CN206810801U - A kind of inner-wall cleaning device of oil pipeline - Google Patents
A kind of inner-wall cleaning device of oil pipeline Download PDFInfo
- Publication number
- CN206810801U CN206810801U CN201720429122.1U CN201720429122U CN206810801U CN 206810801 U CN206810801 U CN 206810801U CN 201720429122 U CN201720429122 U CN 201720429122U CN 206810801 U CN206810801 U CN 206810801U
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- cylinder
- cleaning solution
- storage barrel
- solution storage
- supporting rod
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Abstract
The utility model discloses a kind of inner-wall cleaning device of oil pipeline, including cylinder, cleaning solution storage barrel, water pump, shower nozzle, the first telescopic supporting rod, roller, battery, rolling bearing, internal gear, the second telescopic supporting rod, hairbrush, motor, travelling gear and ring set, cover, placement dividing plate, left flange, battery, the first telescopic supporting rod, support backing plate, roller, rolling bearing, internal gear, the second telescopic supporting rod, hairbrush, motor and travelling gear are provided with the cylinder；Cleaning solution storage barrel is provided with the right side of cylinder, inlet opening, right flange, water pump and shower nozzle are provided with cleaning solution storage barrel；Cover left end and cleaning solution storage barrel right-hand member are provided with ring set.The utility model uses the roller supporting fixed cylinder and cleaning solution storage barrel of movable telescopic, is simultaneously provided in the function of being moved in pipeline, coordinates motor driven hairbrush to rotate, and water pump drives the sprinkling of cleaning solution, being capable of high-efficiency cleaning inner-walls of duct.
Description
Technical field
A kind of cleaning apparatus for pipes is the utility model is related to, specifically a kind of inner-wall cleaning device of oil pipeline.
Background technology
Oil pipeline（Also referred to as pipeline, pipeline）It is made up of oil pipe and its annex, and according to the needs of technological process, is matched somebody with somebody
Standby corresponding oil pump unit, design and installation are unloaded to complete oil plant and defeated turn task into a complete pipe-line system.In pipe
Before road laying and during oil transportation, oil pipeline inwall is required for thoroughly being cleared up, so as to avoid oil transportation
The doping of impurity in journey.
Existing oil pipeline cleaning is general all to be rinsed using chemicals, but the general cleaning effect of flushing is poor, changes
Length of schooling agent is largely wasted, while because pipeline is general longer, is difficult to clear up in inwall, so will result in oil body pollution or defeated
Oily efficiency reduces.
Utility model content
The purpose of this utility model is to provide a kind of inner-wall cleaning device of oil pipeline, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the utility model provides following technical scheme：
A kind of inner-wall cleaning device of oil pipeline, including cylinder, cleaning solution storage barrel, water pump, shower nozzle, the first flexible branch
Strut, roller, battery, rolling bearing, internal gear, the second telescopic supporting rod, hairbrush, motor, travelling gear and ring set, it is described
The riveting of cylinder left end is provided with cover, is inlayed in the cylinder and is provided with placement dividing plate, the welding of cylinder periphery right-hand member
Left flange is provided with, is fixedly installed battery, the cylinder right side in the cylinder on the left of the placement dividing plate
It is connected with cleaning solution storage barrel, the cleaning solution storage barrel right-hand member top is provided through inlet opening, on the inlet opening
Provided with sealing threaded cap, the cleaning solution storage barrel periphery left end and the left flange opposite position welding are provided with right method
Orchid, cylinder periphery left side and cleaning solution storage barrel periphery right side are symmetrically welded and are provided with the first telescopic supporting rod, institute
State the welding of the first telescopic supporting rod upper end and be provided with support backing plate, the support backing plate upper end, which rotates, is provided with roller, the cylinder
The right side welding of body periphery is provided with rolling bearing, is welded on the left of the rolling bearing outer ring and is provided with internal gear, the rotary shaft
Hold peripheral solder and be provided with the second telescopic supporting rod, the second telescopic supporting rod upper end welding is provided with hairbrush, the cleaning
Lower end riveting is provided with water pump in liquid storage barrel, and the water side upper end of the water pump is connected with shower nozzle, position in the cylinder
The placement dividing plate right wall riveting is provided with motor, the output end peripheral solder of the motor is provided with travelling gear, described
It is symmetrically welded in the middle part of cover left end and in the middle part of the cleaning solution storage barrel right-hand member and is provided with ring set.
As further program of the utility model：The cleaning solution storage barrel sectional dimension is mutually agreed with the cylinder,
Cleaning solution is stored in the cleaning solution storage barrel.
As further program of the utility model：The right flange and the left flange are engaged, the right flange and
The left flange is bolted fixation.
As further program of the utility model：First telescopic supporting rod is respectively distributed to the cylinder in cross
The periphery of body and the cleaning solution storage barrel, first telescopic supporting rod are flexibly connected group by fixes sleeve and movable telescopic bar
Into being connected with spring between the first telescopic supporting rod top and bottom.
As further program of the utility model：The roller is rotated with the rotating shaft of radial direction relative to the support backing plate.
As further program of the utility model：The rolling bearing is the metal outer ring and metal connected by ball
Inner ring is formed, and the rolling bearing inner ring and the barrel soldering are fixed.
As further program of the utility model：Second telescopic supporting rod is respectively distributed to described turn in cross
Dynamic bearing periphery, second telescopic supporting rod are movably connected to form by fixes sleeve and movable telescopic bar, and described second is flexible
Spring is connected between post upper and lower end.
As further program of the utility model：Under the water inlet end of the water pump is stretched into the cleaning solution storage barrel
End, the water side of the water pump upwardly extend and run through the cleaning solution storage barrel upper wall, the control circuit of the water pump and institute
Battery is stated to be connected.
As further program of the utility model：The shower nozzle port is tilted to the left hairbrush described in face.
As further program of the utility model：The travelling gear is lived through the cylinder upper end and with the cylinder
Dynamic connection, the travelling gear upper end and internal gear inner ring top is corresponding and engaged transmission.
Compared with prior art, the beneficial effects of the utility model are：Using it is preceding by inlet opening to cleaning solution storage barrel
Interior injection cleaning solution, cylinder and cleaning solution storage barrel are put into pipeline, and the ring set on cylinder and cleaning solution storage barrel passes through
Pull rope is connected, and the pull rope of both sides is stretched out by pipeline both sides respectively, roller and inner-walls of duct patch merga pass support backing plate
The first telescopic supporting rod is compressed, the stabilization that can so keep cylinder and cleaning solution storage barrel to run；Hairbrush and inner-walls of duct contract
After conjunction, start water pump and motor, water pump spray cleaning solution in cleaning solution storage barrel by shower nozzle, motor driven driving cog rotation
It is dynamic, rotated by the mating band turn dynamic bearing and the second telescopic supporting rod and hairbrush of travelling gear and internal gear, so as to right
Inner-walls of duct is cleaned, and by drawing wire saws, complete and comprehensive inner-walls of duct can efficiently be cleaned, had simultaneously
There is the ability for adapting to most sizes, use facilitates very much；Taken after the completion of cleaning from pipeline one end by cylinder and cleaning solution storage barrel
Go out, dirt can be taken away by being washed by water into pipeline, can be by cylinder and cleaning solution storage barrel by the cooperation of left flange and right flange
Split, be easy to subsequently safeguard each part.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the inner-wall cleaning device of oil pipeline.
Fig. 2 is a kind of left view structural representation of the inner-wall cleaning device of oil pipeline.
In figure：1- cylinders, 11- covers, 12- placement dividing plates, the left flanges of 13-, 2- cleaning solution storage barrels, 21- inlet openings,
The right flanges of 22-, 23- water pumps, 24- shower nozzles, the telescopic supporting rods of 3- first, 31- support backing plates, 32- rollers, 4- batteries, 5- turn
Dynamic bearing, 51- internal gears, the telescopic supporting rods of 52- second, 53- hairbrush, 6- motors, 61- travelling gears, 7- ring sets.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1~2, in the utility model embodiment, a kind of inner-wall cleaning device of oil pipeline, including cylinder 1,
Cleaning solution storage barrel 2, water pump 23, shower nozzle 24, the first telescopic supporting rod 3, roller 32, battery 4, rolling bearing 5, internal gear
51st, the second telescopic supporting rod 52, hairbrush 53, motor 6, travelling gear 61 and ring set 7, the left end of cylinder 1 riveting are provided with cylinder
Lid 11, to inlay in the cylinder 1 and be provided with placement dividing plate 12,1 peripheral right-hand member of the cylinder welding is provided with left flange 13,
Battery 4 is fixedly installed positioned at the left side of placement dividing plate 12 in the cylinder 1, the right side of cylinder 1 connection is set
There is cleaning solution storage barrel 2, the sectional dimension of cleaning solution storage barrel 2 is mutually agreed with the cylinder 1, the cleaning solution storage barrel 2
Cleaning solution is inside stored, the right-hand member top of cleaning solution storage barrel 2 is provided through inlet opening 21, and the inlet opening 21 is provided with
Threaded cap is sealed, the 2 peripheral left end of cleaning solution storage barrel and the opposite position of left flange 13 welding are provided with right flange
22, the right flange 22 and the left flange 13 are engaged, and the right flange 22 and the left flange 13 are bolted admittedly
Fixed, the periphery of cylinder 1 left side and the periphery of the cleaning solution storage barrel 2 right side are symmetrically welded and are provided with the first telescopic supporting rod 3,
First telescopic supporting rod 3 is respectively distributed to the periphery of the cylinder 1 and the cleaning solution storage barrel 2 in cross, described
First telescopic supporting rod 3 is movably connected to form by fixes sleeve and movable telescopic bar, and the upper end of the first telescopic supporting rod 3 is with
Be connected with spring between end, first telescopic supporting rod 3 can elastic telescopic, the upper end of the first telescopic supporting rod 3 welding
Support backing plate 31 is provided with, support backing plate 31 upper end, which rotates, is provided with roller 32, and the roller 32 is with the rotating shaft phase of radial direction
The support backing plate 31 is rotated, the periphery of cylinder 1 right side welding is provided with rolling bearing 5, and the rolling bearing 5 is to pass through
The metal outer ring of ball connection and metal inner ring composition, the inner ring of rolling bearing 5 and the cylinder 1 are welded and fixed, described turn
Welding is provided with internal gear 51 on the left of the outer ring of dynamic bearing 5, and the internal gear 51 is positioned at the periphery of cylinder 1, the internal gear 51
With the outer ring synchronous axial system of the rolling bearing 5, the peripheral solder of rolling bearing 5 is provided with the second telescopic supporting rod 52, institute
State the second telescopic supporting rod 52 and be respectively distributed to the periphery of the rolling bearing 5 in cross, second telescopic supporting rod 52 by
Fixes sleeve and movable telescopic bar are movably connected to form, and bullet is connected between the top and bottom of the second telescopic supporting rod 52
Spring, second telescopic supporting rod 52 can elastic telescopic, the upper end of the second telescopic supporting rod 52 welding is provided with hairbrush 53,
Second telescopic supporting rod 52 is rotated under the rolling bearing 5 drive so that the hairbrush 53 is carried out clearly to inboard wall of tube body
Sweep, lower end, which rivets, in the cleaning solution storage barrel 2 is provided with water pump 23, and the water inlet end of the water pump 23 stretches into the cleaning solution storage
Lower end in bucket 2 is deposited, the water side of the water pump 23 upwardly extends and runs through the upper wall of cleaning solution storage barrel 2, the water pump 23
Control circuit be connected with the battery 4, the water side upper end of the water pump 23 is connected with shower nozzle 24, the shower nozzle
24 ports are tilted to the left hairbrush 53 described in face, and the placement dividing plate 12 right wall riveting is provided with motor in the cylinder 1
6, the periphery of motor 6 riveting is fixed on the placement dividing plate 12 right wall top, and the output end of the motor 6 is set to the right, institute
The control circuit for stating motor 6 is connected with the battery 4, and the output end peripheral solder of the motor 6 is provided with travelling gear
61, the travelling gear 61 through the upper end of cylinder 1 and being flexibly connected with the cylinder 1, the upper end of travelling gear 61 and
The inner ring top of internal gear 51 is corresponding and engaged transmission, and the travelling gear 61 drives the internal gear 51 to rotate, described
It is symmetrically welded in the middle part of the left end of cover 11 and in the middle part of the right-hand member of cleaning solution storage barrel 2 and is provided with ring set 7, is used on the ring set 7
In fixed tractive, by pull rope the cylinder 1 and the cleaning solution storage barrel 2 can be driven to be moved left and right in pipeline.
Operation principle of the present utility model is：Cleaning solution into cleaning solution storage barrel 2 is injected by inlet opening 21 using preceding,
Cylinder 1 and cleaning solution storage barrel 2 are put into pipeline, the ring set 7 on cylinder 1 and cleaning solution storage barrel 2 is connected by pull rope
Connect, the pull rope of both sides is stretched out by pipeline both sides respectively, and roller 32 and inner-walls of duct patch merga pass support backing plate 31 compress
First telescopic supporting rod 3, the stabilization that can so keep cylinder 1 and cleaning solution storage barrel 2 to run；Hairbrush 53 and inner-walls of duct contract
After conjunction, start water pump 23 and motor 6, water pump 23 spray cleaning solution in cleaning solution storage barrel 2 by shower nozzle 24, motor 6 drives
Travelling gear 61 rotates, and passes through travelling gear 61 and the mating band turn dynamic bearing 5 of internal gear 51 and the second telescopic supporting rod
52 and hairbrush 53 rotate,, can be complete and comprehensive to inner-walls of duct by drawing wire saws so as to being cleaned to inner-walls of duct
Efficiently cleaned, while there is the ability for adapting to most sizes, use is very convenient；Will from pipeline one end after the completion of cleaning
Cylinder 1 and cleaning solution storage barrel 2 take out, into pipeline bath can take away dirt, pass through matching somebody with somebody for left flange 13 and right flange 22
Conjunction can be split cylinder 1 and cleaning solution storage barrel 2, be easy to subsequently safeguard each part.
The standardized element that the utility model uses can commercially, shaped piece according to specification and accompanying drawing
Record can carry out customized, the specific connected mode of each part is using bolt ripe in the prior art, rivet, weldering
The conventional meanses such as connect, machinery, part and equipment are using in the prior art, conventional model, plus circuit connection using existing
Conventional connected mode, will not be described in detail herein in technology.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (10)
1. a kind of inner-wall cleaning device of oil pipeline, including cylinder（1）, cleaning solution storage barrel（2）, water pump（23）, shower nozzle
（24）, the first telescopic supporting rod（3）, roller（32）, battery（4）, rolling bearing（5）, internal gear（51）, the second retractable support
Bar（52）, hairbrush（53）, motor（6）, travelling gear（61）And ring set（7）, it is characterised in that the cylinder（1）Left end rivets
It is provided with cover（11）, the cylinder（1）Inside inlay and be provided with placement dividing plate（12）, the cylinder（1）Peripheral right-hand member welding is set
It is equipped with left flange（13）, the cylinder（1）It is interior to be located at the placement dividing plate（12）Left side is fixedly installed battery（4）, it is described
Cylinder（1）Right side is connected with cleaning solution storage barrel（2）, the cleaning solution storage barrel（2）Right-hand member top be provided through into
Fluid apertures（21）, the inlet opening（21）It is provided with sealing threaded cap, the cleaning solution storage barrel（2）Peripheral left end and the left method
It is blue（13）Opposite position welding is provided with right flange（22）, the cylinder（1）Peripheral left side and the cleaning solution storage barrel（2）
Peripheral right side, which is symmetrically welded, is provided with the first telescopic supporting rod（3）, first telescopic supporting rod（3）Upper end welding is provided with branch
Stake pad plate（31）, the support backing plate（31）Upper end rotates and is provided with roller（32）, the cylinder（1）Peripheral right side welding is set
There is rolling bearing（5）, the rolling bearing（5）Welding is provided with internal gear on the left of outer ring（51）, the rolling bearing（5）Periphery
Welding is provided with the second telescopic supporting rod（52）, second telescopic supporting rod（52）Upper end welding is provided with hairbrush（53）, institute
State cleaning solution storage barrel（2）Interior lower end riveting is provided with water pump（23）, the water pump（23）Water side upper end be connected with
Shower nozzle（24）, the cylinder（1）It is interior to be located at the placement dividing plate（12）Right wall riveting is provided with motor（6）, the motor（6）'s
Output end peripheral solder is provided with travelling gear（61）, the cover（11）Left end middle part and the cleaning solution storage barrel（2）
It is symmetrically welded in the middle part of right-hand member and is provided with ring set（7）.
A kind of 2. inner-wall cleaning device of oil pipeline according to claim 1, it is characterised in that the cleaning solution storage
Bucket（2）Sectional dimension and the cylinder（1）Mutually agree with, the cleaning solution storage barrel（2）Inside store cleaning solution.
A kind of 3. inner-wall cleaning device of oil pipeline according to claim 1, it is characterised in that the right flange（22）
With the left flange（13）It is engaged, the right flange（22）With the left flange（13）It is bolted fixation.
A kind of 4. inner-wall cleaning device of oil pipeline according to claim 1, it is characterised in that the described first flexible branch
Strut（3）The cylinder is respectively distributed in cross（1）With the cleaning solution storage barrel（2）Periphery, described first is flexible
Support bar（3）It is movably connected to form by fixes sleeve and movable telescopic bar, first telescopic supporting rod（3）Top and bottom it
Between be connected with spring.
A kind of 5. inner-wall cleaning device of oil pipeline according to claim 1, it is characterised in that the roller（32）With
The relatively described support backing plate of the rotating shaft of radial direction（31）Rotate.
A kind of 6. inner-wall cleaning device of oil pipeline according to claim 1, it is characterised in that the rolling bearing
（5）Formed for the metal outer ring connected by ball and metal inner ring, the rolling bearing（5）Inner ring and the cylinder（1）Weldering
Connect fixation.
A kind of 7. inner-wall cleaning device of oil pipeline according to claim 1, it is characterised in that the described second flexible branch
Strut（52）The rolling bearing is respectively distributed in cross（5）Periphery, second telescopic supporting rod（52）By fixed cover
Cylinder and movable telescopic bar are movably connected to form, second telescopic supporting rod（52）Spring is connected between top and bottom.
A kind of 8. inner-wall cleaning device of oil pipeline according to claim 1, it is characterised in that the water pump（23）'s
Water inlet end stretches into the cleaning solution storage barrel（2）Interior lower end, the water pump（23）Water side upwardly extend and run through described clear
Clean liquid storage barrel（2）Upper wall, the water pump（23）Control circuit and the battery（4）It is connected.
A kind of 9. inner-wall cleaning device of oil pipeline according to claim 1, it is characterised in that the shower nozzle（24）End
Mouth is tilted to the left hairbrush described in face（53）.
A kind of 10. inner-wall cleaning device of oil pipeline according to claim 1, it is characterised in that the travelling gear
（61）Through the cylinder（1）Upper end and with the cylinder（1）It is flexibly connected, the travelling gear（61）Upper end and the internal tooth
Wheel（51）Inner ring top is corresponding and engaged transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720429122.1U CN206810801U (en) | 2017-04-21 | 2017-04-21 | A kind of inner-wall cleaning device of oil pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720429122.1U CN206810801U (en) | 2017-04-21 | 2017-04-21 | A kind of inner-wall cleaning device of oil pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206810801U true CN206810801U (en) | 2017-12-29 |
Family
ID=60753950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720429122.1U Expired - Fee Related CN206810801U (en) | 2017-04-21 | 2017-04-21 | A kind of inner-wall cleaning device of oil pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206810801U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107999438A (en) * | 2018-01-02 | 2018-05-08 | 成都慧拓自动控制技术有限公司 | GIS inner cavities cleaning equipment |
| CN108247447A (en) * | 2018-01-30 | 2018-07-06 | 洛阳理工学院 | A kind of novel internal grinding attachment |
| CN108246736A (en) * | 2018-01-22 | 2018-07-06 | 安庆泽远化工有限公司 | A kind of tubular type chemical reaction slot cleaning pretreatment module |
| CN111064127A (en) * | 2019-12-30 | 2020-04-24 | 郝海燕 | Rolling type tubular power cable threading apparatus auxiliary traction head |
| CN111493356A (en) * | 2020-03-24 | 2020-08-07 | 河南中烟工业有限责任公司 | Cigarette receiving device of cigarette discharging channel |
| CN112517560A (en) * | 2019-09-19 | 2021-03-19 | 李鸣 | A pipeline cleaning device for hydraulic engineering |
| CN112709550A (en) * | 2019-10-24 | 2021-04-27 | 中国石油化工股份有限公司 | Oil pipe inner wall descaling device |
| CN113000508A (en) * | 2021-03-19 | 2021-06-22 | 广汉市恒鑫管材厂 | PE pipe disinfecting equipment convenient to clean inner wall |
| CN114908347A (en) * | 2022-05-30 | 2022-08-16 | 天津辉锐激光科技有限公司 | Laser cladding tool and laser cladding equipment for cylinder workpiece |
| CN117960721A (en) * | 2024-04-01 | 2024-05-03 | 滨州泽郦精密金属科技有限公司 | Stainless steel pipe inner wall belt cleaning device |
-
2017
- 2017-04-21 CN CN201720429122.1U patent/CN206810801U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107999438A (en) * | 2018-01-02 | 2018-05-08 | 成都慧拓自动控制技术有限公司 | GIS inner cavities cleaning equipment |
| CN107999438B (en) * | 2018-01-02 | 2024-03-05 | 成都慧拓自动控制技术有限公司 | GIS inner cavity cleaning equipment |
| CN108246736A (en) * | 2018-01-22 | 2018-07-06 | 安庆泽远化工有限公司 | A kind of tubular type chemical reaction slot cleaning pretreatment module |
| CN108247447A (en) * | 2018-01-30 | 2018-07-06 | 洛阳理工学院 | A kind of novel internal grinding attachment |
| CN112517560A (en) * | 2019-09-19 | 2021-03-19 | 李鸣 | A pipeline cleaning device for hydraulic engineering |
| CN112709550A (en) * | 2019-10-24 | 2021-04-27 | 中国石油化工股份有限公司 | Oil pipe inner wall descaling device |
| CN111064127A (en) * | 2019-12-30 | 2020-04-24 | 郝海燕 | Rolling type tubular power cable threading apparatus auxiliary traction head |
| CN111493356B (en) * | 2020-03-24 | 2022-05-24 | 河南中烟工业有限责任公司 | Cigarette receiving device of cigarette discharging channel |
| CN111493356A (en) * | 2020-03-24 | 2020-08-07 | 河南中烟工业有限责任公司 | Cigarette receiving device of cigarette discharging channel |
| CN113000508A (en) * | 2021-03-19 | 2021-06-22 | 广汉市恒鑫管材厂 | PE pipe disinfecting equipment convenient to clean inner wall |
| CN113000508B (en) * | 2021-03-19 | 2023-12-05 | 新疆登煌管业有限公司 | PE pipe disinfection equipment convenient for cleaning inner wall |
| CN114908347A (en) * | 2022-05-30 | 2022-08-16 | 天津辉锐激光科技有限公司 | Laser cladding tool and laser cladding equipment for cylinder workpiece |
| CN117960721A (en) * | 2024-04-01 | 2024-05-03 | 滨州泽郦精密金属科技有限公司 | Stainless steel pipe inner wall belt cleaning device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20200421 |
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| CF01 | Termination of patent right due to non-payment of annual fee |