe 37 and intake pipe 21 between the connecting plate 36, feed liquor pipe 37 lower extreme has linked firmly hydrojet head 35, the intake pipe 21 lower extreme has linked firmly jet head 38, be equipped with ascending liquid channel 33 of opening and gas passage 24 in the runner 32, liquid channel 33 with 24 downside opening of gas passage be linked together in connecting hole 27, liquid channel 33 internal fixation has opening liquid check valve 34 down, gas passage 24 internal fixation has opening gas check valve 22 down, connecting plate 36 gliding and drive hydrojet head 35 with jet head 38 slides down, the liquid spraying head 35 is further connected with the liquid passage 33, the gas spraying head 38 is connected with the gas passage 24, after the moving head 40 is plugged into the pipe wall 28, the pump 19 is started, so that the high-pressure air in the gas storage cavity 12 is pumped into the pipe wall 28 through the air inlet pipe 21, the gas spraying head 38, the gas passage 24 and the connecting hole 27, because the moving head 40 is plugged into the pipe wall 28, the connecting hole 27 and the upper opening of the pipe wall 28 are in a sealed state, so that under the action of the high-pressure air, the moving head 40 is pushed to move downwards along the pipe wall 28, so that dirt on the inner wall of the pipe wall 28 is scraped off, the gas one-way valve 22 avoids the backflow of the high-pressure air, and when the moving head 40 slides out from the lower opening of the pipe wall 28, the cleaning rope 29 passes through the pipe wall 28, at this moment, the pump 19 pumps the cleaning solution in the liquid storage cavity 11 into the pipe wall 28 through the liquid inlet pipe 37, the connecting plate 36, the liquid channel 33 and the connecting hole 27, the liquid check valve 34 prevents the cleaning solution from flowing back, at this moment, the pump 19 is stopped, the connecting plate 36 slides up and drives the liquid spraying head 35 and the air spraying head 38 to separate from the rotating wheel 32, at this moment, the motor 13 is started, and then the motor shaft 16 drives the driving spur gear 17 to rotate, and further drives the driven spur gear 23 to rotate, and further drives the rotating wheel 32 to rotate, and further drives the cleaning rope 29 to rotate, at this moment, the cleaning rope 29 rotates in the pipe wall 28 and rubs and cleans with the inner wall of the pipe wall 28, after cleaning, the cleaning rope 29 separates from the hook 43 and the cleaning rope 29, and the cleaning rope 29 is retracted into the cavity 31, the cleaning liquid and dirt are then carried away by the clean water through the tube wall 28.
Advantageously, the intake duct 21 and the intake duct 37 are elastic and extensible.
Advantageously, a control spring 18 is attached between the upper end of the connecting plate 36 and the inner wall of the upper side of the transmission chamber 15, and the control spring 18 is energized to push the connecting plate 36 to slide downwards.
Beneficially, a torsion shaft 26 is fixedly connected in the winding wheel 25, the front end and the rear end of the torsion shaft 26 are rotatably connected to the rotating wheel 32, a torsion spring 42 is fixedly connected between the front end and the rear end of the winding wheel 25 and the inner walls of the front side and the rear side of the cavity 31, the cleaning rope 29 can be kept tensioned under the elastic force of the torsion spring 42, and when the cleaning rope 29 is separated from the hook 43, the winding wheel 25 is driven to rotate reversely and the cleaning rope 29 is retracted.
Advantageously, the moving head 40 is hemispherical, with the sphere facing downwards, and the rotating block 41 is connected in rotation to the plane of the moving head 40.
Advantageously, a friction pad 39 is attached to the spherical surface of the moving head 40, and when the moving head 40 slides in the tube wall 28, dirt on the inner wall of the tube wall 28 is scraped by the friction between the friction pad 39 and the tube wall 28.
The following will describe in detail the use steps of the cleaning device for cleaning dirt on the inner wall of an elastic thin water pipe with reference to fig. 1 to 4:
initially, the control spring 18 is not energized, and the liquid jet head 35, the jet head 38 and the runner 32 are not connected, and the cleaning cord 29 and the hook 43 are not connected.
In use, the movable head 40 is inserted into the pipe wall 28, the spherical surface of the movable head 40 faces the pipe wall 28, the lower end of the cleaning rope 29 is connected with the hook 43, and the upper end of the water pipe 30 is connected with the connecting hole 27.
The pump 19 is started, so that the high-pressure air in the air storage cavity 12 is pumped into the pipe wall 28 through the air inlet pipe 21, the air nozzle 38, the air channel 24 and the connecting hole 27, because the moving head 40 is plugged into the pipe wall 28, at this time, the connecting hole 27 and the upper opening of the pipe wall 28 are in a sealed state, so that under the action of the high-pressure air, the moving head 40 is pushed to move downwards along the pipe wall 28, so that dirt on the inner wall of the pipe wall 28 is scraped, the air check valve 22 prevents the high-pressure air from flowing back, when the moving head 40 slides out from the lower opening of the pipe wall 28, the cleaning rope 29 penetrates through the pipe wall 28, at this time, the pump 19 pumps the cleaning liquid in the liquid storage cavity 11 into the pipe wall 28 through the liquid inlet pipe 37, the connecting plate 36, the liquid channel 33 and the connecting hole 27, the liquid check valve 34 prevents the cleaning liquid from flowing, and then drive driving spur gear 17 through motor shaft 16 and rotate, and then drive driven spur gear 23 and rotate, and then drive runner 32 and rotate, and then drive clean rope 29 and rotate, clean rope 29 is at this moment clean at 28 rotations of pipe wall and rub cleanly with 28 inner walls of pipe wall, clean the back, break away from couple 43 and clean rope 29, clean rope 29 withdraws in the cavity 31, this moment with the clear water through the pipe wall 28 take out cleaning solution and foul can, avoid the cleaning solution to remain in the water pipe.
The invention has the beneficial effects that: according to the cleaning device, the whole inner wall of the water pipe can be rubbed to scrape dirt, after cleaning liquid is pumped into the inner wall of the water pipe, the cleaning liquid can fully clean the inner wall through the friction between the rotation of the cleaning rope and the inner wall, the cleaning effect of the inner wall of the water pipe is ensured, the cleaning liquid and the dirt can be taken out only by using clear water through the inner wall of the water pipe, and the problem that the cleaning liquid is remained in the water pipe for a long time to cause water pipe corrosion is avoided.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (6)
1. A cleaning device for dirt on the inner wall of an elastic thin water pipe is characterized in that: the device comprises a device main body, wherein a transmission cavity is arranged in the device main body, a driven straight gear is rotationally arranged in the transmission cavity, a driving straight gear is arranged at the right end of the driven straight gear in a meshed mode, the upper end of the driving straight gear is fixedly connected with a motor shaft, a motor is fixedly arranged in the inner wall of the upper side of the transmission cavity, and the upper end of the motor shaft is in power connection with the motor; a rotating wheel is fixedly connected in the driven straight gear, the lower end of the rotating wheel extends out of the device main body, a connecting hole with a downward opening is formed in the rotating wheel and is used for connecting a water pipe, the water pipe cannot rotate when the rotating wheel rotates, and a pipe wall is arranged in the water pipe in a vertically through manner; a cavity is arranged in the inner wall of the upper side of the connecting hole, a winding wheel is rotationally arranged in the cavity, and a cleaning rope is wound on the winding wheel; the lower end of the cleaning rope penetrates through the connecting hole and is connected with a moving structure, the moving structure comprises a moving head, the upper end of the moving head is rotatably connected with a rotating block, the upper end of the rotating block is fixedly connected with a hook, and the hook is connected to the lower end of the cleaning rope; a material spraying structure is connected between the rotating wheel and the device main body, the material spraying structure comprises a liquid storage cavity and a gas storage cavity which are arranged in the inner wall of the upper side of the transmission cavity, the liquid storage cavity is used for storing cleaning liquid, the gas storage cavity is used for storing high-pressure air, a pump is fixedly arranged in the device body, the upper end of the rotating wheel is fixedly connected with a supporting shaft, the upper end of the supporting shaft is rotatably connected with the device main body, a connecting plate is arranged on the upper side of the rotating wheel in a sliding way, a liquid inlet pipe and an air inlet pipe are connected between the pump and the connecting plate, the lower end of the liquid inlet pipe is fixedly connected with a liquid spraying head, the lower end of the air inlet pipe is fixedly connected with an air spraying head, a liquid channel and a gas channel with upward openings are arranged in the rotating wheel, the liquid channel and the lower opening of the gas channel are communicated with the connecting hole, a liquid one-way valve with a downward opening is fixedly arranged in the liquid channel, and a gas one-way valve with a downward opening is fixedly arranged in the gas channel.
2. The apparatus for cleaning the inner wall of the elastic thin water pipe according to claim 1, wherein: the air inlet pipe and the liquid inlet pipe are elastic and extensible.
3. The apparatus for cleaning the inner wall of the elastic thin water pipe according to claim 1, wherein: and a control spring is fixedly connected between the upper end of the connecting plate and the inner wall of the upper side of the transmission cavity.
4. The apparatus for cleaning the inner wall of the elastic thin water pipe according to claim 1, wherein: the winding wheel is internally and fixedly connected with a torsion shaft, the front end and the rear end of the torsion shaft are rotatably connected with the rotating wheel, and the front end and the rear end of the winding wheel and the inner walls of the front side and the rear side of the cavity are fixedly connected with torsion springs.
5. The apparatus for cleaning the inner wall of the elastic thin water pipe according to claim 1, wherein: the moving head is hemispherical, the spherical surface faces downwards, and the rotating block is rotatably connected to the plane of the moving head.
6. The apparatus for cleaning the inner wall of the elastic thin water pipe according to claim 4, wherein: and a friction pad is fixedly connected on the spherical surface of the moving head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010127793.9A CN111185447A (en) | 2020-02-28 | 2020-02-28 | Equipment for cleaning dirt on inner wall of elastic thin water pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010127793.9A CN111185447A (en) | 2020-02-28 | 2020-02-28 | Equipment for cleaning dirt on inner wall of elastic thin water pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111185447A true CN111185447A (en) | 2020-05-22 |
Family
ID=70704900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010127793.9A Withdrawn CN111185447A (en) | 2020-02-28 | 2020-02-28 | Equipment for cleaning dirt on inner wall of elastic thin water pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111185447A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112222092A (en) * | 2020-09-29 | 2021-01-15 | 张亚斌 | Multifunctional cleaning device for machining tool for mechanical parts |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1639440A (en) * | 2002-02-05 | 2005-07-13 | 高能量服务公司 | Bi-directional thruster pig apparatus and method of utilizing same |
| EP2039440A1 (en) * | 2007-09-24 | 2009-03-25 | Cokebusters Limited | Improvements in or relating to pipeline pigs |
| US20150360259A1 (en) * | 2014-04-14 | 2015-12-17 | Polston Applied Technologies Llc | Dripless expanding tubes for combination truck |
| CN109047212A (en) * | 2018-07-23 | 2018-12-21 | 西南石油大学 | A kind of rotary plug-removing pipe cleaner |
| CN109277377A (en) * | 2018-10-16 | 2019-01-29 | 扬州尚翔汽车零部件有限公司 | Sebific duct cleaning device |
| CN110479711A (en) * | 2019-08-27 | 2019-11-22 | 台州路桥布鲁新能源有限公司 | A kind of tank inner wall automatic desludging descaling machine |
-
2020
- 2020-02-28 CN CN202010127793.9A patent/CN111185447A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1639440A (en) * | 2002-02-05 | 2005-07-13 | 高能量服务公司 | Bi-directional thruster pig apparatus and method of utilizing same |
| EP2039440A1 (en) * | 2007-09-24 | 2009-03-25 | Cokebusters Limited | Improvements in or relating to pipeline pigs |
| US20150360259A1 (en) * | 2014-04-14 | 2015-12-17 | Polston Applied Technologies Llc | Dripless expanding tubes for combination truck |
| CN109047212A (en) * | 2018-07-23 | 2018-12-21 | 西南石油大学 | A kind of rotary plug-removing pipe cleaner |
| CN109277377A (en) * | 2018-10-16 | 2019-01-29 | 扬州尚翔汽车零部件有限公司 | Sebific duct cleaning device |
| CN110479711A (en) * | 2019-08-27 | 2019-11-22 | 台州路桥布鲁新能源有限公司 | A kind of tank inner wall automatic desludging descaling machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112222092A (en) * | 2020-09-29 | 2021-01-15 | 张亚斌 | Multifunctional cleaning device for machining tool for mechanical parts |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200522 |