CN111472732B - Rotary wheel type nozzle sleeve - Google Patents
Rotary wheel type nozzle sleeve Download PDFInfo
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- CN111472732B CN111472732B CN202010372157.2A CN202010372157A CN111472732B CN 111472732 B CN111472732 B CN 111472732B CN 202010372157 A CN202010372157 A CN 202010372157A CN 111472732 B CN111472732 B CN 111472732B
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- central shaft
- oil nozzle
- worm
- left end
- sleeve
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The invention relates to the technical field of oil field well devices, in particular to a rotating wheel type oil nozzle sleeve which comprises a central shaft, a valve cover, an oil nozzle sleeve, a sealing sleeve and an oil nozzle frame, wherein an installation cavity with a leftward opening is formed in the oil nozzle sleeve; the rear side of the oil nozzle sleeve is provided with a liquid inlet which can be communicated with the mounting cavity, and an oil nozzle frame is arranged in the mounting cavity corresponding to the right position of the liquid inlet. The oil nozzle has the advantages that the structure is reasonable and compact, the use is convenient, the axial movement of the central shaft is realized through the moving mechanism, and the oil nozzle is pulled out of the sealing sleeve; the central shaft rotates around the axis of the central shaft through the rotating mechanism, so that the oil nozzle is replaced; through setting up the installation gland, avoid the glib to break away from glib frame under the effect of reverse pressure, have stable, high-efficient and quick characteristics.
Description
Technical Field
The invention relates to the technical field of oil field uphole devices, in particular to a rotating wheel type nozzle sleeve.
Background
In the prior oil field wellhead oil extraction and test operation, crude oil is collected from the underground, is conveyed to the ground and is conveyed to an oil refinery by a conveying pipeline or a transport vehicle, the pressure reduction and throttling are carried out by an oil nozzle sleeve in the process, otherwise, the crude oil with overhigh pressure under the bottom layer cannot be extracted; the prior adopted choke manifold of the oil nozzle sleeve has the following problems: (1) the operation is complex, time-consuming and labor-consuming; (2) the efficiency of links such as mining, oil testing and the like is influenced; (3) more personnel is needed for operation; (4) the oil nozzle is inconvenient to replace; (5) the glib talker is apt to break away from the glib talker shelf.
Disclosure of Invention
The invention provides a rotating wheel type oil nozzle sleeve, overcomes the defects of the prior art, and can effectively solve the problems that an oil nozzle on the existing well oil nozzle sleeve is single and cannot be adjusted under the condition of not being detached.
The technical scheme of the invention is realized by the following measures: a rotating wheel type oil nozzle sleeve comprises a central shaft, a valve cover, an oil nozzle sleeve, a sealing sleeve and an oil nozzle frame, wherein an installation cavity with a left opening is formed in the oil nozzle sleeve; the rear side of the oil nozzle sleeve is provided with a liquid inlet which can be communicated with the mounting cavity, an oil nozzle frame is arranged in the mounting cavity corresponding to the right position of the liquid inlet, at least two oil nozzle mounting holes which are communicated left and right are distributed on the oil nozzle frame along the circumference, the oil nozzle mounting hole positioned at the uppermost position corresponds to the position of the liquid outlet, the center of the left side of the oil nozzle frame is fixedly provided with a central shaft of which the left part is positioned at the left side of the oil nozzle sleeve, and the central shaft corresponding to the left position of the oil nozzle frame is provided with an anti-falling device; the outer side of the middle part of the central shaft is provided with a valve cover of which the right side is fixedly arranged with the left side of the oil nozzle sleeve; the moving mechanism which can make the central shaft move axially is arranged on the outer side of the left part of the central shaft corresponding to the left position of the valve cover, and the rotating mechanism which can make the central shaft rotate around the axis of the central shaft is arranged on the outer side of the left part of the central shaft.
The following is further optimization or/and improvement of the technical scheme of the invention:
as a first preference, the moving mechanism may include a hydraulic station, a hydraulic pipeline, a cylinder, a piston ring and a cylinder cover, the cylinder with the left end located at the left side is fixedly installed on the inner side of the left portion of the valve cover, a central shaft capable of moving left and right along the axis of the central shaft is arranged in the cylinder, the central shaft includes a piston rod and a plugging rod, and the right end of the piston rod is fixedly installed with the left end of the plugging rod; the left end of the piston rod is positioned at the left side of the cylinder body, the outer side of the right part of the piston rod is provided with a piston ring positioned at the inner side of the left part of the cylinder body, and a sealing annular table is arranged in the cylinder body corresponding to the position of the right side of the piston ring; a cylinder cover is fixedly arranged on the inner side of the left end of the cylinder body, and the hydraulic station is connected with the cylinder body through a hydraulic pipeline.
The transmission mechanism can comprise a first driving motor, a first speed reducer, a connecting sleeve and a first spline sleeve, the left end of the cylinder body is fixedly provided with the connecting sleeve, the left end of the cylinder body is positioned at the left side of the piston rod, the inner side of the left end of the connecting sleeve is fixedly provided with the first speed reducer, the input end of the first speed reducer is in transmission connection with the output shaft of the first driving motor, the output end of the first speed reducer is in transmission connection with the left end of the piston rod through the first spline sleeve, and the first driving motor and the hydraulic station are respectively connected with the first control module.
The piston cylinder also comprises an O-shaped sealing ring, the O-shaped sealing ring is arranged between the inner side of the sealing ring platform and the outer side of the piston rod, the O-shaped sealing ring is arranged between the outer side of the piston ring and the inner side of the cylinder body, the O-shaped sealing ring is arranged between the inner side of the cylinder cover and the outer side of the piston rod, and the O-shaped sealing ring is arranged between the outer side of the cylinder cover and the inner side of the cylinder body.
As a second preference, the moving mechanism may include a first outer housing, a first worm gear, a first worm and a second drive motor, the first outer housing with a left end located at the left side of the central shaft is fixedly mounted at the left end of the valve cover, a first transmission external thread is disposed on the outer side of the left portion of the central shaft, the first worm gear is disposed in the first outer housing corresponding to the outer side of the left portion of the first transmission external thread, a first transmission internal thread matched with the first transmission external thread is disposed on the inner side of the first worm gear, a first left limit ring table is disposed on the inner side of the first outer housing corresponding to the left side of the first worm gear, and a first right limit ring table is disposed on the inner side of the left end of the valve cover corresponding to the right side of the first worm gear; the upper part of the first outer shell is provided with a first worm which is in transmission connection with the outer side of the first turbine, the front end of the first worm is positioned in front of the first outer shell, and the front end of the first worm is in transmission connection with an output shaft of the second driving motor.
The above-mentioned still can include second control module, and drive mechanism includes third driving motor, second reduction gear and second spline cover, and first shell body left end inboard fixed mounting has the second reduction gear, and the input of second reduction gear links together with third driving motor's output shaft transmission, and the output of second reduction gear links together through second spline cover transmission with the center pin left end, and second driving motor and third driving motor are connected with second control module respectively.
The turbine also comprises a first bearing, and the outer side of the left end and the outer side of the right end of the first turbine are provided with the first bearings.
As a third preference, the moving mechanism may include a second outer housing, a second worm gear, a second worm and a fourth drive motor, the left end of the valve cover is fixedly mounted with the second outer housing whose left end is located at the left side of the central shaft, the outer side of the left portion of the central shaft is provided with a second transmission external thread, the second outer housing corresponding to the outer side position of the left portion of the second transmission external thread is internally provided with the second worm gear, the inner side of the second worm gear is provided with a second transmission internal thread matched with the second transmission external thread, the inner side of the second outer housing corresponding to the left side position of the second worm gear is provided with a second left limit ring table, and the inner side of the left end of the valve cover corresponding to the right side position of the second worm gear is provided with a second right limit ring table; the upper part of the second outer shell is provided with a second worm which is in transmission connection with the outer side of the second turbine, the front end of the second worm is positioned in front of the second outer shell, and the front end of the second worm is in transmission connection with an output shaft of a fourth driving motor.
The above-mentioned still can include the third control module, and drive mechanism includes cam splitter and third spline housing, and second outer casing left end fixed mounting has the cam packer, and the output shaft of cam splitter links together through the transmission of third spline housing with the center pin left end, and fourth driving motor and cam packer are connected with the third control module respectively.
The turbine also comprises a second bearing, and the outer side of the left end and the outer side of the right end of the second turbine are provided with the second bearings.
The anti-dropping device is an installation gland, a first installation ring groove and a second installation ring groove are sequentially arranged on the outer side of the right end of the central shaft from right to left, the inner diameter of the second installation ring groove is larger than that of the first installation ring groove, the right part of the central shaft corresponding to the second mounting ring groove is sleeved with a mounting gland, the right end of the central shaft corresponding to the first mounting ring groove is sleeved with a nozzle support with the right end positioned at the right part, an outer key groove at the right part of the central shaft corresponding to the middle position of the first mounting ring groove, an inner key groove arranged at the inner side of the oil nozzle frame corresponding to the outer key groove, a key block with the outer end positioned in the inner key groove arranged in the outer key groove, a threaded through hole arranged at the right center of the oil nozzle frame, the center of the right side of the central shaft corresponding to the position of the threaded through hole is provided with a threaded blind hole, and a fixing bolt with the left end fixedly arranged in the threaded blind hole is fixedly arranged in the threaded through hole.
The oil nozzle sleeve further comprises a sealing ring, a sealing ring platform located in the installation cavity is fixedly installed on the right side of the valve cover, and at least one sealing ring is arranged between the outer side of the middle of the sealing ring platform and the inner side of the left portion of the oil nozzle sleeve at a left-right interval.
The sealing assembly comprises a universal plug seal and a sealing gland, a sealing ring groove is arranged on the inner side of the sealing ring table, the universal plug seal is arranged on the outer side of the central shaft corresponding to the left part of the sealing ring groove, the sealing gland is arranged on the outer side of the central shaft corresponding to the right part of the sealing ring groove, and the sealing gland is fixedly arranged in the sealing ring groove.
The oil nozzle is reasonable and compact in structure and convenient to use, and the axial movement of the central shaft is realized through the moving mechanism, so that the oil nozzle is pulled out of the sealing sleeve; the central shaft rotates around the axis of the central shaft through the rotating mechanism, so that the oil nozzle is replaced; the installation gland is arranged, so that the oil nozzle is prevented from being separated from the oil nozzle frame under the action of reverse pressure; through setting up slewing mechanism and moving mechanism dual drive, make the center pin more reliable and more stable when removing and rotating, have stable, high-efficient and quick characteristics.
Drawings
Fig. 1 is a schematic front view structure diagram of the second embodiment.
FIG. 2 is a schematic cross-sectional view at A-A of FIG. 1.
Fig. 3 is a schematic perspective view of fig. 1.
Fig. 4 is a schematic front view of the third embodiment.
Fig. 5 is a schematic cross-sectional view at B-B of fig. 4.
Fig. 6 is a schematic perspective view of fig. 4.
Fig. 7 is a schematic front view of the fourth embodiment.
FIG. 8 is a schematic cross-sectional view at C-C of FIG. 7.
Fig. 9 is a schematic perspective view of fig. 7.
The codes in the figures are respectively: the structure of the oil nozzle comprises a central shaft 1, a valve cover 2, an oil nozzle sleeve 3, an oil nozzle frame 4, an installation cavity 5, a liquid outlet 6, a liquid inlet 7, an oil nozzle 8, a sealing sleeve 9, a cylinder body 10, a cylinder cover 11, a cylinder cover 12, a piston ring 13, a first driving motor 14, a first speed reducer 15, a connecting sleeve 15, a first spline sleeve 16, a first outer shell 17, a first turbine 18, a first worm 19, a second driving motor 20, a third driving motor 21, a second speed reducer 22, a second spline sleeve 23, a first bearing 24, a second outer shell 25, a second turbine 26, a second worm 27, a fourth driving motor 28, a cam 29, a cam 30, a sealing ring 31, a third spline sleeve 32, a second bearing 33, a sealing ring table 34, a universal plug seal 34, an O-shaped sealing ring 35, a sealing gland 36 and an installation gland 37.
Detailed Description
The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.
In the present invention, for convenience of description, the description of the relative positional relationship of the components is described according to the layout pattern of fig. 1 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The invention is further described with reference to the following examples and figures:
the first embodiment is as follows: as shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, and 9, the rotary wheel type nozzle bushing includes a central shaft 1, a valve cover 2, a nozzle bushing 3, a seal sleeve 9, and a nozzle frame 4, wherein an installation cavity 5 with a leftward opening is formed in the nozzle bushing 3, a liquid outlet 6 capable of communicating with the installation cavity 5 is formed in the right side of the nozzle bushing 3, and the seal sleeve 9 with a left end located in the installation cavity 5 is fixedly installed in the liquid outlet 6; a liquid inlet 7 which can be communicated with the mounting cavity 5 is arranged at the rear side of the oil nozzle sleeve 3, an oil nozzle frame 4 is arranged in the mounting cavity 5 corresponding to the right position of the liquid inlet 7, at least two oil nozzle mounting holes which are communicated left and right are distributed on the oil nozzle frame 4 along the circumference, the oil nozzle mounting hole positioned at the uppermost position corresponds to the position of the liquid outlet 6, a central shaft 1 at the left side of the oil nozzle sleeve 3 is fixedly arranged at the center of the left side of the oil nozzle frame 4, and an anti-falling device is arranged on the central shaft 1 corresponding to the left position of the oil nozzle frame 4; the outer side of the middle part of the central shaft 1 is provided with a valve cover 2, the right side of which is fixedly arranged with the left side of the oil nozzle sleeve 3; a moving mechanism which can enable the central shaft 1 to move axially is arranged on the outer side of the left part of the central shaft 1 corresponding to the left position of the valve cover 2, and a rotating mechanism which can enable the central shaft 1 to rotate around the axis of the central shaft 1 is arranged on the outer side of the left part of the central shaft 1. In the using process, after the prior known oil nozzles 8 with different specifications are arranged in the oil nozzle mounting holes, the right end of the oil nozzle 8 in the uppermost oil nozzle mounting hole is positioned in the sealing sleeve 9, the oil nozzle is arranged in the prior known oil nozzle 8 manifold, the produced crude oil enters the oil nozzle sleeve 3 from the liquid inlet 7 after passing through the plate valve, then is subjected to pressure reduction and throttling through the oil nozzle 8 on the oil nozzle frame 4, flows out of the oil nozzle sleeve 3 from the liquid outlet 6 and enters a subsequent pipeline through the plate valve; by arranging the sealing sleeve 9, the oil nozzles 8 except the oil nozzle 8 in the sealing sleeve 9 are prevented from being communicated with the liquid outlet 6; the central shaft 1 is axially moved leftwards through the moving mechanism, the oil nozzle 8 is dragged out of the sealing sleeve 9, namely, the oil nozzle frame 4 is dragged into the left part of the mounting cavity 5, then the oil nozzles 8 at different positions correspond to the positions of the liquid outlet 6 through the rotating mechanism, namely, the replacement of the oil nozzle 8 is completed, finally, the moving mechanism is moved rightwards through the central shaft 1 to axially reset the oil nozzle frame 4, namely, the right end of the oil nozzle 8 in the uppermost oil nozzle mounting hole is inserted into the sealing sleeve 9, so that the situation that the oil nozzle 8 in the oil nozzle sleeve 3 is single, the oil nozzle 8 is replaced by disassembling the oil nozzle sleeve 3, and the pressure reduction throttling of different requirements is realized; the anti-falling device is arranged to prevent the oil nozzle 8 from being separated from the oil nozzle frame 4 under the action of reverse pressure; through setting up slewing mechanism and moving mechanism dual drive, make center pin 1 more reliable and more stable when removing and rotate. According to the requirements, six left and right through oil nozzle mounting holes are uniformly distributed on the oil nozzle frame 4 along the circumference and are used for mounting oil nozzles 8 with different drift diameters, so that different production requirements are met; in addition, the valve cover 2 and the oil nozzle sleeve 3 are fixedly installed through the prior known technology, such as flange connection and the like; the existing known sealing devices such as an O-shaped sealing ring, a flooding plug seal and the like are arranged between the sealing sleeve 9 and the oil nozzle 8 in the sealing sleeve, so that the sealing property between the sealing sleeve and the oil nozzle is ensured; the central shaft 1 and the nozzle block 4 can be fixed together by using a known fixing and mounting method, such as bolt connection, integral arrangement, and the like.
The runner type oil nozzle sleeve can be further optimized or/and improved according to actual needs:
example two: as shown in fig. 1, 2 and 3, the moving mechanism comprises a hydraulic station, a hydraulic pipeline, a cylinder body 10, a piston ring 12 and a cylinder cover 11, the cylinder body 10 with the left end positioned on the left side is fixedly installed on the inner side of the left part of the valve cover 2, a central shaft 1 capable of moving left and right along the axis of the central shaft 1 is arranged in the cylinder body 10, the central shaft 1 comprises a piston rod and a plugging rod, and the right end of the piston rod is fixedly installed with the left end of the plugging rod; the left end of the piston rod is positioned at the left side of the cylinder body 10, the outer side of the right part of the piston rod is provided with a piston ring 12 positioned at the inner side of the left part of the cylinder body 10, and a sealing annular table is arranged in the cylinder body 10 corresponding to the position of the right side of the piston ring 12; a cylinder cover 11 is fixedly installed on the inner side of the left end of the cylinder body 10, and the hydraulic station is connected with the cylinder body 10 through a hydraulic pipeline. In the using process, the piston rod moves left and right in the cylinder body 10 through the hydraulic station, namely the axial movement of the central shaft 1 is completed. Depending on the requirements, the hydraulic station is known in the art and may be YZBW-B1.5-1-2 in han force.
As shown in fig. 1, 2 and 3, the transmission mechanism includes a first driving motor 13, a first reducer 14, a connecting sleeve 15 and a first spline housing 16, the connecting sleeve 15 with a left end located on the left side of the piston rod is fixedly installed at the left end of the cylinder 10, the first reducer 14 is fixedly installed at the inner side of the left end of the connecting sleeve 15, the input end of the first reducer 14 is in transmission connection with the output shaft of the first driving motor 13, the output end of the first reducer 14 is in transmission connection with the left end of the piston rod through the first spline housing 16, and the first driving motor 13 and the hydraulic station are respectively connected with the first control module. During the use process, the central shaft 1 rotates around the axis of the central shaft by the first driving motor 13; remote control of the hydraulic station and the first drive motor 13 is achieved by means of a first control module. According to requirements, the first control module is the prior known technology, such as PLC and the like, and the model of the first control module can be Siemens S7-200 SMART; the first driving motor 13 is a well-known motor, such as a servo motor, and may be of the type park EX430 EAL; the first retarder 14 is known in the art, such as a harmonic retarder, which may be of the type LHSG-32-100-C-II; the first spline housing 16 is well known in the art and may be a spline pair; the connecting sleeve 15 is a flange nipple known in the art.
As shown in fig. 1, 2 and 3, the cylinder further comprises an O-ring 35, the O-ring 35 is arranged between the inner side of the sealing ring platform and the outer side of the piston rod, the O-ring 35 is arranged between the outer side of the piston ring 12 and the inner side of the cylinder body 10, the O-ring 35 is arranged between the inner side of the cylinder cover 11 and the outer side of the piston rod, and the O-ring 35 is arranged between the outer side of the cylinder cover 11 and the inner side of the cylinder body 10. In the use process, the sealing performance in the cylinder body 10 is ensured by arranging the O-shaped sealing ring 35.
Example three: as shown in fig. 4, 5, and 6, the moving mechanism includes a first outer housing 17, a first worm gear 18, a first worm 19, and a second driving motor 20, the first outer housing 17 with a left end located at the left side of the central shaft 1 is fixedly installed at the left end of the valve cover 2, a first transmission external thread is disposed on the outer side of the left portion of the central shaft 1, the first outer housing 17 corresponding to the outer side of the left portion of the first transmission external thread is provided with the first worm gear 18, a first transmission internal thread matched with the first transmission external thread is disposed on the inner side of the first worm gear 18, a first left limit ring table is disposed on the inner side of the first outer housing 17 corresponding to the left side of the first worm gear 18, and a first right limit ring table is disposed on the inner side of the left end of the valve cover 2 corresponding to the right side of the first worm gear 18; the upper part of the first outer shell 17 is provided with a first worm 19 which is connected with the outer side of the first worm wheel 18 in a transmission way, the front end of the first worm 19 is positioned in front of the first outer shell 17, and the front end of the first worm 19 is connected with an output shaft of a second driving motor 20 in a transmission way. In the use process, the first worm wheel is matched with the first worm 19, so that the central shaft 1 moves left and right in the cylinder body 10, namely, the axial movement of the central shaft 1 is completed. The second driving motor 20 is a well-known motor, such as a servo motor, and can be of type park EX430 EAL; in addition, the rear end of the first worm 19 is located behind the first outer shell 17, and a first hand wheel is fixedly mounted at the rear end of the first worm 19, so that the worm can be rotated by the first hand wheel.
As shown in fig. 4, 5, and 6, the vehicle-mounted central shaft further includes a second control module, the transmission mechanism includes a third driving motor 21, a second speed reducer 22, and a second spline housing 23, the second speed reducer 22 is fixedly mounted on the inner side of the left end of the first outer housing 17, the input end of the second speed reducer 22 is in transmission connection with the output shaft of the third driving motor 21, the output end of the second speed reducer 22 is in transmission connection with the left end of the central shaft 1 through the second spline housing 23, and the second driving motor 20 and the third driving motor 21 are respectively connected with the second control module. During use, the central shaft 1 rotates around the axis thereof through the third driving motor 21; remote control of the second drive motor 20 and the third drive motor 21 is achieved by the second control module. The second control module is the prior known technology, such as PLC, and the model thereof can be Siemens S7-200 SMART; the second driving motor 20 and the third driving motor 21 are both well-known in the art, such as a servo motor, and the model thereof may be park EX430 EAL; the second retarder 22 is known in the art, such as a harmonic retarder, which may be of the type LHSG-32-100-C-II; the second spline housing 23 is well known in the art and may be a spline pair.
As shown in fig. 4, 5 and 6, the first turbine 18 further includes a first bearing 24, and the first bearing 24 is disposed outside the left end and outside the right end of the first turbine 18. With this arrangement, friction is reduced as the first turbine 18 rotates during use.
Example four: as shown in fig. 7, 8 and 9, the moving mechanism includes a second outer housing 25, a second worm wheel 26, a second worm 27 and a fourth driving motor 28, the second outer housing 25 with a left end located on the left side of the central shaft 1 is fixedly mounted at the left end of the valve cover 2, a second transmission external thread is arranged on the outer side of the left portion of the central shaft 1, the second outer housing 25 corresponding to the outer side position of the left portion of the second transmission external thread is internally provided with the second worm wheel 26, a second transmission internal thread matched with the second transmission external thread is arranged on the inner side of the second worm wheel 26, a second left limit ring table is arranged on the inner side of the second outer housing 25 corresponding to the left side position of the second worm wheel 26, and a second right limit ring table is arranged on the inner side of the left end of the valve cover 2 corresponding to the right side position of the second worm wheel 26; the upper part of the second outer shell 25 is provided with a second worm 27 which is connected with the outer side of the second worm wheel 26 in a transmission way, the front end of the second worm 27 is positioned in front of the second outer shell 25, and the front end of the second worm 27 is connected with the output shaft of a fourth driving motor 28 in a transmission way. In the use process, the second worm wheel is matched with the second worm 27, so that the central shaft 1 moves left and right in the cylinder body 10, namely, the axial movement of the central shaft 1 is completed. The fourth drive motor 28 is conventional, such as a servo motor, and may be of the park EX430EAL type; in addition, the rear end of the second worm 27 is located behind the second outer housing 25, and a second hand wheel is fixedly mounted at the rear end of the second worm 27, so that the rotation of the worm can be realized through the rotation of the second hand wheel.
As shown in fig. 7, 8 and 9, the hydraulic control device further comprises a third control module, the transmission mechanism comprises a cam divider 29 and a third spline housing 31, a cam packer is fixedly mounted at the left end of the second housing 25, an output shaft of the cam divider 29 is in transmission connection with the left end of the central shaft 1 through the third spline housing 31, and the fourth drive motor 28 and the cam packer are respectively connected with the third control module. During use, the central shaft 1 is rotated around its own axis by the cam divider 29; remote control of the fourth drive motor 28 and the cam divider 29 is achieved by the third control module. According to the requirement, the third control module is the prior known technology, such as PLC, and the model thereof can be Siemens S7-200 SMART; the fourth driving motor 28 is a conventional motor, such as a servo motor, which may be of the park EX430EAL type; the third spline housing 31 is well known in the art and may be a spline pair; the cam divider 29 is known in the art and may be of the 9AD or 11AD series.
As shown in fig. 7, 8 and 9, the turbine further includes a second bearing 32, and the second bearing 32 is disposed outside the left end and outside the right end of the second turbine 26. With this arrangement, friction is reduced as the second turbine 26 rotates during use.
Example five: as shown in the attached figures 1, 2, 3, 4, 5, 6, 7, 8 and 9, the anti-falling device is an installation gland 37, a first installation ring groove and a second installation ring groove are sequentially arranged on the outer side of the right end of a central shaft 1 from right to left, the inner diameter of the second installation ring groove is larger than that of the first installation ring groove, the installation gland 37 is sleeved on the outer side of the right part of the central shaft 1 corresponding to the position of the second installation ring groove, a nozzle holder 4 with the right end positioned on the right side is sleeved on the outer side of the right end of the central shaft 1 corresponding to the position of the first installation ring groove, an outer key groove is arranged on the inner side of the nozzle holder 4 corresponding to the position of the outer key groove, a key block with the outer end positioned in the inner key groove is arranged in the outer key groove, a thread through hole is arranged in the center of the right side of the nozzle holder 4, a thread blind hole is arranged in the center of the right side of the central shaft 1 corresponding to the thread through hole, and a fixing bolt with the left end fixedly installed in the threaded blind hole is fixedly installed in the threaded through hole. In the use process, the central shaft 1 and the oil nozzle frame 4 are convenient to mount together through the arrangement, the oil nozzle frame 4 rotates and moves along with the central shaft 1 more stably, and according to different use requirements, in the third embodiment and the fourth embodiment, the central shaft 1 and the oil nozzle frame 4 can be integrally arranged, so that the oil nozzle frame has better rigidity and precision; further, the installation of the mounting cover 37 prevents the nozzle tip 8 in the nozzle tip holder 4 from being pushed out of the nozzle tip holder 4 by the reverse pressure.
As shown in the attached drawings 1, 2, 3, 4, 5, 6, 7, 8 and 9, the oil nozzle cover further comprises a sealing ring 30, a sealing ring table 33 positioned in the installation cavity 5 is fixedly installed on the right side of the valve cover 2, and at least one sealing ring 30 is arranged between the outer side of the middle of the sealing ring table 33 and the inner side of the left part of the oil nozzle sleeve 3 at a left-right interval. By this arrangement, the sealing between the nipple 3 and the valve cover 2 is ensured during use.
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, further comprising a sealing assembly, wherein the sealing assembly comprises a stopper seal 34 and a sealing gland 36, a sealing ring groove is arranged inside the sealing ring table 33, the stopper seal 34 is arranged outside the central shaft 1 corresponding to the left part of the sealing ring groove, the sealing gland 36 is arranged outside the central shaft 1 corresponding to the right part of the sealing ring groove, and the sealing gland 36 is fixedly installed inside the sealing ring groove. By this arrangement, the tightness between the central shaft 1 and the valve cover 2 is ensured during use.
The above technical features constitute the best embodiment of the present invention, which has strong adaptability and best implementation effect, and unnecessary technical features can be increased or decreased according to actual needs to meet the requirements of different situations.
Claims (14)
1. A rotating wheel type oil nozzle sleeve is characterized by comprising a central shaft, a valve cover, an oil nozzle sleeve, a sealing sleeve and an oil nozzle frame, wherein an installation cavity with a leftward opening is formed in the oil nozzle sleeve; the rear side of the oil nozzle sleeve is provided with a liquid inlet which can be communicated with the mounting cavity, an oil nozzle frame is arranged in the mounting cavity corresponding to the right position of the liquid inlet, at least two oil nozzle mounting holes which are communicated left and right are distributed on the oil nozzle frame along the circumference, the oil nozzle mounting hole positioned at the uppermost position corresponds to the position of the liquid outlet, the center of the left side of the oil nozzle frame is fixedly provided with a central shaft of which the left part is positioned at the left side of the oil nozzle sleeve, and the central shaft corresponding to the left position of the oil nozzle frame is provided with an anti-falling device; the outer side of the middle part of the central shaft is provided with a valve cover of which the right side is fixedly arranged with the left side of the oil nozzle sleeve; a moving mechanism which can enable the central shaft to move axially is arranged on the outer side of the left part of the central shaft corresponding to the left position of the valve cover, and a rotating mechanism which can enable the central shaft to rotate around the axis of the central shaft is arranged on the outer side of the left part of the central shaft; the anti-dropping device is an installation gland, a first installation ring groove and a second installation ring groove are sequentially arranged on the outer side of the right end of the central shaft from right to left, the inner diameter of the second installation ring groove is larger than that of the first installation ring groove, the right part of the central shaft corresponding to the second mounting ring groove is sleeved with a mounting gland, the right end of the central shaft corresponding to the first mounting ring groove is sleeved with a nozzle support with the right end positioned at the right part, an outer key groove at the right part of the central shaft corresponding to the middle position of the first mounting ring groove, an inner key groove arranged at the inner side of the oil nozzle frame corresponding to the outer key groove, a key block with the outer end positioned in the inner key groove arranged in the outer key groove, a threaded through hole arranged at the right center of the oil nozzle frame, the center of the right side of the central shaft corresponding to the position of the threaded through hole is provided with a threaded blind hole, and a fixing bolt with the left end fixedly arranged in the threaded blind hole is fixedly arranged in the threaded through hole.
2. The rotary nozzle bushing according to claim 1, wherein the moving mechanism comprises a hydraulic station, a hydraulic pipeline, a cylinder body, a piston ring and a cylinder cover, the cylinder body with the left end located at the left side is fixedly installed on the inner side of the left part of the valve cover, a central shaft capable of moving left and right along the axis of the central shaft is arranged in the cylinder body, the central shaft comprises a piston rod and a plugging rod, and the right end of the piston rod is fixedly installed with the left end of the plugging rod; the left end of the piston rod is positioned at the left side of the cylinder body, the outer side of the right part of the piston rod is provided with a piston ring positioned at the inner side of the left part of the cylinder body, and a sealing annular table is arranged in the cylinder body corresponding to the position of the right side of the piston ring; a cylinder cover is fixedly arranged on the inner side of the left end of the cylinder body, and the hydraulic station is connected with the cylinder body through a hydraulic pipeline.
3. The rotary nozzle sleeve according to claim 2, further comprising a first control module, wherein the transmission mechanism comprises a first driving motor, a first speed reducer, a connecting sleeve and a first spline sleeve, the connecting sleeve with a left end located at the left side of the piston rod is fixedly mounted at the left end of the cylinder body, the first speed reducer is fixedly mounted at the inner side of the left end of the connecting sleeve, the input end of the first speed reducer is in transmission connection with the output shaft of the first driving motor, the output end of the first speed reducer is in transmission connection with the left end of the piston rod through the first spline sleeve, and the first driving motor and the hydraulic station are respectively connected with the first control module.
4. The rotary nozzle bushing according to claim 2, further comprising an O-ring seal disposed between the inner side of the seal ring and the outer side of the piston rod, an O-ring seal disposed between the outer side of the piston ring and the inner side of the cylinder, an O-ring seal disposed between the inner side of the cylinder head and the outer side of the piston rod, and an O-ring seal disposed between the outer side of the cylinder head and the inner side of the cylinder.
5. The rotary nozzle bushing according to claim 3, further comprising an O-ring seal disposed between the inner side of the seal ring and the outer side of the piston rod, an O-ring seal disposed between the outer side of the piston ring and the inner side of the cylinder, an O-ring seal disposed between the inner side of the cylinder head and the outer side of the piston rod, and an O-ring seal disposed between the outer side of the cylinder head and the inner side of the cylinder.
6. The rotary nozzle bushing according to claim 1, wherein the moving mechanism comprises a first outer housing, a first worm gear, a first worm screw and a second driving motor, the first outer housing with a left end located at the left side of the central shaft is fixedly mounted at the left end of the valve cover, a first external transmission screw thread is arranged at the outer side of the left portion of the central shaft, the first worm gear is arranged in the first outer housing corresponding to the outer side of the left portion of the first external transmission screw thread, a first internal transmission screw thread matched with the first external transmission screw thread is arranged at the inner side of the first worm gear, a first left limit ring table is arranged at the inner side of the first outer housing corresponding to the left side of the first worm gear, and a first right limit ring table is arranged at the inner side of the left end of the valve cover corresponding to the right side of the first worm gear; the upper part of the first outer shell is provided with a first worm which is in transmission connection with the outer side of the first turbine, the front end of the first worm is positioned in front of the first outer shell, and the front end of the first worm is in transmission connection with an output shaft of the second driving motor; the rear end of the first worm is positioned behind the first outer shell, and a first hand wheel is fixedly mounted at the rear end of the first worm.
7. The rotary nozzle bushing according to claim 6, further comprising a second control module, wherein the transmission mechanism comprises a third driving motor, a second speed reducer and a second spline bushing, the second speed reducer is fixedly mounted inside the left end of the first outer casing, the input end of the second speed reducer is in transmission connection with the output shaft of the third driving motor, the output end of the second speed reducer is in transmission connection with the left end of the central shaft through the second spline bushing, and the second driving motor and the third driving motor are respectively connected with the second control module.
8. The rotary nozzle bushing according to claim 6, further comprising a first bearing, wherein the first bearing is disposed outside the left end and outside the right end of the first turbine.
9. The rotary nozzle bushing according to claim 7, further comprising a first bearing, wherein the first bearing is disposed outside the left end and outside the right end of the first turbine.
10. The rotary nozzle bushing according to claim 1, wherein the moving mechanism comprises a second outer housing, a second worm wheel, a second worm screw and a fourth driving motor, the left end of the valve cover is fixedly provided with the second outer housing with the left end positioned at the left side of the central shaft, the outer side of the left part of the central shaft is provided with a second transmission external thread, the second outer housing corresponding to the outer side position of the left part of the second transmission external thread is internally provided with the second worm wheel, the inner side of the second worm wheel is provided with a second transmission internal thread matched with the second transmission external thread, the inner side of the second outer housing corresponding to the left side position of the second worm wheel is provided with a second left limit ring table, and the inner side of the left end of the valve cover corresponding to the right side position of the second worm wheel is provided with a second right limit ring table; the upper part of the second outer shell is provided with a second worm which is in transmission connection with the outer side of the second turbine, the front end of the second worm is positioned in front of the second outer shell, and the front end of the second worm is in transmission connection with an output shaft of a fourth driving motor; the rear end of the second worm is positioned at the rear of the second outer shell, and a second hand wheel is fixedly installed at the rear end of the second worm.
11. The rotary nozzle bushing according to claim 10, further comprising a third control module, wherein the transmission mechanism comprises a cam divider and a third spline housing, a cam packer is fixedly mounted at the left end of the second housing, an output shaft of the cam divider is in transmission connection with the left end of the central shaft through the third spline housing, and a fourth driving motor and the cam packer are respectively connected with the third control module.
12. The rotary nozzle bushing as recited in claim 10, further comprising a second bearing disposed outside the left end and outside the right end of the second turbine.
13. The rotary nozzle bushing as recited in claim 11, further comprising a second bearing disposed outside the left end and outside the right end of the second turbine.
14. The rotary wheel type nozzle sleeve according to claim 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, further comprising a sealing ring, wherein a sealing ring platform located in the installation cavity is fixedly installed on the right side of the valve cover, and at least one sealing ring is arranged between the outer side of the middle part of the sealing ring platform and the inner side of the left part of the nozzle sleeve at intervals from left to right.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010372157.2A CN111472732B (en) | 2020-05-06 | 2020-05-06 | Rotary wheel type nozzle sleeve |
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| CN202010372157.2A CN111472732B (en) | 2020-05-06 | 2020-05-06 | Rotary wheel type nozzle sleeve |
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| CN111472732A CN111472732A (en) | 2020-07-31 |
| CN111472732B true CN111472732B (en) | 2022-05-17 |
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