CN112454176A - Automatic sand blasting transmission purging device for special pipeline for petroleum and using method thereof - Google Patents
Automatic sand blasting transmission purging device for special pipeline for petroleum and using method thereof Download PDFInfo
- Publication number
- CN112454176A CN112454176A CN202011381284.5A CN202011381284A CN112454176A CN 112454176 A CN112454176 A CN 112454176A CN 202011381284 A CN202011381284 A CN 202011381284A CN 112454176 A CN112454176 A CN 112454176A
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- Prior art keywords
- pipeline
- purging
- pipe
- station
- rotating wheel
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
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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
- B08B9/0328—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 by purging the pipe with a gas or a mixture of gas and liquid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/083—Transfer or feeding devices; Accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/10—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces for treating external surfaces
- B24C3/12—Apparatus using nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/32—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
- B24C3/325—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks for internal surfaces, e.g. of tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses an automatic sand blasting transmission purging device for a special petroleum pipeline and a using method thereof, wherein the automatic sand blasting transmission purging device for the special petroleum pipeline comprises a track, a pipe overturning station and a purging station; the track is arranged on the track support, and the track positioned at the pipe overturning station is higher than the track positioned at the purging station, so that the pipeline can be conveniently rolled to the purging station from the pipe overturning station; the pipe overturning station is provided with a pipe overturning mechanism and a stop block, the stop block is arranged on the rail and used for stopping the pipeline from rolling, and the pipe overturning mechanism is used for overturning the pipeline stopped by the stop block onto the pipe overturning mechanism and overturning the pipeline onto the rail between the pipe overturning station and the purging station from the pipe overturning mechanism. The device and the using method thereof can save labor and improve production efficiency, and meanwhile, the air outlet pipe of the purging mechanism can be adjusted in height and left and right positions according to actual production requirements, so that purging requirements of various pipelines can be met.
Description
Technical Field
The invention belongs to the technical field of sand blasting, and particularly relates to an automatic sand blasting transmission purging device for a special petroleum pipeline and a using method of the automatic sand blasting transmission purging device.
Background
The sand blasting and purging of the special pipeline for petroleum are preparation steps for painting the pipeline, the existing sand blasting and purging equipment is complex, the automation degree is low, manpower and material resources are wasted, the working efficiency is reduced, and the long-term development of a company is not facilitated.
Disclosure of Invention
In order to solve the problems, the invention discloses an automatic sand blasting transmission purging device for a special petroleum pipeline, which has high automation degree, can save manpower and improve production efficiency.
In order to achieve the purpose, the invention adopts the technical scheme that:
the automatic sand blasting transmission purging device for the special pipeline for petroleum comprises a track, a pipe overturning station and a purging station;
the track is arranged on the track support, and the track positioned at the pipe overturning station is higher than the track positioned at the purging station, so that the pipeline can be conveniently rolled to the purging station from the pipe overturning station;
the pipe turning station is provided with a pipe turning mechanism and a stop block, the stop block is arranged on the track and used for stopping the pipeline from rolling, and the pipe turning mechanism is used for turning the pipeline stopped by the stop block to the position between the pipe turning mechanism and turning the pipeline from the pipe turning mechanism to the track between the pipe turning station and the purging station;
the purging station is provided with a purging mechanism and a plurality of pin stoppers, the pin stoppers are mounted on the rails and used for blocking the pipelines from rolling, and the purging mechanism is mounted on one side of the rails and used for purging impurities in the pipelines.
Furthermore, the tube turning mechanism is provided with a power source tube turning mechanism and a plurality of driven turning mechanisms, and the power source tube turning mechanism drives the driven turning mechanisms to act through connecting rods.
Further, the power source pipe-turning mechanism comprises a pipe-turning support, a cylinder, a connecting rod, a rotating shaft, rotating supports, turning plates, a first rotating wheel and a second rotating wheel, the pipe-turning support is fixed between the rails, a rear end cover of the cylinder is vertically fixed on the rail support, the rotating shaft is fixed on the pipe-turning support through the two rotating supports, a piston rod of the cylinder is connected with the rotating shaft through the connecting rod, the turning plates are fixed on the rotating shaft, the first rotating wheel and the second rotating wheel are fixed on the pipe-turning support, the first rotating wheel and the second rotating wheel are arranged along the line direction of the rails, the axis of the first rotating wheel and the axis of the second rotating wheel are perpendicular to the line direction of the rails, the turning plates are close to the side of the first rotating wheel and are provided with protrusions, and the distance between the protrusions and the distance between the second rotating wheel And (5) separating.
Further, compared with the power source pipe overturning mechanism, the driven overturning mechanism has the same structure except that no air cylinder is arranged.
Further, the purging mechanism comprises a purging support, a longitudinal adjusting screw rod, a longitudinal adjusting fixing sleeve, a longitudinal adjusting connecting sleeve, a longitudinal guiding rod, a longitudinal guiding plate, a transverse adjusting screw rod, a transverse adjusting connecting sleeve, a transverse adjusting connecting seat, a transverse adjusting fixing plate, an air inlet pipe, an air outlet pipe fixing groove, a trigger switch, a time delay relay and an electromagnetic valve, the purging support is installed on one side of a track, the longitudinal guiding plate is located on the purging support, a guiding groove is formed in the longitudinal guiding plate and is parallel to the track line direction, the longitudinal guiding rod is slidably installed on the guiding groove, the upper end of the longitudinal guiding rod is connected with the air outlet pipe fixing groove, the transverse adjusting fixing plate is installed on the purging support and is far away from one side of the track, and the transverse adjusting connecting seat is installed on the transverse adjusting fixing, the transverse adjusting screw is rotatably installed on the transverse adjusting connecting seat, the axis of the transverse adjusting screw is parallel to the line direction of the track, one end of the transverse adjusting screw is provided with a T-shaped handle, the middle part of the transverse adjusting screw is sleeved with the transverse adjusting connecting sleeve, the transverse adjusting connecting sleeve is connected with the longitudinal adjusting connecting sleeve, the longitudinal adjusting screw is in threaded connection with the longitudinal adjusting connecting sleeve, the lower end of the longitudinal adjusting screw is provided with the T-shaped handle, the upper end of the longitudinal adjusting screw is rotatably arranged in the longitudinal adjusting fixing sleeve, the longitudinal adjusting fixing sleeve is connected with the air outlet pipe fixing groove, the air outlet pipe is installed in the air outlet pipe fixing groove, and the air inlet pipe is communicated with the air outlet pipe; the trigger switch is installed on the pipeline and located in front of the orbital line direction pin stopper, the electromagnetic valve is installed on the air inlet pipe, and the delay relay is electrically connected with the pin stopper, the trigger switch and the electromagnetic valve respectively.
Further, the pin stopper comprises a pin stopping cylinder and a stop pin, the pin stopping cylinder is installed on the track support, the stop pin is connected with a piston rod of the pin stopping cylinder, and the pin stopping cylinder drives the stop pin to stretch and retract so as to stop or release the pipeline.
The invention also provides a use method of the automatic transmission purging device based on sand blasting of the special pipeline for petroleum, which comprises the following steps:
(1) the pipeline rolls on the inclined track by the gravity of the pipeline, and when the pipeline is blocked by the stop block, the manual valve drives the cylinder to act, so that the turning plate rotates to lift the pipeline between the first rotating wheel and the second rotating wheel;
(2) after the sand blasting is finished through the sand blasting mechanism, the manual valve drives the air cylinder to act, so that the turning plate rotates to lift the pipeline away from the position between the first rotating wheel and the second rotating wheel, and the pipeline can roll to one side of the second rotating wheel due to the fact that the turning plate is provided with the protrusion;
(3) when the pipeline reaches the purging station, the stop pin can stop the pipeline, meanwhile, the pipeline starts the trigger switch, the trigger switch transmits a signal to the delay relay, the electromagnetic valve is opened after the delay relay delays for 5s, high-pressure air from the air inlet pipe can purge impurities in the pipeline, after the delay relay delays for 5-30s, the electromagnetic valve is disconnected, and meanwhile, the stop pin descends, so that the pipeline reaches the next procedure.
Compared with the prior art, the invention has the beneficial effects that:
1. when the pipeline cleaning device is used, a pipeline rolls on an inclined track by self gravity, when the pipeline cleaning device is blocked by a block, the manual valve drives the cylinder to act, the turning plate rotates to lift the pipeline between the first rotating wheel and the second rotating wheel, after sand blasting is finished by the sand blasting mechanism, the manual valve drives the cylinder to act to lift the pipeline away from the space between the first rotating wheel and the second rotating wheel, the pipeline can roll to one side of the second rotating wheel due to the protrusion on the turning plate, when the pipeline reaches a blowing station, the blocking pin can block the pipeline, meanwhile, the pipeline starts the trigger switch, the trigger switch transmits a signal to the delay relay, the solenoid valve is started after the delay relay delays for 5s, high-pressure air from the air inlet pipe can blow impurities in the pipeline, after the delay relay works for 5-30s, the solenoid valve is disconnected, and the blocking pin descends, making the pipeline reach the next procedure;
2. the air outlet pipe of the blowing mechanism can adjust the height and the left and right positions through the T-shaped handle according to the actual production requirements, can meet the blowing requirements of various pipelines, greatly saves time and improves the production efficiency.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a top view of the present invention;
FIG. 2 is a front view of the purge mechanism of the present invention;
FIG. 3 is a left side view of the purge mechanism of the present invention;
FIG. 4 is a top view of a power source tube turnover mechanism of the present invention;
fig. 5 is a side view of a power source tube everting mechanism of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In order to make the technical solutions of the present application better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
As shown in fig. 1-5, the automatic sand blasting transmission purging device for the special pipeline for petroleum comprises a track 1, a pipe overturning station 2 and a purging station 3;
the track 1 is arranged on the track support, and the track 1 positioned at the pipe overturning station 2 is higher than the track 1 positioned at the purging station 3, so that a pipeline can be conveniently rolled from the pipe overturning station 2 to the purging station 3;
the pipe turning station 2 is provided with a pipe turning mechanism and a stop block 4, the stop block 4 is mounted on the track 1 and used for stopping the pipeline from rolling, and the pipe turning mechanism is used for turning the pipeline stopped by the stop block 4 to the position between the pipe turning mechanisms and turning the pipeline from the pipe turning mechanism to the track 1 between the pipe turning station 2 and the purging station 3;
the purging station 3 is provided with a purging mechanism 5 and a plurality of pin stoppers 6, the pin stoppers 6 are mounted on the track 1 and used for blocking the pipeline from rolling, and the purging mechanism 5 is mounted on one side of the track 1 and used for purging impurities in the pipeline.
The pipe turning mechanism is provided with a power source pipe turning mechanism 7 and a plurality of driven pipe turning mechanisms 8, and the power source pipe turning mechanism 7 drives the driven pipe turning mechanisms 8 to act through connecting rods.
The tube turning mechanism 7 of the power source comprises a tube turning support 71, a cylinder 72, a connecting rod 73, a rotating shaft 74, a rotating support 75, a turning plate 76, a first rotating wheel 77 and a second rotating wheel 78, wherein the tube turning support 71 is fixed between the tracks 1, a rear end cover of the cylinder 72 is vertically fixed on the track support, the rotating shaft 74 is fixed on the tube turning support 71 through two rotating supports 75, a piston rod of the cylinder 72 and the rotating shaft 74 are connected through the connecting rod 73, the turning plate 76 is fixed on the rotating shaft 74, the first rotating wheel 77 and the second rotating wheel 78 are both fixed on the tube turning support 71, the first rotating wheel 77 and the second rotating wheel 78 are arranged along the line direction of the tracks 1, and the axes of the first rotating wheel 77 and the second rotating wheel 78 are both perpendicular to the line direction of the tracks 1, the flap 76 is provided with a protrusion 761 on one side close to the first rotating wheel 77, and the distance between the protrusion 761 and the first rotating wheel 77 is smaller than the distance between the protrusion 761 and the second rotating wheel 78.
Compared with the power source pipe-overturning mechanism 7, the driven pipe-overturning mechanism 8 has the same structure except that the air cylinder 72 is not provided.
The blowing mechanism 5 comprises a blowing support 51, a longitudinal adjusting screw 52, a longitudinal adjusting fixing sleeve 53, a longitudinal adjusting connecting sleeve 54, a longitudinal guide rod 55, a longitudinal guide plate, a transverse adjusting screw 56, a transverse adjusting connecting sleeve, a transverse adjusting connecting seat 57, a transverse adjusting fixing plate 58, an air inlet pipe 59, an air outlet pipe 510, an air outlet pipe fixing groove 511, a trigger switch, a time delay relay and an electromagnetic valve, wherein the blowing support 51 is installed on one side of the track 1, the longitudinal guide plate is located on the blowing support 51, a guide groove is formed in the longitudinal guide plate and is parallel to the line direction of the track 1, the longitudinal guide rod 55 is slidably installed on the guide groove, the upper end of the longitudinal guide rod 55 is connected with the air outlet pipe fixing groove 511, and the transverse adjusting fixing plate 58 is installed on the blowing support 51 and is far away from one side of the track 1, the transverse adjusting connecting seat 57 is installed on the transverse adjusting fixing plate 58, the transverse adjusting screw 56 is rotatably installed on the transverse adjusting connecting seat 57, the axis of the transverse adjusting screw 56 is parallel to the line direction of the track 1, a T-shaped handle is arranged at one end of the transverse adjusting screw 56, the transverse adjusting connecting sleeve is sleeved at the middle part of the transverse adjusting screw 56, the transverse adjusting connecting sleeve is connected with the longitudinal adjusting connecting sleeve 54, the longitudinal adjusting screw 52 is in threaded connection with the longitudinal adjusting connecting sleeve 54, a T-shaped handle is arranged at the lower end of the longitudinal adjusting screw 52, the upper end of the longitudinal adjusting screw 52 is rotatably arranged in the longitudinal adjusting fixing sleeve 53, the longitudinal adjusting fixing sleeve 53 is connected with the air outlet fixing groove 511, the air outlet pipe 510 is installed in the air outlet fixing groove 511, the inlet pipe 59 is communicated with the outlet pipe 510; the trigger switch is installed on the pipeline and located in front of the line direction pin stopper 6 of the track 1, the electromagnetic valve is installed on the air inlet pipe 59, and the delay relay is electrically connected with the pin stopper 6, the trigger switch and the electromagnetic valve respectively.
The pin stopper 6 comprises a pin stopping cylinder and a stop pin, the pin stopping cylinder is arranged on the track support, the stop pin is connected with a piston rod of the pin stopping cylinder, and the pin stopping cylinder drives the stop pin to stretch and retract so as to stop or release a pipeline.
The use method of the automatic sand blasting transmission purging device for the special pipeline for petroleum comprises the following steps:
(1) the pipeline rolls on the inclined track 1 by self gravity, and when the pipeline is blocked by the block 4, the manual valve drives the cylinder 72 to act, so that the turnover plate 76 rotates to lift the pipeline between the first rotating wheel 77 and the second rotating wheel 78;
(2) after the sand blasting is finished through the sand blasting mechanism, the flap 76 is driven to rotate through the action of the manual valve driving cylinder 72 so as to lift the pipeline away from the position between the first rotating wheel 77 and the second rotating wheel 78, and the pipeline can roll towards one side of the second rotating wheel 78 due to the protrusion 761 arranged on the flap 76;
(3) when the pipeline reaches the purging station 3, the stop pin can stop the pipeline, meanwhile, the pipeline starts the trigger switch, the trigger switch transmits a signal to the delay relay, the electromagnetic valve is opened after the delay relay delays for 5s, high-pressure air from the air inlet pipe 59 can purge impurities in the pipeline, after the delay relay delays for 5-30s, the electromagnetic valve is disconnected, meanwhile, the stop pin descends, and the pipeline reaches the next procedure.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement, component separation or combination and the like made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.
Claims (7)
1. The automatic sand blasting transmission purging device for the special pipeline for petroleum is characterized by comprising a track, a pipe overturning station and a purging station;
the track is arranged on the track support, and the track positioned at the pipe overturning station is higher than the track positioned at the purging station, so that the pipeline can be conveniently rolled to the purging station from the pipe overturning station;
the pipe turning station is provided with a pipe turning mechanism and a stop block, the stop block is arranged on the track and used for stopping the pipeline from rolling, and the pipe turning mechanism is used for turning the pipeline stopped by the stop block to the position between the pipe turning mechanism and turning the pipeline from the pipe turning mechanism to the track between the pipe turning station and the purging station;
the purging station is provided with a purging mechanism and a plurality of pin stoppers, the pin stoppers are mounted on the rails and used for blocking the pipelines from rolling, and the purging mechanism is mounted on one side of the rails and used for purging impurities in the pipelines.
2. The automatic conveying and automatic purging device for sand blasting of the special petroleum pipeline as claimed in claim 1, wherein the pipe overturning mechanism is provided with a power source pipe overturning mechanism and a plurality of driven overturning mechanisms, and the power source pipe overturning mechanism drives the driven overturning mechanisms to act through connecting rods.
3. The automatic conveying and automatic purging device for sand blasting of pipelines special for petroleum according to claim 2, wherein the pipe overturning mechanism for power source comprises a pipe overturning bracket, a cylinder, a connecting rod, a rotating shaft, rotating supports, a turning plate, a first rotating wheel and a second rotating wheel, the pipe overturning bracket is fixed between the rails, the rear end cover of the cylinder is vertically fixed on the rail bracket, the rotating shaft is fixed on the pipe overturning bracket through the two rotating supports, the piston rod of the cylinder and the rotating shaft are connected through the connecting rod, the turning plate is fixed on the rotating shaft, the first rotating wheel and the second rotating wheel are both fixed on the pipe overturning bracket, the first rotating wheel and the second rotating wheel are arranged along the line direction of the rails, and the axes of the first rotating wheel and the second rotating wheel are both perpendicular to the line direction of the rails, the turning plate is provided with a protrusion on one side close to the first rotating wheel, and the distance between the protrusion and the first rotating wheel is smaller than the distance between the protrusion and the second rotating wheel.
4. The automatic conveying and automatic purging device for sand blasting of special petroleum pipelines as claimed in claim 3, wherein the driven turnover mechanism is identical to the power source turnover mechanism except that no air cylinder is arranged.
5. The automatic conveying and automatic purging device for sand blasting of the petroleum-dedicated pipeline according to claim 1, wherein the purging mechanism comprises a purging support, a longitudinal adjusting screw, a longitudinal adjusting fixing sleeve, a longitudinal adjusting connecting sleeve, a longitudinal guide rod, a longitudinal guide plate, a transverse adjusting screw, a transverse adjusting connecting sleeve, a transverse adjusting connecting seat, a transverse adjusting fixing plate, an air inlet pipe, an air outlet pipe fixing groove, a trigger switch, a time delay relay and an electromagnetic valve, the purging support is mounted on one side of a track, the longitudinal guide plate is located on the purging support, a guide groove is formed in the longitudinal guide plate and is parallel to the line direction of the track, the longitudinal guide rod is slidably mounted on the guide groove, the upper end of the longitudinal guide rod is connected with the air outlet pipe fixing groove, the transverse adjusting fixing plate is mounted on the purging support on the side away from the track, the transverse adjusting connecting seat is mounted on the transverse adjusting fixing plate, the transverse adjusting screw rod is rotatably mounted on the transverse adjusting connecting seat, the axis of the transverse adjusting screw rod is parallel to the line direction of the track, a T-shaped handle is arranged at one end of the transverse adjusting screw rod, the transverse adjusting connecting sleeve is sleeved in the middle of the transverse adjusting screw rod and connected with the longitudinal adjusting connecting sleeve, the longitudinal adjusting screw rod is in threaded connection with the longitudinal adjusting connecting sleeve, a T-shaped handle is arranged at the lower end of the longitudinal adjusting screw rod, the upper end of the longitudinal adjusting screw rod is rotatably arranged in the longitudinal adjusting fixing sleeve, the longitudinal adjusting fixing sleeve is connected with the air outlet pipe fixing groove, the air outlet pipe is mounted in the air outlet pipe fixing groove, and the air inlet pipe is communicated with the air outlet pipe; the trigger switch is installed on the pipeline and located in front of the orbital line direction pin stopper, the electromagnetic valve is installed on the air inlet pipe, and the delay relay is electrically connected with the pin stopper, the trigger switch and the electromagnetic valve respectively.
6. The automatic conveying and automatic purging device for sand blasting of the special oil pipeline as claimed in claim 5, wherein the pin stopper comprises a pin stopping cylinder and a stop pin, the pin stopping cylinder is mounted on the rail bracket, the stop pin is connected with a piston rod of the pin stopping cylinder, and the pin stopping cylinder drives the stop pin to extend and retract so as to block or release the pipeline.
7. The use method of the automatic sand blasting transmission purging device for the special pipeline for petroleum is characterized by comprising the following steps of:
(1) the pipeline rolls on the inclined track by the gravity of the pipeline, and when the pipeline is blocked by the stop block, the manual valve drives the cylinder to act, so that the turning plate rotates to lift the pipeline between the first rotating wheel and the second rotating wheel;
(2) after the sand blasting is finished through the sand blasting mechanism, the manual valve drives the air cylinder to act, so that the turning plate rotates to lift the pipeline away from the position between the first rotating wheel and the second rotating wheel, and the pipeline can roll to one side of the second rotating wheel due to the fact that the turning plate is provided with the protrusion;
(3) when the pipeline reaches the purging station, the stop pin can stop the pipeline, meanwhile, the pipeline starts the trigger switch, the trigger switch transmits a signal to the delay relay, the electromagnetic valve is opened after the delay relay delays for 5s, high-pressure air from the air inlet pipe can purge impurities in the pipeline, after the delay relay delays for 5-30s, the electromagnetic valve is disconnected, and meanwhile, the stop pin descends, so that the pipeline reaches the next procedure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011381284.5A CN112454176A (en) | 2020-11-30 | 2020-11-30 | Automatic sand blasting transmission purging device for special pipeline for petroleum and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011381284.5A CN112454176A (en) | 2020-11-30 | 2020-11-30 | Automatic sand blasting transmission purging device for special pipeline for petroleum and using method thereof |
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| Publication Number | Publication Date |
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| CN112454176A true CN112454176A (en) | 2021-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011381284.5A Pending CN112454176A (en) | 2020-11-30 | 2020-11-30 | Automatic sand blasting transmission purging device for special pipeline for petroleum and using method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117900210A (en) * | 2024-03-19 | 2024-04-19 | 山西海隆石油技术有限公司 | Unpowered petroleum pipeline coating anti-scaling self-cleaning device and application method thereof |
-
2020
- 2020-11-30 CN CN202011381284.5A patent/CN112454176A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117900210A (en) * | 2024-03-19 | 2024-04-19 | 山西海隆石油技术有限公司 | Unpowered petroleum pipeline coating anti-scaling self-cleaning device and application method thereof |
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