CN203622154U - Pipeline inner wall polishing mechanism - Google Patents
Pipeline inner wall polishing mechanism Download PDFInfo
- Publication number
- CN203622154U CN203622154U CN201320850340.4U CN201320850340U CN203622154U CN 203622154 U CN203622154 U CN 203622154U CN 201320850340 U CN201320850340 U CN 201320850340U CN 203622154 U CN203622154 U CN 203622154U
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- pipeline inner
- trapezoid
- axle sleeve
- wheel disc
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The utility model discloses a pipeline inner wall polishing mechanism. The pipeline inner wall polishing mechanism comprises two protective shells and a rotary shaft, wherein the two protective shells are arranged oppositely; the rotary shaft is connected between the two protective shells; the rotary shaft is provided with impellers which can rotate freely; idler wheels are installed at the upper end portion and the lower end portion of each protective shell; trapezoid-shaped slots are formed in the protective shells; blind holes are formed in the bottoms of the trapezoid-shaped slots; a lifting lug is arranged on one side of each protective shell; flow holes are symmetrically formed in each protective shell; each flow hole comprises a straight section and an amplification section of which the end section is in a fan shape; a sealing mechanism is arranged at the bottom of each trapezoid-shaped slot; the two ends of the rotary shaft penetrate through the sealing mechanisms to be in threaded fit with the blind holes; the rotary shaft is arranged at the bottoms of the trapezoid-shaped slots. The impellers are more flexible to assemble and disassemble through threaded connection, polishing liquid is prevented from flushing the trapezoid-shaped slots and the ends of the rotary shaft through the sealing mechanisms installed at the bottoms of the trapezoid-shaped grooves, and the service life of the polishing mechanism is prolonged greatly.
Description
Technical field
The utility model relates to a kind of polishing mechanism, specifically refers to a kind of pipeline inner wall polisher structure.
Background technology
Pipeline transportation oil, have efficient, low consumption, the advantages such as continuous conveying and automaticity height, pipeline transportation becomes one of important form of current logistics indispensable with national economy and social development " lifeline ", with highway, aviation, railway is compared with water transport, adopt pipeline transportation to there is following advantage: the safety guarantee rate of pipeline transportation is higher, can realize green conveying, oil and natural gas all belongs to explosive and volatile article, in transportation, if the seal of means of transport is poor, oil gas volatilization is in atmosphere, may cause blast once running into Mars, there is potential safety hazard, pipeline major part is imbedded in underground, be subject to the impact of poor weather and other extraneous factors less, can guarantee safe and reliable the carrying out of oil gas transport, secondly, because pipeline transportation is complete airtight transportation, can prevent volatilization, the oil gas of revealing is to atmosphere, the pollution of water and soil, can realize the greenization of Transportation Engineering: pipe-line construction land used is few, conveying capacity is large, because be subject to the extraneous factors such as weather road conditions to affect less, oil and gas pipes can continue to carry out incessantly oil gas conveying, the annual freight volume of oil and gas pipes of pipe with small pipe diameter is millions of tons, the oil and gas pipes that pipe diameter is larger can reach several ten million tons, as can be seen here, its freight volume is considerably beyond the conveying capacity of other transport pathway, in pipeline transportation, employing freight volume is large, long distance, bigbore oil and gas pipes cost is relatively low.
Petroleum pipeline transport, except the impact of pipeline external factor, the roughness of inner-walls of duct also can affect the irregular projection of the efficiency, particularly oil pipe bent position inner surface of oil transmission, not only can cause and hinder the flow velocity that delays oil oil, also can accelerate the corrosion of oil to pipeline.The polishing of traditional tube wall adopts abrasive water jet polishing technology conventionally, but the polishing mechanism using often with inner-walls of duct friction, and the erosion of the liquid that is easily subject to polishing, finally causes the wearing and tearing of polishing mechanism, reduces the polishing efficiency of bend pipe inner surface.
Utility model content
The purpose of this utility model is to provide a kind of pipeline inner wall polisher structure, reduces the friction between polishing mechanism and tube wall, reduces the erosion of polishing liquid to polishing mechanism, reaches the object increasing the service life.
The purpose of this utility model is achieved through the following technical solutions:
A kind of pipeline inner wall polisher structure, comprise two protection housings that are oppositely arranged and be connected to two rotating shafts between protection housing, the impeller that can freely rotate is installed in described rotating shaft, end, two ends up and down at described protection housing is provided with roller, on protection housing, have dovetail groove, be provided with blind hole in dovetail groove bottom, , a side at described protection housing is provided with hanger, on protection housing, be symmetrically arranged with discharge orifice, described discharge orifice comprises that flat segments and end cross-sectional are fan-shaped expanding reach, also be provided with sealing mechanism in described dovetail groove bottom, the end, two ends of rotating shaft coordinates with blind threaded through sealing mechanism.When the utility model work, in the oil bend pipe gripping, inject polishing liquid, be connected with hanger by steel cable, under driving in pulling equipment, polishing mechanism enters into bend pipe, and polishing liquid flows out the gap between polishing mechanism and elbow internal wall fast, and polishing liquid acts on tube wall, high-speed motion through abrasive grain plays the effect of shear removal to the corner on elbow internal wall or projection etc., and then reaches the effect of polishing grinding; In whole process, mobile polishing liquid impeller is freely rotated, and impeller can, by the polishing liquid rotary-jet of part to tube wall, be assisted polishing with this to elbow internal wall, when polishing liquid impacts tube wall, also the iron filings that come off on tube wall is cleared up; Two protection housings that are oppositely arranged can prop up overfill protection to impeller in the time of polishing liquid rapid flow, be symmetricly set on the discharge orifice on protection housing, polishing liquid enters into expanding reach fast, speed at the liquid of polishing after flat segments further promotes, make in the time entering the region at impeller place, to there is higher momentum, increase the lift of impeller, improved the grinding efficiency of many elbow internal walls; Rotating shaft is arranged on dovetail groove bottom, is threaded and makes the installing/dismounting of impeller more flexible, and the sealing mechanism of installing in dovetail groove bottom, has avoided the erosion of polishing liquid to dovetail groove and roller end, has greatly increased the service life of polishing mechanism.
Described sealing mechanism comprises that described sealing mechanism comprises axle sleeve, snap ring and sealing ring, and described axle sleeve is arranged in rotating shaft, and sealing ring and snap ring are arranged on axle sleeve, and snap ring is arranged on the side of axle sleeve near roller end, and sealing ring is arranged on the opposite side of axle sleeve.Snap ring and axle sleeve can ensure that radial displacement does not occur impeller in the time of fast rotational, improve the stability of vane rotary; Sealing ring can by polishing liquid stop, the liquid of avoiding polishing enters into blind hole, reduce rotating shaft with protection housing internal corrosion, the service life of favourable prolongation polishing mechanism.
Described impeller comprises wheel disc, and described wheel disc rotates and is arranged in rotating shaft, and described wheel disc is provided with multiple blades.The design of impeller is to be welded on wheel disc by the blade of alloy material, adopt multiple blades to ensure the stability of impeller under the long impact of abrasive grain, can reduce squeezing and the friction of blade surface of blade, to ensure the stability of liquid flow and the abundant effect of blade convection cell.
On described wheel disc, also have multiple balance pipes, described balance pipe annular array is distributed in wheel disk axis surrounding.The balance pipe having on wheel disc can make the pressure balance before and after wheel disc, keeps slow-roll stabilization, reduces vibration, ensures the operating efficiency of impeller.
Described protection housing is hemispherical.Protection housing is set to hemispherical and can reduces, to the mobile inhibition of polishing liquid, to reduce wearing and tearing between the two simultaneously.
The utility model compared with prior art, has following advantage and beneficial effect:
1, a kind of pipeline inner wall polisher structure of the utility model, comprise two protection housings that are oppositely arranged and be connected to two rotating shafts between protection housing, the impeller that can freely rotate is installed in described rotating shaft, end, two ends up and down at described protection housing is provided with roller, on protection housing, have dovetail groove, be provided with blind hole in dovetail groove bottom, , a side at described protection housing is provided with hanger, on protection housing, be symmetrically arranged with discharge orifice, described discharge orifice comprises that flat segments and end cross-sectional are fan-shaped expanding reach, also be provided with sealing mechanism in described dovetail groove bottom, the end, two ends of rotating shaft coordinates with blind threaded through sealing mechanism, rotating shaft is arranged on dovetail groove bottom, is threaded and makes the installing/dismounting of impeller more flexible, and the sealing mechanism of installing in dovetail groove bottom, has avoided the erosion of polishing liquid to dovetail groove and roller end, has greatly increased the service life of polishing mechanism,
2, a kind of pipeline inner wall polisher structure of the utility model, the balance pipe having on wheel disc can make the pressure balance before and after wheel disc, keeps slow-roll stabilization, reduces vibration, ensures the operating efficiency of impeller;
3, a kind of pipeline inner wall polisher structure of the utility model, protection housing is set to hemispherical and can reduces, to the mobile inhibition of polishing liquid, to reduce wearing and tearing between the two simultaneously.
Brief description of the drawings
Accompanying drawing described herein is used to provide the further understanding to the utility model embodiment, forms the application's a part, does not form the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is the utility model structural representation;
Fig. 2 is the structural representation of impeller;
Mark and corresponding parts title in accompanying drawing:
1-protection housing, 2-impeller, 3-roller, 4-discharge orifice, 5-rotating shaft, 6-hanger, 7-axle sleeve, 8-snap ring, 9-sealing ring, 10-dovetail groove, 11-blade, 12-balance pipe, 13-wheel disc.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only for explaining the utility model, and conduct is not to restriction of the present utility model.
Embodiment
As depicted in figs. 1 and 2, a kind of pipeline inner wall polisher structure of the utility model, comprise two protection housings 1 that are oppositely arranged and be connected to two rotating shafts 5 between protection housing 1, the impeller 2 that can freely rotate is installed in described rotating shaft 5, end, two ends up and down at described protection housing 1 is provided with roller 3, on protection housing 1, have dovetail groove 10, be provided with blind hole in dovetail groove 10 bottoms, a side at described protection housing 1 is provided with hanger 6, on protection housing 1, be symmetrically arranged with discharge orifice 4, described discharge orifice 4 comprises that flat segments and end cross-sectional are fan-shaped expanding reach, also be provided with sealing mechanism in described dovetail groove 10 bottoms, the end, two ends of rotating shaft 5 coordinates with blind threaded through sealing mechanism, described sealing mechanism comprises axle sleeve 7, snap ring 8 and sealing ring 9, described axle sleeve 7 is arranged in rotating shaft 5, sealing ring 9 is arranged on axle sleeve 7 with snap ring 8, snap ring 8 is arranged on the side of axle sleeve 7 near rotating shaft 5 ends, sealing ring 9 is arranged on the opposite side of axle sleeve 7, described impeller 2 comprises wheel disc 13, and described wheel disc 13 rotates and is arranged in rotating shaft 5, and described wheel disc 13 is provided with multiple blades 11.
When the utility model work, in the oil bend pipe gripping, inject polishing liquid, be connected with hanger 6 by steel cable, under driving in pulling equipment, polishing mechanism enters into bend pipe, and polishing liquid flows out the gap between polishing mechanism and elbow internal wall fast, and polishing liquid acts on tube wall, high-speed motion through abrasive grain plays the effect of shear removal to the corner on elbow internal wall or projection etc., and then reaches the effect of polishing grinding; In whole process, mobile polishing liquid impeller 2 is freely rotated, and impeller 2 can, by the polishing liquid rotary-jet of part to tube wall, be assisted polishing with this to elbow internal wall, when polishing liquid impacts tube wall, also the iron filings that come off on tube wall is cleared up; Two protection housings 1 that are oppositely arranged can prop up overfill protection to impeller 2 in the time of polishing liquid rapid flow, be symmetricly set on the discharge orifice 4 on protection housing 1, polishing liquid enters into expanding reach fast, speed at the liquid of polishing after flat segments further promotes, make in the time entering the region at impeller 2 places, to there is higher momentum, increase the lift of impeller 2, improved the grinding efficiency of many elbow internal walls; Rotating shaft 5 is arranged on dovetail groove 10 bottoms, is threaded and makes the installing/dismounting of impeller 2 more flexible, and the snap ring 8 of installing in dovetail groove 10 bottoms and axle sleeve 7, can ensure impeller 2 in fast rotational time, radial displacement does not occur, and improves the stability that impeller 2 rotates; Sealing ring 9 can stop polishing liquid, and the liquid of avoiding polishing enters into blind hole, reduces the internal corrosion of rotating shaft 5 and protection housing 1, the service life of favourable prolongation polishing mechanism; The design of impeller 2 is to be welded on wheel disc 13 by the blade 11 of alloy material, adopt multiple blades 11 to ensure the stability of impeller 2 under the long impact of abrasive grain, can reduce squeezing and the friction on blade 11 surfaces of blade 11, to ensure the stability of liquid flow and the abundant effect of blade 11 convection cells.
Wherein, protecting housing 1 to be set to hemispherical can reduce, to the mobile inhibition of polishing liquid, to reduce wearing and tearing between the two simultaneously.
Above-described detailed description of the invention; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only detailed description of the invention of the present utility model; and be not used in limit protection domain of the present utility model; all within spirit of the present utility model and principle, any amendment of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. a pipeline inner wall polisher structure, comprise two protection housings (1) that are oppositely arranged and be connected to the rotating shaft (5) between two protection housings (1), it is characterized in that: the impeller (2) that can freely rotate is installed in described rotating shaft (5), end, two ends up and down at described protection housing (1) is provided with roller (3), on protection housing (1), have dovetail groove (10), be provided with blind hole in dovetail groove (10) bottom, be provided with hanger (6) in a side of described protection housing (1), on protection housing (1), be symmetrically arranged with discharge orifice (4), described discharge orifice (4) comprises that flat segments and end cross-sectional are fan-shaped expanding reach, also be provided with sealing mechanism in described dovetail groove (10) bottom, the end, two ends of rotating shaft (5) coordinates with blind threaded through sealing mechanism.
2. a kind of pipeline inner wall polisher structure according to claim 1, it is characterized in that: described sealing mechanism comprises axle sleeve (7), snap ring (8) and sealing ring (9), described axle sleeve (7) is arranged in rotating shaft (5), sealing ring (9) is arranged on axle sleeve (7) with snap ring (8), snap ring (8) is arranged on the side of axle sleeve (7) near rotating shaft (5) end, and sealing ring (9) is arranged on the opposite side of axle sleeve (7).
3. a kind of pipeline inner wall polisher structure according to claim 1, is characterized in that: described impeller (2) comprises wheel disc (13), and described wheel disc (13) rotates and is arranged on rotating shaft (5) above, and described wheel disc (13) is provided with multiple blades (11).
4. a kind of pipeline inner wall polisher structure according to claim 3, is characterized in that: on described wheel disc (13), also have multiple balance pipes (12), described balance pipe (12) annular array is distributed in wheel disc (13) axis surrounding.
5. according to a kind of pipeline inner wall polisher structure described in claim 1 ~ 4 any one, it is characterized in that: described protection housing (1) is hemispherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320850340.4U CN203622154U (en) | 2013-12-23 | 2013-12-23 | Pipeline inner wall polishing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320850340.4U CN203622154U (en) | 2013-12-23 | 2013-12-23 | Pipeline inner wall polishing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203622154U true CN203622154U (en) | 2014-06-04 |
Family
ID=50808672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320850340.4U Expired - Fee Related CN203622154U (en) | 2013-12-23 | 2013-12-23 | Pipeline inner wall polishing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203622154U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107020552A (en) * | 2017-05-15 | 2017-08-08 | 成都亨通兆业精密机械有限公司 | Bending pipe fitting inner wall polishing device |
| CN107030541A (en) * | 2017-05-15 | 2017-08-11 | 成都亨通兆业精密机械有限公司 | Pipe fitting inner wall levelling method with crooked radian |
| CN107030543A (en) * | 2017-05-15 | 2017-08-11 | 成都亨通兆业精密机械有限公司 | The flattening mechanism of elbow member inwall polishing can quickly be realized |
-
2013
- 2013-12-23 CN CN201320850340.4U patent/CN203622154U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107020552A (en) * | 2017-05-15 | 2017-08-08 | 成都亨通兆业精密机械有限公司 | Bending pipe fitting inner wall polishing device |
| CN107030541A (en) * | 2017-05-15 | 2017-08-11 | 成都亨通兆业精密机械有限公司 | Pipe fitting inner wall levelling method with crooked radian |
| CN107030543A (en) * | 2017-05-15 | 2017-08-11 | 成都亨通兆业精密机械有限公司 | The flattening mechanism of elbow member inwall polishing can quickly be realized |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105127849A (en) | Polishing method for inner surface of elbow pipe | |
| CN203622154U (en) | Pipeline inner wall polishing mechanism | |
| CN203622111U (en) | Elbow inner surface polishing head | |
| CN204900265U (en) | Single -stage double suction split case pump | |
| CN104985518A (en) | Pipe inner wall polishing method | |
| CN204327578U (en) | Vertical high-temperature oil pump | |
| CN208750195U (en) | A kind of ultra high molecular polyethylene steel skeleton composite | |
| CN107030543A (en) | The flattening mechanism of elbow member inwall polishing can quickly be realized | |
| CN202402333U (en) | Horizontal type double sealing rotating injection pump | |
| CN205806787U (en) | A kind of filling slurry pipeline drag device | |
| CN106541334A (en) | The finishing method of inner-walls of duct | |
| CN201739191U (en) | Marine diving pump | |
| CN204941976U (en) | A kind of low-flow high-lift chemical flow-process pump | |
| CN203680013U (en) | Petroleum pipeline inner surface polishing device | |
| CN204357373U (en) | A kind of non-dredging guiding driller drill rod centering device | |
| CN203669917U (en) | Floor gas drainage system | |
| CN204025132U (en) | A kind of fire water pump sealed type transmission device | |
| CN205446075U (en) | Vortex pump | |
| CN203584884U (en) | Submersible pump sealing device | |
| CN204025175U (en) | Twin-stage self-balanced multiple-stage centrifugal pump | |
| CN205173857U (en) | Pipeline with carborundum inside lining | |
| CN204038637U (en) | A kind of tapered side catch wheel device | |
| CN206487672U (en) | A kind of new carbon ring sealing structure and high-speed centrifugal blower | |
| CN107030542A (en) | Polishing process applied to elbow member inner surface | |
| CN107088797A (en) | A kind of polishing structure for elbow member inner surface |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20141223 |
|
| EXPY | Termination of patent right or utility model |