CN105032856A - After-washing device of expanding machine - Google Patents
After-washing device of expanding machine Download PDFInfo
- Publication number
- CN105032856A CN105032856A CN201510458590.7A CN201510458590A CN105032856A CN 105032856 A CN105032856 A CN 105032856A CN 201510458590 A CN201510458590 A CN 201510458590A CN 105032856 A CN105032856 A CN 105032856A
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- rotating shaft
- expanding machine
- water
- casing
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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
- B08B9/032—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2209/00—Details of machines or methods for cleaning hollow articles
- B08B2209/02—Details of apparatuses or methods for cleaning pipes or tubes
- B08B2209/027—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces
- B08B2209/032—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces by the mechanical action of a moving fluid
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention relates to the technical field of steel pipe expanding equipment, in particular to an after-washing device of an expanding machine. The after-washing device comprises a box body, a rotating shaft and a sprayer unit which are coaxially arranged. The box body is installed at the end of an after-washing cantilever of the expanding machine. One end of the rotating shaft is inserted in the box body and connected with a driving unit, and the other end of the rotating shaft is connected with the sprayer unit. The rotating shaft can rotate freely in the axial direction of the rotating shaft. The driving unit is used for driving the rotating shaft and the sprayer unit to rotate synchronously. The sprayer unit comprises a fixed piece and a plurality of nozzles which are evenly distributed on the periphery of the fixed piece. Water delivery channels which are communicated with the nozzles are formed in the rotating shaft and the fixed piece. A water injection cavity is formed in the box body, the water injection cavity is communicated with the water delivery channels, and the water injection cavity is communicated with a high-pressure water inlet pipe. By means of the after-washing device of the expanding machine, the problems that by the adoption of a fixed sprayer, residual oil stains exist on the inner wall of a washed steel pipe and the water utilization rate is low in the prior art are solved.
Description
Technical field
The present invention relates to pipe expanding equipment technical field, particularly relate to a kind of expanding machine rear flusher, relate more specifically to the rotatable expanding machine rear flusher of a kind of shower nozzle.
Background technology
Steel pipe after machinery expanding, due to the needs of subsequent handling, must by be sprayed on time expanding on steel pipe inner wall emulsion, expanding time inwall produce oxide skin.Expanding rear residual lubrication wet goods impurity cleans.
At present, domestic expanding machine rear flusher is less, and some processing factory is for manually to clean.The operating efficiency of manual cleaning is lower, and cost of labor is higher, and cleaning quality cannot ensure and unify.And a kind of flusher of the prior art, its Flushing nozzle is four fixed nozzles, during use, and four nozzles hydroblasting simultaneously, there is flushing dead angle in steel pipe inner wall greasy dirt, make expanding rear steel pipe inner wall remain expanding greasy dirt, punching does not wash clean; In addition, the flush water pump flow of this device is very large, but steel pipe inner wall still can not be rinsed well by water, and fully cannot rinse the inwall of whole steel pipe, cause water provenance not high, over-burden to cause the Sewage Disposal process water yield, the problem that water quality treatment is bad.
Summary of the invention
(1) technical problem that will solve
The technical problem to be solved in the present invention is to provide a kind of expanding machine rear flusher, solves in prior art, and adopting fixing shower nozzle to cause rinsing rear steel pipe inner wall has residual greasy dirt, and the problem that water use efficiency is not high.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of expanding machine rear flusher, comprise the coaxial casing, rotating shaft and the ejection head unit that arrange, described casing is installed on the end of expanding machine afterflush cantilever, one end of described rotating shaft to be inserted in described casing and is connected with driver element, the other end is connected with ejection head unit, and described rotating shaft axially can rotate freely along it; Described driver element is for driving described rotating shaft, ejection head unit synchronous axial system;
Described ejection head unit comprises fixture and is uniformly distributed in some nozzles on described fixture periphery, described rotating shaft be provided with the water transport channel be communicated with described nozzle in fixture; Be provided with water-injecting cavity in described casing, described water-injecting cavity is communicated with described water transport channel, and described water-injecting cavity is communicated with high-pressure intake pipe.
Further, be also provided with two bearing bores in aforementioned casing, two described bearing bores, respectively along the both sides being axially set in described water-injecting cavity of described casing, are respectively equipped with the bearing for supporting described rotating shaft in described bearing bore.
Further, aforementioned bearings is taper roll bearing, and two described taper roll bearings are arranged dorsad.
Further, the two ends of aforementioned rotating shaft are also arranged with stop nut respectively, and described stop nut is used for carrying out axial limiting to described bearing.
Further, rotatory sealing is respectively equipped with between aforementioned water-injecting cavity and described bearing bore.
Further, the angle between each described nozzle and the axis of described fixture is 70 °.
Further, the end of aforementioned expanding machine afterflush cantilever is provided with sleeve, and described casing is fixed on described sleeve by adpting flange.
Further, aforementioned driver element is air motor.
Further, aforementioned expanding machine afterflush cantilever and sleeve are hollow structure, described expanding machine afterflush cantilever inside is provided with high-pressure intake pipe and motor air supply pipe, coaxially in described sleeve be provided with described air motor, the output shaft of described air motor is connected with described rotating shaft through after described casing; Whether one end of described motor air supply pipe through described expanding machine afterflush cantilever and sleeve, and is communicated with described air motor, and the other end is communicated with magnetic valve, the break-make of motor air supply pipe described in described solenoid control, thus control described air motor and rotate; The sidewall of described sleeve offers through hole, and described high-pressure intake pipe penetrates described sleeve, and stretches out from described through hole, is finally communicated with described water-injecting cavity.
Further, aforementioned casing is the tubular structures of two ends without bottom surface, and the bottom surface, one end of described casing is coated with base plate, and other end bottom surface is provided with end cap, also be provided with two-layer dividing plate in described casing, described casing is divided into two bearing bores and a water-injecting cavity by described base plate, end cap, dividing plate; Described rotating shaft is through described end cap and two-layer described dividing plate, and described rotatory sealing is arranged between described dividing plate and rotating shaft respectively; The output shaft of described air motor is connected with described rotating shaft through after described base plate; Described base plate, be respectively equipped with O RunddichtringO between end cap and described casing, be provided with outside framework oil seal between described end cap and described rotating shaft, described outside framework oil seal carries out axial limiting by back-up ring.
(3) beneficial effect
Technique scheme of the present invention has following beneficial effect:
A kind of expanding machine rear flusher provided by the invention, comprise columniform casing, rotating shaft and ejection head unit, the output shaft driven rotary axle of air motor and ejection head unit rotate, ejection head unit comprises some nozzles, during the work of this flusher, nozzle is in rotation status all the time, makes the scope of flushing reach steel pipe inner wall all standing, eliminate the flushing Dead Core Problems because nozzle fixedly causes, thus the developing result of steel pipe inner wall is greatly improved.
A kind of expanding machine rear flusher provided by the invention, water transport channel is communicated with nozzle, is provided with water-injecting cavity in casing, and water-injecting cavity is communicated with water transport channel, water-injecting cavity is communicated with high-pressure intake pipe, during use, because spin rinse water use efficiency is high, flush water pump flow is kept to original 1/5th can meet rinsing requirement, replaceable flush water pump is low discharge water pump, reach the effect that developing result is well energy-conservation again, the expanding water treatment station process water yield can also be made to diminish, thus water quality treatment is protected.
Accompanying drawing explanation
Fig. 1 is the structural representation of expanding machine rear flusher of the present invention;
Fig. 2 is the structural representation of expanding machine afterflush cantilever in the present invention.
Wherein, 1: air motor; 2: bearing; 3: rotatory sealing; 4: rotating shaft; 5: stop nut; 6: end cap; 7: outside framework oil seal; 8: nozzle; 9: fixture; 10: back-up ring; 11:O RunddichtringO; 12: casing; 13: high-pressure intake pipe; 14: base plate; 15: adpting flange; 16: sleeve; 17: expanding machine afterflush cantilever; 18: motor air supply pipe.
Detailed description of the invention
Below in conjunction with drawings and Examples, embodiments of the present invention are described in further detail.Following examples for illustration of the present invention, but can not be used for limiting the scope of the invention.
In describing the invention, it should be noted that, except as otherwise noted, the implication of " multiple " is two or more; Term " on ", D score, "left", "right", " interior ", " outward ", " front end ", " rear end ", " head ", the orientation of the instruction such as " afterbody " or position relationship be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second ", " the 3rd " etc. only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, also it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, visual concrete condition understands above-mentioned term concrete meaning in the present invention.
As shown in Figure 1, a kind of expanding machine rear flusher that the present embodiment provides, comprises the coaxial casing 12, rotating shaft 4 and the ejection head unit that arrange, can make device motion stabilization, can not produce rock when moving.
Casing 12 is installed on the end of expanding machine afterflush cantilever 17, and specifically, in the present embodiment, the end of expanding machine afterflush cantilever 17 is fixed in one end of casing 12, the unsettled setting of the other end, and casing 12 and expanding machine afterflush cantilever 17 are coaxially arranged.One end of rotating shaft to be inserted in casing and is connected with driver element, and the other end is connected with ejection head unit, and rotating shaft can rotate freely along its axis; Driver element is for driving rotating shaft, ejection head unit synchronous axial system; Specifically, in the present embodiment, one end of rotating shaft 4 is arranged in casing 12, and the other end stretches out the unsettled one end of casing 12, and rotating shaft 4 axially can rotate freely along it; One end that rotating shaft 4 stretches out casing 12 connects ejection head unit, and the other end connects driver element.
Some nozzles 8 that ejection head unit comprises fixture 9 and is uniformly distributed on fixture 9 periphery, angle between each nozzle 8 and the axis of fixture 9 is 70 °, it should be noted that, what the angle between nozzle and fixture axis was common is 90 degree of vertical direction, now current and steel pipe inner wall are 90 degree, current are large to steel pipe inner wall active force, but current can rebound by former direction after encountering steel pipe inner wall, cause current utilization rate not high.When forming an angle, current resolve into horizontal and vertical directions and act on steel pipe inner wall, the current of horizontal force carry out axial flushing to steel pipe inner wall, ratio only have better developing result with vertical direction current, as calculated and put into practice (when the nozzle 8 described in the present embodiment and the angle between the axis of fixture 9 are 70 °) current become 20 degree of angles during with vertical steel tube inwall direction, best developing result can be obtained.
Rotating shaft 4 be provided with the water transport channel be communicated with nozzle 8 in fixture 9; Be provided with water-injecting cavity in casing 12, water-injecting cavity is communicated with water transport channel, and water-injecting cavity is communicated with high-pressure intake pipe 13.In the present embodiment, rotating shaft 4 is provided with two intake tunnels, two intake tunnels all through and perpendicular to the axis of rotating shaft 4, and intake tunnel runs through the sidewall of rotating shaft 4, mutually vertical between two intake tunnels.During work, high-pressure intake pipe 13 is injected into the flushing water of water-injecting cavity, enters into water transport channel by intake tunnel, and by water transport channel by flushing water supply nozzle 8, finally makes flushing water spray from nozzle 8.Arrange two intake tunnels, make rotating shaft 4 forms four water inlets, when it rotates, the frequency that flushing water can be made to inject is higher, prevents when injecting flushing water to nozzle 8, occurs the situation of cutting off the water supply.
Also be provided with two bearing 2 chambeies in casing 12, two bearing 2 chambeies, respectively along the both sides being axially set in water-injecting cavity of casing 12, are respectively equipped with rotatory sealing 3 between water-injecting cavity and bearing 2 chamber.Bearing 2 is respectively equipped with bearing 2 in chamber, and bearing 2 and casing 12 are all coaxially arranged, and rotating shaft 4 is each passed through bearing 2, and bearing 2 is all for supporting rotating shaft 4.The two ends of rotating shaft 4 are also arranged with stop nut 5 respectively, and stop nut 5 is for carrying out axial limiting to bearing 2, and stop nut 5 is arranged at outside bearing 2, and specifically, stop nut 5 is arranged between bearing 2 and two bottom surfaces of casing 12.In the present embodiment, bearing 2 is taper roll bearing, and two described taper roll bearings are arranged dorsad, heavier compound (radial and axial) load can be born, rigidity is strong, and can axial restraint in both direction, with certain end-play or certain preload.
As shown in Figure 2, the end of expanding machine afterflush cantilever 17 is provided with sleeve 16, and casing 12 is fixed on sleeve 16 by adpting flange 15.
Driver element in the present embodiment is air motor 1, air motor 1 is minitype pneumatic motor, there is the advantage that structure is simple, the range of speeds is wider and be not subject to high temperature and vibration effect, application in the present embodiment, the structure of the present embodiment can be simplified, even if also work can be carried out well under the comparatively slow-speed of revolution.
Expanding machine afterflush cantilever 17 and sleeve 16 are hollow structure, expanding machine afterflush cantilever 17 inside is provided with high-pressure intake pipe 13 and motor air supply pipe 18, coaxially in sleeve be provided with air motor 1, the output shaft of air motor 1 is connected with rotating shaft 4 through after casing 12; One end of motor air supply pipe 18 through expanding machine afterflush cantilever 17 and sleeve 16, and is communicated with air motor 1, and the other end is communicated with magnetic valve, the break-make of solenoid control motor air supply pipe 18, thus whether control air motor 1 rotates; The sidewall of sleeve 16 offers through hole, and high-pressure intake pipe 13 penetrates sleeve 16, and stretches out from through hole, is finally communicated with water-injecting cavity.
In the present embodiment, casing 12 is the tubular structures of two ends without bottom surface, and the bottom surface, one end of casing 12 is coated with base plate 14, and other end bottom surface is provided with end cap 6, also be provided with two-layer dividing plate in casing 12, casing 12 is divided into two bearing bores and a water-injecting cavity by base plate 14, end cap 16, dividing plate; Rotating shaft 4 is through end cap 6 and two-layer dividing plate, and rotatory sealing 3 is arranged between dividing plate and rotating shaft 4 respectively, thus seals between water-injecting cavity and bearing bore, prevents flushing water from revealing.The slip ring that rotatory sealing 3 is made up of a filled polytetrafluoroethylene and one provide the rubber o-ring of elastic force to form, and can bear the two-way function of pressure at both sides or alternating pressure effect, when rotating shaft 4 rotates, still can reach good sealing effectiveness.
The output shaft of air motor 1 is connected with rotating shaft 4 through after base plate 14; Base plate 14, be respectively equipped with O RunddichtringO between end cap 6 and casing 12, be provided with outside framework oil seal between end cap 6 and rotating shaft 4, outside framework oil seal carries out axial limiting by back-up ring 10.O RunddichtringO and outside framework oil seal all play the effect of waterproof sealing.
The specific works flow process of the present embodiment is as follows:
Steel pipe after expanding is transported to afterflush station by pipe carrying truck, afterflush station rollgang starts, before steel pipe market to flusher, after detection signal detects steel pipe, flush signal is sent by control system, then high-pressure hydraulic pump water delivery air motor ventilation simultaneously, makes rotating shaft 4 drive ejection head unit to start churning and goes out rinse water, and steel pipe moves on until whole steel pipe completes once flushing through expanding machine afterflush cantilever 17 simultaneously.After steel pipe advance puts in place, steel pipe is exited in rollgang reversion, and ejection head unit continues to keep rotary water jet, and after steel pipe exits expanding machine afterflush cantilever 17, air motor stops the rotation, and high-pressure hydraulic pump stops water supply, completes secondary cleaning.
In sum, the present embodiment is transformed Flushing nozzle version of the prior art, the nozzle 8 making to fix by installing air motor additional becomes 360 degree of circumference and rotates, flushing scope is made to reach steel pipe inner wall all standing, thus eliminate flushing dead angle, steel pipe inner wall developing result is greatly improved.Simultaneously because spin rinse water use efficiency is high, flush water pump flow is kept to original 1/5th can meet rinsing requirement, replaceable flush water pump is low discharge water pump, by water yield be 42 vertical/hour, power be the flush water pump of 37KW change into water yield be 8 vertical/hour, power is the flush water pump of 30KW, reaches the effect that developing result is well energy-conservation again.The use of low power flush water pump, also makes the expanding water treatment station process water yield diminish, water quality treatment is protected.
Embodiments of the invention provide in order to example with for the purpose of describing, and are not exhaustively or limit the invention to disclosed form.Many modifications and variations are apparent for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present invention and practical application are better described, and enables those of ordinary skill in the art understand the present invention thus design the various embodiments with various amendment being suitable for special-purpose.
Claims (10)
1. an expanding machine rear flusher, it is characterized in that, comprise the coaxial casing, rotating shaft and the ejection head unit that arrange, described casing is installed on the end of expanding machine afterflush cantilever, one end of described rotating shaft to be inserted in described casing and is connected with driver element, the other end is connected with ejection head unit, and described rotating shaft axially can rotate freely along it; Described driver element is for driving described rotating shaft, ejection head unit synchronous axial system;
Described ejection head unit comprises fixture and is uniformly distributed in some nozzles on described fixture periphery, described rotating shaft be provided with the water transport channel be communicated with described nozzle in fixture; Be provided with water-injecting cavity in described casing, described water-injecting cavity is communicated with described water transport channel, and described water-injecting cavity is communicated with high-pressure intake pipe.
2. expanding machine rear flusher according to claim 1, it is characterized in that, also be provided with two bearing bores in described casing, two described bearing bores, respectively along the both sides being axially set in described water-injecting cavity of described casing, are respectively equipped with the bearing for supporting described rotating shaft in described bearing bore.
3. expanding machine rear flusher according to claim 2, is characterized in that, described bearing is taper roll bearing, and two described taper roll bearings are arranged dorsad.
4. expanding machine rear flusher according to claim 2, is characterized in that, the two ends of described rotating shaft are also arranged with stop nut respectively, and described stop nut is used for carrying out axial limiting to described bearing.
5. expanding machine rear flusher according to claim 2, is characterized in that, is respectively equipped with rotatory sealing between described water-injecting cavity and described bearing bore.
6. expanding machine rear flusher according to claim 1, is characterized in that, the angle between each described nozzle and the axis of described fixture is 70 °.
7. expanding machine rear flusher according to claim 5, is characterized in that, the end of described expanding machine afterflush cantilever is provided with sleeve, and described casing is fixed on described sleeve by adpting flange.
8. expanding machine rear flusher according to claim 7, is characterized in that, described driver element is air motor.
9. expanding machine rear flusher according to claim 8, it is characterized in that, described expanding machine afterflush cantilever and sleeve are hollow structure, described expanding machine afterflush cantilever inside is provided with high-pressure intake pipe and motor air supply pipe, coaxially in described sleeve be provided with described air motor, the output shaft of described air motor is connected with described rotating shaft through after described casing; Whether one end of described motor air supply pipe through described expanding machine afterflush cantilever and sleeve, and is communicated with described air motor, and the other end is communicated with magnetic valve, the break-make of motor air supply pipe described in described solenoid control, thus control described air motor and rotate; The sidewall of described sleeve offers through hole, and described high-pressure intake pipe penetrates described sleeve, and stretches out from described through hole, is finally communicated with described water-injecting cavity.
10. expanding machine rear flusher according to claim 9, it is characterized in that, described casing is the tubular structures of two ends without bottom surface, the bottom surface, one end of described casing is coated with base plate, other end bottom surface is provided with end cap, also be provided with two-layer dividing plate in described casing, described casing is divided into two bearing bores and a water-injecting cavity by described base plate, end cap, dividing plate; Described rotating shaft is through described end cap and two-layer described dividing plate, and described rotatory sealing is arranged between described dividing plate and rotating shaft respectively; The output shaft of described air motor is connected with described rotating shaft through after described base plate; Described base plate, be respectively equipped with O RunddichtringO between end cap and described casing, be provided with outside framework oil seal between described end cap and described rotating shaft, described outside framework oil seal carries out axial limiting by back-up ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510458590.7A CN105032856A (en) | 2015-07-30 | 2015-07-30 | After-washing device of expanding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510458590.7A CN105032856A (en) | 2015-07-30 | 2015-07-30 | After-washing device of expanding machine |
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| CN105032856A true CN105032856A (en) | 2015-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510458590.7A Pending CN105032856A (en) | 2015-07-30 | 2015-07-30 | After-washing device of expanding machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105857971A (en) * | 2016-06-06 | 2016-08-17 | 淮南矿业(集团)有限责任公司 | Device for clearing coal adhered on raw coal bunker |
| CN107413542A (en) * | 2017-09-26 | 2017-12-01 | 桂林净美机电有限公司 | Cavitating nozzle swivel head |
| CN109261659A (en) * | 2018-11-13 | 2019-01-25 | 长江大学 | A kind of oil tank flusher |
| CN110303011A (en) * | 2019-08-16 | 2019-10-08 | 徐州华显凯星信息科技有限公司 | Inner wall of the pipe cleaner |
| CN112058826A (en) * | 2020-08-26 | 2020-12-11 | 浙江工业大学 | Water-saving energy-reducing device for removing dirt on inner wall and outer wall of steel pipe |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105857971A (en) * | 2016-06-06 | 2016-08-17 | 淮南矿业(集团)有限责任公司 | Device for clearing coal adhered on raw coal bunker |
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| CN109261659A (en) * | 2018-11-13 | 2019-01-25 | 长江大学 | A kind of oil tank flusher |
| CN109261659B (en) * | 2018-11-13 | 2023-04-14 | 长江大学 | Oil tank washing device |
| CN110303011A (en) * | 2019-08-16 | 2019-10-08 | 徐州华显凯星信息科技有限公司 | Inner wall of the pipe cleaner |
| CN112058826A (en) * | 2020-08-26 | 2020-12-11 | 浙江工业大学 | Water-saving energy-reducing device for removing dirt on inner wall and outer wall of steel pipe |
| CN112058826B (en) * | 2020-08-26 | 2024-02-23 | 浙江工业大学 | Water-saving energy-reducing type steel pipe inner and outer wall dirt removing device |
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