CN207993496U - Presurized water reactor control rod drive mechanism - Google Patents
Presurized water reactor control rod drive mechanism Download PDFInfo
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- CN207993496U CN207993496U CN201820109166.0U CN201820109166U CN207993496U CN 207993496 U CN207993496 U CN 207993496U CN 201820109166 U CN201820109166 U CN 201820109166U CN 207993496 U CN207993496 U CN 207993496U
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- Prior art keywords
- pawl
- magnetic pole
- armature
- hook
- spring
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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
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The utility model belongs to nuclear reactor equipment technical field, disclose a kind of presurized water reactor control rod drive mechanism, including quill, it set gradually from top to bottom in the outside of described sleeve pipe axis and promotes magnetic pole, pawl magnetic pole, pawl armature, determined pawl magnetic pole, determine pawl armature and not-go-end nut, in the top connection buffer shaft for determining pawl magnetic pole and the pawl armature, pawl armature part is set in buffer shaft periphery, and the first hook is installed by first connecting rod in the buffer shaft.The utility model is by optimizing erection sequence, making control rod drive mechanism component that can realize versatility, unified installation method when mounted by modes such as specific purpose tools.
Description
Technical field
The utility model belongs to nuclear reactor equipment technical field, especially a kind of presurized water reactor control rod drive mechanism.
Background technology
Presurized water reactor control rod drive mechanism is the important mechanism of pressurized-water reactor, for control rod to be sent into reactor
Portion, the element precision and assembly precision of entire mechanism are required to higher.And for differential responses heap heap-type, various control rods
The structure of driving mechanism is different, and mounting means is also different, and installation process and installation tool can not achieve versatility, efficiency
It can not improve.
Utility model content
Purpose of the utility model is to solve above-mentioned technical problem, a kind of presurized water reactor control rod drive mechanism is provided
Assembly method, by optimizing erection sequence, making control rod drive mechanism component when mounted can be real by modes such as specific purpose tools
Existing versatility, unified installation method.
The technical scheme adopted by the utility model is that：
A kind of presurized water reactor control rod drive mechanism, characterized in that including quill 1, in the outside of described sleeve pipe axis 1 from upper
It is set gradually under and promotes magnetic pole 2, pawl magnetic pole 3, pawl armature 4, determine pawl magnetic pole 5, determine pawl armature 6 and not-go-end nut 7, it is described
Determine pawl magnetic pole 5 to be threadedly attached in below the middle part of described sleeve pipe axis 1, buffer shaft 8 is connected in the top for determining pawl magnetic pole 5
With the pawl armature 4,4 part of pawl armature is set in 8 periphery of buffer shaft, connects by first in the buffer shaft 8
Bar 9 install the first hook 10, between the first connecting rod 9 and the first hook 10, between first connecting rod 9 and pawl armature 4 and
It is rotatablely connected by axis pin 11 between first hook 10 and buffer shaft 8, it is corresponding with the first hook 10 on described sleeve pipe axis 1
Position opens up avoid holes, pawl spring 12 is installed above the pawl armature 4,12 top of pawl spring is pawl antifreeze plate
13, the pawl spring 12 supports to stand away between the pawl armature 4 and pawl antifreeze plate 13, in the pawl
The top setting pawl magnetic pole 3 of antifreeze plate 13,3 top installation first of the pawl magnetic pole promote spring 14, and first promotes spring
14 top for promoted antifreeze plate 15, it is described first promotion spring 14 support the pawl magnetic pole 3 and promoted antifreeze plate 15 between from
A distance is opened, installation promotion magnetic pole 2, the promotion magnetic pole 2 are threadedly attached in described on the promotion antifreeze plate 15
Pawl antifreeze plate 16 is determined in 1 lower end of quill in the lower section setting for determining pawl magnetic pole 5, and the lower section for determining pawl antifreeze plate 16 passes through
Determine the setting of latch spring 17 and determines pawl armature 6, it is described to determine pawl magnetic pole 5 and leave one section between pawl antifreeze plate 16 by determining latch spring 17 and determining
Distance, in the lower section setting not-go-end nut 7 for determining pawl armature 6, the not-go-end nut 7 is threadedly attached in described sleeve pipe axis
1 lower end.
Further, described to determine pawl armature 6 and divide to determine pawl armature upper semi-body 19 and determine pawl armature lower semi-body 20, it is described to determine pawl and hold in the mouth
Iron upper semi-body 19 and determine that feather key 21 is arranged between pawl armature lower semi-body 20, it is described determine to be arranged in pawl armature lower semi-body 20 determine claw hook
Pawl support tube 22 determines claw hook pawl support tube 22 and determines setting second between pawl armature lower semi-body 20 to promote spring 23, institute described
It states to determine to be arranged in claw hook pawl support tube 22 and second hook 25, the second connecting rod 24 and the second hook is installed by second connecting rod 24
Between 25, second connecting rod 24 and determines between pawl armature lower semi-body 20 and the second hook 25 and determine between claw hook pawl support tube 22
It is rotatablely connected by axis pin 11, avoid holes is opened up with hook corresponding position on described sleeve pipe axis 1.
Further, the upper end of the buffer shaft 8 passes through the pawl spring 12, pawl antifreeze plate 13, is located at the pawl
In magnetic pole 3.
Further, first hook 10, first connecting rod 9 are two, are oppositely arranged on the both sides of described sleeve pipe axis 1, institute
It is two to state the second hook 25, second connecting rod 24, is oppositely arranged on the both sides of described sleeve pipe axis 1.
Further, the promotion magnetic pole 2, pawl magnetic pole 3, determine pawl magnetic pole 5 and not-go-end nut 7 by lock-screw 18 with
Described sleeve pipe axis 1 is fixed.
The utility model has the beneficial effects that：
(1) driving mechanism structure is reasonable, and precision is high；
(2) by having carried out corresponding adjustment, the measurement adjustment of original assembling process intermediate gap to mounting technique before
It needs to measure by test-bed, now increases new assembly tooling, this part action is made directly to be measured in assembly,
Test-bed this link is eliminated, so that the time of component assembling is greatly shortened, and realize the versatility of each heap-type, greatly
It is big to improve efficiency.
Description of the drawings
Attached drawing 1 is the Standard schematic cross-sectional view of the utility model；
Attached drawing 2 is the utility model driving mechanism stereoscopic schematic diagram.
Label in attached drawing is respectively：
1. quill；2. promoting magnetic pole；
3. pawl magnetic pole；4. pawl armature；
5. determining pawl magnetic pole；6. determining pawl armature；
7. not-go-end nut；8. buffer shaft；
9. first connecting rod frame；10. the first hook；
11. axis pin；12. pawl spring；
13. pawl antifreeze plate；14. first promotes spring；
15. promoting antifreeze plate；16. determining pawl antifreeze plate；
17. determining latch spring；18. lock-screw；
19. determining pawl armature upper semi-body；20. determining pawl armature lower semi-body；
21. feather key；22. determining claw hook pawl support tube；
23. second promotes spring；24. second connecting rod；
25. the second hook；26. spring shield.
Specific implementation mode
It elaborates below in conjunction with the accompanying drawings to the specific implementation mode of the utility model presurized water reactor control rod drive mechanism.
Referring to attached drawing 1,2, presurized water reactor control rod drive mechanism includes quill 1, the outside of quill 1 from top to bottom according to
Secondary setting promotes magnetic pole 2, pawl magnetic pole 3, pawl armature 4, determines pawl magnetic pole 5, determines pawl armature 6 and not-go-end nut 7, determines pawl magnetic pole 5
It is threadedly attached in below the middle part of quill 1, in the top connection buffer shaft 8 and pawl armature 4 for determining pawl magnetic pole 5, pawl
4 part of armature is set in the periphery of buffer shaft 8, and the first hook 10 is installed by first connecting rod 9 in buffer shaft 8, first connecting rod 9 with
Pass through axis pin between first hook 10, between first connecting rod 9 and pawl armature 4 and between the first hook 10 and buffer shaft 8
11 rotation connections, avoid holes are opened up on quill 1 with 10 corresponding position of the first hook, and pawl is installed above pawl armature 4
Spring 12,12 top of pawl spring is pawl antifreeze plate 13, and pawl spring 12 supports between pawl armature 4 and pawl antifreeze plate 13
It stands away, the upper end of buffer shaft 8 passes through pawl spring 12, pawl antifreeze plate 13, is located in pawl magnetic pole 3.In pawl
The top setting pawl magnetic pole 3 of antifreeze plate 13, the 3 top installation first of pawl magnetic pole promote spring 14, and first is promoted on spring 14
It is square that promote antifreeze plate 15, the first promotion spring 14 supports to stand away between pawl magnetic pole 3 and promotion antifreeze plate 15,
It promotes installation on antifreeze plate 15 and promotes magnetic pole 2, promote magnetic pole 2 and be threadedly attached in 1 lower end of quill, determining pawl magnetic pole 5
Pawl antifreeze plate 16 is determined in lower section setting, and pawl armature 6 is determined in the lower section for determining pawl antifreeze plate 16 by determining the setting of latch spring 17, determines pawl magnetic pole 5
It is stood away between pawl antifreeze plate 16 by determining latch spring 17 and determining, not-go-end nut 7 is set in the lower section for determining pawl armature 6,
Not-go-end nut 7 is threadedly attached in 1 lower end of quill.Promotion magnetic pole 2, pawl magnetic pole 3 determine pawl magnetic pole 5 and not-go-end nut 7
It is fixed by lock-screw 18 and quill 1.
Determine pawl armature 6 to divide to determine pawl armature upper semi-body 19 and determine pawl armature lower semi-body 20, determining pawl armature upper semi-body 19 and determining
Feather key 21 is set between pawl armature lower semi-body 20, determines setting in pawl armature lower semi-body 20 and determines claw hook pawl support tube 22, determining pawl
Hook support tube 22 and determine setting second between pawl armature lower semi-body 20 and promote spring 23, determine setting in claw hook pawl support tube 22 and leads to
It crosses second connecting rod 24 and second hook 25 is installed, between second connecting rod 24 and the second hook 25, second connecting rod 24 and determine under pawl armature
Between halfbody 20 and the second hook 25 and determine to be rotatablely connected by axis pin 11 between claw hook pawl support tube 22, in quill 1
Upper and hook corresponding position opens up avoid holes.
First hook 10, first connecting rod 9 are two, are oppositely arranged on the both sides of quill 1, and the second hook 25, second connects
Bar 24 is two, is oppositely arranged on the both sides of quill 1.
The assembling technology procedure of above-mentioned control rod drive mechanism is as follows：
Part prepares, and according to hook component drawing, the part for getting all qualifications is for use, is ready to required when threaded engagement
Special screw thread lubricant, the special equipments such as tooling working position apparatus.
Upper portion assembles, and quill 1 is placed on Special mounting seat vertically, will determine pawl magnetic pole 5 by square tenon and torsion
Square spanner is screwed on quill 1, according to the screw hole position determined on pawl magnetic pole 5, is matched in 1 corresponding position of quill and is locked
Kong Hou dismantles each part and carries out cleaning deburring, is then reset to original state, and the loading of lock-screw 18 is determined on pawl magnetic pole 5
Make quill 1 and determines the fixation of pawl magnetic pole 5；By pawl magnetic pole screwing tool by buffer shaft 8, pawl armature 4, pawl antifreeze plate 13
After being fitted together by torque spanner and quill 1 with pawl magnetic pole 3, intermediate space is detected, then according on pawl magnetic pole 3
Screw hole position remove each part in 8 corresponding position of buffer shaft with after making locking hole and carry out cleaning deburring, then again
It is secondary that buffer shaft 8 is packed into quill 1, it is fixed with feather key axis pin after being used in combination feather key 21 to be positioned, feather key axis pin both ends
Flaring；The first hook 10, first connecting rod 9 and axis pin 11 are combined by setting hook pawl tool, are slowly packed into buffer shaft
It is fixed in 8 and with axis pin 11, the flaring of 11 both ends of axis pin is then charged into pawl armature 4 and is flared after plugging axis pin 11；Then successively
It is packed into pawl spring 12, pawl antifreeze plate 13 and pawl magnetic pole 3, lock-screw 18, which is packed on pawl magnetic pole 3, makes pawl magnetic pole 3
It is fixed with buffer shaft 8；Spring 14 is promoted, antifreeze plate 15 is promoted and promotes magnetic pole 2 by first and is sequentially loaded into quill 1, and
It is promoted after being put into the gap cushion block of standard between antifreeze plate 15 and pawl magnetic pole 3, is tightened by torque spanner, according to promotion magnetic pole 2
On screw hole position, 1 corresponding position of quill with after making locking hole, remove promote magnetic pole 2 and standard cushion block carry out it is clear
Clean deburring, is then reset to original state, and lock-screw 18 is packed into be promoted makes itself and casing on magnetic pole 2 by tightening tool
Axis 1 is fixed.
The lower section assembles, and the fitting turnover installed is placed, and will determine pawl antifreeze plate 16, determines latch spring 17, determines pawl rank
Iron upper semi-body 19, spring shield 26, second, which promote spring 23 and determine claw hook pawl support tube 22, is sequentially loaded into quill 1, screws on not-go-end
Nut 7 makes to determine claw hook pawl support tube 22 to be depressed into corresponding position, will determine the slot pair of the slot and quill 1 of claw hook pawl support tube 22
Together, it is inserted into feather key 21 position and be fixed on feather key axis pin determining on claw hook pawl support tube 22,21 axis pin 11 of feather key
Both ends are flared, and are combined the second hook 25, second connecting rod 24 and axis pin 11 by setting hook pawl tool, and it is fixed to be slowly packed into
It is fixed in claw hook pawl support tube 22 and with axis pin 11, then 11 both ends of axis pin are flared；Not-go-end nut 7 is removed, by adjusting gasket
Adjustment tooling is by adjust pad, lock sleeve and determines pawl armature lower semi-body 20 and is sequentially loaded into, and is twisted on adapter claw armature with tightening tool
Halfbody 19 and determine pawl armature lower semi-body 20, not-go-end nut 7 is screwed on, by second connecting rod 24 and the hole pair for determining pawl armature lower semi-body 20
Qi Hou, plugs axis pin 11, and the flaring of 11 both ends of axis pin is determining pawl antifreeze plate 16 and determining to be put into standard cushion block between pawl armature upper semi-body 19
After screw not-go-end nut 7, according to the screw hole position of not-go-end nut 7, in 1 corresponding position of quill with being torn open after making locking hole
Lower not-go-end nut 7 and standard cushion block are resetted after cleaning deburring to not-go-end nut 7, are locked with locking fixture, by locking cup and lock
Tight screw 18, which is packed on not-go-end nut 7, makes it be fixed with quill 1；
Finally, assembling quality is verified, verification content includes：(1) determine pawl antifreeze plate 16 and determine pawl armature upper semi-body
Gap between 19；(2) gap between pawl antifreeze plate 13 and pawl armature 4；(3) antifreeze plate 15 and pawl magnetic pole 3 are promoted
Between gap；(4) it measures and records hook gap (being measured by special plug, special clearance measurement plug)；(5) it surveys
Measure and record the length value that load is transmitted.The above measurement data meets design requirement and then illustrates that the set hook component installation and debugging are complete
At.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
Art personnel can also make several improvements and modifications without departing from the principle of this utility model, these improvements and modifications
Also it should be regarded as the scope of protection of the utility model.
Claims (5)
1. a kind of presurized water reactor control rod drive mechanism, it is characterised in that：Including quill (1), the outside in described sleeve pipe axis (1)
Set gradually from top to bottom promoted magnetic pole (2), pawl magnetic pole (3), pawl armature (4), determine pawl magnetic pole (5), determine pawl armature (6) and
Not-go-end nut (7), the middle part lower section determined pawl magnetic pole (5) and be threadedly attached in described sleeve pipe axis (1), determines pawl magnetic described
The top connection buffer shaft (8) of pole (5) and the pawl armature (4), the pawl armature (4) are partly set in buffer shaft (8)
The first hook (10), the first connecting rod (9) and the first hook are installed in periphery in the buffer shaft (8) by first connecting rod (9)
Pass through between pawl (10), between first connecting rod (9) and pawl armature (4) and between the first hook (10) and buffer shaft (8)
Axis pin (11) is rotatablely connected, and avoid holes is opened up with the first hook (10) corresponding position on described sleeve pipe axis (1), in the pawl
Installation pawl spring (12) above armature (4), pawl spring (12) top are pawl antifreeze plate (13), the pawl spring (12)
It supports and stands away between the pawl armature (4) and pawl antifreeze plate (13), in the upper of the pawl antifreeze plate (13)
Side's setting pawl magnetic pole (3), pawl magnetic pole (3) top installation first promote spring (14), and first is promoted on spring (14)
Side to promote antifreeze plate (15), described first promoted spring (14) support the pawl magnetic pole (3) with promoted antifreeze plate (15) it
Between stand away, on the promotion antifreeze plate (15) installation promote magnetic pole (2), the promotion magnetic pole (2) passes through screw thread
Be connected to described sleeve pipe axis (1) lower end, pawl antifreeze plate (16) is determined in the lower section setting for determining pawl magnetic pole (5) described, it is described determine pawl every
Pawl armature (6) is determined in the lower section of magnetic sheet (16) by determining latch spring (17) setting, described to determine pawl magnetic pole (5) by determining latch spring (17)
With determine to stand away between pawl antifreeze plate (16), the lower section setting not-go-end nut (7) for determining pawl armature (6) described is described
Not-go-end nut (7) is threadedly attached in described sleeve pipe axis (1) lower end.
2. presurized water reactor control rod drive mechanism according to claim 1, it is characterised in that：It is described to determine pawl armature (6) and be divided into
Determine pawl armature upper semi-body (19) and determines pawl armature lower semi-body (20), it is described to determine pawl armature upper semi-body (19) and determine pawl armature lower semi-body
(20) feather key (21) is set between, it is described determine to be arranged in pawl armature lower semi-body (20) determine claw hook pawl support tube (22), described
Setting second promotes spring (23) between determining claw hook pawl support tube (22) and determining pawl armature lower semi-body (20), described to determine claw hook pawl branch
It supports setting in cylinder (22) and the second hook (25), the second connecting rod (24) and the second hook (25) is installed by second connecting rod (24)
Between, second connecting rod (24) and determine between pawl armature lower semi-body (20) and the second hook (25) and determine claw hook pawl support tube (22)
Between by axis pin (11) be rotatablely connected, open up avoid holes with hook corresponding position on described sleeve pipe axis (1).
3. presurized water reactor control rod drive mechanism according to claim 1, it is characterised in that：The upper end of the buffer shaft (8)
Across the pawl spring (12), pawl antifreeze plate (13), it is located in the pawl magnetic pole (3).
4. presurized water reactor control rod drive mechanism according to claim 2, it is characterised in that：First hook (10),
One connecting rod (9) is two, is oppositely arranged on the both sides of described sleeve pipe axis (1), second hook (25), second connecting rod (24) are
Two, it is oppositely arranged on the both sides of described sleeve pipe axis (1).
5. presurized water reactor control rod drive mechanism according to any one of claim 1 to 4, it is characterised in that：The promotion
Magnetic pole (2), pawl magnetic pole (3) determine pawl magnetic pole (5) and not-go-end nut (7) by lock-screw (18) and described sleeve pipe axis (1)
It is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820109166.0U CN207993496U (en) | 2018-01-23 | 2018-01-23 | Presurized water reactor control rod drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820109166.0U CN207993496U (en) | 2018-01-23 | 2018-01-23 | Presurized water reactor control rod drive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207993496U true CN207993496U (en) | 2018-10-19 |
Family
ID=63821822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820109166.0U Active CN207993496U (en) | 2018-01-23 | 2018-01-23 | Presurized water reactor control rod drive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207993496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108231217A (en) * | 2018-01-23 | 2018-06-29 | 上海第机床厂有限公司 | Presurized water reactor control rod drive mechanism and its assembly method |
-
2018
- 2018-01-23 CN CN201820109166.0U patent/CN207993496U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108231217A (en) * | 2018-01-23 | 2018-06-29 | 上海第机床厂有限公司 | Presurized water reactor control rod drive mechanism and its assembly method |
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