CN104340843B - Reactor core hoisting tool - Google Patents
Reactor core hoisting tool Download PDFInfo
- Publication number
- CN104340843B CN104340843B CN201410444655.8A CN201410444655A CN104340843B CN 104340843 B CN104340843 B CN 104340843B CN 201410444655 A CN201410444655 A CN 201410444655A CN 104340843 B CN104340843 B CN 104340843B
- Authority
- CN
- China
- Prior art keywords
- hole
- reactor core
- crossbeams
- hangers
- hanging apparatus
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/02—Details of handling arrangements
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/20—Arrangements for introducing objects into the pressure vessel; Arrangements for handling objects within the pressure vessel; Arrangements for removing objects from the pressure vessel
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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
Abstract
The invention relates to a reactor core hoisting special tool applicable to small critical or a subcritical experimental devices. The reactor core hoisting special tool mainly comprises a pull rod, a cross beam and a hoisting device which are connected with one another by use of bolts and nuts. The reactor core hoisting special tool is simple in structure, practicable in function, convenient to operate, safe, reliable, and easy to fold and demount.
Description
Technical field
The invention belongs to lifting device field, it is related to the lifting operation of object, particularly to the lifting of reactor core in core field.
Background technology
In the small-sized critical experiment device or subcritical experiment device of core industry, reactor core is in design generally as one
Overall, installed with facilitating and change.But because reactor core weight is relatively large, directly installed with handss and drawn off very not square
Just.Simultaneously after loading fuel element in the reactor core of experimental provision and running, if directly drawing off reactor core with handss again, may
Can pollute.Therefore, the reactor core of small-sized critical or subcritical experiment device is necessary to special hanging installing and draw off
Holding tool is operated, but not yet sees the report about such lifting device at present on pertinent literature.Now in core industry
Using lifting device more, but be mainly used in the lifting of large-scale workpiece, the structure of lifting device is relative complex, volume and weight
Also larger, be not suitable for the lifting operation of reactor core in small-sized critical or subcritical assembly.In view of drawbacks described above, present invention creation
Person obtains this creation finally through long research and practice.
Content of the invention
It is an object of the invention to, provide a kind of reactor core lifting device, in order to overcome above-mentioned technological deficiency.
For achieving the above object, patent of the present invention provides a kind of structure to be simple and convenient to operate, folding lifting device is used
The installation of reactor core and draw off operation in small-sized critical or subcritical assembly.The present invention provides following technical scheme；
There is provided a kind of reactor core lifting device, comprising: a pull bar, two crossbeams, two locking nuts, in the middle part of described two crossbeams
It is respectively provided with a through hole, described pull bar lower end is provided with external screw thread, described pull bar passes through in locking nut described in one and two crossbeams
The through hole in portion is attached with another described locking nut, described two crossbeams be respectively arranged at the two ends with hanging apparatus；
Described hanging apparatus are used for being combined with lifting object, to complete lifting operation；
Can realize between described pull bar and crossbeam quickly installing and dismantling, the angle between described crossbeam can be adjusted
Whole so that more preferable realize operation；
Preferably, the lower surface of entablature upper surface in described two crossbeams and sill is respectively arranged at the two ends with a pair of extension
Ear, described hangers is coordinated with miscellaneous part and is connected for real with described hanging apparatus, and a pair of described hangers is provided with
Mutually corresponding two through holes；
Described crossbeam is respectively arranged at the two ends with a crossbeam open slot, and described open slot is placed between described hangers；
Described hanging apparatus upper end is provided with a through hole, and described hanging apparatus are corresponding with described by bolt, nut
A pair of hangers is realized connecting.
Can fold between described hanging apparatus and crossbeam, dismantle to reduce memory space；
Preferably, described hanging apparatus include: a cylinder lever connecting rod, an attaching nut, wherein:
Described cylinder lever connecting rod lower end is provided with a boss, and described cylinder lever connecting rod upper end passes through described attaching nut and passes through
Described boss is spacing to it；
Described cylinder lever connecting rod upper end is provided with a through hole, is connected with described crossbeam by bolt, nut.
Described attaching nut can be changed according to default bolt on the object being lifted, to realize slinger
Connection between tool and lifting object.
Compared with the prior art the beneficial effects of the present invention is: the present invention provide lifting device can be targetedly
The lifting of the reactor core be applied to small-sized critical experiment device or subcritical experiment device, and structure is simple and convenient to operate, pacifies
Entirely it is reliable, easy to fold and dismantle.
Brief description
Fig. 1 reactor core of the present invention lifting device structural representation；
Fig. 2 pull bar and crossbeam junction assembled sectional view；
Fig. 3 cylinder lever connecting rod and attaching nut and crossbeam junction assembled sectional view；
Fig. 4 beam structure schematic diagram；
Fig. 5 attaching nut's sectional view.
Specific embodiment
Below in conjunction with accompanying drawing, the above-mentioned He other technical characteristic of the present invention and advantage are described in more detail.
Embodiment one
Referring to Fig. 1, Fig. 1 is reactor core lifting device structural representation of the present invention, and reactor core lifting device includes: pull bar 1, two locks
Jack panel 2, crossbeam 3, in conjunction with Fig. 2, Fig. 2 is pull bar and crossbeam junction assembled sectional view, as shown in the figure: the upper end of pull bar 1 sets
There is a draw ring 11, it is connected with the power set of peripheral hardware realizes lifting operation, the default end of thread 13 on the lower end of pull bar 1, two
The centre of crossbeam 3 is provided with crossbeam through hole 34；On the lower end of pull bar 1, the default end of thread 13 passes through the crossbeam through hole of two crossbeams 3
After 34, will be fixing to two crossbeams 3 and pull bar 1 using two clamping screws 2；Two crossbeam 3 arranged crosswise, the angle between crossbeam 3
Degree can be realized freely adjusting and locking by adjusting two clamping screws 2, and crossbeam 3 is respectively arranged at the two ends with hanging apparatus, uses
Treat hoisting object in lifting；When hanging apparatus realize lifting operation with after hoisting object is combined, pulling pull bar 1.
Embodiment two
Embodiment two is the remodeling of embodiment one, and its difference is, the attachment structure of crossbeam 3 and hanging apparatus, such as implements
Reactor core lifting device shown in example one, referring to Fig. 3 and combine Fig. 4, Fig. 3 is cylinder lever connecting rod and attaching nut and crossbeam junction group
Close sectional view, Fig. 4 is beam structure schematic diagram, crossbeam 3 is respectively arranged at the two ends with a crossbeam open slot 32, and crossbeam open slot 32 both sides are each
It is provided with symmetrical two hangers 31；One symmetrical through hole 33, two crossbeams 3 and pull bar are respectively provided with two symmetrical hangers 31
1 is in opposite direction by during two locking nuts 2 connections, two crossbeams reversely being installed the hangers making crossbeam two ends, so that two
Crossbeam can realize overlap, reduces storage area；The upper end of cylinder lever connecting rod 6 is provided with a connection through hole 61, connect rod through-hole 61 with
Hangers through hole 33 coordinates, and is attached using bolt 5 and nut 4, and cylinder lever connecting rod 6 can rotate around bolt 5.By bolt and nut
Dismounting, the folding of reactor core lifting device can be quickly realized in connection, facilitate the maintenance of equipment, be stored in transport.
Embodiment three
Embodiment three is the improvement on embodiment two basis, and its difference is, hanging apparatus with treat hoisting object
Joint portion, the reactor core lifting device that such as embodiment two is shown, referring to Fig. 5, Fig. 5 is attaching nut's sectional view, and this attaching nut uses
In realizing being combined with by hoisting object, to realize lifting operation；As illustrated, attaching nut's inner upper end be provided with stair-stepping convex
Platform, for bearing the active force that lifting device produces in operation；And combining Fig. 3, Fig. 3 is cylinder lever connecting rod and attaching nut and horizontal stroke
Beam junction assembled sectional view, as illustrated, cylinder lever connecting rod 6 lower end is provided with a boss 62, cylinder lever connecting rod 6 passes through attaching nut 7
On attaching nut's through hole 71, attaching nut 7 is realized spacing by the effect of the boss 62 on cylinder lever connecting rod 6；
When lifting device operation, according to reserved bolt position on reactor core, adjust the angle between crossbeam 3, then
Corresponding with reactor core for attaching nut 7 bolt is attached, and is adjusted by the depth screwing between bolt and attaching nut 7
Whole connection depth well, pull bar of slinging is it is possible to realize the purpose of lifting reactor core.
Attaching nut 7 can according to be reserved in bolt on reactor core external diameter change corresponding attaching nut, with
In the different reactor cores of lifting.
The foregoing is only presently preferred embodiments of the present invention, only have illustrative for the purpose of the present invention, and non-limiting.This
Professional and technical personnel understands according to it, the change that it can be carried out in the spirit and scope that the claims in the present invention are limited,
Modification, in addition equivalent, fall within protection scope of the present invention.
Claims (2)
1. a kind of reactor core lifting device, comprising: a pull bar, two crossbeams, two locking nuts it is characterised in that
It is respectively provided with a through hole, described pull bar lower end is provided with external screw thread, described pull bar passes through described in one in the middle part of two described crossbeams
Locking nut is attached with another described locking nut with the through hole in the middle part of two crossbeams, and the two ends of described two crossbeams respectively set
There are hanging apparatus；
The lower surface of the entablature upper surface in two described crossbeams and sill is respectively arranged at the two ends with a pair symmetrical hangers, institute
State symmetrical hangers and be provided with mutually corresponding two through hole；
Two described crossbeams are respectively arranged at the two ends with a crossbeam open slot, and described open slot is placed between described hangers；
Described hanging apparatus upper end is provided with a through hole, the two through hole phase on the through hole of described hanging apparatus upper end and described hangers
Mutually coordinate, described hanging apparatus pass through bolt, nut is realized connecting with described corresponding a pair of hangers.
2. reactor core lifting device as claimed in claim 1 is it is characterised in that described hanging apparatus include: a cylinder lever connecting rod,
One attaching nut, wherein:
Described cylinder lever connecting rod lower end is provided with a boss, and described cylinder lever connecting rod upper end passes through described attaching nut and by described
Boss it is carried out spacing；
Described cylinder lever connecting rod upper end is provided with a through hole, with being connected with described crossbeam one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410444655.8A CN104340843B (en) | 2014-09-03 | 2014-09-03 | Reactor core hoisting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410444655.8A CN104340843B (en) | 2014-09-03 | 2014-09-03 | Reactor core hoisting tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104340843A CN104340843A (en) | 2015-02-11 |
| CN104340843B true CN104340843B (en) | 2017-02-01 |
Family
ID=52497398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410444655.8A Active CN104340843B (en) | 2014-09-03 | 2014-09-03 | Reactor core hoisting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104340843B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106320721B (en) * | 2016-09-09 | 2023-10-20 | 中国核工业二三建设有限公司 | Alignment and leveling device for metal reactor core shell of nuclear power station |
| CN106320720B (en) * | 2016-09-09 | 2023-12-15 | 中国核工业二三建设有限公司 | Alignment and leveling device for cylinder body and steam generator of pressure vessel of nuclear power station |
| CN106320719B (en) * | 2016-09-09 | 2021-01-05 | 中国核工业二三建设有限公司 | Alignment and leveling method for nuclear power station metal core shell |
| CN106744252B (en) * | 2017-03-27 | 2018-09-21 | 江苏中车电机有限公司 | For MW grades of rotor of direct-drive permanent magnet wind driven generator hoisting toolings and application method |
| CN113942924A (en) * | 2021-10-15 | 2022-01-18 | 中铁上海工程局集团第五工程有限公司 | Circulation steel reinforcement cage hoist |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2073408U (en) * | 1990-10-22 | 1991-03-20 | 中国人民解放军59997部队 | Lift apparatus with four barrels |
| CN101633478B (en) * | 2008-07-23 | 2011-04-13 | 中国科学院自动化研究所 | Cable traction automatic leveling hanger and method thereof |
| CN201817191U (en) * | 2010-04-16 | 2011-05-04 | 江苏长征风力发电设备有限公司 | Special-purpose hoisting tool for yawing gear case of direct-drive permanent magnet wind driven generator |
| CN202122444U (en) * | 2011-03-22 | 2012-01-25 | 浙江工商职业技术学院 | Multifunctional clothes hanger |
| CN102755075A (en) * | 2011-04-27 | 2012-10-31 | 苏州市张麟纺织品有限公司 | Crossed clothes hanger |
| CN102211732B (en) * | 2011-05-12 | 2013-01-16 | 西安航天动力机械厂 | Conical piece hoisting device |
| CN103359607A (en) * | 2012-03-28 | 2013-10-23 | 天津振汉机械装备有限公司 | Lifting tool of ball constructional element |
| CN203345925U (en) * | 2013-07-10 | 2013-12-18 | 洛阳中创重型机械有限公司 | Lifting tool for heat treatment of large parts |
| CN203451054U (en) * | 2013-09-18 | 2014-02-26 | 南通东方科技有限公司 | Hoisting fixture for large-scale circular ring part |
| CN103950832A (en) * | 2014-05-16 | 2014-07-30 | 江苏新业重工股份有限公司 | Novel three-jaw apparatus for vertical mill roller |
| CN204198226U (en) * | 2014-09-03 | 2015-03-11 | 中国原子能科学研究院 | A kind of reactor core lifting device |
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2014
- 2014-09-03 CN CN201410444655.8A patent/CN104340843B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104340843A (en) | 2015-02-11 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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