CN103010951A - Nuclear power plant main pipeline hoisting adjustment tool - Google Patents
Nuclear power plant main pipeline hoisting adjustment tool Download PDFInfo
- Publication number
- CN103010951A CN103010951A CN2012105236774A CN201210523677A CN103010951A CN 103010951 A CN103010951 A CN 103010951A CN 2012105236774 A CN2012105236774 A CN 2012105236774A CN 201210523677 A CN201210523677 A CN 201210523677A CN 103010951 A CN103010951 A CN 103010951A
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- trunk line
- horizontal
- adjusting mechanism
- adjustment
- support frame
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Abstract
The invention discloses a nuclear power plant main pipeline hoisting adjustment tool, which comprises a support frame, a vertical adjustment mechanism, a horizontal adjustment mechanism and a hoisting guide mechanism. The vertical adjustment mechanism and the hoisting guide mechanism are respectively arranged on the support frame. The horizontal adjustment mechanism is mounted on the vertical adjustment mechanism. The hoisting guide mechanism lays a main pipeline on the horizontal adjustment mechanism. The vertical adjustment mechanism and the horizontal adjustment mechanism respectively adjust the vertical height and the horizontal position of the main pipeline till the main pipeline is adjusted to an accurate fit-up position. Compared with the prior art, the nuclear power plant main pipeline hoisting adjustment tool provided in the invention can adjust the main pipeline in the height direction and the horizontal direction simultaneously without a guide chain, thus effectively reducing the main pipe collision and other quality and safety risks in a main pipeline installation process, and simultaneously reducing the working time and intensity of workers.
Description
Technical field
The present invention relates to construction of nuclear power station field, relate in particular to a kind of nuclear station trunk line lifting adjustment instrument.
Background technology
Along with the mass construction of nuclear station, the trunk line that caliber is large, weight is large is mounted for the most important thing of construction of nuclear power station engineering, the group of trunk line to, install, adjust and all need the construction experience enriched and good mounting tools.
In present construction of nuclear power station process, the installation of trunk line, group are adjusted unfixing, unified arrangement and method for construction to reaching, mainly be to rely on suspender belt, guide chain, hanger, the better simply instrument of steel pipe geometric ratio, select attachment point temporarily or weld interim hanger according to field condition by the construction workman, so as to the group of the lifting of carrying out main equipment and trunk line to adjusting.Although such form of construction work outfit is simple, has following problem: 1) because trunk line needs the support of all angles, therefore when being subjected to force unbalance, bump easily; 2) need multiple guide chain, jackscrew etc. to adjust, the main consumption workman muscle power that relies on is carried out the trunk line displacement; 3) each fulcrum needs manpower adjustment, and it is relatively poor to adjust precision.As seen, existing principal road mounting means not only needs the workman to have abundant installation experience, and also is easy to cause the collision of trunk line root face in the installation process, has larger safety and quality risk.
In view of this, necessary a kind of assembling precision nuclear station trunk line higher and that be difficult for bumping that provides lifts the adjustment instrument.
Summary of the invention
The object of the invention is to: provide the nuclear station trunk line lifting adjustment instrument that a kind of assembling precision is higher and be difficult for bumping, to reduce safety and the quality risk in the trunk line installation process.
In order to realize the foregoing invention purpose, the invention provides a kind of nuclear station trunk line lifting adjustment instrument, it comprises support frame, vertical adjusting mechanism, horizontal adjusting mechanism and lifting guiding mechanism, vertically adjusting mechanism and lifting guiding mechanism are installed on respectively on the support frame, horizontal adjusting mechanism is installed on the vertical adjusting mechanism, the lifting guiding mechanism is located in horizontal adjusting mechanism with trunk line, vertically adjusting mechanism and horizontal adjusting mechanism are adjusted respectively vertical height and the level attitude of trunk line, until trunk line is adjusted to accurate group to the position.
A kind of improvement as nuclear station trunk line lifting adjustment instrument of the present invention, described vertical adjusting mechanism comprises four jack and two adapter shafts of being fixed on the support frame, each adapter shaft is connected between two jacks, each jack all is provided with adjusts its highly vertical adjustment jackscrew of usefulness, all is provided with the detouchable power-transfer clutch on each adapter shaft.
A kind of improvement as nuclear station trunk line lifting adjustment instrument of the present invention, described support frame comprises a horizontal frame, four jiaos of places of horizontal frame are provided with respectively the supporting blade of offering accepting groove, and the bottom of each jack all is provided with the projection suitable with the accepting groove of support frame.
A kind of improvement as nuclear station trunk line lifting adjustment instrument of the present invention, the top of described each jack all is provided with the inserted block that is connected with the main body screw of jack, the height adjustment of inserted block is realized by the vertical adjustment jackscrew of being located on the jack main body wall, inserted block is provided with bulge loop in the position near its middle part, horizontal adjusting mechanism comprises rectangular stay bearing plate, offers respectively the perforation suitable with the inserted block top shape of jack on four jiaos of stay bearing plate.
A kind of improvement as nuclear station trunk line lifting adjustment instrument of the present invention, described horizontal adjusting mechanism comprises stay bearing plate, activity box and horizontal adjustment jackscrew, but be installed on the stay bearing plate, the horizontal adjustment jackscrew carries out adjustment on the horizontal direction to activity box the activity box horizontal anomalous movement.
As a kind of improvement of nuclear station trunk line lifting adjustment instrument of the present invention, described horizontal adjustment jackscrew comprises radially to be adjusted jackscrew and axially adjusts jackscrew, and wherein, radially adjusting jackscrew is two.
As a kind of improvement of nuclear station trunk line lifting adjustment instrument of the present invention, described horizontal adjusting mechanism also comprises a pair of above support roller that is used for supporting trunk line, and every pair roller all is fixed on two long limits of activity box in relative mode respectively.
A kind of improvement as nuclear station trunk line lifting adjustment instrument of the present invention, described lifting guiding mechanism comprises guide rail, stop block and pipeline hoop, guide rail comprises horizontal segment and tilting section, tilting section is from the extension that slightly is inclined upwardly of an end of horizontal segment, stop block is located at the other end of horizontal segment, and pipeline hoop is installed on the guide rail slidably by roller.
A kind of improvement as nuclear station trunk line lifting adjustment instrument of the present invention, described support frame and lifting guiding mechanism comprise respectively four supporting legs, fixedly breach and the fixed orifice of usefulness are all offered in the top of every supporting leg of support frame, the bottom shape of every supporting leg of lifting guiding mechanism is suitable with the supporting leg top shape of support frame respectively, and two kinds of supporting legs are fixing in twos by the retaining element that passes fixed orifice.
A kind of improvement as nuclear station trunk line lifting adjustment instrument of the present invention, described guide rail is parallel to each other two, be individually fixed in the top of two supporting legs of lifting guiding mechanism, roller all is housed on each guide rail slidably, and pipeline hoop is fixed on the fixed link that is set up by two rollers.
Compared with prior art, nuclear station trunk line lifting adjustment instrument of the present invention need not to use guide chain, can carry out simultaneously the adjustment of short transverse and horizontal direction to trunk line, effectively reduce quality and the security risk such as trunk line collision in the trunk line installation process, reduced simultaneously workman's work-hours and intensity.
Description of drawings
Below in conjunction with the drawings and specific embodiments, nuclear station trunk line lifting adjustment instrument of the present invention and useful technique effect thereof are elaborated, wherein:
Fig. 1 is the assembling scheme drawing of nuclear station trunk line lifting adjustment instrument of the present invention, and the pipeline hoop among the figure is not shown.
Fig. 2 is the support frame scheme drawing of nuclear station trunk line lifting adjustment instrument of the present invention.
Fig. 3 is the vertical adjusting mechanism scheme drawing of nuclear station trunk line lifting adjustment instrument of the present invention.
Fig. 4 is the horizontal adjusting mechanism scheme drawing of nuclear station trunk line lifting adjustment instrument of the present invention.
Fig. 5 is the lifting guiding mechanism scheme drawing of nuclear station trunk line lifting adjustment instrument of the present invention.
The specific embodiment
In order to make purpose of the present invention, technical scheme and useful technique effect thereof more clear, below in conjunction with the drawings and specific embodiments, the present invention is further elaborated.Should be understood that the specific embodiment of describing in this specification sheets only is in order to explain the present invention, is not in order to limit the present invention.
See also Fig. 1, nuclear station trunk line lifting adjustment instrument of the present invention comprises support frame 10 and is installed on vertical adjusting mechanism 30, the horizontal adjusting mechanism 50 on the support frame 10 and lifts guiding mechanism 70.
See also Fig. 2, support frame 10 comprises four supporting legs 12 and a horizontal frame 14.Fixedly breach 120 and the fixed orifice 122 of usefulness are all offered in the top of every supporting leg 12; Four jiaos of horizontal frame 14 are individually fixed in position on the upper side, four supporting leg 12 middle parts, and four jiaos of places of the cavern part 140 of horizontal frame 14 are provided with respectively the supporting blade 144 of offering accepting groove 142.
See also Fig. 3, vertically adjusting mechanism 30 comprises four jacks 32 and two adapter shafts 34, and each adapter shaft 34 is connected between two jacks 32.The bottom of each jack 32 is the projection 320 suitable with the accepting groove 142 of support frame 10, top then is the inserted block 322 that is connected with the main body screw of jack 32, and the height adjustment of inserted block 322 is realized by the vertical adjustment jackscrew 324 of being located on the jack main body wall.Inserted block 322 is provided with bulge loop 326 in the position near its middle part.All be provided with detouchable power-transfer clutch 340 on each adapter shaft 34.When adapter shaft 34 connected, the jack 32 at its two ends can be realized the high level of synchronization adjustment in same direction; After adapter shaft 34 dismountings, each jack 32 can independently carry out height adjustment.
See also Fig. 4, horizontal adjusting mechanism 50 comprises stay bearing plate 52, activity box 54, support roller 56 and horizontal adjustment jackscrew.Stay bearing plate 52 is oblong, offers respectively the perforation 520 suitable with inserted block 322 top shape of jack 32 on its four jiaos.But be installed on the stay bearing plate 52 activity box 54 horizontal anomalous movements, its adjustment in the horizontal direction realizes by the horizontal adjustment jackscrew: the horizontal adjustment jackscrew comprises radially to be adjusted jackscrew 580 and axially adjusts jackscrew 582, is respectively applied to activity box 54 is carried out the adjustment of radial and axial position.Support roller 56 is fixed on two long limits of activity box 54 in relative mode respectively for a pair of above (shown in the figure being two pairs), is used for treating the right trunk line 80(of group as shown in Figure 5) support and rotate adjustment.
See also Fig. 5, lifting guiding mechanism 70 comprises supporting leg framework, guide rail 74, stop block 76 and pipeline hoop 78.The supporting leg framework comprises four supporting legs 720 and is connected piece two crossbeams 722 that supporting leg 720 is connected in twos, supporting leg 12 top shape of the bottom shape of supporting leg 720 and support frame 10 are suitable, and also offer fixed orifice 724, the fixed orifice 122 on the supporting leg 12 of the position distribution of fixed orifice 724 and support frame 10 is corresponding.Article two, guide rail 74 is fixed in the top of supporting leg 720 in parallel with each other, the perpendicular direction of its bearing of trend and crossbeam 722.Each guide rail 74 all comprises two sections, and wherein horizontal segment 742 is fixed in the top of supporting leg 720, and tilting section 744 is from the extension that slightly is inclined upwardly of an end of horizontal segment 742, and stop block 76 is located at the other end of horizontal segment 742.Pipeline hoop 78 is fixed on the fixed link 784 that is set up by two rollers 782, two rollers 782 are installed in respectively on the guide rail 74 slidably, pipeline hoop 78 can move with the slip of roller 782,782 position-limiting actions of stop block 76 pair rollers, thus prevent pipeline hoop 78 and on trunk line 80 from guide rail 74 landings.
Please consult simultaneously Fig. 1 to Fig. 5, during assembling, the projection 320 of four jack 32 bottoms in the vertical adjusting mechanism 30 is contained in respectively in four accepting grooves 142 of support frame 10, the inserted block 322 on four jack 32 tops is entangled respectively in four perforation 520 of the stay bearing plate 52 of horizontal adjusting mechanism 50, four bulge loops 326 all are supported in the bottom surface of stay bearing plate 52, four supporting legs 720 of lifting guiding mechanism 70 are individually fixed in the top of four supporting legs 12 of support frame 10, obtain nuclear station trunk line lifting adjustment instrument (pipeline hoop 78 is not shown) as shown in Figure 1.
During the trunk line lifting, to wait that an end of organizing right trunk line 80 is fixed in pipeline hoop 78, pipeline hoop 78 slowly slides along guide rail 74 with roller 782, thereby trunk line 80 is dragged to correct position, unclamp pipeline hoop 78 and trunk line 80 is located on the activity box 54 of horizontal adjusting mechanism 50, trunk line 80 is supported by support roller 56.At this moment, can remove as required lifting guiding mechanism 70, the vertical adjustment jackscrew 324 that recycles vertical adjusting mechanism 30 is adjusted the height of trunk line 80, utilize the level attitude of radially adjusting jackscrew 580 and axial adjustment jackscrew 582 adjustment trunk lines 80 of horizontal adjusting mechanism 50 (because jack 32 is four, radially adjusting jackscrew 580 is two, therefore can also adjust the parallelism of trunk line 80), until trunk line 80 is adjusted to accurate group to the position.
By above description as can be known, the present invention is the size according to nuclear station trunk line 80 self, the cover that nuclear island factory building space characteristic and mounting process are developed is applicable to trunk line 80 liftings, group to the multipurpose tool of adjusting, can carry out short transverse to trunk line 80 simultaneously, the adjustment of left and right directions and parallelism, realize that trunk line 80 is right from being incorporated into group, integrated control in the welding process, thereby improved assembling precision, guaranteed welding quality, reduced safety and the quality risk in the work progress, reduce simultaneously workman's work-hours and intensity, therefore can be applicable to cold section, trunk line 80 installation processes of hot arc and transition phase.
The according to the above description announcement of book and instruction, those skilled in the art in the invention can also carry out suitable change and modification to above-mentioned embodiment.Therefore, the specific embodiment that discloses and describe above the present invention is not limited to also should fall in the protection domain of claim of the present invention modifications and changes more of the present invention.In addition, although used some specific terms in this specification sheets, these terms do not consist of any restriction to the present invention just for convenience of description.
Claims (10)
1. a nuclear station trunk line lifts the adjustment instrument, it is characterized in that: comprise support frame, vertical adjusting mechanism, horizontal adjusting mechanism and lifting guiding mechanism, vertically adjusting mechanism and lifting guiding mechanism are installed on respectively on the support frame, horizontal adjusting mechanism is installed on the vertical adjusting mechanism, the lifting guiding mechanism is located in horizontal adjusting mechanism with trunk line, vertically adjusting mechanism and horizontal adjusting mechanism are adjusted respectively vertical height and the level attitude of trunk line, until trunk line is adjusted to accurate group to the position.
2. nuclear station trunk line according to claim 1 lifts the adjustment instrument, it is characterized in that: described vertical adjusting mechanism comprises four jack and two adapter shafts of being fixed on the support frame, each adapter shaft is connected between two jacks, each jack all is provided with adjusts its highly vertical adjustment jackscrew of usefulness, all is provided with the detouchable power-transfer clutch on each adapter shaft.
3. nuclear station trunk line according to claim 2 lifts the adjustment instrument, it is characterized in that: described support frame comprises a horizontal frame, four jiaos of places of horizontal frame are provided with respectively the supporting blade of offering accepting groove, and the bottom of each jack all is provided with the projection suitable with the accepting groove of support frame.
4. nuclear station trunk line according to claim 2 lifts the adjustment instrument, it is characterized in that: the top of described each jack all is provided with the inserted block that is connected with the main body screw of jack, the height adjustment of inserted block is realized by the vertical adjustment jackscrew of being located on the jack main body wall, inserted block is provided with bulge loop in the position near its middle part, horizontal adjusting mechanism comprises rectangular stay bearing plate, offers respectively the perforation suitable with the inserted block top shape of jack on four jiaos of stay bearing plate.
5. each described nuclear station trunk line lifting adjustment instrument in 4 according to claim 1, it is characterized in that: described horizontal adjusting mechanism comprises stay bearing plate, activity box and horizontal adjustment jackscrew, but be installed on the stay bearing plate, the horizontal adjustment jackscrew carries out adjustment on the horizontal direction to activity box the activity box horizontal anomalous movement.
6. nuclear station trunk line according to claim 5 lifts the adjustment instrument, it is characterized in that: described horizontal adjustment jackscrew comprises radially to be adjusted jackscrew and axially adjusts jackscrew, and wherein, radially adjusting jackscrew is two.
7. nuclear station trunk line according to claim 5 lifts the adjustment instrument, it is characterized in that: described horizontal adjusting mechanism also comprises a pair of above support roller that is used for supporting trunk line, and every pair roller all is fixed on two long limits of activity box in relative mode respectively.
8. nuclear station trunk line according to claim 1 lifts the adjustment instrument, it is characterized in that: described lifting guiding mechanism comprises guide rail, stop block and pipeline hoop, guide rail comprises horizontal segment and tilting section, tilting section is from the extension that slightly is inclined upwardly of an end of horizontal segment, stop block is located at the other end of horizontal segment, and pipeline hoop is installed on the guide rail slidably by roller.
9. nuclear station trunk line according to claim 8 lifts the adjustment instrument, it is characterized in that: described support frame and lifting guiding mechanism comprise respectively four supporting legs, fixedly breach and the fixed orifice of usefulness are all offered in the top of every supporting leg of support frame, the bottom shape of every supporting leg of lifting guiding mechanism is suitable with the supporting leg top shape of support frame respectively, and two kinds of supporting legs are fixing in twos by the retaining element that passes fixed orifice.
10. nuclear station trunk line according to claim 9 lifts the adjustment instrument, it is characterized in that: described guide rail is parallel to each other two, be individually fixed in the top of two supporting legs of lifting guiding mechanism, roller all is housed on each guide rail slidably, and pipeline hoop is fixed on the fixed link that is set up by two rollers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210523677.4A CN103010951B (en) | 2012-12-07 | 2012-12-07 | Nuclear power plant main pipeline hoisting adjustment tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210523677.4A CN103010951B (en) | 2012-12-07 | 2012-12-07 | Nuclear power plant main pipeline hoisting adjustment tool |
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| CN103010951A true CN103010951A (en) | 2013-04-03 |
| CN103010951B CN103010951B (en) | 2015-02-04 |
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| CN201210523677.4A Active CN103010951B (en) | 2012-12-07 | 2012-12-07 | Nuclear power plant main pipeline hoisting adjustment tool |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104252884A (en) * | 2013-06-27 | 2014-12-31 | 中广核工程有限公司 | Installation method of primary loop main pipeline of nuclear power plant |
| CN108458165A (en) * | 2018-05-14 | 2018-08-28 | 清华大学天津高端装备研究院 | Main pipeline installation adjusting device |
| CN110155635A (en) * | 2019-04-23 | 2019-08-23 | 乌江渡发电厂 | A kind of big part lifting auxiliary tool of horizontal hole |
| CN110856914A (en) * | 2018-08-24 | 2020-03-03 | 中核核电运行管理有限公司 | Device for mounting and dismounting vertical pipeline filter in narrow space in nuclear power station |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104252884A (en) * | 2013-06-27 | 2014-12-31 | 中广核工程有限公司 | Installation method of primary loop main pipeline of nuclear power plant |
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| CN108458165B (en) * | 2018-05-14 | 2024-03-08 | 清华大学天津高端装备研究院 | Main pipeline installation adjusting device |
| CN110856914A (en) * | 2018-08-24 | 2020-03-03 | 中核核电运行管理有限公司 | Device for mounting and dismounting vertical pipeline filter in narrow space in nuclear power station |
| CN110155635A (en) * | 2019-04-23 | 2019-08-23 | 乌江渡发电厂 | A kind of big part lifting auxiliary tool of horizontal hole |
| CN110155635B (en) * | 2019-04-23 | 2021-05-14 | 乌江渡发电厂 | Horizontal hole major possession hoist and mount appurtenance |
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| Publication number | Publication date |
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| CN103010951B (en) | 2015-02-04 |
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