CN209887249U - Internal grinding device suitable for pipe diameter of 60-114 mm - Google Patents
Internal grinding device suitable for pipe diameter of 60-114 mm Download PDFInfo
- Publication number
- CN209887249U CN209887249U CN201920217870.2U CN201920217870U CN209887249U CN 209887249 U CN209887249 U CN 209887249U CN 201920217870 U CN201920217870 U CN 201920217870U CN 209887249 U CN209887249 U CN 209887249U
- Authority
- CN
- China
- Prior art keywords
- shaft
- gear
- deep groove
- ball bearing
- vehicle body
- 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
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The internal grinding device suitable for the pipe diameter of 60-114 mm comprises a vehicle body, wherein a rear end cover is arranged at the rear end of the vehicle body, the rear end cover is fixedly connected with the vehicle body through countersunk screws, three groups of supporting wheel sets are uniformly arranged on the outer circle of the rear end cover, the front end of the vehicle body is connected with a gear rotating shaft, threaded pull nails are uniformly arranged on the outer circle of the gear rotating shaft, the threaded pull nails are connected with the gear rotating shaft through pin shafts, grinding brush brushes are arranged at the ends of the threaded pull nails, the tail end of the gear rotating shaft is connected with the front end cover, and three groups of supporting wheel sets are uniformly arranged on the outer circle.
Description
Technical Field
The utility model belongs to the technical field of anticorrosive joint coating in the small-bore pipeline, concretely relates to is adapted to the interior device of polishing of 60-114 millimeter pipe diameter for the rust cleaning of polishing to the inside welding seam of pipeline that the pipe diameter is 60 millimeters-114 millimeter.
Background
At present, the pipe diameter of the ground long-distance pipeline of each oil field company in China is mostly concentrated on the specification of 60-114 mm, and the adopted internal anticorrosion technology is as follows: the on-site internal extrusion coating, however, the internal extrusion coating process has the defects of uncontrollable coating thickness, uneven coating appearance, non-uniform elbow coating and the like, and the technical requirement of the integrity of the coating in the pipeline cannot be met. The on-line single prefabrication anticorrosion process of the steel pipe is very mature, the pipeline is welded on site, a welding seam and non-anticorrosion reserved areas on two sides of the welding seam are formed, the surface treatment of the areas reaches St3 level, and then the two-component solvent-free epoxy resin coating is coated, but at present, no internal polishing and derusting equipment which can be suitable for 60-114 mm pipelines exists in China.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide an inner grinding device which is suitable for the pipe diameters of 60-114 mm, can smoothly pass through a 90-degree elbow of 3D (D is the outer diameter of a pipeline), and has the characteristics of compact structure, small size and flexibility.
In order to realize the purpose, the technical scheme of the utility model is that: the internal grinding device suitable for the pipe diameter of 60-114 mm comprises a vehicle body, wherein the rear end of the vehicle body is provided with a rear end cover, a countersunk screw is used for connecting and fixing the rear end cover and the vehicle body together, three supporting wheel forks are uniformly distributed on the outer circumference of the rear end cover, the supporting wheel forks and the rear end cover are connected together by screws, a round head screw is used for fixing a wheel at the top end of each supporting wheel fork, a motor mounting seat is arranged in the vehicle body, the vehicle body and a motor mounting seat are fixed together by a small screw, the left side of the motor mounting seat is provided with a motor, a gear is arranged on a shaft of the motor, the top end of the motor mounting seat is embedded with a deep groove ball bearing I, one end of a gear shaft is inserted into an inner hole of the deep groove ball bearing I, a tooth part of the gear shaft is meshed with the gear, the right side of the motor mounting seat, the other end of the gear shaft is inserted into an inner hole of the deep groove ball bearing II, a pinion is arranged at the rightmost end of the gear shaft, the clamping ring is clamped at the rightmost end of the gear shaft, the deep groove ball bearing III and the deep groove ball bearing IV are sleeved on the fixed shaft, a gear rotating shaft is arranged on the outer circles of the deep groove ball bearing III and the deep groove ball bearing IV, a tooth part of the gear rotating shaft is meshed with the pinion, the front end cover is sleeved on the fixed shaft, the front end cover is tightly propped and locked on the fixed shaft through a locking nut, a spring pull seat is sleeved on the gear rotating shaft, a threaded pull nail and the gear rotating shaft are connected together through a pin shaft, a threaded part of the threaded pull nail is connected with a polishing brush, a fastening screw locks the polishing brush on the threaded pull nail, the pull lug is sleeved on the polishing brush, one end of a.
The rear end of the vehicle body is provided with a rear end cover, and the rear end cover is fixedly connected with the vehicle body through a countersunk screw.
The motor mounting seat is arranged in the vehicle body, the vehicle body and the motor mounting seat are fixed together by small screws, and a motor is arranged on the left side of the motor mounting seat.
The right side of the motor mounting seat is connected with a fixed shaft, and the fixed shaft and the motor mounting seat are fixed together by a cross screw.
The deep groove ball bearing III and the deep groove ball bearing IV are sleeved on the fixing shaft, gear rotating shafts are arranged on the outer circles of the deep groove ball bearing III and the deep groove ball bearing IV, and tooth parts of the gear rotating shafts are meshed with the small gears.
The front end cover is sleeved on the fixed shaft, and the front end cover is tightly propped and locked on the fixed shaft by the locking nut.
The pin shaft connects the threaded rivet and the gear rotating shaft together, the threaded part of the threaded rivet is connected with the polishing brush, and the polishing brush is locked on the threaded rivet by the fastening screw.
One end of the extension spring is connected with the pull ear ring, and the other end of the extension spring is connected with the spring pull seat.
Referring to the figures 1, 2, 3 and 4, the device enters a pipeline (31), a rear end cover (7) and wheels (26) on a front end cover (3) are uniformly contacted on the inner wall of the pipeline (31) to ensure that the device is coaxial with the pipeline (31), the rear end of a vehicle body (6) is provided with the rear end cover (7), a countersunk screw (8) connects and fixes the rear end cover (7) and the vehicle body (6) together, three supporting wheel forks (4) are uniformly distributed on the outer circumference of the rear end cover (7), a screw (27) connects and fixes the supporting wheel forks (4) and the rear end cover (7) together, a round head screw (25) fixes the wheels (26) at the top ends of the supporting wheel forks (4), a motor mounting seat (23) is arranged inside the vehicle body (6), a small screw (1) fixes the vehicle body (6) and the motor mounting seat (23) together, and a motor (9) is arranged on the left side of the motor mounting seat (23), a gear (24) is arranged on a shaft of a motor (9), a deep groove ball bearing I (10) is embedded at the top end of a motor mounting seat (23), one end of a gear shaft (11) is inserted into an inner hole of the deep groove ball bearing I (10), a tooth part of the gear shaft (11) is meshed with the gear (24), a fixed shaft (16) is connected to the right side of the motor mounting seat (23), a cross screw (29) fixes the fixed shaft (16) and the motor mounting seat (23) together, a deep groove ball bearing II (12) is arranged on the left end surface of the fixed shaft (16), the other end of the gear shaft (11) is inserted into an inner hole of the deep groove ball bearing II (12), a pinion (13) is arranged at the rightmost end of the gear shaft (11), a clamping ring (28) is clamped at the rightmost end of the gear shaft (11), a deep groove ball bearing III (14) and a deep groove ball bearing IV (18) are sleeved on the fixed shaft (16), a gear rotating shaft (2) is arranged on, the tooth part of the gear rotating shaft (2) is meshed with the pinion (13), the front end cover (3) is sleeved on the fixed shaft (16), the front end cover (3) is tightly pushed and locked on the fixed shaft (16) by the locking nut (19), the spring pull seat (17) is sleeved on the gear rotating shaft (2), the threaded pull nail (21) and the gear rotating shaft (2) are connected together by the pin shaft (22), the threaded part of the threaded pull nail (21) is connected with the polishing brush (5), the polishing brush (5) is locked on the threaded pull nail (21) by the fastening screw (30), the pull lug ring (15) is sleeved on the polishing brush (5), one end of the extension spring (20) is connected to the pull lug ring (15), and the other end of the extension spring is connected to the spring pull seat (17).
Drawings
Fig. 1 is an external view of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a front view of the present invention.
Fig. 4 is a schematic view of the inlet pipe of the present invention.
Detailed Description
The device gets into pipeline (31), reach operating position, motor (9) are opened, it is rotatory to drive gear (24), gear (24) drive gear shaft (11) are rotatory, gear shaft (11) drive pinion (13) are rotatory, pinion (13) drive gear rotation axle (2) are rotatory, thereby rotary motion is done round the device's axis to brush (5) of polishing on gear rotation axle (2), rely on centrifugal force to elongate extension spring (20), cause the brush hair contact of brush (5) of polishing and compress tightly on pipeline (31) inner wall, thereby can go out the corrosion on pipeline (31) inner wall.
The utility model has the advantages that: the linear speed of the grinding brush (5) of the device relative to the inner wall of the pipeline is 45-60 m/s, and the inner wall of the pipeline can reach St3 level; the device has compact structure and can smoothly pass through a 90-degree elbow in a 3D (D is the outer diameter of the pipeline).
Claims (1)
1. The inner grinding device applicable to the pipe diameter of 60-114 mm comprises a vehicle body (6), wherein a rear end cover (7) is arranged at the rear end of the vehicle body (6), the rear end cover (7) and the vehicle body (6) are fixedly connected through a countersunk screw (8), three supporting wheel forks (4) are uniformly distributed on the outer circumference of the rear end cover (7), the supporting wheel forks (4) and the rear end cover (7) are connected through a screw (27), a wheel (26) is fixed at the top end of each supporting wheel fork (4) through a round head screw (25), a motor mounting seat (23) is arranged inside the vehicle body (6), the vehicle body (6) and the motor mounting seat (23) are fixed together through a small screw (1), a motor (9) is arranged on the left side of the motor mounting seat (23), a gear (24) is arranged on a shaft of the motor (9), and a deep groove ball bearing I (10) is embedded at the top end of the motor mounting seat (23, one end of a gear shaft (11) is inserted into an inner hole of a deep groove ball bearing I (10), a tooth part of the gear shaft (11) is meshed with a gear (24), the right side of a motor mounting seat (23) is connected with a fixed shaft (16), a cross screw (29) fixes the fixed shaft (16) and the motor mounting seat (23) together, a deep groove ball bearing II (12) is arranged on the left end face of the fixed shaft (16), the other end of the gear shaft (11) is inserted into an inner hole of the deep groove ball bearing II (12), the rightmost end of the gear shaft (11) is provided with a pinion (13), a clamping ring (28) is clamped at the rightmost end of the gear shaft (11), a deep groove ball bearing III (14) and a deep groove ball bearing IV (18) are sleeved on the fixed shaft (16), a gear rotating shaft (2) is arranged on the outer circles of the deep groove ball bearing III (14) and the deep groove IV (18), and a tooth part, the front end cover (3) is sleeved on the fixed shaft (16), the front end cover (3) is tightly pushed and locked on the fixed shaft (16) by the locking nut (19), the spring pull seat (17) is sleeved on the gear rotating shaft (2), the threaded pull nail (21) is connected with the gear rotating shaft (2) by the pin shaft (22), the threaded part of the threaded pull nail (21) is connected with the polishing brush (5), the polishing brush (5) is locked on the threaded pull nail (21) by the set screw (30), the pull lug ring (15) is sleeved on the polishing brush (5), one end of the tension spring (20) is connected on the pull lug ring (15), and the other end of the tension spring (20) is connected on the spring pull seat (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920217870.2U CN209887249U (en) | 2019-02-26 | 2019-02-26 | Internal grinding device suitable for pipe diameter of 60-114 mm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920217870.2U CN209887249U (en) | 2019-02-26 | 2019-02-26 | Internal grinding device suitable for pipe diameter of 60-114 mm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209887249U true CN209887249U (en) | 2020-01-03 |
Family
ID=68996620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920217870.2U Expired - Fee Related CN209887249U (en) | 2019-02-26 | 2019-02-26 | Internal grinding device suitable for pipe diameter of 60-114 mm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209887249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115122167A (en) * | 2022-06-16 | 2022-09-30 | 冯昌水 | Polyethylene pipe production forming processing equipment and technology |
-
2019
- 2019-02-26 CN CN201920217870.2U patent/CN209887249U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115122167A (en) * | 2022-06-16 | 2022-09-30 | 冯昌水 | Polyethylene pipe production forming processing equipment and technology |
| CN115122167B (en) * | 2022-06-16 | 2024-02-09 | 湖北国塑新材料科技有限公司 | Polyethylene pipe production molding processing equipment and process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212192384U (en) | PCCP pipe grinding device | |
| CN209887249U (en) | Internal grinding device suitable for pipe diameter of 60-114 mm | |
| CN207564280U (en) | A kind of rust removing device for steel tube | |
| CN109158239A (en) | A kind of pipe inner-wall spraying robot | |
| CN209423926U (en) | A kind of pipe inner-wall spraying robot | |
| CN111941246A (en) | Automatic crawling and polishing robot for inner wall of circular pipe | |
| CN109158389B (en) | Self-spinning jet flow pipe cleaning device | |
| CN206904466U (en) | A kind of new casing jack rabbit | |
| CN111085632A (en) | Conveying device for construction steel bar processing equipment | |
| CN210115794U (en) | Pipeline inner wall rust cleaning device | |
| CN114087452A (en) | Reinforced hose bending device for trenchless pipeline repair and repair method | |
| CN108068002A (en) | A kind of outer wall buffing attachment of composite steel tube | |
| CN219473079U (en) | Pipeline carbon fiber composite material reinforcement construction robot | |
| CN220215421U (en) | Paint spraying device for steel pipe anti-corrosion treatment | |
| CN214662717U (en) | Petroleum pipe connector | |
| CN216666890U (en) | Non-excavation pipeline is restoreed with reinforcing hose device that bends | |
| CN206305941U (en) | A kind of outer wall buffing attachment of composite steel tube | |
| CN212497115U (en) | Automatic crawling and polishing robot for inner wall of circular pipe | |
| CN210686868U (en) | Helical gear planetary reducer | |
| CN203991153U (en) | Corrosion-resistanting interpolating port equipment in a kind of small-bore pipeline weld bond | |
| CN211563934U (en) | Large-scale pipeline inner wall cleaning device for pipeline engineering | |
| CN107511281B (en) | A kind of environmental protection spray-painting plant | |
| CN216264998U (en) | Traction converter for headstock of roll grinder | |
| CN207788587U (en) | A kind of interior derusting device of polishing of pipeline | |
| CN209892393U (en) | Liquid coating pump device of 60-114 mm pipeline internal joint coating machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200103 Termination date: 20210226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |