CN211314663U - Hydraulic component maintenance operation table of reactor coolant pump - Google Patents
Hydraulic component maintenance operation table of reactor coolant pump Download PDFInfo
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- CN211314663U CN211314663U CN201921734397.1U CN201921734397U CN211314663U CN 211314663 U CN211314663 U CN 211314663U CN 201921734397 U CN201921734397 U CN 201921734397U CN 211314663 U CN211314663 U CN 211314663U
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- coolant pump
- reactor coolant
- hydraulic component
- half part
- operating platform
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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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Abstract
The utility model belongs to the technical field of nuclear power maintenance, concretely relates to reactor coolant pump hydraulic component overhauls operation panel. The maintenance operation panel for the hydraulic component of the reactor coolant pump comprises: a platform frame body; the platform frame body comprises a first half part and a second half part, the first half part and the second half part are both rectangular frame-shaped structures, the first half part and the second half part are symmetrical in structure, and the first half part and the second half part can be buckled with each other and surround the periphery of a maintenance operation platform of a reactor coolant pump hydraulic component to be maintained; the top end of the first half part is provided with a first operating platform, the top end of the second half part is provided with a second operating platform, and when the first half part and the second half part are buckled, the first operating platform and the second operating platform are communicated and surround the upper end of a maintenance operating platform of a hydraulic component of a reactor coolant pump to be maintained. The embodiment of the disclosure can save time, improve working efficiency and reduce the irradiation dose of workers.
Description
Technical Field
The utility model belongs to the technical field of nuclear power maintenance, concretely relates to reactor coolant pump hydraulic component overhauls operation panel.
Background
In the nuclear power station reactor coolant pump water conservancy part disintegration maintenance process, need carry out dismouting and inspection at about 2.7 meters high station to the spare part of reactor coolant pump water conservancy part, because of the structural feature of reactor coolant pump water conservancy part, need make a round trip to overturn the operation to reactor coolant pump water conservancy part in the disintegration process, have following problem this moment:
the traditional mode is through setting up the scaffold frame around hydraulic component and establishing operation platform, demolish the scaffold frame temporarily during the upset, resume again after the upset is accomplished, take up and tear down the scaffold frame long, inefficiency, influence the job schedule.
The reactor coolant pump hydraulic component dose rate is high, and it is long-consuming to dismantle scaffold frame repeatedly, greatly increased personnel's radiation risk.
SUMMERY OF THE UTILITY MODEL
To overcome the problems in the related art, a maintenance operation platform for a hydraulic component of a reactor coolant pump is provided.
According to an aspect of an embodiment of the present disclosure, there is provided a reactor coolant pump hydraulic component service console including: a platform frame body;
the platform frame body comprises a first half part and a second half part, the first half part and the second half part are both rectangular frame-shaped structures, the first half part and the second half part are symmetrical in structure, and the first half part and the second half part can be buckled and encircle the hydraulic component of the reactor coolant pump to be overhauled;
the first half top end is provided with a first operating platform, the second half top end is provided with a second operating platform, and when the first half and the second half are buckled, the first operating platform and the second operating platform are communicated and surround a reactor coolant pump hydraulic component to be overhauled.
In one possible implementation, the first half includes a first connecting structure and the second half includes a second connecting structure;
the first and second connecting structures are capable of interconnecting to lock the first and second halves when the first and second halves are engaged.
In one possible implementation, the bottom ends of the first half and the second half are provided with rolling members to enable the first half and the second half to move.
In a possible implementation manner, guard rails are arranged on the edges of the first operating platform and the second operating platform.
In one possible implementation, the first operating platform includes a first support frame and a first grid plate, and the first grid plate is disposed on the first support frame;
the second operation platform comprises a second supporting frame and a second grating plate, and the second grating plate is erected on the second supporting frame.
In a possible implementation manner, the first support frame includes a plurality of support ribs and a plurality of strip-shaped steel frames, and one support rib is connected between every two strip-shaped steel frames;
the second support frame comprises a plurality of support ribs and a plurality of strip-shaped steel frames, and one support rib is connected between every two strip-shaped steel frames.
In one possible implementation, each strip steel frame is capable of extending from a first length to a second length;
the first operating platform further comprises a third grid plate and a semicircular steel frame, when the strip-shaped steel frame of the first operating platform extends to a second length, the semicircular steel frame is erected on the extending part of the strip-shaped steel frame, and the third grid plate is erected on the semicircular steel frame;
the second operation platform further comprises a fourth grid plate and a semicircular steel frame, when the strip-shaped steel frame of the second operation platform extends to the second length, the semicircular steel frame is erected on the extending part of the strip-shaped steel frame, and the fourth grid plate is erected on the semicircular steel frame.
In one possible implementation, the reactor coolant pump hydraulic component service console further includes: climbing a ladder;
the ladder is erected between the first operating platform or the second operating platform and the ground.
The beneficial effects of the utility model reside in that: the first half part and the second half part of the platform frame body can be freely separated or combined, so that the scaffold does not need to be detached and rebuilt in the process of turning over the hydraulic component of the reactor coolant pump for overhauling, the time is saved, the working efficiency is improved, and the irradiation dose of workers is reduced.
Drawings
FIG. 1 is a front view of a reactor coolant pump hydraulic component service panel shown in accordance with an exemplary embodiment.
FIG. 2 is a left side view of a reactor coolant pump hydraulic component service bay shown in accordance with an exemplary embodiment.
FIG. 3 is a top view of a reactor coolant pump hydraulic component service panel shown in accordance with an exemplary embodiment.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a front view of a reactor coolant pump hydraulic component service panel shown in accordance with an exemplary embodiment. FIG. 2 is a left side view of a reactor coolant pump hydraulic component service bay shown in accordance with an exemplary embodiment.
As an example of this embodiment, as shown in fig. 1 and 2, the reactor coolant pump hydraulic component service panel may include: the platform frame body 1, the platform frame body 1 may include a first half 101 and a second half 102, and the first half 101 and the second half 102 may be both rectangular frame-shaped structures, for example, the first half 101 and the second half 102 may be formed by welding 100 × 100mm (millimeter) square steel, and the first half 101 and the second half 102 are symmetrical in structure. When the reactor coolant pump hydraulic component 13 needs to be overhauled, the reactor coolant pump hydraulic component 13 to be overhauled can be vertically placed, and the first half part 101 and the second half part 102 can buckle the reactor coolant pump hydraulic component 13 to be overhauled in the middle, so that the platform frame body 1 surrounds the reactor coolant pump hydraulic component 13 to be overhauled. When it is desired to flip the reactor coolant pump hydraulic component 13, the first half 101, the second half 102 may be separated and removed, the reactor coolant pump hydraulic component 13 flipped and placed upright, and then the reactor coolant pump hydraulic component 13 may be snapped in between again by the first half 101 and the second half 102.
The top end of the first half 101 may have a first operation platform 103, the top end of the second half 102 may have a second operation platform 104, and when the first half 101 and the second half 102 are engaged, the first operation platform 103 and the second operation platform 104 are communicated and surround the upper end of the reactor coolant pump hydraulic component 13 to be overhauled (the heights of the first operation platform and the second operation platform may be set as required, for example, the first operation platform and the second operation platform may surround the middle part or the middle upper part of the reactor coolant pump hydraulic component, and the heights of the first operation platform and the second operation platform are not limited in the embodiment of the disclosure).
For example, fig. 3 is a top view of a reactor coolant pump hydraulic component service station shown in accordance with an exemplary embodiment, as shown in fig. 3, the first operation platform 103 may include a first support frame and a first grid plate 7, and the first grid plate 7 may be erected on the first support frame; the second work platform 104 comprises a second support frame and a second grid plate 7, on which the second grid plate 7 can be erected. For example, the first support frame may include a plurality of support ribs 8 and a plurality of steel bar strips 105, one support rib 8 may be connected between every two steel bar strips 105, and the first grid plate 7 may be welded, for example, to the first support frame; the second support frame may comprise a plurality of support bars 8 and a plurality of steel bar strips 105, one support bar 8 may be connected between each two steel bar strips 105, and the second grid plate 7 may be welded, for example, to the second support frame.
In a possible implementation manner, the first operation platform 103 may further include a third grid plate 9 and a semicircular steel frame 106, and when the strip steel frame 105 of the first operation platform 103 extends from the first length to the second length, the semicircular steel frame 106 may be erected on the extended portion of the strip steel frame, and the third grid plate 9 may be erected on the semicircular steel frame 106. The second operation platform 104 may further include a fourth grid plate 9 and a semicircular steel frame 106, when the strip steel frame 105 of the second operation platform 104 is extended from the first length to the second length, the semicircular steel frame 106 may be erected on the extended portion of the strip steel frame, and the fourth grid plate 9 may be erected on the semicircular steel frame 106. In this way, the area of the first operating platform 103 and the second operating platform 104 can be increased or decreased, and the maintenance requirements of the reactor coolant pump hydraulic component 13 with different sizes can be flexibly adapted.
When the first half part 101 and the second half part 102 are buckled, a through hole can be formed between the first operating platform 103 and the second operating platform 104, the upper part of the reactor coolant pump hydraulic component 13 to be overhauled can pass through the through hole, and a worker can move on the platform through which the first operating platform 103 and the second operating platform 104 are communicated to overhaul the part of the reactor coolant pump hydraulic component 13 passing through the through hole.
In a possible implementation, the top frames of the first half 101 and the second half 102 may be further provided with a personnel handling platform 11, the personnel handling platform 11 may be a plate-shaped structure, and the personnel handling platform 11 may be fixed at the edges of the top frames of the first half 101 and the second half 102, for example, by a latch connection 6.
In a possible implementation manner, the first support frame and the second support frame may also be mesh structures, and the specific form of the first support frame and the second support frame is not limited in the embodiments of the present disclosure.
In a possible implementation, the first operation platform 103 and the second operation platform 104 may also be plate-shaped structures.
The first half part and the second half part of the platform frame body can be freely separated or combined, so that a scaffold does not need to be detached and rebuilt in the process of a reactor coolant pump hydraulic component to be detected in a turnover mode, time is saved, working efficiency is improved, and irradiation dose of workers is reduced.
In a possible implementation manner, a support rod assembly 2 may be connected between the top end frame and the side frame of the platform frame body 1, so that the stability of the platform frame body 1 may be further increased.
In one possible implementation, the first half 101 may include a first connecting structure 12, the second half 102 may include a second connecting structure 12, and when the first half 101 is engaged with the second half 102, the first connecting structure 12 and the second connecting structure 12 can be connected to each other to lock the first half 101 and the second half 102. The first connecting structure 12 and the second connecting structure 12 may be, for example, a snap or a latch, and the disclosed embodiment is not limited to the type of the first connecting structure 12 and the second connecting structure 12.
In a possible implementation, the rolling members 3 are provided at the bottom ends of the first half 101 and the second half 102 to enable the first half 101 and the second half 102 to move. In this way, the first half part 101 and the second half part 102 can be moved quickly and conveniently, and the maintenance efficiency is further improved. The rolling member 3 may be, for example, a pulley, and the like, and the embodiment of the present disclosure does not limit the type of the rolling member 3. Furthermore, a braking device may be provided for each rolling member 3, the rolling member 3 may be restrained by the braking device when the first half 101 and the second half 102 are combined, and the rolling member 3 may be released from being restrained when the first half 101 and the second half 102 need to be moved.
In a possible implementation manner, guard rails 5 are arranged at the edges of the first operating platform 103 and the second operating platform 104, and the guard rails 5 can further comprise a protection chain 4 to prevent workers from falling.
In one possible implementation, the reactor coolant pump hydraulic component 13 service console may further include: a ladder stand 10, wherein the ladder stand 10 can be erected between the first operation platform 103 or the second operation platform 104 and the ground, and workers can go up and down the operation table through the ladder stand.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. It is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.
Claims (8)
1. A reactor coolant pump hydraulic component service operation panel, comprising: a platform frame body;
the platform frame body comprises a first half part and a second half part, the first half part and the second half part are both rectangular frame-shaped structures, the first half part and the second half part are symmetrical in structure, and the first half part and the second half part can be buckled and encircle the hydraulic component of the reactor coolant pump to be overhauled;
the first half top end is provided with a first operating platform, the second half top end is provided with a second operating platform, and when the first half and the second half are buckled, the first operating platform and the second operating platform are communicated and surround a reactor coolant pump hydraulic component to be overhauled.
2. The reactor coolant pump hydraulic component service console of claim 1, wherein the first half includes a first connection structure and the second half includes a second connection structure;
the first and second connecting structures are capable of interconnecting to lock the first and second halves when the first and second halves are engaged.
3. The reactor coolant pump hydraulic component service console of claim 1, wherein the first half and the second half are provided with rolling members at bottom ends thereof to enable the first half and the second half to be movable.
4. The reactor coolant pump hydraulic component service console of claim 1, wherein the first and second operating platform edges are provided with guard rails.
5. The reactor coolant pump hydraulic component service console of claim 1, wherein the first operating platform comprises a first support frame and a first grid plate, the first grid plate being erected on the first support frame;
the second operation platform comprises a second support frame and a second grid plate, and the second grid plate is erected on the second support frame.
6. The reactor coolant pump hydraulic component overhaul operating floor of claim 5, wherein the first support frame comprises a plurality of support ribs and a plurality of strip steel frames, and one support rib is connected between every two strip steel frames;
the second support frame comprises a plurality of support ribs and a plurality of strip-shaped steel frames, and one support rib is connected between every two strip-shaped steel frames.
7. The reactor coolant pump hydraulic component service console of claim 6, wherein each strip steel frame is extendable from a first length to a second length;
the first operating platform further comprises a third grid plate and a semicircular steel frame, when the strip-shaped steel frame of the first operating platform extends to a second length, the semicircular steel frame is erected on the extending part of the strip-shaped steel frame, and the third grid plate is erected on the semicircular steel frame;
the second operation platform further comprises a fourth grid plate and a semicircular steel frame, when the strip-shaped steel frame of the second operation platform extends to the second length, the semicircular steel frame is erected on the extending part of the strip-shaped steel frame, and the fourth grid plate is erected on the semicircular steel frame.
8. The reactor coolant pump hydraulic component service console of claim 1, further comprising: climbing a ladder;
the ladder is erected between the first operating platform or the second operating platform and the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921734397.1U CN211314663U (en) | 2019-10-16 | 2019-10-16 | Hydraulic component maintenance operation table of reactor coolant pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921734397.1U CN211314663U (en) | 2019-10-16 | 2019-10-16 | Hydraulic component maintenance operation table of reactor coolant pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211314663U true CN211314663U (en) | 2020-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921734397.1U Active CN211314663U (en) | 2019-10-16 | 2019-10-16 | Hydraulic component maintenance operation table of reactor coolant pump |
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| Country | Link |
|---|---|
| CN (1) | CN211314663U (en) |
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2019
- 2019-10-16 CN CN201921734397.1U patent/CN211314663U/en active Active
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