CN108869266B - A kind of circulatory motion plateform system for nuclear power main pump maintenance conditions - Google Patents
A kind of circulatory motion plateform system for nuclear power main pump maintenance conditions Download PDFInfo
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- CN108869266B CN108869266B CN201810877381.XA CN201810877381A CN108869266B CN 108869266 B CN108869266 B CN 108869266B CN 201810877381 A CN201810877381 A CN 201810877381A CN 108869266 B CN108869266 B CN 108869266B
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- guide rail
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- main pump
- mounting base
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The present invention relates to a kind of circulatory motion plateform systems for nuclear power main pump maintenance conditions of nuclear power evaporator Measuring error field of engineering technology, including installation foundation seat, further include the ring-shaped guide rail for surrounding nuclear power main pump shell, transition mounting base, guide supporting seat, further includes driving mechanism, supporting device, guide supporting fixed mechanism；Ring-shaped guide rail, transition mounting base, guide supporting seat are removably mounted on together by positioning pin and locking bolt, and guide supporting seat is assemblied on installation foundation seat, guide supporting fixed mechanism be mounted on installation foundation seat and with guide supporting seat lock fit；Supporting device is movably arranged on ring-shaped guide rail and for assembling dedicated maintenance conditions mechanism, and driving mechanism is assemblied on supporting device and for driving supporting device to circle around the circumferential direction of ring-shaped guide rail.It is small in size, small, easy to operate, raising operation convenience and versatility are restricted by field condition.
Description
Technical field
The present invention relates to nuclear power evaporator Measuring error field of engineering technology, further relate to a kind of for the automatic of nuclear power main pump
Change maintenance conditions ring-shaped guide rail motion platform system.
Background technique
Since the 21th century, as gradually progress, world energy sources growing tension and the energy conservation of nuclear energy power generation technology subtract
The factors such as row, again by the favor of every country, a large amount of nuclear power generating equipments come into operation nuclear energy power generation, bring nuclear power therewith
The maintenance work of core apparatus evaporator increasingly rises in main pump.
Core apparatus of the main pump as nuclear power system, its usual maintenance work are limited by field condition, and maintenance is more difficult.
During the maintenance conditions of traditional nuclear power main pump, relies primarily on and be accomplished manually.Since nuclear power main pump size is larger, and surrounding
Environment is considerably complicated, brings severe challenge to labor intensity of operating staff, and excessive, traditional maintenance detection machine is limited around main pump
Structure is difficult to meet live requirement.
Summary of the invention
It is small in size the object of the present invention is to provide a kind of circulatory motion plateform system for nuclear power main pump maintenance conditions,
Restricted by field condition it is small, it is easy to operate, it can be achieved that single narrow regions installation, and install convenient can improve traditional core
The labor intensity of operator in electric main pump maintenance conditions improves operation convenience and versatility.
The object of the present invention is achieved like this: a kind of circulatory motion plateform system for nuclear power main pump maintenance conditions,
It further include surrounding nuclear power main pump including installation foundation seat on nuclear power main pump shell and around nuclear power main pump shell is arranged in
Ring-shaped guide rail, transition mounting base, the guide supporting seat of shell further include multiple positioning pins for assembling positioning, for assembling
The locking bolt of locking further includes driving mechanism, supporting device, guide supporting fixed mechanism, the ring-shaped guide rail, transition installation
Seat, guide supporting seat are ring structure；
The ring-shaped guide rail, transition mounting base, guide supporting seat are removably mounted on by positioning pin and locking bolt
Together, and the ring-shaped guide rail, transition mounting base, guide supporting seat are equipped with can hold positioning pin and locking bolt wears the hole matched,
The ring-shaped guide rail, transition mounting base, guide supporting seat are sequentially arranged and coaxially from top to bottom, and the guide supporting seat is assemblied in
On installation foundation seat, the guide supporting fixed mechanism be mounted on installation foundation seat and with guide supporting seat lock fit；
The supporting device is movably arranged on ring-shaped guide rail and for assembling dedicated maintenance conditions mechanism, the driving machine
Structure is assemblied on supporting device and for driving supporting device to circle around the circumferential direction of ring-shaped guide rail.
The supporting device includes the fulcrum bearing that can be directly used for assembling dedicated maintenance conditions mechanism, the ring-shaped guide rail
It is V-arrangement, ring structure interior positioning side that inner circle side, which is equipped with section configuration, and the supporting device further includes multiple rotationally pacifying
Concentric idler wheel in fulcrum bearing, the peripheral side of the concentric idler wheel be equipped with ring structure, with interior positioning side roll cooperation
Annular positioning groove, all concentric idler wheels are subject to the arc-shaped arrangement in inner circle side of ring-shaped guide rail.
The supporting device further includes the eccentric roller of multiple arc-shaped arrangements in outer circle side for being subject to ring-shaped guide rail, is also wrapped
Multiple adjustment bull sticks to match one by one with eccentric roller are included, the adjustment bull stick can be inserted into fulcrum bearing with rotating horizontally, institute
It states eccentric roller to be installed in rotation on adjustment bull stick, and rotation of the rotation axis of the eccentric roller relative to adjustment bull stick
Shaft axis eccentric setting, the outer circle side of the ring-shaped guide rail are equipped with the outer positioning side that circumferentially extending, section configuration is V-arrangement, institute
State the outside locating slot that eccentric roller peripheral side rolls cooperation equipped with ring structure and outer positioning side.
The inner circle side of the guide supporting seat be equipped with it is circumferentially extending, ride over the flange that is hooked on installation foundation seat, it is described
It is hooked flange and is equipped with multiple location holes being circumferentially arranged along it, the guide supporting fixed mechanism and location hole location fit.
The installation foundation seat is equipped with multiple pin shaft holes being circumferentially arranged around nuclear power main pump, and the guide supporting is fixed
Mechanism is equipped with more sets, and each guide supporting fixed mechanism includes alignment pin, upper backup plate, takes out handle, transition connecting plate, root
Bolt, conical dowel pin is turned up in portion's locking bolt, and the taking-up handle, upper backup plate, alignment pin are successively fixed from top to bottom to be connected
It connects, in the alignment pin insertion pin shaft hole, the upper backup plate is relied on installation foundation seat, and described transition connecting plate one end is logical
It crosses root locking bolt to be removably mounted on backup plate, the threaded portion that bolt is turned up installs the transition connecting plate other end
And be threadedly engaged with transition connecting plate, the conical dowel pin is coaxially fixed on the threaded portion lower end that bolt is turned up, the taper
Positioning pin and the location hole lock fit for being hooked flange.
The ring-shaped guide rail is spliced by multiple identical, arc guide rail section assemblings.
The upper surface of the guide supporting seat be equipped with it is raising upward, determine with the inner circle side positioning of transition mounting base cooperation
Position flange, the guide supporting seat is spliced by the assembling of multiple identical, arc support portion segments, and each support portion section
Section at least mating two are locked the guide supporting fixed mechanism of cooperation.
The outer circle side of the ring-shaped guide rail is coaxially arranged with the ring gear of teeth face outwards, and the driving mechanism includes walking
Driving motor, planetary reducer, walking gear, speed reducer mounting base, the speed reducer mounting base are fixedly mounted in fulcrum bearing,
The walking gear is pivotally mounted on speed reducer mounting base and engages with ring gear, the hoofing part electricity
Machine, planetary reducer, walking gear successively assemble and are successively driven cooperation, and the planetary reducer is mounted on speed reducer mounting base
On.
The upper surface of the transition mounting base be equipped with it is raising upward, with the inner circle side positioning of ring-shaped guide rail cooperate against
Flange, the transition mounting base are spliced by the assembling of multiple identical, arc transition part segments.
The ring gear combines with ring-shaped guide rail and forms integral structure.
The beneficial effects of the present invention are: first, ring-shaped guide rail, transition mounting base, guide supporting seat are from top to bottom successively
Against being positioned using positioning pin to ring-shaped guide rail, transition mounting base, guide supporting seat, led using locking bolt to annular
Rail, transition mounting base, guide supporting seat are locked, and three components such as ring-shaped guide rail, transition mounting base, guide supporting seat are mutual
The intensity of installation energy enhancing structure, can bear entire supporting device in the alternating load generate when circumferential movement, Er Qiehuan
The equal sectional installation of shape guide rail, transition mounting base, guide supporting seat, so that installation operation is more convenient, and combines guide rail branch
The positioning action for supportting fixed mechanism, so that the available guarantee of the installation accuracy of guide supporting seat, and guide supporting seat can be with
It is more fitted securely on installation foundation seat；Second, supporting device and driving mechanism combine, enable supporting device at
It can be examined in all directions for moveable component to carry out circumferential movement around nuclear power main pump with dedicated maintenance conditions mechanism
Survey nuclear power main pump；Third, dedicated maintenance conditions mechanism can smoothly carry out circumferential movement with supporting device together, movement
By concentric idler wheel, eccentric roller, walking gear come common guarantee, walking gear is engaged with ring gear for guiding performance and stationarity
It can guarantee the stationarity of circumferential movement, concentric idler wheel can reinforce the guiding performance of circumferential movement and can make walking gear
More steady with the engagement action of ring gear, eccentric roller can cooperate with concentric idler wheel to form Bidirectional contact to ring-shaped guide rail together
Active force, and due to eccentric roller eccentric setting, so that it is had good aligning function, in case cooperation tension leads to fulcrum bearing
It generates and moves unsmooth phenomenon, thus guarantee the circularity of the circumferential motion profile of fulcrum bearing and dedicated maintenance conditions mechanism, so that
The detection operation of dedicated maintenance conditions mechanism has more stability, to obtain accurate detection result.
Detailed description of the invention
Fig. 1 is the scheme of installation of the present invention with nuclear power main pump.
Fig. 2 is explosive view of the invention.
Fig. 3 is the configuration schematic diagram of driving mechanism and supporting device.
Fig. 4 is the fiting relation figure of guide supporting fixed mechanism and guide supporting seat.
Fig. 5 is the structural schematic diagram of guide supporting fixed mechanism.
Fig. 6 is the structural schematic diagram of driving mechanism.
Fig. 7 is the portion the A enlarged drawing in Fig. 1.
Fig. 8 is the scheme of installation of eccentric roller.
In figure, 1 driving mechanism, 101 travel driving motors, 102 planetary reducers, 103 walking gears, 104 speed reducers peace
Fill seat, 2 supporting devices, 201 fulcrum bearings, 202 concentric idler wheels, 202a annular positioning groove, 203 eccentric rollers, the outer side positioning of 203a
Slot, 204 adjustment bull sticks, 3 guide supporting fixed mechanisms, 301 alignment pins, backup plate on 302,303 take out handles, and 304 transition connect
Fishplate bar, 305 root locking bolts, 306 are turned up bolt, 307 conical dowel pins, 4 ring-shaped guide rails, 4a guide rail section, the interior positioning of 4b
Side, 4c position side outside, and 5 transition mounting bases, 5a transition part segment, 5b is against flange, 6 guide supporting seats, 6a support portion segment, 6b
Locating flange, 6c are hooked flange, 6d location hole, 7 installation foundation seats, 8 positioning pins, 9 bolts, 10 ring gears, 11 nuclear power main pumps.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and specific examples.
As shown in Figure 1, a kind of circulatory motion plateform system for nuclear power main pump maintenance conditions, including be arranged in nuclear power master
Installation foundation seat 7 on 11 shells and around 11 shell of nuclear power main pump is pumped, further includes the annular for surrounding 11 shell of nuclear power main pump
Guide rail 4, transition mounting base 5, guide supporting seat 6 further include multiple positioning pins 8 for assembling positioning, for assembling locking
Locking bolt 9, further includes driving mechanism 1, supporting device 2, guide supporting fixed mechanism 3, ring-shaped guide rail 4, transition mounting base 5,
Guide supporting seat 6 is ring structure.
In conjunction with shown in Fig. 1,2, above-mentioned ring-shaped guide rail 4, transition mounting base 5, guide supporting seat 6 pass through positioning pin 8 and locking
Bolt 9 is removably mounted on together, and ring-shaped guide rail 4, transition mounting base 5, guide supporting seat 6 is equipped with can hold positioning pin 8
The hole matched is worn with locking bolt 9, ring-shaped guide rail 4, transition mounting base 5, guide supporting seat 6 are sequentially arranged and coaxially from top to bottom,
Guide supporting seat 6 is assemblied on installation foundation seat 7, guide supporting fixed mechanism 3 be mounted on installation foundation seat 7 and with guide rail branch
Support 6 lock fit of seat.
As shown in Figure 1, above-mentioned supporting device 2 is movably arranged on ring-shaped guide rail 4 and for assembling dedicated maintenance conditions machine
Structure, driving mechanism 1 are assemblied on supporting device 2 and for driving supporting device 2 to make circumference around the circumferential direction of ring-shaped guide rail 4
Movement.
As shown in fig. 7, above-mentioned supporting device 2 includes the fulcrum bearing 201 that can be directly used for assembling dedicated maintenance conditions mechanism,
It is V-arrangement, ring structure interior positioning side 4b that the inner circle side of ring-shaped guide rail 4, which is equipped with section configuration, and supporting device 2 further includes multiple
The concentric idler wheel 202 being installed in rotation in fulcrum bearing 201, the peripheral side of concentric idler wheel 202 be equipped with ring structure, with it is interior
Position side 4b roll cooperation annular positioning groove 202a, all concentric idler wheels 202 be subject to ring-shaped guide rail 4 inner circle side it is arc-shaped
Arrangement.
In conjunction with shown in Fig. 7,8, above-mentioned supporting device 2 further includes multiple arc-shaped rows in outer circle side for being subject to ring-shaped guide rail 4
The eccentric roller 203 of column further includes multiple adjustment bull sticks 204 to match one by one with eccentric roller 203, and adjustment bull stick 204 can water
Flat to be rotatably inserted into fulcrum bearing 201, eccentric roller 203 is installed in rotation on adjustment bull stick 204, and eccentric roller
Rotation axis off-center setting of 203 rotation axis relative to adjustment bull stick 204, the outer circle side of ring-shaped guide rail 4 is prolonged equipped with circumferential direction
Stretch, section configuration be V-arrangement outer positioning side 4c, 203 peripheral side of eccentric roller be equipped with ring structure, with outer positioning side 4c rolling
The outside locating slot 203a of dynamic cooperation.
As shown in figure 4, the inner circle side of above-mentioned guide supporting seat 6 be equipped with it is circumferentially extending, ride over taking on installation foundation seat 7
By flange 6c, it is hooked flange 6c and is equipped with multiple location hole 6d being circumferentially arranged along it, guide supporting fixed mechanism 3 and location hole
6d location fit.
In conjunction with shown in Fig. 4,5,7, above-mentioned installation foundation seat 7 is equipped with multiple pin shafts being circumferentially arranged around nuclear power main pump 11
Hole 7a, guide supporting fixed mechanism 3 are equipped with more sets, and each guide supporting fixed mechanism 3 includes alignment pin 301, upper backup plate
302, it takes out handle 303, transition connecting plate 304, root locking bolt 305, bolt 306, conical dowel pin 307 be turned up, take out
Handle 303, upper backup plate 302, alignment pin 301 are fixedly connected sequentially from top to bottom, and alignment pin 301 is inserted into pin shaft hole 7a,
Upper backup plate 302 relies on installation foundation seat 7, and 304 one end of transition connecting plate is removably installed by root locking bolt 305
On upper backup plate 302, be turned up bolt 306 threaded portion install 304 other end of transition connecting plate and with 304 screw thread of transition connecting plate
Cooperation, conical dowel pin 307 are coaxially fixed on the threaded portion lower end that bolt 306 is turned up, conical dowel pin 307 and are hooked flange 6c
Location hole 6d lock fit.
As shown in Fig. 2, above-mentioned ring-shaped guide rail 4 is spliced by multiple identical, arc guide rail section 4a assemblings.
In conjunction with shown in Fig. 2,4, the upper surface of above-mentioned guide supporting seat 6 is equipped with raising upward, interior with transition mounting base 5
Circle side positioning cooperation locating flange 6b, guide supporting seat 6 by multiple identical, arc support portion segment 6a assemble splicing and
At, and each support portion segment 6a at least mating two guide supporting fixed mechanisms 3 for being locked cooperation.
In conjunction with shown in Fig. 3,6,7, the outer circle side of above-mentioned ring-shaped guide rail 4 is coaxially arranged with the ring gear 10 of teeth face outwards,
Driving mechanism 1 includes travel driving motor 101, planetary reducer 102, walking gear 103, speed reducer mounting base 104, speed reducer
Mounting base 104 is fixedly mounted in fulcrum bearing 201, and walking gear 103 is pivotally mounted on speed reducer mounting base 104
And engaged with ring gear 10, travel driving motor 101, planetary reducer 102, walking gear 103 are successively assembled and are successively passed
Dynamic cooperation, planetary reducer 102 are mounted on speed reducer mounting base 104.
Determine as shown in Fig. 2, the upper surface of above-mentioned transition mounting base 5 is equipped with inner circle side raise upward and ring-shaped guide rail 4
Position cooperation against flange 5b, transition mounting base 5 is spliced by multiple identical, arc transition part segment 5a assembling.
As shown in Fig. 2, above-mentioned ring gear 10 combines with ring-shaped guide rail 4 and forms integral structure.
In conjunction with shown in Fig. 1,7, when being repaired to nuclear power main pump 11, need using dedicated maintenance conditions mechanism first to core
Electric main pump 11 is detected, to acquire information.Dedicated maintenance conditions mechanism is mounted in fulcrum bearing 201, then starting row
Driving motor 101 is walked, travel driving motor 101, planetary reducer 102, walking gear 103 are successively driven, so that walking gear
103, which can carry out circumferential direction around nuclear power main pump 11 along the flank of tooth of ring gear 10, moves.In the process, concentric idler wheel 202
Annular positioning groove 202a and ring-shaped guide rail 4 interior positioning side 4b roll cooperate, fulcrum bearing 201 and dedicated maintenance conditions can be enhanced
The motion guide and stationarity of mechanism, but also the motion profile of fulcrum bearing 201 and dedicated maintenance conditions mechanism is more smooth,
Meanwhile the outer positioning side 4c of the outside locating slot 203a of eccentric roller 203 and ring-shaped guide rail 4 is rolled and is cooperated, primarily into
The robust motion of one step enhancing fulcrum bearing 201 and dedicated maintenance conditions mechanism；Due to 203 eccentric setting of eccentric roller, make it
Has good aligning function, in order to avoid cooperation tension, which causes fulcrum bearing 201 to generate, moves unsmooth phenomenon, eccentric roller 203 can
Adaptability deflection is generated, when fulcrum bearing 201 carries out circumferential movement to reduce the outer positioning of eccentric roller 203 Yu ring-shaped guide rail 4
The frictional force of side 4c, guarantee eccentric roller 203 the smooth degree of rolling, finally enable fulcrum bearing 201 smoothly, successfully
Carry out circumferential movement.
In conjunction with shown in Fig. 2,4,5, when assembling ring-shaped guide rail 4, transition mounting base 5, guide supporting seat 6, positioning pin 8 is utilized
It is mutually located to complete ring-shaped guide rail 4, transition mounting base 5, guide supporting seat 6, installs locking bolt 9 then to complete annular
Guide rail 4, transition mounting base 5, the mutually locking of guide supporting seat 6；When assembling, it is contemplated that 6 size of guide supporting seat is larger, can incite somebody to action
The alignment pin 301 of guide supporting fixed mechanism 3, is inserted into the pin shaft hole 7a of installation foundation seat 7 by the segmentation installation of guide supporting seat 6
In, the support portion segment 6a of guide supporting seat 6 is relied on installation foundation seat 7, flange 6c is hooked and installation foundation seat 7 is completed
Then primary location fit is hooked flange 6c using a pair of guide rails support 3 lock support portion segment 6a of fixed mechanism, with root
Transition connecting plate 304 is rotated subject to the axis of portion's locking bolt 305, so that conical dowel pin 307 is directed at its for being hooked flange 6c
In a location hole 6d, tighten root locking bolt 305 then to lock the position of transition connecting plate 304, spiral shell then will be turned up
Bolt 306 is screwed down, so that conical dowel pin 307 presses tightly against location hole 6d, thus lock support portion segment 6a, taper positioning
Pin 307 can be set as small top and big bottom structure according to design requirement, so that energy between conical dowel pin 307 and location hole 6d
Enough formed accurately positions.After the assembling for completing guide supporting seat 6, transition peace is successively installed on the basis of guide supporting seat 6
Seat 5, ring-shaped guide rail 4 are filled, to guarantee the installation accuracy of ring-shaped guide rail 4.
It is the preferred embodiment of the present invention above, those of ordinary skill in the art can also carry out various changes on this basis
It changes or improves, under the premise of not departing from the present invention total design, these transformation or improve all should belong to that the present invention claims guarantors
Within the scope of shield.
Claims (10)
1. a kind of circulatory motion plateform system for nuclear power main pump maintenance conditions, it is characterised in that: including being arranged in nuclear power master
Installation foundation seat (7) on (11) shell and around nuclear power main pump (11) shell is pumped, further includes surrounding nuclear power main pump (11) outside
Ring-shaped guide rail (4), transition mounting base (5), the guide supporting seat (6) of shell further include multiple for assembling the positioning pin of positioning
It (8), further include driving mechanism (1), supporting device (2), guide supporting fixed mechanism for assembling the locking bolt (9) of locking
(3), the ring-shaped guide rail (4), transition mounting base (5), guide supporting seat (6) are ring structure；
The ring-shaped guide rail (4), transition mounting base (5), guide supporting seat (6) are removable by positioning pin (8) and locking bolt (9)
It is installed together with unloading, and the ring-shaped guide rail (4), transition mounting base (5), guide supporting seat (6) is equipped with can hold positioning pin
(8) and locking bolt (9) wears the hole matched, and the ring-shaped guide rail (4), transition mounting base (5), guide supporting seat (6) are from top to bottom
It is sequentially arranged and coaxially, the guide supporting seat (6) is assemblied on installation foundation seat (7), the guide supporting fixed mechanism (3)
Be mounted on installation foundation seat (7) and with guide supporting seat (6) lock fit；
The supporting device (2) is movably arranged on ring-shaped guide rail (4) and for assembling dedicated maintenance conditions mechanism, the driving
Mechanism (1) is assemblied on supporting device (2) and for driving supporting device (2) to be justified around the circumferential direction work of ring-shaped guide rail (4)
Zhou Yundong.
2. a kind of circulatory motion plateform system for nuclear power main pump maintenance conditions according to claim 1, feature exist
In: the supporting device (2) includes the fulcrum bearing (201) that can be directly used for assembling dedicated maintenance conditions mechanism, and the annular is led
It is V-arrangement, ring structure interior positioning side (4b) that the inner circle side of rail (4), which is equipped with section configuration, and the supporting device (2) further includes
The peripheral side of multiple concentric idler wheels (202) being installed in rotation on fulcrum bearing (201), the concentric idler wheel (202) is equipped with
Ring structure and interior positioning side (4b) rolls the annular positioning groove (202a) of cooperation, and all concentric idler wheels (202) are led with annular
Arc-shaped arrangement subject to the inner circle side of rail (4).
3. a kind of circulatory motion plateform system for nuclear power main pump maintenance conditions according to claim 2, feature exist
In the eccentric roller that: the supporting device (2) further includes multiple arc-shaped arrangements in outer circle side for being subject to ring-shaped guide rail (4)
It (203), further include multiple adjustment bull sticks (204) to match one by one with eccentric roller (203), the adjustment bull stick (204) can water
Flat to be rotatably inserted on fulcrum bearing (201), the eccentric roller (203) is installed in rotation in adjustment bull stick (204), and
Rotation axis off-center setting of the rotation axis of the eccentric roller (203) relative to adjustment bull stick (204), the ring-shaped guide rail
(4) outer circle side is equipped with the outer positioning side (4c) that circumferentially extending, section configuration is V-arrangement, eccentric roller (203) peripheral side
Outside locating slot (203a) equipped with ring structure, that cooperation is rolled with outer positioning side (4c).
4. a kind of circulatory motion plateform system for nuclear power main pump maintenance conditions according to claim 1, feature exist
In: the inner circle side of the guide supporting seat (6) be equipped with it is circumferentially extending, ride over and be hooked flange (6c) on installation foundation seat (7),
Be hooked flange (6c) is equipped with multiple location holes (6d) being circumferentially arranged along it, the guide supporting fixed mechanism (3) with
Location hole (6d) location fit.
5. a kind of circulatory motion plateform system for nuclear power main pump maintenance conditions according to claim 4, feature exist
In: the installation foundation seat (7) is equipped with multiple pin shaft holes (7a) being circumferentially arranged around nuclear power main pump (11), the guide rail branch
Support fixed mechanism (3) and be equipped with more sets, each guide supporting fixed mechanism (3) include alignment pin (301), upper backup plate (302),
It takes out handle (303), transition connecting plate (304), root locking bolt (305), bolt (306), conical dowel pin be turned up
(307), the taking-up handle (303), upper backup plate (302), alignment pin (301) are fixedly connected sequentially from top to bottom, described fixed
Position pin shaft (301) is inserted into pin shaft hole (7a), and the upper backup plate (302) relies on installation foundation seat (7), the transition connection
Plate (304) one end is removably mounted on backup plate (302) by root locking bolt (305), the height-regulating bolt (306)
Threaded portion install transition connecting plate (304) other end and be threadedly engaged with transition connecting plate (304), the conical dowel pin
(307) it is coaxially fixed on the threaded portion lower end that bolt (306) are turned up, the conical dowel pin (307) and is hooked flange (6c)
Location hole (6d) lock fit.
6. a kind of circulatory motion plateform system for nuclear power main pump maintenance conditions according to claim 2, feature exist
In: the ring-shaped guide rail (4) is spliced by multiple identical, arc guide rail section (4a) assemblings.
7. a kind of circulatory motion plateform system for nuclear power main pump maintenance conditions according to claim 5, feature exist
In: the upper surface of the guide supporting seat (6) is equipped with raising upward, with the inner circle side positioning cooperation of transition mounting base (5)
Locating flange (6b), the guide supporting seat (6) are spliced by the assembling of multiple identical, arc support portion segments (6a),
And each support portion segment (6a) at least mating two guide supporting fixed mechanisms (3) for being locked cooperation.
8. a kind of circulatory motion plateform system for nuclear power main pump maintenance conditions according to claim 6, feature exist
In: the outer circle side of the ring-shaped guide rail (4) is coaxially arranged with the ring gear (10) of teeth face outwards, driving mechanism (1) packet
Include travel driving motor (101), planetary reducer (102), walking gear (103), speed reducer mounting base (104), the deceleration
Machine mounting base (104) is fixedly mounted on fulcrum bearing (201), and the walking gear (103) is pivotally mounted on deceleration
It is engaged in machine mounting base (104) and with ring gear (10), the travel driving motor (101), planetary reducer (102), row
It walks gear (103) and successively assembles and be successively driven cooperation, the planetary reducer (102) is mounted on speed reducer mounting base (104)
On.
9. a kind of circulatory motion plateform system for nuclear power main pump maintenance conditions according to claim 1, feature exist
In: the upper surface of the transition mounting base (5) be equipped with it is raising upward, supported with the inner circle side positioning cooperation of ring-shaped guide rail (4)
By flange (5b), the transition mounting base (5) is spliced by the assembling of multiple identical, arc transition part segments (5a).
10. a kind of circulatory motion plateform system for nuclear power main pump maintenance conditions according to claim 8, feature exist
In: the ring gear (10) combines with ring-shaped guide rail (4) and forms integral structure.
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| CN110514969B (en) * | 2019-07-29 | 2022-01-25 | 国网河北省电力有限公司电力科学研究院 | Generator stator core insulation detection device and detection method |
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| CN102081977A (en) * | 2009-11-27 | 2011-06-01 | 上海核工程研究设计院 | Turning repair frame for plug-in part of primary coolant pump in reactor |
| CN205271951U (en) * | 2015-12-30 | 2016-06-01 | 东方阿海珐核泵有限责任公司 | Shaft seal assembly body stands up frock in nuclear pump production technology |
| CN206571704U (en) * | 2017-02-10 | 2017-10-20 | 国核电站运行服务技术有限公司 | Nuclear power shielding main pump dismounting process test-bed |
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