CN211362069U - Nuclear reactor is surveyed and is taken over seal assembly pre-installation adjusting device - Google Patents
Nuclear reactor is surveyed and is taken over seal assembly pre-installation adjusting device Download PDFInfo
- Publication number
- CN211362069U CN211362069U CN201921960205.9U CN201921960205U CN211362069U CN 211362069 U CN211362069 U CN 211362069U CN 201921960205 U CN201921960205 U CN 201921960205U CN 211362069 U CN211362069 U CN 211362069U
- Authority
- CN
- China
- Prior art keywords
- flat plate
- hole
- nuclear reactor
- reactor
- measuring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
Landscapes
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
A pre-installation adjusting device for a nuclear reactor measuring connecting pipe sealing assembly comprises a platform and a hanging basket, wherein the platform is formed by supporting a flat plate by a supporting seat; the flat plate is provided with through holes at the positions corresponding to the installation positions of the reactor-measuring connecting pipe sealing assemblies of the nuclear reactor, four vertical plates which are uniformly and symmetrically arranged are arranged on the periphery of the flat plate, threaded holes are formed in the vertical plates, a central circular hole is formed in the flat plate, the supporting seat is composed of four stand columns and connecting plates among the stand columns, and the positions of the four stand columns and the installation positions of the reactor-measuring connecting pipe sealing assemblies of the nuclear reactor are arranged in a staggered mode; the hanging basket is a U-shaped structural member, and the upper ends of two vertical plates of the U-shaped structural member are connected with a central circular hole of the flat plate. The beneficial effects are that: a plurality of pile measuring connecting pipe sealing assemblies can be installed at one time, so that time and labor are saved, and the preassembling efficiency is improved; the preassembly adjusting device is provided with an installation measuring space of the laser tracker and an adjusting space of an operator, so that preassembly precision can be improved; the device has simple structure and convenient operation, and realizes the functions of measuring and adjusting the space dimensions such as position degree and the like.
Description
Technical Field
The utility model relates to a civilian nuclear reactor technical field especially relates to nuclear power equipment's pile survey takeover seal assembly pre-installation adjustment technique.
Background
In the prior art, an integral preassembly adjusting device is not yet arranged for preassembling a reactor test connecting pipe sealing assembly of nuclear power equipment, a temporary platform needs to be built when the reactor test connecting pipe sealing assembly is preassembled, only one reactor test connecting pipe sealing assembly can be installed each time, and the temporary platform needs to be repeatedly disassembled and assembled when preassembling all the reactor test connecting pipe sealing assemblies of one unit is completed. The defects are as follows: the installation time is long, the efficiency is low, and more manpower and material resources are occupied; and the laser tracker is not arranged at the installation position, so that the measurement of the space dimension such as the position degree and the like can not be carried out.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the not enough of the interim platform of above-mentioned heap survey takeover seal assembly pre-installation existence, design a novel heap survey takeover seal assembly pre-installation adjustment device.
The technical scheme of the utility model is that: the utility model provides a nuclear reactor surveys takeover seal assembly pre-installation adjusting device, includes platform and hanging flower basket, its characterized in that: the platform is formed by supporting a flat plate by a supporting seat; the flat plate is a circular plate, a through hole is formed in the flat plate corresponding to the installation position of the reactor measuring connecting pipe sealing assembly of the nuclear reactor, and a nylon protective sleeve II is arranged in the through hole; four vertical plates are arranged on the periphery of each through hole, the four vertical plates are uniformly and symmetrically arranged on the periphery of the through hole, a threaded hole is formed in the center of each vertical plate, a nylon jackscrew is screwed in the threaded hole, the four vertical plates are fixed on a flat plate, and a central round hole is formed in the center of the flat plate; the support seat is composed of four stand columns and connecting plates among the stand columns, a connecting hole is formed in the bottom surface of each stand column and corresponds to the connecting hole in the flange of the upper reactor internals, a nylon protective sleeve I is arranged in the connecting hole, a nylon plate I and a nylon plate II are respectively arranged on the upper surface and the lower surface of the flange when the bottom surface of the stand column is connected with the flange of the upper reactor internals in the nuclear reactor, the upper ends of the four stand columns are fixedly connected with the bottom surface of a flat plate, and the positions of the four stand columns and the installation position of the nuclear reactor measuring connection; the hanging basket is a U-shaped structural part, the upper ends of two vertical plates of the U-shaped structural part are horizontally turned over outwards, bolt holes are formed in the turned-over edges, and the bolt holes in the turned-over edges are connected with bolt holes in the periphery of a central circular hole of the flat plate through bolts II, nuts II and gaskets II.
The invention relates to a pre-installation adjusting device for a nuclear reactor measuring connecting pipe sealing assembly, which is characterized in that:
and the hanging basket is provided with a laser tracker.
The utility model discloses a use method is: connecting holes on the bottom surfaces of four stand columns of a supporting seat of a nuclear reactor measuring connecting pipe sealing assembly preassembly adjusting device are fixedly connected with connecting holes on an upper reactor internals flange through bolts I, nuts I and gaskets I, a nylon plate I and a nylon plate II are respectively arranged on the upper surface and the lower surface of the upper reactor internals flange, a group of reactor measuring connecting pipe sealing assemblies are inserted into a through hole on a flat plate of the nuclear reactor measuring connecting pipe sealing assembly preassembly adjusting device and are connected with the upper reactor internals, nylon jackscrews on four vertical plates at the periphery of the through hole are adjusted, and the reactor measuring connecting pipe sealing assembly is supported and prevented from shaking. In the process of adjusting the position degree of the pile measuring connecting pipe sealing assembly, the required adjustment amount is determined by monitoring the gap between the nylon jackscrew and the pile measuring connecting pipe sealing assembly, and the adjustment amount is specifically adjusted by the adjusting device on the pile measuring connecting pipe sealing assembly. In the process, the nylon jackscrew plays a role in assisting the position degree adjustment. And repeating the operation until all the reactor pipe-measuring sealing assemblies are installed in place and the positional adjustment is qualified.
The laser tracker is arranged on the hanging basket, and the reference of the upper part pile internal member and the upper surface of all pile measuring connecting pipe sealing components can be measured by adjusting the installation position of the laser tracker, so that all-round and one-time measurement is realized.
The utility model has the advantages that: a plurality of reactor measuring connecting pipe sealing assemblies can be installed at one time, and the platform does not need to be disassembled and assembled after each reactor measuring connecting pipe sealing assembly is installed, so that the time and the labor are saved, and the preassembling efficiency is improved;
meanwhile, the preassembly adjusting device is provided with an installation measuring space of the laser tracker and an adjusting space of an operator,
the pre-installation precision of the sealing assembly of the pile measuring connecting pipe can be improved; the device has simple structure and convenient operation, can be used for pre-assembling the sealing assembly of the stacking and testing connecting pipe, and realizes the functions of measuring and adjusting the space dimensions such as position degree and the like.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a plan view of the present invention.
Fig. 3 is a partial sectional view of fig. 2 taken along line D-D.
In the figure: 1. platform, 2, hanging flower basket, 3, bolt I, 4, nut I, 5, packing ring I, 6, nylon board I, 7, nylon protective sheath I, 8, nylon board II, 9, nylon protective sheath II, 10, riser, 11, nylon jackscrew, 12, bolt II, 13, nut II, 14, packing ring II, 15, upper portion heap internals flange, 16, through-hole, 17, supporting seat, 18, flat board, 19, central round hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The embodiment is designed for a twelve reactor stack with a stack spud seal assembly.
The pre-installation adjusting device of the nuclear reactor measuring connecting pipe sealing assembly comprises a platform 1 and a hanging basket 2, wherein the platform 1 is formed by supporting a flat plate 18 by a supporting seat 17; the flat plate 18 is a circular plate, twelve through holes 16 are formed in the flat plate 18 corresponding to the installation position of the nuclear reactor measuring connecting pipe sealing assembly, the twelve through holes are divided into four groups, each group comprises three through holes, the four groups of through holes are symmetrically and uniformly distributed on the flat plate 18, and a nylon protective sleeve II 9 is arranged in each through hole 16; four vertical plates 10 are arranged on the periphery of each through hole 16, the four vertical plates 10 are uniformly and symmetrically arranged on the periphery of the through hole 16, a threaded hole is formed in the center of each vertical plate 10, a nylon jackscrew 11 is screwed in the threaded hole, the four vertical plates 10 are fixed on a flat plate 18, and a central round hole 19 is formed in the center of the flat plate 18; the support seat 17 is composed of four upright posts and connecting plates among the upright posts, eight connecting holes are formed in the bottom surface of each upright post, the connecting holes correspond to the connecting holes in the flanges of the upper in-pile components, nylon protective sleeves I7 are arranged in the connecting holes, the upper surface and the lower surface of the flanges are respectively provided with a nylon plate I6 and a nylon plate II 8 when the bottom surfaces of the upright posts are connected with the flanges of the upper in-pile components of the nuclear reactor, the upper ends of the four upright posts are fixedly connected with the bottom surface of a flat plate 18, and the positions of the four upright posts and the installation position of; the hanging basket 2 is a U-shaped structural member, the upper ends of two vertical plates of the U-shaped structural member are outwards and horizontally flanged, bolt holes are formed in the flanged edges, the bolt holes in the flanged edges are connected with bolt holes in the periphery of a central round hole 19 of the flat plate 18 through bolts II 12, nuts II 13 and gaskets II 14, and a laser tracker is mounted on the hanging basket 2.
When the device is used, connecting holes on the bottom surfaces of four stand columns of a nuclear reactor measuring connecting pipe sealing assembly preassembly adjusting device supporting seat 17 are fixedly connected with connecting holes on an upper component flange in a reactor through bolts I3, nuts I4 and gaskets I5, a nylon plate I6 and a nylon plate II 8 are respectively arranged on the upper surface and the lower surface of the upper component flange in the reactor, a group of reactor measuring connecting pipe sealing assemblies are inserted into a through hole 16 on a nuclear reactor measuring connecting pipe sealing assembly preassembly adjusting device flat plate 18 and are connected with an upper component in the reactor, nylon jackscrews 11 on four vertical plates 10 around the through hole 16 are adjusted, the reactor measuring sealing assembly is supported, and the connecting pipe is prevented from shaking. In the process of adjusting the position degree of the reactor measuring connecting pipe sealing assembly, the required adjustment amount is determined by monitoring the gap between the nylon jackscrew 11 and the reactor measuring connecting pipe sealing assembly, and the adjustment amount is specifically adjusted by an adjusting device on the reactor measuring connecting pipe sealing assembly. In the process, the nylon jackscrew 11 plays a role in assisting the position degree adjustment. And repeating the operation until all the reactor pipe-measuring sealing assemblies are installed in place and the positional adjustment is qualified.
The hanging basket 2 is provided with the laser tracker, and the upper surface of the upper pile inner member datum and the upper surface of the twelve pile measuring connecting pipe sealing assembly can be measured by adjusting the installation position of the laser tracker, so that all-round and one-time measurement is realized.
Claims (2)
1. The utility model provides a nuclear reactor surveys and takes over seal assembly pre-installation adjusting device, includes platform (1) and hanging flower basket (2), its characterized in that: the platform (1) is formed by supporting a flat plate (18) by a supporting seat; the flat plate (18) is a circular plate, a through hole (16) is formed in the flat plate (18) corresponding to the installation position of a reactor measuring adapter sealing assembly of the nuclear reactor, and a nylon protective sleeve II (9) is arranged in the through hole (16); four vertical plates (10) are arranged on the periphery of each through hole (16), the four vertical plates (10) are uniformly and symmetrically arranged on the periphery of the through hole (16), a threaded hole is formed in the center of each vertical plate (10), a nylon jackscrew (11) is screwed in the threaded hole, the four vertical plates (10) are fixed on a flat plate (18), and a central round hole (19) is formed in the center of the flat plate (18); the support seat (17) consists of four stand columns and connecting plates among the stand columns, the bottom surface of each stand column is provided with a connecting hole, the connecting hole corresponds to the connecting hole on the flange of the upper reactor internals, a nylon protective sleeve I (7) is arranged in the connecting hole, the upper surface and the lower surface of the flange are respectively provided with a nylon plate I (6) and a nylon plate II (8) when the bottom surface of the stand column is connected with the flange of the upper reactor internals in the nuclear reactor, the upper ends of the four stand columns are fixedly connected with the bottom surface of a flat plate (18), and the positions of the four stand columns and the installation position of the nuclear reactor measuring; the hanging basket (2) is a U-shaped structural member, the upper ends of two vertical plates of the U-shaped structural member are outwards and horizontally flanged, bolt holes are formed in the flanged edges, and the bolt holes in the flanged edges are connected with bolt holes in the periphery of a central round hole (19) of the flat plate (18) through bolts II (12), nuts II (13) and gaskets II (14).
2. The preassembly adjusting apparatus of a nuclear reactor spud seal assembly of claim 1, wherein: and the hanging basket (2) is provided with a laser tracker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921960205.9U CN211362069U (en) | 2019-11-13 | 2019-11-13 | Nuclear reactor is surveyed and is taken over seal assembly pre-installation adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921960205.9U CN211362069U (en) | 2019-11-13 | 2019-11-13 | Nuclear reactor is surveyed and is taken over seal assembly pre-installation adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211362069U true CN211362069U (en) | 2020-08-28 |
Family
ID=72162864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921960205.9U Active CN211362069U (en) | 2019-11-13 | 2019-11-13 | Nuclear reactor is surveyed and is taken over seal assembly pre-installation adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211362069U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113793708A (en) * | 2021-06-11 | 2021-12-14 | 中国核工业第五建设有限公司 | In-position adjusting device and in-position adjusting method for lower reactor internals of nuclear power station |
-
2019
- 2019-11-13 CN CN201921960205.9U patent/CN211362069U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113793708A (en) * | 2021-06-11 | 2021-12-14 | 中国核工业第五建设有限公司 | In-position adjusting device and in-position adjusting method for lower reactor internals of nuclear power station |
| CN113793708B (en) * | 2021-06-11 | 2023-07-07 | 中国核工业第五建设有限公司 | Positioning adjustment device and positioning adjustment method for nuclear power station lower part in-pile components |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108265741B (en) | Practical method for foundation bolt construction positioning | |
| CN211362069U (en) | Nuclear reactor is surveyed and is taken over seal assembly pre-installation adjusting device | |
| CN113029499A (en) | On-site installation process of large-scale modular test section of hypersonic wind tunnel | |
| CN107976359B (en) | Multi-size structural surface shearing box based on standard unit limiting block assembly | |
| CN104008690A (en) | Reactor pressure vessel simulation test platform for nuclear power plant | |
| CN113818700A (en) | Leveling device and method for quickly mounting and positioning columnar member | |
| CN211113787U (en) | Small-tonnage static load test equipment | |
| CN214952939U (en) | Concrete real sea exposure experimental device with easy disassembly and adjustable water level | |
| CN210975874U (en) | Circular positioning disc for embedded installation of foundation bolts of bridge wall reactor | |
| GB1581009A (en) | Apparatus for locating inspection device in a nuclear reactor vessel | |
| CN215240464U (en) | Quick and accurate mounting device for flange branch pipe | |
| CN217060062U (en) | Nuclear power plant pressure vessel nondestructive test device | |
| CN213226067U (en) | Test bench for testing reliability of bolt stretcher | |
| CN203465150U (en) | Novel testing device for safety performance of concrete cylindrical shells | |
| CN207500462U (en) | A kind of sealing cover for being used to test underwater connector performance pressures tank | |
| CN209741151U (en) | Independent tank top cover beam frame structure | |
| CN208350591U (en) | A kind of concrete impervious instrument | |
| CN218957275U (en) | A simulation installation device for piling outer detector | |
| CN218416234U (en) | Photovoltaic support convenient to overlap joint | |
| CN216780862U (en) | Flat lid head assembly welding positioner | |
| CN220200159U (en) | Multifunctional liquid level meter | |
| CN216469945U (en) | Storage tank with detachable support inside | |
| CN116160147B (en) | Method for installing filter module of built-in refueling water tank | |
| CN217843403U (en) | Spirit level supporting device for mounting tower internals | |
| CN217045347U (en) | Nuclear reactor upper portion subassembly flange nut screws up analogue test platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |