CN105363742A - Device for cleaning inner wall of elliptical pipeline - Google Patents
Device for cleaning inner wall of elliptical pipeline Download PDFInfo
- Publication number
- CN105363742A CN105363742A CN201510980933.6A CN201510980933A CN105363742A CN 105363742 A CN105363742 A CN 105363742A CN 201510980933 A CN201510980933 A CN 201510980933A CN 105363742 A CN105363742 A CN 105363742A
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- China
- Prior art keywords
- cleaning
- runner
- rotating shaft
- connecting ring
- groove
- Prior art date
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- Granted
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 131
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 210000004534 cecum Anatomy 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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
- B08B9/04—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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
A device for cleaning the inner wall of an elliptical pipeline comprises a motor, a center rotating shaft, rotating wheels and cleaning parts, wherein the cleaning parts comprise connecting looping rods mounted on the rotating wheels in a coordinated manner and cleaning heads mounted at the tops of the connecting looping rods; hard brushes are arranged on the cleaning heads. The motor drives the center rotating shaft to rotate, the center rotating shaft transmits power to the rotating wheels, the rotating wheels drive the cleaning parts mounted thereon to rotate, and the movement tracks of the cleaning heads of the cleaning parts are ellipses similar to the inner wall of the cleaned elliptical pipeline. The hard brushes on the cleaning heads can clean dirt on the inner wall of the pipeline while rotating.
Description
Technical field
This invention relates to pipeline cleaning equipment technical field, specifically a kind of device for oval ducts inner wall cleaning.
Background technology
Need to use oval pipeline to occasion very much, and for the cleaning of oval ducts, the normal mode adopted is manually crawl in pipeline the inwall of mode to pipeline carrying out clearing up or adopt blower fan to blow to clear up at present.There is following shortcoming in existing manner of cleaning up: labor cleaning's labour intensity is large, is difficult to make an overall screening inner-walls of duct, leaves cleaning dead angle; In labor cleaning's process, the dirt under cleaning damages human body, and degree of safety is not enough; The efficiency of labor cleaning is low; Manner of cleaning up is purged for blower fan, there is cleaning intensity equally inadequate, the dirt much sticked on inner-walls of duct be difficult to cleaned fall, cleaning effect is not good.
Summary of the invention
In order to solve the deficiencies in the prior art, the invention provides a kind of device of oval ducts inner wall cleaning, for the comprehensively efficient cleaning to oval ducts, solve that existing oval ducts cleaning efficiency is low, cleaning is slight large and cleaning exists the problem at dead angle, to solve in scale removal process dirt to the problem of human injury simultaneously.
The technical solution adopted for the present invention to solve the technical problems is: this kind, for the device of oval ducts inner wall cleaning, is characterized in that: comprise motor, central rotating shaft, runner and cleaning member;
Described central rotating shaft is connected with motor output end, and the two ends of central rotating shaft are connected with end casing by bearing;
Central rotating shaft is arranged with runner, runner is from left to right followed successively by left wheel, some middle runners and right wheel, wherein left wheel outer end coordinates with the end casing of central rotating shaft left end, right wheel outer end coordinates with the end casing of central rotating shaft right-hand member, described left wheel, middle runner are fixedly connected with central rotating shaft by spline or flat key with right wheel, and the left surface of the right flank of the left surface of the right flank of left wheel and middle runner, middle runner and adjacent middle runner, have gap between the right flank of middle runner and the left surface of right wheel; Left wheel, middle runner and right wheel are equipped with some axial grooves along runner edge circumference;
Described cleaning member comprises connecting ring bar and cleaning head, and be provided with connection link bottom described connecting ring bar, described connection suspension ring set is put and is nested together mutually with groove on the groove of rotating shaft; Connecting ring bar can move radially in described groove; The top of connecting ring bar is provided with the dead slot that one end open one end is cecum, in described dead slot, be provided with balancing weight; The top of connecting ring bar is detachably fixedly connected with cleaning head, and cleaning crown portion is provided with hard cleaning hairbrush, and the cleaning head on each intermediate connector is closely adjoint, and hard cleaning hairbrush is adjacent to the inwall of oval ducts; When connecting ring bar is close to groove close to roller centre side, the hairbrush correspondence of cleaning head is resisted against inner wall position corresponding to oval ducts minor axis; When connecting ring bar is close to groove away from roller centre side, the hairbrush correspondence of cleaning head is resisted against inner wall position corresponding to oval ducts major axis.
Further, the top of described connecting ring bar is provided with external screw thread, and described cleaning head is provided with the screwed hole with the upper outside threaded engagement of connecting ring bar.
Further, the described flexible pad of groove internal fixtion.
Further, mounting limit, the bottom thickness of described connection link is 2-3 times that connects mounting limit, link both sides thickness.
Further, described groove is identical with mounting limit, the bottom thickness connecting link away from the edge thickness of roller centre side.
Further, on runner, the number of set groove is even number, and each groove is uniformly distributed at runner edge.
Further, the density of described balancing weight is 3-5 times of connecting ring bar density.
Further, bearing (ball) cover is provided with outside described bearing.
Further, the hard cleaning hairbrush of described cleaning head is rigid plastics hairbrush or stainless steel hairbrush.
The invention has the beneficial effects as follows:
Rotated by driven by motor central rotating shaft, central rotating shaft drives runner synchronous axial system, be installed in axial pass trough that the cleaning member on runner arranges on runner and move radially under the influence of centrifugal force, simultaneously cleaning member together rotates along with runner, and cleaning head is subject to the Radial resistant force acting in conjunction of centrifugal force and inner-walls of duct and forms the movement locus of the ellipse identical with oval ducts inwall.Hard hair brush correspondence on the cleaning head at i.e. diverse location place is attached on the inwall of oval ducts.Driven by motor cleaning member Automatic clearance oval ducts, cleaning efficiency is high, avoids the highly intensive labour of labor cleaning; Because each cleaning head is closely adjoint, therefore central rotating shaft ceaselessly rotates and achieves cleaning head making an overall screening oval ducts inwall, efficiently solves cleaning Dead Core Problems; Hard hair brush directly contacts with oval ducts inwall, the dirt brute force on oval ducts inwall is cleaned out, ensure that cleaning effect; Clear up without the need to manually entering in pipeline, avoid cleaning under dirt to the injury of human body.
Accompanying drawing explanation
Fig. 1 is structure structural representation of the present invention;
Fig. 2 is the present invention's structural representation when being placed in using state in oval ducts;
Fig. 3 is the movement locus sketch of cleaning member;
Fig. 4 is cleaning member movement locus sketch when being placed in using state in oval ducts;
Fig. 5 is the perspective view of middle runner;
Fig. 6 is the front view of Fig. 5;
Fig. 7 is the A-A sectional view of Fig. 6;
Fig. 8 is the A-A sectional view of embodiment two Fig. 6;
Fig. 9 is the sectional view of left wheel;
Figure 10 is the sectional view of right wheel;
The perspective view of rotating shaft centered by Figure 11;
Figure 12 is the perspective view of end casing;
Figure 13 is the perspective view of connecting ring bar;
Figure 14 is the perspective view of cleaning head.
In figure:
1 motor, 2 central rotating shafts, 3 left wheels, 31 is protruding; 4 middle runners, 5 right wheels, 6 end casings, 7 bearings; 8 grooves, 81 grooves away from the edge of roller centre side, 82 cushions; 9 connecting ring bars, 91 connect link, the mounting limit, bottom of 911 connection links; 912 connect mounting limit, link both sides, 10 cleaning heads, 11 balancing weights; 12 hard hair brushs, 13 oval ducts, 14 protective covers.
Detailed description of the invention
As shown in Fig. 1 to Figure 14,
For existing defect, the protection main body of this patent is as follows: this invention comprises motor 1, central rotating shaft 2, runner and cleaning member etc.
Embodiment one: described central rotating shaft 2 is connected with motor 1 output, central rotating shaft 2 is driving force member, by the power transmission of motor 1 to cleaning member.The two ends of central rotating shaft 2 are connected with end casing 6 by bearing 7, realize the fixing of central rotating shaft 2 and end casing 6, are provided with bearing (ball) cover outside described bearing.
Central rotating shaft is arranged with runner, runner is round pie, be provided with the centre bore coordinated with central rotating shaft at the center of runner, the position that roller centre hole place and corresponding central rotating shaft install runner is provided with keyway, and runner is fixedly connected with central rotating shaft by spline or flat key.While central rotating shaft rotates by power transmission to runner, drive runner synchronous axial system.
Runner is from left to right followed successively by left wheel 3, some middle runners 4 and right wheel 5, wherein left wheel is fixedly installed on the left end of central rotating shaft, coordinate with the end casing of central rotating shaft left end, be provided with projection 31 part coordinated with the directive wheel centre bore of left end in the outer end of left wheel.Runner and central rotating shaft are coaxial, ensure transmission accuracy and stability.
Right wheel outer end coordinates with the end casing 6 of central rotating shaft right-hand member, and its fit system is identical with the end casing fit system of left end with left wheel, does not repeat them here.
Middle runner 4 is also round pie, and its center also has the hole coordinated with central rotating shaft, and middle runner is connected with central rotating shaft by spline or flat key equally.Middle runner is evenly installed on central rotating shaft along the axis of central rotating shaft, certain distance is had between adjacent middle runner, while ensureing that cleaning member is accurately installed, reserve the space of adjacent cleaning 10 close installation, ensure same clear reason head closely adjoint, can not stay when clearing up oval ducts 13 cleaning dead angle.
The right flank of the right flank of left wheel and the left surface of middle runner, middle runner and the left surface of adjacent middle runner, between the right flank of middle runner and the left surface of right wheel, there is gap, ensure that each runner does not interfere in the process of cleaning.
Left wheel, middle runner and right wheel are equipped with some axial grooves 8 along runner edge circumference, on runner, the number of set groove is even number, and each groove is uniformly distributed at runner edge, ensures the uniform force of runner, ensure that cleaning member moves the stable operation of cleaning simultaneously.
Described cleaning member comprises connecting ring bar 9 and cleaning 10, and be provided with bottom described connecting ring bar 9 and connect link 91, described connection link 91 is nested with and is nested together mutually with groove 8 on the groove of rotating shaft.The mounting limit, bottom 911 wherein connecting link is split up into two sections from centre, is separately stuck in after on groove 8 is connected together on mounting limit during installation by two sections of the mounting limit, bottom 911 connecting link.The opposite face of two sections that can separate on the mounting limit, bottom 911 connecting link is provided with the clamping joint that can clamp mutually, two sections of the mounting limit, bottom 911 connecting link are snapped together.
The bottom 911 of described connection link being mounted limit thickness is 2-3 times that connects mounting limit 912, link both sides thickness.Because in actual scale removal process, connecting ring bar and groove active position be mainly connected the bottom 911 of link and the groove edge 81 away from roller centre side, so described groove is identical with mounting limit, the bottom thickness connecting link away from edge 81 thickness of roller centre side, its thickness is all large than the thickness connecting mounting limit, link both sides 912.
Connection link 91 part of connecting ring bar can move radially in described groove 8, and the thickness connecting groove position on the width on mounting limit, bottom 911 of link and runner is suitable, namely connect between the mounting limit, bottom 911 of link and groove inward flange and have gap, but this gap is very little, ensureing to connect link can only can not run-off the straight in groove along moving radially of runner.
Be provided with on the top of connecting ring bar the dead slot that one end open one end is cecum, in described dead slot, be provided with balancing weight 11.The density of described balancing weight is 3-5 times of connecting ring bar density, greatly increases weight not on connecting ring bar.The top being arranged at connecting ring bar because of balancing weight 11 increases the weight on connecting ring bar top, therefore when motor high-speed rotation, connecting ring bar is radially outward moving under the influence of centrifugal force along runner more easily, also ensure that the cleaning intensity of hard hair brush 12 pairs of inner-walls of duct on cleaning head, improve cleaning effect.
Be provided with at the top of connecting ring bar 9 and clear up 10 and coordinate and be detachably fixedly connected with, can establish external screw thread at the top of described connecting ring bar, described cleaning head is provided with the screwed hole with the upper outside threaded engagement of connecting ring bar.The method of other installations for convenience detach can certainly be adopted to realize being fixedly connected with of cleaning head and intermediate connector.Timing can be changed by cleaning head according to the actual needs in scale removal process, ensure cleaning effect.
Cleaning 10 top are provided with hard hair brush 12, and the cleaning head on each intermediate connector is closely adjoint, and hard cleaning hairbrush is adjacent to the inwall of oval ducts.When connecting ring bar is close to groove close to roller centre side, the hairbrush correspondence of cleaning head is resisted against inner wall position corresponding to oval ducts minor axis; When connecting ring bar is close to groove away from roller centre side, the hairbrush correspondence of cleaning head is resisted against inner wall position corresponding to oval ducts major axis.
Left wheel, middle runner and right wheel are equipped with some axial grooves 8 along runner edge circumference, groove 8 coordinates with cleaning member to be installed, the shape of cross section of described groove is rectangle, in order to ensure there is enough intensity in the collision in scale removal process of cleaning member and groove, by edge 81 thickness design thicker of groove away from roller centre side, because cleaning member is outwards thrown away under high-speed electric expreess locomotive drives, cleaning member and groove have shock away from the edge 81 of roller centre side, and enough edge thickness ensure the intensity of runner.
Its operation principle is:
When central rotating shaft rotates under driven by motor, runner and central rotating shaft synchronous axial system, the connecting ring bar coordinated with groove set on runner radially outward throws away movement along runner under the influence of centrifugal force, and now hard hair brush 12 is against on the inwall of oval ducts 13; Cleaning member rotates with runner simultaneously simultaneously, and the movement locus of cleaning head is subject to the impact of oval ducts inwall to be also oval.When clearing up head and moving to the corresponding pipeline inner wall position of major axis from the corresponding pipeline inner wall position of the minor axis of oval ducts, connecting ring bar radially outward moves along rotating shaft under the influence of centrifugal force in groove, the hard hair brush simultaneously clearing up head is against on inner-walls of duct, and the friction that powerful degree occurs for hard hair brush and inner-walls of duct achieves clears up inner-walls of duct; When its cleaning head moves from the corresponding pipeline inner wall position of the major axis of oval ducts to the corresponding pipeline inner wall position of minor axis, connecting ring bar radially-inwardly moves along runner under inner-walls of duct is to the active force of connecting ring bar in groove, the hard hair brush simultaneously clearing up head is against on inner-walls of duct, and the friction that powerful degree occurs for hard hair brush and inner-walls of duct achieves clears up inner-walls of duct.
Radial dimension for groove set on runner is restricted to, and when connecting link and being close to groove close to roller centre side, the hard hair brush correspondence of cleaning head can be resisted against inner wall position corresponding to oval ducts minor axis; When connecting link and being close to groove away from roller centre side, the hard hair brush correspondence of cleaning head can be resisted against inner wall position corresponding to oval ducts major axis, and namely the radical length of groove can meet in scale removal process the hairbrush clearing up head and can be resisted against on inner-walls of duct and effectively clear up pipeline.
Embodiment two: as shown in Figure 8, further, connect link be not parked in move in groove time, connect link to clash into groove, in order to ensure runner and the cushion 82 of service life in described groove internal fixtion annular being connected link, or the cushion of annular is set in the corresponding groove position of inserted link.
The hard cleaning hairbrush of described cleaning head is rigid plastics hairbrush or stainless steel hairbrush, and ensure the dynamics of cleaning, the dirt that inner-walls of duct adheres to can thoroughly be cleaned out by rigid plastics hairbrush or stainless steel hairbrush, ensures cleaning effect.
Whole cleaning plant is provided with protective cover 14, and protection cleaning plant, supports this cleaning plant simultaneously and puts in pipeline.
Its basic operation principle is, driven by motor central rotating shaft rotates, and power transmission to runner, is rotated and driven its upper cleaning member rotation of installing by central rotating shaft, the movement locus of the cleaning head of cleaning member by the similar ellipse of cleaning oval ducts inwall.Dirt on inner-walls of duct is cleaned out by the hard hair brush on cleaning head while rotation.
Based on above-mentioned description, present invention achieves driven by motor cleaning member Automatic clearance oval ducts, cleaning efficiency is high, avoids the highly intensive labour of labor cleaning.Because each cleaning head is closely adjoint, therefore central rotating shaft ceaselessly rotates and achieves cleaning head making an overall screening oval ducts inwall, efficiently solves cleaning Dead Core Problems.Hard hair brush directly contacts with oval ducts inwall, the dirt brute force on oval ducts inwall is cleaned out, ensure that cleaning effect.Clear up without the need to manually entering in pipeline, avoid cleaning under dirt to the injury of human body.
Embodiment recited above is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; relevant technical staff in the field, to various distortion of the present invention and improvement, all should expand in protection domain as determined in claims of the present invention.
Claims (9)
1. for a device for oval ducts inner wall cleaning, it is characterized in that: comprise motor, central rotating shaft, runner and cleaning member;
Described central rotating shaft is connected with motor output end, and the two ends of central rotating shaft are connected with end casing by bearing;
Central rotating shaft is arranged with runner, runner is from left to right followed successively by left wheel, some middle runners and right wheel, wherein left wheel outer end coordinates with the end casing of central rotating shaft left end, right wheel outer end coordinates with the end casing of central rotating shaft right-hand member, described left wheel, middle runner are fixedly connected with central rotating shaft by spline or flat key with right wheel, and the left surface of the right flank of the left surface of the right flank of left wheel and middle runner, middle runner and adjacent middle runner, have gap between the right flank of middle runner and the left surface of right wheel; Left wheel, middle runner and right wheel are equipped with some axial grooves along runner edge circumference;
Described cleaning member comprises connecting ring bar and cleaning head, and be provided with connection link bottom described connecting ring bar, described connection suspension ring set is put and is nested together mutually with groove on the groove of rotating shaft; Connecting ring bar can move radially in described groove; Be provided with on the top of connecting ring bar the dead slot that one end open one end is cecum, in described dead slot, be provided with balancing weight; The top of connecting ring bar is detachably fixedly connected with cleaning head, and cleaning crown portion is provided with hard cleaning hairbrush, and the cleaning head on each intermediate connector is closely adjoint, and hard cleaning hairbrush is adjacent to the inwall of oval ducts; When connecting ring bar is close to groove close to roller centre side, the hairbrush correspondence of cleaning head is resisted against inner wall position corresponding to oval ducts minor axis; When connecting ring bar is close to groove away from roller centre side, the hairbrush correspondence of cleaning head is resisted against inner wall position corresponding to oval ducts major axis.
2. a kind of device for oval ducts inner wall cleaning according to claim 1, it is characterized in that: the top of described connecting ring bar is provided with external screw thread, described cleaning head is provided with the screwed hole with the upper outside threaded engagement of connecting ring bar.
3. a kind of device for oval ducts inner wall cleaning according to claim 1, is characterized in that: the described flexible pad of groove internal fixtion.
4. a kind of device for oval ducts inner wall cleaning according to claim 1, is characterized in that: mounting limit, the bottom thickness of described connection link is 2-3 times that connects mounting limit, link both sides thickness.
5. a kind of device for oval ducts inner wall cleaning according to claim 6, is characterized in that: described groove is identical with mounting limit, the bottom thickness connecting link away from the edge thickness of roller centre side.
6. a kind of device for oval ducts inner wall cleaning according to claim 1, is characterized in that: on runner, the number of set groove is even number, and each groove is uniformly distributed at runner edge.
7. a kind of device for oval ducts inner wall cleaning according to claim 1, is characterized in that: the density of described balancing weight is 3-5 times of connecting ring bar density.
8. a kind of device for oval ducts inner wall cleaning according to claim 1, is characterized in that: be provided with bearing (ball) cover outside described bearing.
9. a kind of device for oval ducts inner wall cleaning according to claim 1, is characterized in that: the hard cleaning hairbrush of described cleaning head is rigid plastics hairbrush or stainless steel hairbrush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510980933.6A CN105363742B (en) | 2015-12-23 | 2015-12-23 | A kind of device for oval ducts inner wall cleaning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510980933.6A CN105363742B (en) | 2015-12-23 | 2015-12-23 | A kind of device for oval ducts inner wall cleaning |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105363742A true CN105363742A (en) | 2016-03-02 |
| CN105363742B CN105363742B (en) | 2017-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510980933.6A Active CN105363742B (en) | 2015-12-23 | 2015-12-23 | A kind of device for oval ducts inner wall cleaning |
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| CN (1) | CN105363742B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105664328A (en) * | 2016-03-22 | 2016-06-15 | 邵红艳 | Multifunctional sputum scab cleaning machine for pneumology department |
| CN106140749A (en) * | 2016-07-16 | 2016-11-23 | 吴思 | A kind of rotary limited type petroleum pipeline cleaner for inner wall |
| CN106140750A (en) * | 2016-07-16 | 2016-11-23 | 吴思 | A kind of cleaning angle controllable precise type petroleum pipeline cleaning equipment of inner wall |
| CN107516849A (en) * | 2017-10-12 | 2017-12-26 | 国家电网公司 | A kind of transmission line of electricity epidermis barrier clearing device |
| CN107781575A (en) * | 2016-08-24 | 2018-03-09 | 天津海天方圆节能技术有限公司 | A kind of automatically cleaning pipeline |
| CN108580461A (en) * | 2018-04-19 | 2018-09-28 | 商球 | A kind of cleaning device for power pipe |
| CN109174854A (en) * | 2018-11-06 | 2019-01-11 | 南京微略生物科技有限公司 | A kind of cleaning device of Medical Devices |
| CN110142266A (en) * | 2019-04-17 | 2019-08-20 | 王治军 | A kind of fuel oil cylinder body cleaning device |
| CN110773527A (en) * | 2019-11-06 | 2020-02-11 | 吴学伦 | Wind-force direction bellows cleaning equipment |
| CN112718730A (en) * | 2020-11-30 | 2021-04-30 | 安徽维嵩生产力促进有限公司 | Intelligent cleaning device of metal pipeline |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105664328A (en) * | 2016-03-22 | 2016-06-15 | 邵红艳 | Multifunctional sputum scab cleaning machine for pneumology department |
| CN106140749A (en) * | 2016-07-16 | 2016-11-23 | 吴思 | A kind of rotary limited type petroleum pipeline cleaner for inner wall |
| CN106140750A (en) * | 2016-07-16 | 2016-11-23 | 吴思 | A kind of cleaning angle controllable precise type petroleum pipeline cleaning equipment of inner wall |
| CN107781575A (en) * | 2016-08-24 | 2018-03-09 | 天津海天方圆节能技术有限公司 | A kind of automatically cleaning pipeline |
| CN107516849A (en) * | 2017-10-12 | 2017-12-26 | 国家电网公司 | A kind of transmission line of electricity epidermis barrier clearing device |
| CN108580461A (en) * | 2018-04-19 | 2018-09-28 | 商球 | A kind of cleaning device for power pipe |
| CN108580461B (en) * | 2018-04-19 | 2021-06-01 | 国网福建省电力有限公司泰宁县供电公司 | Cleaning device for be used for power pipeline |
| CN109174854A (en) * | 2018-11-06 | 2019-01-11 | 南京微略生物科技有限公司 | A kind of cleaning device of Medical Devices |
| CN110142266A (en) * | 2019-04-17 | 2019-08-20 | 王治军 | A kind of fuel oil cylinder body cleaning device |
| CN110773527A (en) * | 2019-11-06 | 2020-02-11 | 吴学伦 | Wind-force direction bellows cleaning equipment |
| CN112718730A (en) * | 2020-11-30 | 2021-04-30 | 安徽维嵩生产力促进有限公司 | Intelligent cleaning device of metal pipeline |
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| Publication number | Publication date |
|---|---|
| CN105363742B (en) | 2017-11-07 |
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