CN112974436A - Dredging mechanism for petroleum pipeline maintenance - Google Patents
Dredging mechanism for petroleum pipeline maintenance Download PDFInfo
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- CN112974436A CN112974436A CN202110195002.0A CN202110195002A CN112974436A CN 112974436 A CN112974436 A CN 112974436A CN 202110195002 A CN202110195002 A CN 202110195002A CN 112974436 A CN112974436 A CN 112974436A
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- fixedly arranged
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- annular array
- support
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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
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/049—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes having self-contained propelling means for moving the cleaning devices along the pipes, i.e. self-propelled
- B08B9/051—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes having self-contained propelling means for moving the cleaning devices along the pipes, i.e. self-propelled the cleaning devices having internal motors, e.g. turbines for powering cleaning tools
Abstract
The invention discloses a dredging mechanism for petroleum pipeline maintenance, which relates to the technical field of petroleum and comprises a supporting cylinder, wherein a driving mechanism is arranged on the left side of the supporting cylinder, a dredging mechanism is arranged on the left side of the driving mechanism, and a liquid spraying mechanism is arranged between the driving mechanism and the dredging mechanism. This petroleum pipeline maintains and uses desilting mechanism, the retraction through two flexible ends of electric putter, pulling inner ring and swivel move to the right side, expand the interval between every fixed plate, until doctor-bar and the contact of pipeline inner wall, the operation through servo motor two drives the commentaries on classics piece and rotates, it drives every doctor-bar and rotates on the pipeline inner wall to change the piece, thereby strike off the impurity of pipeline inner wall adhesion, avoid the stronger impurity of adhesion to be difficult with the problem of clearance, and through external high pressure water pipe and plug connection, the high pressure water is through the guide from high pressure nozzle blowout, inner wall after striking off carries out the secondary clearance, thereby the clean effect of desilting of the device has been improved.
Description
Technical Field
The invention relates to the technical field of petroleum, in particular to a dredging mechanism for petroleum pipeline maintenance.
Background
One of the main objects of petroleum and geological exploration is a viscous dark brown liquid called as 'industrial blood', a pipeline is used as a specific public facility and is related to many aspects of social life, but along with the continuous increase of service life, dirt impurities and corrosion with different degrees can be generated on the inner side of the pipeline, so that the service life of the pipeline is further influenced, in the petroleum industry, pipeline transportation is the most common transportation mode in crude oil transportation, in the pipeline transportation process, the phenomenon that impurity mixtures such as paraffin, colloid, condensed oil and the like with certain thickness are deposited on the inner wall of the pipeline frequently occurs, the effective oil transportation pipe diameter is reduced, the pipeline transportation capacity is also reduced, therefore, the pipeline needs to be subjected to periodic dredging treatment, particularly the pipeline diameter value is larger, in the use of a dredging device, a high-pressure water head is adopted to deeply enter the pipeline for high-pressure washing, but impurities with strong adhesive force on the pipe wall are difficult to clean effectively, so that the problem of poor dredging effect is caused.
Disclosure of Invention
The invention aims to make up the defects of the prior art, and provides a dredging mechanism for petroleum pipeline maintenance, which has the advantage of good dredging effect.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a petroleum pipeline maintains uses desilting mechanism, includes a supporting cylinder, actuating mechanism is installed in the left side of a supporting cylinder, and the left side of actuating mechanism is installed and is scraped silt mechanism, installs the liquid between actuating mechanism and the mechanism of scraping silt and spouts the mechanism.
The driving mechanism comprises an outer support, a first driving wheel, a driving wheel, an auxiliary wheel, a first servo motor, a supporting arm, a driven cylinder, a first empty slot, a first electric push rod, a second empty slot, a first fixed column, a side support, a first bearing, a second fixed column, a second driving wheel and a driving belt, wherein the driven cylinder is placed on the left side of the supporting cylinder, the first electric push rod is fixed forwards in the middle of the left side face of the supporting cylinder, the telescopic end of the first electric push rod is fixedly connected with the middle of the right side face of the driven cylinder, the first empty slots are arranged on the left side of the outer surface of the supporting cylinder in an annular array, the second empty slots are arranged on the right side of the outer surface of the driven cylinder, the supporting arm is hinged inside each first empty slot and each second empty slot through a pin shaft, the outer support is placed outside the supporting cylinder in an annular array, the outer end of each group of supporting arms is respectively hinged to, the second fixing columns are fixedly arranged on the inner ring of each first bearing, the driving wheels are fixedly arranged at the front end and the rear end of each second fixing column, the second driving wheels are fixedly arranged behind the outer surface of each second fixing column, the first servo motors are fixedly arranged in the middle of each outer support, the first driving wheels are fixedly arranged at the output end of each first servo motor, and the first driving wheels are in transmission connection with the second driving wheels through driving belts.
The silt scraping mechanism comprises a fixed cylinder, a bearing III, a guide rail, a fixed hole, a fixed plate, a supporting rod, a rotating block, a rotating ring, an electric push rod II, an inner ring, a hinged seat I, a push-pull rod, a hinged seat II, a dead slot III, a servo motor II, a scraping blade and a guide groove, wherein the fixed cylinder is fixedly arranged in the middle of the left side surface of a driven cylinder, the inner ring is sleeved on the outer surface of the fixed cylinder, the fixed hole is annularly arrayed on the left side surface of the driven cylinder, the electric push rod II is fixedly arranged in each fixed hole, the telescopic end of each electric push rod II is fixedly connected with the right side surface of the inner ring, the guide rail is annularly arrayed and arranged on the outer surface of the fixed cylinder, the guide groove is annularly arrayed and arranged on the inner side wall of the inner ring, the guide rail is clamped in the guide groove, the rotating ring is clamped on the outer surface of the inner ring, the hinged seat I is annularly arrayed and, the inside at the fixed cylinder is installed to servo motor two, the fixed middle part of inlaying at the fixed cylinder left surface of bearing three, servo motor two's output run through bearing three and with the middle part fixed connection who changes the piece right flank, dead slot three is the left side of seting up at the piece surface of commentaries on classics of annular array, branch articulates the inside at every dead slot three through the round pin axle, the push-and-pull rod articulates the inside at every articulated seat one through the round pin axle, articulated seat two fixed mounting is at the right flank of every group branch, and the outer end of push-and-pull rod articulates the inside at articulated seat two through the round pin axle, the fixed plate is placing in the outside of changeing the piece of annular array, and the top of every group branch all articulates the bottom at every fixed plate through the.
The liquid spraying mechanism comprises a fixing frame, fixing rings, a ring pipe, a conduit, a hose, an input pipe, a high-pressure sprayer and a plug, wherein the fixing frame is an annular array and is arranged on the outer surface of a driven cylinder, the fixing rings are fixedly arranged on the top end of each fixing frame, the ring pipe is sleeved outside the driven cylinder, the inner ring of each fixing ring is fixedly connected with the outer surface of the ring pipe, the high-pressure sprayer is arranged on the outer side surface of the ring pipe in an annular array, the conduit is fixedly arranged on the right side surface of the ring pipe, the hose is fixedly arranged at the right end of the conduit, the input pipe is fixedly arranged at the right end of the hose, the plug is fixedly arranged at the middle.
Furthermore, the side supports are fixedly arranged on the left side surface and the right side surface of each outer support, the second bearings are fixedly embedded at the top end of each side support, the first fixing columns are fixedly arranged at the front end and the rear end of each second bearing, and the auxiliary wheels are fixedly arranged at the front end and the rear end of each first fixing column.
Through adopting above-mentioned technical scheme, better let the device firm support in petroleum pipeline's inside.
Further, the diameter value of the driving wheel is equal to the diameter value of the auxiliary wheel.
Through adopting above-mentioned technical scheme, better supporting the device to can be better when the drive wheel is rotatory, the auxiliary wheel carries out passive rotation.
Furthermore, the diameter value of the inner ring is equal to that of the fixed cylinder, and the size of the guide groove is equal to that of the guide rail.
Through adopting above-mentioned technical scheme, better let the inner ring slide the regulation in the fixed cylinder outside.
Furthermore, the width value of the supporting arm is smaller than the width values of the first empty groove and the second empty groove.
Through adopting above-mentioned technical scheme, when avoiding the support arm rotation, with the problem of empty groove one and the interference of empty groove two inner walls.
Furthermore, the width value of the support rod is smaller than that of the empty groove III.
Through adopting above-mentioned technical scheme, the problem of interfering with three inner walls of dead slot when avoiding branch rotatory.
Compared with the prior art, this petroleum pipeline maintains and uses desilting mechanism possesses following beneficial effect:
1. the driving mechanism is arranged, the device is placed inside a pipeline in the using process, the distance between the driven cylinder and the supporting cylinder is shortened through retraction of the telescopic end of the electric push rod, so that the outer support on the outer side is pressed to expand outwards until each driving wheel and each auxiliary wheel are in contact with the pipe wall, the applicability of the device is improved, the driving wheel I is driven to rotate through operation of the servo motor I, the driving wheel I drives the driving wheel II and the driving wheels to rotate through the driving belt, and the device is driven to move in the pipeline in the using process.
2. According to the device, the silt scraping mechanism is arranged, in the using process, the inner ring and the rotating ring are pulled to move towards the right side through retraction of the two telescopic ends of the electric push rod, the supporting rod is pulled to rotate towards the right side through the push-pull rod, so that the distance between each fixing plate is expanded until the scraping blades are contacted with the inner wall of the pipeline, the rotating block is driven to rotate through operation of the servo motor II, the rotating block drives each scraping blade to rotate on the inner wall of the pipeline, impurities adhered to the inner wall of the pipeline are scraped, the silt scraping effect of the device is improved, the problem that the impurities with strong adhesion are difficult to clean is avoided, high-pressure water is connected with the plug through an external high-pressure water pipe, and high-pressure water is sprayed out of the high-pressure spray head through guidance, so that secondary cleaning is performed on the scraped inner wall, and the silt.
3. The control box is arranged in the control box, the rechargeable power supply and the controller for the operation of the device are arranged in the control box, the controller can control the starting, stopping, rotating direction, rotating angle and rotating speed of the first servo motor and the second servo motor, the controller can control the starting, stopping, stretching length and stretching speed of the first electric push rod and the second electric push rod, the imaging camera device is arranged outside the controller, and pictures of the device during operation are transmitted in real time, so that the control effect of the device on each driving device is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection of the driven cylinder and the support cylinder according to the present invention;
FIG. 3 is a view of an installation position of the electric putter of the present invention;
FIG. 4 is a schematic view of the external structure of the external frame of the present invention;
FIG. 5 is a schematic view of the external frame structure of the present invention;
FIG. 6 is a schematic view of a driving wheel according to the present invention;
FIG. 7 is a schematic view of a silt scraping mechanism according to the present invention;
FIG. 8 is a schematic view of a rotary block structure according to the present invention;
FIG. 9 is a schematic view of a wiper blade according to the present invention;
FIG. 10 is a schematic view of a liquid ejecting mechanism according to the present invention.
In the figure: 1-a support cylinder, 2-a driving mechanism, 201-an outer bracket, 202-a first transmission wheel, 203-a driving wheel, 204-an auxiliary wheel, 205-a first servo motor, 206-a support arm, 207-a driven cylinder, 208-a first empty groove, 209-a first electric push rod, 210-a second empty groove, 211-a first fixed column, 212-a side support, 213-a first bearing, 214-a second bearing, 215-a second fixed column, 216-a second transmission wheel, 217-a transmission belt, 3-a silt scraping mechanism, 301-a fixed cylinder, 302-a third bearing, 303-a guide rail, 304-a fixed hole, 305-a fixed plate, 306-a support rod, 307-a rotating block, 308-a rotating ring, 309-a second electric push rod, 310-an inner ring and 311-a first hinged seat, 312-push-pull rod, 313-hinged seat II, 314-empty groove III, 315-servo motor II, 316-scraping blade, 317-guide groove, 4-liquid spraying mechanism, 401-fixed frame, 402-fixed ring, 403-ring pipe, 404-guide pipe, 405-hose, 406-input pipe, 407-high-pressure spray head and 408-plug.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Referring to fig. 1-10, the present invention provides a technical solution: the utility model provides a petroleum pipeline maintains uses desilting mechanism, includes a supporting cylinder 1, and actuating mechanism 2 is installed in the left side of a supporting cylinder 1, and the left side of actuating mechanism 2 is installed and is scraped silt mechanism 3, installs liquid between actuating mechanism 2 and the mechanism 3 of scraping silt and spouts mechanism 4.
The driving mechanism 2 comprises an outer bracket 201, a first transmission wheel 202, a driving wheel 203, an auxiliary wheel 204, a first servo motor 205, a supporting arm 206, a driven cylinder 207, a first empty groove 208, a first electric push rod 209, a second empty groove 210, a first fixed column 211, a side bracket 212, a first bearing 213, a second bearing 214, a second fixed column 215, a second transmission wheel 216 and a transmission belt 217, wherein the driven cylinder 207 is placed on the left side of the supporting cylinder 1, the first electric push rod 209 is fixed to the middle of the left side surface of the supporting cylinder 1, the telescopic end of the first electric push rod 209 is fixedly connected with the middle of the right side surface of the driven cylinder 207, the first empty grooves 208 are arranged on the left side of the outer surface of the supporting cylinder 1 in an annular array, the second empty grooves 210 are arranged on the right side of the outer surface of the driven cylinder 207, the supporting arm 206 is hinged inside each first empty groove 208 and the second empty groove 210 through a pin shaft, the outer bracket 201 is placed outside the supporting cylinder 1 in an annular array, and the outer, the first bearings 213 are fixedly embedded at the top end of each side support 212, the second fixed columns 215 are fixedly arranged at the inner rings of the first bearings 213, the driving wheels 203 are fixedly arranged at the front end and the rear end of each second fixed column 215, the second driving wheels 216 are fixedly arranged behind the outer surfaces of the second fixed columns 215, the first servo motors 205 are fixedly arranged in the middle of each outer support 201, the first driving wheels 202 are fixedly arranged at the output ends of the first servo motors 205, and the first driving wheels 202 are in transmission connection with the second driving wheels 216 through the driving belts 217.
The silt scraping mechanism 3 comprises a fixed cylinder 301, a bearing III 302, a guide rail 303, a fixed hole 304, a fixed plate 305, a support rod 306, a rotating block 307, a rotating ring 308, an electric push rod II 309, an inner ring 310, a hinge seat I311, a push-pull rod 312, a hinge seat II 313, a hollow groove III 314, a servo motor II 315, a scraping blade 316 and a guide groove 317, wherein the fixed cylinder 301 is fixedly arranged in the middle of the left side surface of the driven cylinder 207, the inner ring 310 is sleeved on the outer surface of the fixed cylinder 301, the fixed holes 304 are arranged on the left side surface of the driven cylinder 207 in an annular array, the electric push rod II 309 is fixedly arranged in each fixed hole 304, the telescopic end of each electric push rod II 309 is fixedly connected with the right side surface of the inner ring 310, the guide rail 303 is arranged on the outer surface of the fixed cylinder 301 in an annular array, the guide groove 317 is arranged on the inner side wall of the inner ring 310 in an annular array, the guide rail 303 is clamped in the, the first hinge seats 311 are arranged on the outer surface of the rotating ring 308 in an annular array, the rotating block 307 is arranged on the left side of the fixed cylinder 301, the second servo motor 315 is arranged inside the fixed cylinder 301, the third bearing 302 is fixedly embedded in the middle of the left side surface of the fixed cylinder 301, the output end of the second servo motor 315 penetrates through the third bearing 302 and is fixedly connected with the middle of the right side surface of the rotating block 307, the third hollow grooves 314 are arranged on the left side of the outer surface of the rotating block 307 in an annular array, the support rods 306 are hinged inside each third hollow groove 314 through pin shafts, the push-pull rod 312 is hinged inside each first hinge seat 311 through pin shafts, the second hinge seats 313 are fixedly arranged on the right side surface of each group of support rods 306, the outer ends of the push-pull rods 312 are hinged inside the second hinge seats 313 through pin shafts, the fixed plates 305 are arranged outside the rotating block 307 in an annular array, and the top ends of, the wiper 316 is fixedly mounted to the outer side of each of the fixing plates 305.
The liquid spraying mechanism 4 comprises a fixing frame 401, fixing rings 402, a ring pipe 403, a guide pipe 404, a hose 405, an input pipe 406, a high-pressure sprayer 407 and a plug 408, wherein the fixing frame 401 is arranged on the outer surface of the driven cylinder 207 in an annular array, the fixing rings 402 are fixedly arranged at the top end of each fixing frame 401, the ring pipe 403 is sleeved outside the driven cylinder 207, the inner ring of each fixing ring 402 is fixedly connected with the outer surface of the ring pipe 403, the high-pressure sprayers 407 are arranged on the outer side surface of the ring pipe 403 in an annular array, the guide pipe 404 is fixedly arranged on the right side surface of the ring pipe 403, the hose 405 is fixedly arranged at the right end of the guide pipe 404, the input pipe 406 is fixedly arranged at the right end of the hose 405, the plug 408 is fixedly arranged in.
Furthermore, the side brackets 212 are fixedly arranged on the left side surface and the right side surface of each outer bracket 201, the second bearings 214 are fixedly embedded at the top ends of the side brackets 212, the first fixing columns 211 are fixedly arranged at the front end and the rear end of each second bearing 214, and the auxiliary wheels 204 are fixedly arranged at the front end and the rear end of each first fixing column 211, so that the device is better and stably supported in the petroleum pipeline.
Further, the diameter of the driving wheel 203 is equal to the diameter of the auxiliary wheel 204, so that the device is better supported, and the auxiliary wheel 204 can be better passively rotated when the driving wheel 203 rotates.
Further, the diameter value of the inner ring 310 is equal to that of the fixed cylinder 301, and the size of the guide groove 317 is equal to that of the guide rail 303, so that the inner ring 310 can be better adjusted in a sliding manner outside the fixed cylinder 301.
Furthermore, the width of the support arm 206 is smaller than the width of the first empty slot 208 and the second empty slot 210, so that the problem of interference between the support arm 206 and the inner walls of the first empty slot 208 and the second empty slot 210 during rotation is avoided.
Furthermore, the width value of the supporting rod 306 is smaller than that of the third empty slot 314, so that the problem of interference between the supporting rod 306 and the inner wall of the third empty slot 314 during rotation is avoided.
The working principle is as follows: when the device is used, the servo motor I205, the servo motor II 315, the electric push rod I209 and the electric push rod II 309 are connected with an internal power supply through the controller, the external high-pressure water pipe is connected with the plug 408, the device is placed in the pipeline, the controller controls the retraction of the telescopic end of the electric push rod I209, the distance between the driven cylinder 207 and the support cylinder 1 is shortened, the outer bracket 201 on the outer side is pressed to expand outwards until each driving wheel 203 and each auxiliary wheel 204 are contacted with the pipe wall, the applicability of the device is improved, the controller drives the servo motor I205 to operate, the driving wheel I202 is driven to rotate, the driving wheel I202 drives the driving wheel II 216 and the driving wheel 203 to rotate through the driving belt 217, the device is driven to move forwards in the pipeline, the controller drives the retraction of the telescopic end of the electric push rod II 309 to pull the inner ring 310 and the rotating ring 308 to move towards the right side, and pull branch 306 to the right side through push-and-pull rod 312 and rotate to expand the interval between every fixed plate 305, until doctor-bar 316 and pipeline inner wall contact, the operation through controller drive servo motor two 315 drives and changes block 307 and rotate, change block 307 drives every doctor-bar 316 and rotates on the pipeline inner wall, thereby strike off the impurity of pipeline inner wall adhesion, the desilting effect of the device has been improved, avoid the problem that the impurity that the adhesion is stronger is difficult to clear up, and in the desilting process that moves ahead of the device, high pressure water is spout from high pressure nozzle 407 through the guide, thereby carry out the secondary clearance to the inner wall after scraping, thereby the desilting clean effect of the device has been improved.
In the description of the present invention, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. It is noted that, herein, relational terms such as "first," "second," and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a petroleum pipeline is maintained and is used desilting mechanism, includes a support section of thick bamboo (1), its characterized in that: a driving mechanism (2) is installed on the left side of the supporting cylinder (1), a silt scraping mechanism (3) is installed on the left side of the driving mechanism (2), and a liquid spraying mechanism (4) is installed between the driving mechanism (2) and the silt scraping mechanism (3);
the driving mechanism (2) comprises an outer support (201), a first driving wheel (202), a driving wheel (203), an auxiliary wheel (204), a first servo motor (205), a supporting arm (206), a driven cylinder (207), a first empty groove (208), a first electric push rod (209), a second empty groove (210), a first fixed column (211), a side support (212), a first bearing (213), a second bearing (214), a second fixed column (215), a second driving wheel (216) and a driving belt (217), wherein the driven cylinder (207) is placed on the left side of the supporting cylinder (1), the first electric push rod (209) is fixed forwards in the middle of the left side of the supporting cylinder (1), the telescopic end of the first electric push rod (209) is fixedly connected with the middle of the right side of the driven cylinder (207), the first empty grooves (208) are arranged on the left side of the outer surface of the supporting cylinder (1) in an annular array, the second empty grooves (210) are arranged on the right side of the outer surface of the driven cylinder, the supporting arms (206) are hinged inside each empty groove I (208) and each empty groove II (210) through pin shafts, the outer brackets (201) are placed outside the supporting cylinder (1) in an annular array, the outer end of each group of supporting arms (206) is hinged to the outer surface of the bottom end of each outer support (201) through a pin shaft, a bearing I (213) is fixedly embedded at the top end of each side support (212), a fixed column II (215) is fixedly arranged at the inner ring of each bearing I (213), a driving wheel (203) is fixedly arranged at the front end and the rear end of each fixed column II (215), a driving wheel II (216) is fixedly arranged behind the outer surface of each fixed column II (215), a servo motor I (205) is fixedly arranged in the middle of each outer support (201), a driving wheel I (202) is fixedly arranged at the output end of each servo motor I (205), the first driving wheel (202) is in transmission connection with the second driving wheel (216) through a transmission belt (217);
the silt scraping mechanism (3) comprises a fixed cylinder (301), a bearing III (302), a guide rail (303), a fixed hole (304), a fixed plate (305), a support rod (306), a rotating block (307), a rotating ring (308), an electric push rod II (309), an inner ring (310), a hinge seat I (311), a push-pull rod (312), a hinge seat II (313), a hollow groove III (314), a servo motor II (315), a scraping blade (316) and a guide groove (317), the fixed cylinder (301) is fixedly arranged in the middle of the left side face of a driven cylinder (207), the inner ring (310) is sleeved on the outer surface of the fixed cylinder (301), the fixed holes (304) are arranged on the left side face of the driven cylinder (207) in an annular array manner, the electric push rods II (309) are fixedly arranged in each fixed hole (304), the telescopic end of each electric push rod II (309) is fixedly connected with the right side face of the inner ring (310), the guide rail (303) is arranged on the outer surface of the fixed cylinder (301) in an annular array manner, the guide groove (317) is arranged on the inner side wall of the inner ring (310) in an annular array, the guide rail (303) is clamped inside the guide groove (317), the rotating ring (308) is clamped on the outer surface of the inner ring (310), the first hinge seats (311) are arranged on the outer surface of the rotating ring (308) in an annular array, the rotating block (307) is arranged on the left side of the fixed cylinder (301), the second servo motor (315) is arranged inside the fixed cylinder (301), the third bearing (302) is fixedly embedded in the middle of the left side surface of the fixed cylinder (301), the output end of the second servo motor (315) penetrates through the third bearing (302) and is fixedly connected with the middle of the right side surface of the rotating block (307), the third hollow grooves (314) are arranged on the left side of the outer surface of the rotating block (307) in an annular array, the supporting rod (306) is hinged inside each hollow groove (314) through a pin shaft, and the push-pull rod (312) is hinged inside each hinge seat (311) through a, the second hinge seats (313) are fixedly arranged on the right side face of each group of the support rods (306), the outer ends of the push-pull rods (312) are hinged inside the second hinge seats (313) through pin shafts, the fixing plates (305) are placed outside the rotating blocks (307) in an annular array, the top ends of each group of the support rods (306) are hinged at the bottom end of each fixing plate (305) through the pin shafts, and the scraping blades (316) are fixedly arranged on the outer side face of each fixing plate (305);
the liquid spraying mechanism (4) comprises fixing frames (401), fixing rings (402), circular pipes (403), a conduit (404), a hose (405), an input pipe (406), high-pressure nozzles (407) and a plug (408), wherein the fixing frames (401) are arranged on the outer surface of a driven cylinder (207) in an annular array, the fixing rings (402) are fixedly arranged at the top end of each fixing frame (401), the circular pipes (403) are sleeved outside the driven cylinder (207), the inner rings of the fixing rings (402) are fixedly connected with the outer surface of the circular pipes (403), the high-pressure nozzles (407) are arranged on the outer side surface of the circular pipes (403) in an annular array, the conduit (404) is fixedly arranged on the right side surface of the circular pipes (403), the hose (405) is fixedly arranged at the right end of the conduit (404), the input pipe (406) is fixedly arranged at the right end of the hose (405), and the plug (408) is fixedly arranged in the middle of, and the bottom end of the input pipe (406) is fixedly connected with the plug (408).
2. The dredging mechanism for petroleum pipeline maintenance according to claim 1, wherein: the side supports (212) are fixedly arranged on the left side surface and the right side surface of each outer support (201), the second bearings (214) are fixedly embedded at the top ends of the side supports (212), the first fixing columns (211) are fixedly arranged at the front end and the rear end of each second bearing (214), and the auxiliary wheels (204) are fixedly arranged at the front end and the rear end of each first fixing column (211).
3. The dredging mechanism for petroleum pipeline maintenance according to claim 1, wherein: the diameter value of the driving wheel (203) is equal to the diameter value of the auxiliary wheel (204).
4. The dredging mechanism for petroleum pipeline maintenance according to claim 1, wherein: the diameter value of the inner ring (310) is equal to that of the fixed cylinder (301), and the guide groove (317) and the guide rail (303) are equal in size.
5. The dredging mechanism for petroleum pipeline maintenance according to claim 1, wherein: the width of the support arm (206) is less than the width of the first slot (208) and the second slot (210).
6. The dredging mechanism for petroleum pipeline maintenance according to claim 1, wherein: the width of the strut (306) is less than the width of the slot three (314).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110195002.0A CN112974436A (en) | 2021-02-19 | 2021-02-19 | Dredging mechanism for petroleum pipeline maintenance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110195002.0A CN112974436A (en) | 2021-02-19 | 2021-02-19 | Dredging mechanism for petroleum pipeline maintenance |
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| CN112974436A true CN112974436A (en) | 2021-06-18 |
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| CN202110195002.0A Pending CN112974436A (en) | 2021-02-19 | 2021-02-19 | Dredging mechanism for petroleum pipeline maintenance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116408320A (en) * | 2023-06-12 | 2023-07-11 | 青建集团股份公司 | Cleaning device for inner wall of building construction pipeline |
| CN117772726A (en) * | 2024-02-28 | 2024-03-29 | 中国海洋大学 | Petroleum pipeline dredging device |
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| CN116408320A (en) * | 2023-06-12 | 2023-07-11 | 青建集团股份公司 | Cleaning device for inner wall of building construction pipeline |
| CN117772726A (en) * | 2024-02-28 | 2024-03-29 | 中国海洋大学 | Petroleum pipeline dredging device |
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