CN109973988A - One kind rinsing rotating device for steam generator secondary side tube sheet flexibility body refuse - Google Patents
One kind rinsing rotating device for steam generator secondary side tube sheet flexibility body refuse Download PDFInfo
- Publication number
- CN109973988A CN109973988A CN201711464257.2A CN201711464257A CN109973988A CN 109973988 A CN109973988 A CN 109973988A CN 201711464257 A CN201711464257 A CN 201711464257A CN 109973988 A CN109973988 A CN 109973988A
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- steam generator
- rotary
- drive mechanism
- flange
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- 230000006978 adaptation Effects 0.000 claims abstract description 27
- 238000011010 flushing procedure Methods 0.000 claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 15
- 230000007704 transition Effects 0.000 claims description 22
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 125000004122 cyclic group Chemical group 0.000 claims description 5
- 238000005538 encapsulation Methods 0.000 claims description 5
- 210000003464 cuspid Anatomy 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 241000233855 Orchidaceae Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
- F22B37/52—Washing-out devices
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning In General (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention belongs to steam generator secondary side tube sheet flexibility mud gun douching technique fields, and in particular to a kind of steam generator secondary side tube sheet flexibility body refuse flushing rotating device, the rotating device include rotary drive mechanism, step drive mechanism and installation adaptation flange；The adaptation mounting flange and steam generator hand hole flange cooperate；Rotary drive mechanism is arranged on the outside of steam generator hand hole by adaptation mounting flange, rotary drive mechanism realizes that the flushing pipette tips protruded into steam generator or gun body are rotated around steam generator hand hole center line, and the flexible steel band being arranged in flushing pipette tips is made to rotate to specified angle；The step drive mechanism is arranged on the outside of steam generator hand hole by adaptation mounting flange, step drive mechanism driving rinses pipette tips or gun body and passes in and out steam generator along steam generator hand hole axis, is directed at the flexible steel band rinsed in pipette tips between different heat-transfer pipe pipes.
Description
Technical field
The invention belongs to steam generator secondary side tube sheet flexibility mud gun douching technique fields, and in particular to a kind of steam
Generator secondary side tube sheet flexibility body refuse rinses rotating device.
Background technique
Due to the serious consequence that steam generator secondary side tube sheet subsidence settling may cause steam generator, body refuse
It is cleared into an important component for nuclear power station steam generator maintenance management.After steam generator longtime running
Time hardness formed and rigid body refuse, between needing the flexible steel band for carrying high-pressure hose protruding into heat-transfer pipe pipe, reduce high pressure water
The energy loss of jet stream improves flushing effect.
Flexible body refuse flushing device is mounted on steam generator hand hole flange, and flexible body refuse flushing pushes away draw guns head and gun body
At steam generator hand hole center along the piping lane axis stepping of steam generator center, it is aligned between different heat-transfer pipe pipes, and by pushing away
Head of drawing guns protrudes into flexible high pressure pipe between heat-transfer pipe pipe.But there are also certain height between hand hole flange center and heat-transfer pipe tube sheet
H, in order to enable the spirt of flexible steel band front end close to heat-transfer pipe tube sheet, the steel band protruded between heat-transfer pipe pipe also needs to rotate certain angle
Degree, as shown in Figure 1, it is α that flexible steel band, which need to rotate angle, when wherein rinsing farthest row's heat-transfer pipe；When rinsing row's heat-transfer pipe recently,
It is β that flexible steel band, which need to rotate angle,.
Summary of the invention
The purpose of the present invention is to provide the gun body rotating dress that a kind of steam generator secondary side tube sheet flexibility body refuse rinses
It sets, the flexible steel band protruded between heat-transfer pipe pipe is rotated by a certain angle, make the nozzle of flexible steel band front end close to heat-transfer pipe tube sheet,
Improve flexible irrigation effect.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is that:
The gun body rotating device that a kind of steam generator secondary side tube sheet flexibility body refuse of the present invention rinses, the rotating device packet
Include rotary drive mechanism, step drive mechanism and installation adaptation flange；
The adaptation mounting flange and steam generator hand hole flange cooperate；Rotary drive mechanism passes through adaptation mounting flange
It is arranged on the outside of steam generator hand hole, rotary drive mechanism realizes the flushing pipette tips protruded into steam generator or gun body around steaming
The rotation of vapour generator hand hole center line makes the flexible steel band being arranged in flushing pipette tips rotate to specified angle；
The step drive mechanism is arranged on the outside of steam generator hand hole by adaptation mounting flange, step drive mechanism
Driving rinses pipette tips or gun body and passes in and out steam generator along steam generator hand hole, makes the flexible steel band rinsed in pipette tips alignment not
Between same heat-transfer pipe pipe.
The rotary drive mechanism includes rotary drive motor, outer sleeve and inner sleeve；
The outer sleeve is fixed by installation adaptation flange with steam generator hand hole flange, and the inner sleeve setting is outside
In sleeve, rinses pipette tips and be fixed in inner sleeve, rotary drive motor drives inner sleeve to rotate relative to outer sleeve；
The outer sleeve is the flanged (FLGD) cylinder in end, and outer sleeve is the supporter of inner sleeve rotation, outer sleeve end method
It is blue to be connect with adaptation mounting flange.
The rotary drive mechanism further includes rotation gear wheel, rotary worm, rotation of worm gear and rotating box；The rotation
Cabinet is that " 6 " font empties cabinet, and rotating box is connect with outer sleeve；The rotary worm and rotation of worm gear are arranged in rotary box
In vivo；The rotary drive motor output shaft is connect with rotation gear wheel, and rotation gear wheel is engaged with rotary worm, rotary worm
It is engaged with rotation of worm gear, mounting hole is opened at worm gear center, and worm gear mounting hole is covered at left section of inner sleeve；Rotary drive mechanism passes through rotation
Gear wheel, rotary worm and rotation of worm gear driving inner sleeve rotation.
The rotary drive mechanism further includes rotary pinion, encodes axis, rotary encoder and rotation terminal box；The rotation
Switching wire box is cylindrical cavity structure, and the rotary drive motor rotates gear wheel, rotary pinion, and coding axis and rotation are compiled
Code device is arranged in rotating box, and rotation connector cover is closed in rotating box section of stretching out；The rotary pinion and rotation canine tooth
Wheel engagement, rotary pinion and coding axis connection, coding axis are connect with rotary encoder；Rotate canine tooth wheel drive rotary pinion
Rotation, rotary pinion drive coding axis rotation to realize rotary encoder work, rotary encoder record rotation angle.
The rotary drive mechanism further includes transition cover and clamping cap；The transition cover position is cyclic structure with the level,
Transition cover setting is in inner sleeve left end end, and the clamping cap position is cyclic structure, and clamping cap setting is in transition cover outer, limitation
The axial movement of transition cover and inner sleeve.
The rotary drive mechanism further includes rotational position detecting sensors；The rotational position detecting sensors is for marking
Note rotation zero-bit, rotational position detecting sensors are arranged in rotating box side.
The step drive mechanism is fixed on the outside of the transition cover lower edge of rotary drive mechanism by connecting plate, stepper drive
Mechanism is rotated with inner sleeve；
The step drive mechanism includes stepper motor lid, stepper drive motors, shaft coupling, stepping worm screw, stepping cabinet,
Stepping worm gear, stepping output gear, connecting shaft and step pinion；
In stepping cabinet left lower, stepper motor lid lid is closed in stepper drive motors for the stepper drive motors setting
On；The shaft coupling, stepping worm screw, stepping worm gear, stepping output gear, connecting shaft and step pinion are arranged in stepping cabinet
It is interior, it is fixed on the outside of the transition cover lower edge of rotary drive mechanism on the right side of stepping cabinet by connecting plate；The stepper drive motors
Output shaft is connect by shaft coupling with stepping worm end, and the stepping worm screw engages with stepping worm gear, and stepping worm gear is located at step
Above into worm screw, stepping worm gear is connect by connecting shaft with step pinion, step pinion and the engagement of stepping output gear, step
It is located at right above step pinion into output gear, the stepping output gear protrudes stepping cabinet upper surface, stepping output gear
It takes turns and engages transmitting load with the rack gear rinsed in pipette tips or gun body.
The step drive mechanism further includes that stepping encoder, stepping terminal box and stepping position check sensor；It is described
Stepping encoder records step distance, and stepping encoder is connected to connection shaft end, and stepping connector cover is closed in stepping encoder
The encapsulation to stepping encoder is realized in outside；
The stepping position checks that sensor setting in stepping cabinet side, protrudes into gun body in steam generator for monitoring
Length.
The step drive mechanism further includes rotary shaft；The stepping cabinet lower right corner passes through rotary shaft and connecting plate lower end
Connection, stepping cabinet can be rotated around rotary shaft；When stepping cabinet is opened around rotary shaft, facilitates and rinse pipette tips and gun body installation；
When stepping cabinet, which is rotated around rotary shaft to stepping cabinet wall surface, to be bonded with connecting plate, by housing screw by stepping cabinet and company
Fishplate bar is fixed.
The rotating device further includes attachment screw, Top fastening screw and positioning pin；The adaptation mounting flange include handle and
Flange connecting plate；Handle is set at the top of the flange connecting plate；The flange connecting plate center is provided with circular hole, and outer sleeve setting exists
In flange connecting plate center hole, two corners are machined with screw hole and pin hole respectively on the same diagonal line of flange connecting plate,
The screw hole two sides are symmetrily processed with top hole；Attachment screw passes through screw hole and flange connecting plate is fixed on steam generator
On the outside of flange hand hole, positioning pin is fixed on connecting plate by pin hole, realizes flange connecting plate and steam generator flange hand hole
Positioning；
The Top fastening screw is arranged in top hole, and the Top fastening screw is for adjusting pipette tips and steam generator central tube
Concentricity between corridor.
Of the invention has the technical effect that:
(1) the gun body rotating device that a kind of steam generator secondary side tube sheet flexibility body refuse of the present invention rinses, is able to achieve and pushes away
It draws guns and head and its stretches out steel band and rotated around center piping lane axis, so that the nozzle of steel band front end is adjacent to tube sheet, and cover between the pipe
All ranges.
(2) the gun body rotating device that a kind of steam generator secondary side tube sheet flexibility body refuse of the present invention rinses, uses worm gear
Worm drive, rotation or step motion are able to achieve self-locking, raising safety afterwards in place.
(3) the gun body rotating device that a kind of steam generator secondary side tube sheet flexibility body refuse of the present invention rinses, stepper drive
Device is fixed with inner sleeve, is rotated with inner sleeve, guarantees that stepper drive gear is engaged with gun body rack gear.
(4) the gun body rotating device that a kind of steam generator secondary side tube sheet flexibility body refuse of the present invention rinses, rotation driving
And stepper drive is provided with corresponding sensor and encoder, can record its amount of exercise and real time position in real time, improves and rinses peace
Quan Xing.
(5) the gun body rotating device that a kind of steam generator secondary side tube sheet flexibility body refuse of the present invention rinses, the whole series rotation
The screw and guide pin that driving device is adapted on flange by installation are mounted on steam generation hand hole flange, not only assembly and disassembly side
Just, and steam generator will not be damaged；
(6) the gun body rotating device that a kind of steam generator secondary side tube sheet flexibility body refuse of the present invention rinses, installation adaptation
Flange is equipped with Top fastening screw, can adjust the concentricity between pipette tips and steam generator center piping lane, avoid along inner sleeve into
Enter steam generator center piping lane pushes away draw guns head and steam generator flow distribution baffle or lower stopper interference and collision.
Detailed description of the invention
Fig. 1 is that a kind of flushing pipette tips flexible steel band nozzle of the present invention is adjacent to tubing plate rotating angle schematic diagram；
Fig. 2 is that a kind of steam generator secondary side tube sheet flexibility body refuse of the present invention rinses rotating device main view；
Fig. 3 is that a kind of steam generator secondary side tube sheet flexibility body refuse flushing rotating device rotary drive mechanism of the present invention cuts open
View；
Fig. 4 is that a kind of steam generator secondary side tube sheet flexibility body refuse flushing rotating device step drive mechanism of the present invention cuts open
View；
Fig. 5 is that a kind of steam generator secondary side tube sheet flexibility body refuse flushing rotating device installation adaptation flange of the present invention shows
It is intended to；
In figure: 1- rotary drive mechanism；2- step drive mechanism；3- installation adaptation flange；4- rotary drive motor；5- rotation
Turn gear wheel；6- rotary worm；7- rotation of worm gear；8- rotating box；9- rotary pinion；10- encodes axis；11- rotary coding
Device；12- rotates terminal box；13- transition cover；14- clamping cap；15- outer sleeve；16- inner sleeve；The rotation position 17- detection sensing
Device；18- rotates zero-bit sign screw；19- housing screw；20- stepper motor lid；21- stepper drive motors；22- shaft coupling；
23- stepping worm screw；24- stepping cabinet；25- rotary shaft；26- connecting plate；27- stepping worm gear；28- stepping output gear；29- step
Into position detection sensor；30- step pinion；31- stepping encoder；32- stepping terminal box；33- connecting shaft；34- handle；
35- attachment screw；36- Top fastening screw；37- flange connecting plate；38- positioning pin.
Specific embodiment
A kind of steam generator secondary side tube sheet flexibility body refuse of the present invention is rushed with attached drawing With reference to embodiment
Wash rotating device detailed description.
As shown in Figures 1 to 5, a kind of steam generator secondary side tube sheet flexibility body refuse of the present invention rinses rotating device, packet
Include rotary drive mechanism 1, step drive mechanism 2 and installation adaptation flange 3；
The adaptation mounting flange 1 cooperates with steam generator hand hole flange；Rotary drive mechanism 1 passes through adaptation Method for Installation
Orchid 1 is arranged on the outside of steam generator hand hole, and rotary drive mechanism 1 realizes the flushing pipette tips protruded into steam generator around steam
The rotation of generator hand hole center line makes the flexible steel band being arranged in flushing pipette tips rotate to specified angle；
The step drive mechanism 2 is arranged on the outside of steam generator hand hole by adaptation mounting flange 1, stepper drive machine
The driving of structure 2 rinses pipette tips and passes in and out steam generator along steam generator hand hole, keeps the flexible steel band rinsed in pipette tips alignment different
Heat-transfer pipe pipe between.
As shown in figure 3, the rotary drive mechanism 1 includes rotary drive motor 4, outer sleeve 15 and inner sleeve 16；
The outer sleeve 15 is fixed by installation adaptation flange 3 with steam generator hand hole flange, and the inner sleeve 16 is set
It sets in outer sleeve 15, rinses pipette tips and be fixed in inner sleeve 16, rotary drive motor 4 drives inner sleeve 16 relative to outer sleeve
The rotation for being fixed on and rinsing pipette tips in inner sleeve 16 is realized in 15 rotations；
The outer sleeve 15 is the flanged (FLGD) cylinder in end, and outer sleeve 15 is the supporter that inner sleeve 16 rotates, outer sleeve
15 end flanges are connect with adaptation mounting flange 3.
The rotary drive mechanism 1 further includes rotation gear wheel 5, rotary worm 6, rotation of worm gear 7 and rotating box 8；Institute
Stating rotating box 8 is that " 6 " font empties cabinet, and rotating box 8 is connect with outer sleeve 15；The rotary worm 6 and rotation of worm gear 7
It is arranged in rotating box 8；4 output shaft of rotary drive motor is connect with rotation gear wheel 5, rotation gear wheel 5 and rotation
Worm screw 6 engages, and rotary worm 6 and rotation of worm gear 7 engage, and mounting hole is opened at 7 center of worm gear, and 7 mounting hole of worm gear is covered in inner sleeve 16
Left section；Rotary drive mechanism 1 drives inner sleeve 16 to rotate by rotation gear wheel 5, rotary worm 6 and rotation of worm gear 7.
The rotary drive mechanism 1 further includes rotary pinion 9, encodes axis 10, rotary encoder 11 and rotation terminal box
12；The rotation terminal box 12 be cylindrical cavity structure, the rotary drive motor 4, rotate gear wheel 5, rotary pinion 9,
It encodes axis 10 and rotary encoder 11 is arranged in rotating box 8, the rotation lid of terminal box 12 is closed in 8 section of stretching out of rotating box, real
Now to the encapsulation of above-mentioned component；The rotary pinion 9 is engaged with rotation gear wheel 5, and rotary pinion 9 and coding axis 10 connect
It connects, coding axis 10 is connect with rotary encoder 11；Rotating gear wheel 5 drives rotary pinion 9 to rotate, and rotary pinion 9 drives
It encodes the rotation of axis 10 and realizes that rotary encoder 11 works, the record rotation angle of rotary encoder 11.
The rotary drive mechanism 1 further includes transition cover 13 and clamping cap 14；The ring of the transition cover 13 intermediate apertures
Shape structure, the setting of transition cover 13 is in 16 left end end of inner sleeve, the cyclic structure of the clamping cap 14 intermediate apertures, clamping cap
14 settings limit the axial movement of transition cover 13 and inner sleeve 16 in 13 outer of transition cover.
The rotary drive mechanism 1 further includes rotational position detecting sensors 17；The rotational position detecting sensors 17
Setting is in 8 side of rotating box, for marking rotation zero-bit.
As shown in figure 4, the step drive mechanism 2 is fixed on the transition cover 13 of rotary drive mechanism 1 by connecting plate 26
On the outside of lower edge, step drive mechanism 2 is rotated with inner sleeve 16；
The step drive mechanism 2 include stepper motor lid 20, stepper drive motors 21, shaft coupling 22, stepping worm screw 23,
Stepping cabinet 24, stepping worm gear 27, stepping output gear 28, connecting shaft 33 and step pinion 30；
The setting of stepper drive motors 21 is closed in 24 left lower of stepping cabinet, the lid of stepper motor lid 20 in stepper drive
On motor 21, the encapsulation to stepper drive motors 21 is realized；The shaft coupling 22, stepping worm screw 23, stepping worm gear 27, stepping is defeated
Gear 28 out, connecting shaft 33 and step pinion 30 are arranged in stepping cabinet 24, pass through connecting plate 26 on the right side of stepping cabinet 24
It is fixed on the outside of 13 lower edge of transition cover of rotary drive mechanism 1；21 output shaft of stepper drive motors by shaft coupling 22 with
The connection of 23 end of stepping worm screw, the stepping worm screw 23 engage with stepping worm gear 27, and stepping worm gear 27 is located on stepping worm screw 23
Side, stepping worm gear 27 are connect by connecting shaft 33 with step pinion 30, and step pinion 30 and stepping output gear 28 engage,
Stepping output gear 28 is located at right above step pinion 30, and the stepping output gear 28 protrudes 24 upper surface of stepping cabinet,
Stepping output gear 28 engages transmitting load, stepping output gear 28 and flushing pipette tips with the rack gear rinsed in pipette tips or gun body
On rack gear engagement simultaneously also limit inner sleeve 16 and flushing pipette tips between radial motion.
The step drive mechanism 2 further includes stepping encoder 31 and stepping terminal box 32；The stepping encoder 31 is remembered
Step distance is recorded, stepping encoder 31 is connected to 33 end of connecting shaft, and the lid of stepping terminal box 32 closes outside stepping encoder 31,
Realize the encapsulation to stepping encoder 31.
The step drive mechanism 2 further includes that stepping position checks sensor 29；The stepping position checks sensor 29
It is arranged in 24 side of stepping cabinet, for monitoring the length for protruding into gun body in steam generator.
The step drive mechanism 2 further includes rotary shaft 25；24 lower right corner of stepping cabinet is by rotary shaft 25 and even
The connection of 26 lower end of fishplate bar, stepping cabinet 24 can be rotated around rotary shaft 25；When stepping cabinet 24 is opened around rotary shaft 25, facilitate punching
Wash pipette tips and gun body installation；When stepping cabinet 24 is bonded to 24 wall surface of stepping cabinet with connecting plate 26 around the rotation of rotary shaft 25,
Stepping cabinet 24 and connecting plate 26 are fixed by housing screw 19, at this time stepping output gear 28 and flushing pipette tips or gun body
On rack gear engagement.
Setting rotation zero-bit sign screw 18 on the right side of the connecting plate 26, when rotational position detecting sensors 17 detects rotation
Turn zero-bit sign screw 18, this position is the rotation null positions of rotary drive mechanism 1.
As shown in figure 5, it further includes connecting that a kind of steam generator secondary side tube sheet flexibility body refuse of the present invention, which rinses rotating device,
Connect screw 35, Top fastening screw 36 and positioning pin 38；The adaptation mounting flange 3 includes handle 34 and flange connecting plate 37；It is described
Handle 34 is set at the top of flange connecting plate 37, facilitates transhipment；37 center of flange connecting plate is provided with circular hole, and outer sleeve 15 is arranged
In 37 center hole of flange connecting plate, on the same diagonal line of the flange connecting plate 37 two corners be machined with respectively screw hole and
Pin hole, the screw hole two sides are symmetrily processed with top hole；Attachment screw 35 passes through screw hole and is fixed on flange connecting plate 37
On the outside of steam generator flange hand hole, positioning pin 38 passes through pin hole and realizes flange connecting plate 37 and steam generator flange hand hole
Positioning；
The Top fastening screw 36 is arranged in top hole, and the Top fastening screw 36 is for adjusting flange connecting plate 37 and steam
Concentricity between the piping lane of generator center avoids the flushing pipette tips for entering steam generator center piping lane along inner sleeve 16 and steams
Vapour generator flow distribution baffle or lower stopper interference and collision.
Claims (10)
1. a kind of steam generator secondary side tube sheet flexibility body refuse rinses rotating device, it is characterised in that: the rotating device includes
Rotary drive mechanism, step drive mechanism and installation adaptation flange；
The adaptation mounting flange and steam generator hand hole flange cooperate；Rotary drive mechanism passes through adaptation mounting flange setting
On the outside of steam generator hand hole, rotary drive mechanism realizes that the flushing pipette tips protruded into steam generator or gun body are sent out around steam
Raw device hand hole center line rotation, makes the flexible steel band being arranged in flushing pipette tips rotate to specified angle；
The step drive mechanism is arranged on the outside of steam generator hand hole by adaptation mounting flange, step drive mechanism driving
It rinses pipette tips or gun body and passes in and out steam generator along steam generator hand hole, be directed at the flexible steel band rinsed in pipette tips different
Between heat-transfer pipe pipe.
2. a kind of steam generator secondary side tube sheet flexibility body refuse according to claim 1 rinses rotating device, feature
Be: the rotary drive mechanism includes rotary drive motor, outer sleeve and inner sleeve；
The outer sleeve is fixed by installation adaptation flange with steam generator hand hole flange, and the inner sleeve is arranged in outer sleeve
It is interior, it rinses pipette tips and is fixed in inner sleeve, rotary drive motor drives inner sleeve to rotate relative to outer sleeve；
The outer sleeve be the flanged (FLGD) cylinder in end, outer sleeve be inner sleeve rotation supporter, outer sleeve end flange with
It is adapted to mounting flange connection.
3. a kind of steam generator secondary side tube sheet flexibility body refuse according to claim 2 rinses rotating device, feature
Be: the rotary drive mechanism further includes rotation gear wheel, rotary worm, rotation of worm gear and rotating box；The rotary box
Body is that " 6 " font empties cabinet, and rotating box is connect with outer sleeve；The rotary worm and rotation of worm gear are arranged in rotating box
It is interior；The rotary drive motor output shaft with rotation gear wheel connect, rotation gear wheel engaged with rotary worm, rotary worm with
Mounting hole is opened at rotation of worm gear engagement, worm gear center, and worm gear mounting hole is covered at left section of inner sleeve；Rotary drive mechanism is big by rotation
Gear, rotary worm and rotation of worm gear driving inner sleeve rotation.
4. a kind of steam generator secondary side tube sheet flexibility body refuse according to claim 3 rinses rotating device, feature
Be: the rotary drive mechanism further includes rotary pinion, encodes axis, rotary encoder and rotation terminal box；The rotation
Terminal box is cylindrical cavity structure, and the rotary drive motor rotates gear wheel, and rotary pinion encodes axis and rotary coding
Device is arranged in rotating box, and rotation connector cover is closed in rotating box section of stretching out；The rotary pinion and rotation gear wheel
Engagement, rotary pinion and coding axis connection, coding axis are connect with rotary encoder；Rotate the rotation of canine tooth wheel drive rotary pinion
Turn, rotary pinion drives coding axis rotation to realize rotary encoder work, rotary encoder record rotation angle.
5. a kind of steam generator secondary side tube sheet flexibility body refuse according to claim 4 rinses rotating device, feature
Be: the rotary drive mechanism further includes transition cover and clamping cap；The transition cover position is cyclic structure with the level, transition
In inner sleeve left end end, the clamping cap position is cyclic structure for lid setting, and clamping cap setting limits transition in transition cover outer
The axial movement of lid and inner sleeve.
6. a kind of steam generator secondary side tube sheet flexibility body refuse according to claim 5 rinses rotating device, feature
Be: the rotary drive mechanism further includes rotational position detecting sensors；The rotational position detecting sensors is for marking
Zero-bit is rotated, rotational position detecting sensors is arranged in rotating box side.
7. a kind of steam generator secondary side tube sheet flexibility body refuse according to claim 1 rinses rotating device, feature
Be: the step drive mechanism is fixed on the outside of the transition cover lower edge of rotary drive mechanism by connecting plate, stepper drive machine
Structure is rotated with inner sleeve；
The step drive mechanism includes stepper motor lid, stepper drive motors, shaft coupling, stepping worm screw, stepping cabinet, stepping
Worm gear, stepping output gear, connecting shaft and step pinion；
In stepping cabinet left lower, stepper motor lid lid is closed in stepper drive motors for the stepper drive motors setting；Institute
Shaft coupling is stated, stepping worm screw, stepping worm gear, stepping output gear, connecting shaft and step pinion are arranged in stepping cabinet, walk
It is fixed on the outside of the transition cover lower edge of rotary drive mechanism on the right side of inlet body by connecting plate；The stepper drive motors output shaft
It is connect by shaft coupling with stepping worm end, the stepping worm screw engages with stepping worm gear, and stepping worm gear is located at stepping worm screw
Top, stepping worm gear are connect by connecting shaft with step pinion, step pinion and the engagement of stepping output gear, stepping output
Gear is located at right above step pinion, and the stepping output gear protrudes stepping cabinet upper surface, stepping output gear and punching
Wash the rack gear engagement transmitting load in pipette tips or gun body.
8. a kind of steam generator secondary side tube sheet flexibility body refuse according to claim 7 rinses rotating device, feature
Be: the step drive mechanism further includes that stepping encoder, stepping terminal box and stepping position check sensor；The stepping
Encoder records step distance, and stepping encoder is connected to connection shaft end, and stepping connector cover closes outside stepping encoder,
Realize the encapsulation to stepping encoder；
The stepping position checks that sensor is arranged in stepping cabinet side, for monitoring the length for protruding into gun body in steam generator
Degree.
9. a kind of steam generator secondary side tube sheet flexibility body refuse according to claim 8 rinses rotating device, feature
Be: the step drive mechanism further includes rotary shaft；The stepping cabinet lower right corner is connected by rotary shaft and connecting plate lower end
It connects, stepping cabinet can be rotated around rotary shaft；When stepping cabinet is opened around rotary shaft, facilitates and rinse pipette tips and gun body installation；When
Stepping cabinet is rotated around rotary shaft to stepping cabinet wall surface when being bonded with connecting plate, by housing screw by stepping cabinet with connect
Plate is fixed.
10. a kind of steam generator secondary side tube sheet flexibility body refuse according to claim 1 rinses rotating device, feature
Be: the rotating device further includes attachment screw, Top fastening screw and positioning pin；The adaptation mounting flange includes handle and flange
Connecting plate；Handle is set at the top of the flange connecting plate；The flange connecting plate center is provided with circular hole, and outer sleeve is arranged in flange
In connecting plate center hole, two corners are machined with screw hole and pin hole respectively on the same diagonal line of flange connecting plate, described
Screw hole two sides are symmetrily processed with top hole；Attachment screw passes through screw hole and flange connecting plate is fixed on steam generator flange
On the outside of hand hole, positioning pin is fixed on connecting plate by pin hole, and realization flange connecting plate is determined with steam generator flange hand hole
Position；
The Top fastening screw is arranged in top hole, the Top fastening screw for adjust pipette tips and steam generator center piping lane it
Between concentricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711464257.2A CN109973988B (en) | 2017-12-28 | 2017-12-28 | Be used for steam generator secondary side tube sheet flexible mud sediment to wash rotary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711464257.2A CN109973988B (en) | 2017-12-28 | 2017-12-28 | Be used for steam generator secondary side tube sheet flexible mud sediment to wash rotary device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109973988A true CN109973988A (en) | 2019-07-05 |
| CN109973988B CN109973988B (en) | 2024-02-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711464257.2A Active CN109973988B (en) | 2017-12-28 | 2017-12-28 | Be used for steam generator secondary side tube sheet flexible mud sediment to wash rotary device |
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| Country | Link |
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| CN (1) | CN109973988B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5065703A (en) * | 1987-03-18 | 1991-11-19 | Electric Power Research Institute, Inc. | Flexible lance for steam generator secondary side sludge removal |
| CN101196291A (en) * | 2006-10-31 | 2008-06-11 | 韩国电力公社 | Steam generator sludge lancing system with flexible inter-tube lance |
| US20090010378A1 (en) * | 2007-07-03 | 2009-01-08 | Westinghouse Electric Company Llc | Steam generator dual head sludge lance and process lancing system |
| CN206523090U (en) * | 2016-12-30 | 2017-09-26 | 核动力运行研究所 | A kind of flexible body refuse of rounded projections arranged heat-transfer pipe rinses pipette tips |
| CN207880809U (en) * | 2017-12-28 | 2018-09-18 | 核动力运行研究所 | One kind rinsing rotating device for steam generator secondary side tube sheet flexibility body refuse |
-
2017
- 2017-12-28 CN CN201711464257.2A patent/CN109973988B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5065703A (en) * | 1987-03-18 | 1991-11-19 | Electric Power Research Institute, Inc. | Flexible lance for steam generator secondary side sludge removal |
| CN101196291A (en) * | 2006-10-31 | 2008-06-11 | 韩国电力公社 | Steam generator sludge lancing system with flexible inter-tube lance |
| US20090010378A1 (en) * | 2007-07-03 | 2009-01-08 | Westinghouse Electric Company Llc | Steam generator dual head sludge lance and process lancing system |
| CN206523090U (en) * | 2016-12-30 | 2017-09-26 | 核动力运行研究所 | A kind of flexible body refuse of rounded projections arranged heat-transfer pipe rinses pipette tips |
| CN207880809U (en) * | 2017-12-28 | 2018-09-18 | 核动力运行研究所 | One kind rinsing rotating device for steam generator secondary side tube sheet flexibility body refuse |
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| CN109973988B (en) | 2024-02-09 |
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