CN103803422A - Hoisting device for nuclear power station, and installation method of hoisting device - Google Patents
Hoisting device for nuclear power station, and installation method of hoisting device Download PDFInfo
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- CN103803422A CN103803422A CN201210452715.1A CN201210452715A CN103803422A CN 103803422 A CN103803422 A CN 103803422A CN 201210452715 A CN201210452715 A CN 201210452715A CN 103803422 A CN103803422 A CN 103803422A
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Abstract
The invention provides a hoisting device, which comprises a reaction frame crane and a traction frame below the reaction frame crane, wherein the reaction frame crane comprises a connecting frame, a cross beam, a trolley and a hoist, wherein the upper end of the connecting frame is fixedly arranged on a first-height platform of a plant, the cross beam and the lower end of the connecting frame are fixedly connected with each other, the trolley is arranged on the cross beam and can move along with a track on the cross beam, and the hoist is arranged on the trolley; the traction frame is fixedly arranged on a second-height platform of the plant and used for drawing equipment in the direction parallel to the second-height platform when the reaction frame crane is used for hoisting the equipment. Through the crane arranged on the first-height platform and the traction frame on the second-height platform, a horizontal cylindrical steam cooler can be hoisted through the crane, and the cooler can be hoisted and a cooler shell can be removed by matching the traction action of the traction frame below the cooler, thus completing the removal of the shell of the horizontal cylindrical steam cooler.
Description
Technical field
The present invention relates to the important weight-lifting equipment of a kind of nuclear station, relate in particular in a kind of Nuclear Power Station Factory Building and remove for equipment hoisting the hoisting device that housing overhauls.
Background technology
In nuclear power plant's factory building, equipment is overhauled to lifting and conventionally adopt the main driving lifting of steam turbine factory building.But because two differing heights places of place in the factory building of existing nuclear power plant are provided with platform, cause lifting by the main driving of above-mentioned steam turbine factory building.Particularly, horizontal cylinder shape gland sealing steam cooling vessel, in the time of maintenance, needs lifting to remove detachable housing, and can not lift dismounting housing to cooling vessel by the main driving of existing steam turbine factory building.
Summary of the invention
The object of the present invention is to provide and a kind ofly can in the nuclear power plant's factory building that is provided with two place's differing heights platforms, lift horizontal type cooler and remove the hoisting device of its housing to overhaul.
Can not lift the technical matters of dismantling housing to cooling vessel in order to solve the main driving of steam turbine factory building in prior art, the invention provides a kind of hoisting device, comprise the counter drawbar frame of erecting heavy-duty machine and below thereof, the described anti-heavy-duty machine of erecting comprises link span, crossbeam, dolly and cucurbit, wherein, the first height platform of factory building is fixed in described link span upper end, described crossbeam is fixedly connected with the lower end of described link span, described dolly is arranged on also can be along the orbiting motion on crossbeam on described crossbeam, and described cucurbit is arranged on described dolly; Described drawbar frame is fixedly installed in the second height platform of factory building, for anti-described equipment being drawn along the direction parallel with described the second height platform while erecting crane loading equipment described.
Preferably, described dolly comprises: wallboard, wheel, drop in beam, suspension ring, driving device, described dolly is arranged on by described wheel on the track of described crossbeam, described wallboard comprises left wallboard and right wallboard, described wheel comprises left wheel and right wheel, left wheel is separately fixed at left wallboard with right wallboard inner side and is connected with described driving device with right wheel, described drop in beam is arranged on described wheel below, through left wallboard and right wallboard fastening with them, described suspension ring are fixedly connected with described drop in beam, and described cucurbit is suspended on described suspension ring.
Preferably, described crossbeam is steel I-beam, and the described track of described wheel movement is formed on the bottom of described steel I-beam.
Preferably, described dolly is manual dolly, and described cucurbit is bottle gouard moved by hands.
Preferably, described driving device comprises: manual-chain, bangle wheel, transmission shaft, gear; Described manual-chain is arranged on described bangle wheel above, and described bangle wheel is arranged on one end of described transmission shaft, and the other end of described transmission shaft is through described wallboard and fixedly mount described gear, and described gear engages with described wheel.
Preferably, described manual dolly also comprises adjustment roll sleeve, and it is arranged between described track and described drop in beam and is fixed on described wallboard.
Preferably, described drawbar frame comprises: framework, pipe link and draw bar; Its middle frame is the rectangle frame that lower end is fixedly connected on described the second height platform; Pipe link is arranged on described rectangle frame middle part, connects the dual-side of described rectangle frame; Described draw bar upper end is fixed on described pipe link, and lower end is positioned at described the second height platform.
Preferably, the lower end of described framework and the lower end of described draw bar are bathtub construction, are connected with the Turbogrid plates detouchable arranging on described the second height platform by Connector Clip.
Preferably, on described drop in beam, be provided with the adjustment packing ring for adjusting width between described left wallboard and right wallboard.
Preferably, the gap between the outer rim of described wheel and described rail flanges is about 3mm.
Correspondingly, the present invention also provides a kind of installation method of above-mentioned hoisting device, described method comprises: install counter erect heavy-duty machine and install drawbar frame, wherein install the anti-heavy-duty machine of erecting specifically comprise the following steps: S1, by described link span by pressing plate and be bolted to factory building described first height platform; S2, described crossbeam is fastened to described link span lower end; S3, by described pressing plate and described link span segmentation spot welding; S4, described dolly is installed on the track of described crossbeam.
Preferably, described step S4 comprises: regulate the quantity of the described adjustment packing ring of the inside and outside both sides of described left wallboard and right wallboard to be about 3mm to guarantee the gap between outer rim and the described rail flanges of described wheel; Regulating the gap of adjustment roll sleeve and described track bottom surface is predetermined value; Tighten described drop in beam one side for the jam nut fastening with described wallboard, on described cucurbit, hang up underload trail run, after described wheel all contacts with described track, tighten described drop in beam opposite side for the jam nut fastening with described wallboard.
Preferably, drawbar frame being installed specifically comprises the following steps: S1, be fixedly connected with the bathtub construction of described framework lower end by Connector Clip at the first desired location of described Turbogrid plates; S2, described draw bar lower end is fixed on to the second desired location of described Turbogrid plates by Connector Clip.
Hoisting device provided by the invention is by being arranged on the hoisting crane of the first height platform and the drawbar frame of the second height platform, can be by the Jack horizontal cylinder shape steam cooler of slinging, and coordinate the draw of the drawbar frame of cooling vessel below, thereby can sling cooling vessel remove its housing, complete housing dismounting and maintenance to horizontal cylinder shape steam cooler.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, to the accompanying drawing of required use in embodiment be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the hoisting device that provides of the embodiment of the present invention;
Fig. 2 is the counter structural representation of erecting heavy-duty machine in the hoisting device shown in Fig. 1;
Fig. 3 a is the front elevation of the drawbar frame in the hoisting device shown in Fig. 1;
Fig. 3 b is the structure birds-eye view of the drawbar frame in the hoisting device shown in Fig. 1;
Fig. 4 is the counter structural representation of erecting the manual dolly in heavy-duty machine shown in Fig. 2.
The specific embodiment
Below in conjunction with the accompanying drawing in embodiment of the present invention, the technical scheme in embodiment of the present invention is clearly and completely described.
See also Fig. 1 to Fig. 4, the embodiment of the present invention provides a kind of hoisting device.It comprises anti-heavy-duty machine and the drawbar frame 5 erected as shown in Figure 1, the anti-heavy-duty machine of erecting comprises link span 1, crossbeam 2, dolly 3 and cucurbit 4, the counter implication of erecting " anti-frame " in heavy-duty machine refers to that link span 1 is as shown in Figure 1 positioned at the top of crossbeam 2, connecting cross beam 2 and factory building the first height platform 6.The first height platform 6 of factory building is fixed in described link span 1 upper end, described crossbeam is fixedly connected with the lower end of described link span, the concrete fixed form adopting can have multiple, comprise welding, bolt connection etc., described dolly 3 is arranged on also can be along the orbiting motion on crossbeam 2 on described crossbeam 2, and described cucurbit 4 is arranged on described dolly 3.Described drawbar frame 5 is fixedly installed in the second height platform 7 of factory building, for anti-described equipment being drawn along the direction parallel with described the second height platform while erecting crane loading equipment described.Particularly, in the present embodiment, the second height platform 7 surfaces are the plane of a level, draw along the direction traction parallel with this horizontal surface along the direction parallel with described the second height platform.Concrete height and the position of the first height platform 6 and the second height platform 7 can be set according to the needs of actual use and factory building condition, and in the present embodiment, the height of the first height platform 6 is chosen as 16.2m, and the height of the second podium level 7 is chosen as 6.2m.As shown in Figure 1, on the second height platform 7, dismantle the housing of tubular equipment.Particularly, be that the hoisting crane equipment of slinging leaves the second height platform 7 certain distances, equipment contact with drawbar frame 6 and by drawbar frame along the second highly traction of platform parallel direction, the housing of equipment can be dismantled.
As depicted in figs. 1 and 2, in the present embodiment, crossbeam 2 is preferably steel I-beam, in other embodiments, crossbeam 2 also can be selected the girder steel of other models or the beam of other materials, such as H shape girder steel etc., and this should be that those skilled in the art have the ability to anticipate.The track that described dolly 3 moves is formed on the bottom of described steel I-beam.The bottom of steel I-beam has certain thickness, comprises upper surface and bottom surface, and dolly 3 moves at upper surface.In the present embodiment, described dolly 3 is manual dolly, and described cucurbit 4 is bottle gouard moved by hands.The number of the dolly 3 of installing on crossbeam 2 as shown in Figure 1, can be multiple.
The structure of drawbar frame 5 as shown in Figure 3 a and Figure 3 b shows, drawbar frame 5 may be selected to be removable steel structure, it comprises: framework 51, pipe link 52 and draw bar 53, its middle frame 51 is specially rectangle frame, its lower end is fixedly mounted on the second height platform 7, fixed form can adopt pin to connect, the modes such as screw connection, pipe link 52 is positioned at the dual-side of framework 51 middle part connecting frames 51, play the effect of stable and reinforced frame 51, draw bar 53 is specially a brace in the present embodiment, its upper end is fixed on pipe link 52, its lower end is arranged on the second height platform 7.As shown in Fig. 1 and Fig. 3 a and Fig. 3 b, tubular equipment is placed on the second height platform 7, and the lifting by hoisting crane also coordinates the draw of draw bar 53, can complete the dismounting of tubular apparatus casing.Particularly, the lower end of the lower end of framework 51 and draw bar 53 is bathtub construction, is connected with the Turbogrid plates detouchable arranging on described the second height platform 7 by Connector Clip.By the bathtub construction (being specially channel-section steel in the present embodiment) of the lower end of Turbogrid plates and framework 51 and draw bar 53 is set on the second height platform 7, fixed traction frame 5, and by being connected of dismounting channel-section steel and Turbogrid plates, then channel-section steel is fixed on to the another location of Turbogrid plates, just can change the position of drawbar frame on the second height platform, thus the convenient traction to each location device.
Manually the concrete structure of dolly 3 as shown in Figure 4, described dolly comprises: wallboard, wheel 31, drop in beam 35, suspension ring 28, driving device, wallboard specifically comprises left wallboard 314 and right wallboard 37, wheel 31 also comprises left wheel and right wheel, concrete number as for wheel can be determined according to actual needs, does not repeat them here.Left wheel and right wheel are separately fixed at the inner side of left wallboard 314 and right wallboard 37, and as shown in Figure 2, the medial side of two wallboards is inner side, and two avris are outside.Wheel 31 is connected with driving device, with by the motion of driving device band motor car wheel 31.Drop in beam 35 is arranged on wheel 31 belows, through left wallboard 314 and right wallboard 37 fastening by jam nut 311 and they, suspension ring 38 are arranged on the approximately center position between left wallboard 314 and right wallboard 37, thus guarantee lifting steadily and the operating steadily of wheel 31.Suspension ring 38 are fixedly connected with described drop in beam 35, and cucurbit 5 is suspended on described suspension ring 38.
The mode that driving device adopts can be various, and according to selecting electric transmission or mechanical drive, mechanical drive also can combine various ways such as gear transmission, chain transmission, band transmissions.As shown in Figure 4, driving device comprises the preferred mode of one providing in the present embodiment: manual-chain 36, bangle wheel 33, transmission shaft 34, gear 32; Manual-chain 36 is arranged on bangle wheel 33, and bangle wheel 33 is arranged on one end of transmission shaft 34, and the other end of transmission shaft 34 is through right wallboard 37 and fixedly mount gear 32, gear 32 and wheel 31 engaged transmission.So, rotation manual chain 36, drives bangle wheel 33 to rotate, and drives transmission shaft 34 to rotate, and then driven gear 32 rotates, and finally makes wheel 31 rotate on the track of steel I-beam and moves.It should be noted that, driving device is arranged on the left side or the right is all fine, if driving device is arranged on the left side, transmission shaft 34 is through left wallboard 314.
As shown in Figure 4, manually dolly also comprises adjustment roll sleeve 9, and it arranges between steel I-beam track bottom surface and drop in beam 36, for after manually dolly is installed, regulates the clearance G of adjusting roll sleeve 9 and steel I-beam track bottom surface to predetermined value.Concrete method of adjustment is: unscrews nut 13. and moves roll sleeve axle 12 and make clearance G reach predetermined value, and then at fastening nut 13, fastening with left wallboard 314.
On drop in beam 35, be provided with and adjust packing ring 310, adjustable adjustment packing ring 310 is placed on wallboard inner side or outside adapts to different steel I-beam track width b.For the manual hand cart in the present embodiment, the adjusting pad number of turns in right wallboard 37 outsides is fixed as 1.
As shown in Figure 4, gap F between the outer rim of wheel 31 and the steel I-beam edge of a wing is about 3mm, the edge of a wing of steel I-beam refers to the outer ledge of steel I-beam bottom, corresponding is that left wheel is about 3mm with the left outer marginal gap F bottom steel I-beam, right hand edge gap, the outside F of right wheel and steel I-beam bottom is about 3mm, and keeping wheel 31 and the gap of rail flanges is 3mm.
The embodiment of the present invention also provides the installation method of above-mentioned hoisting device, described method comprises: install counter erect heavy-duty machine and install drawbar frame, wherein install the anti-heavy-duty machine of erecting specifically comprise the following steps: S1, by described link span by pressing plate and be bolted to factory building described first height platform; S2, described crossbeam is fastened to described link span lower end; S3, by described pressing plate and described link span segmentation spot welding; S4, described dolly is installed on the track of described crossbeam.
Described step S4 specifically comprises: regulate the quantity of the described adjustment packing ring of the inside and outside both sides of described left wallboard and right wallboard to be about 3mm to guarantee the gap between outer rim and the described rail flanges of described wheel;
Regulating the gap of adjustment roll sleeve and described track bottom surface is predetermined value;
Tighten described drop in beam one side for the jam nut fastening with described wallboard, on described cucurbit, hang up underload trail run, after described wheel all contacts with described track, tighten described drop in beam opposite side for the jam nut fastening with described wallboard.
It should be noted that between the concrete install and adjust step of above-mentioned steps S4, there is no inevitable precedence relationship, can adjust sequencing.
The hoisting device of the present embodiment is by being arranged on the hoisting crane of the first height platform and the drawbar frame of the second height platform, can be by the Jack horizontal tubular equipment of slinging, and the draw of the drawbar frame of cooperation below, thereby can sling tubular equipment remove its housing, complete apparatus casing dismounting and maintenance.
Drawbar frame is installed specifically to be comprised the following steps: the first desired location at described Turbogrid plates is fixedly connected with the bathtub construction of described framework lower end by Connector Clip; Described draw bar lower end is fixed on to the second desired location of described Turbogrid plates by Connector Clip.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (13)
1. a hoisting device, comprise the counter drawbar frame of erecting heavy-duty machine and below thereof, it is characterized in that, the described anti-heavy-duty machine of erecting comprises link span, crossbeam, dolly and cucurbit, wherein, the first height platform of factory building is fixed in described link span upper end, and described crossbeam is fixedly connected with the lower end of described link span, described dolly is arranged on also can be along the orbiting motion on crossbeam on described crossbeam, and described cucurbit is arranged on described dolly; Described drawbar frame is fixedly installed in the second height platform of factory building, for anti-described equipment being drawn along the direction parallel with described the second height platform while erecting crane loading equipment described.
2. hoisting device according to claim 1, it is characterized in that, described dolly comprises: wallboard, wheel, drop in beam, suspension ring, driving device, described dolly is arranged on by described wheel on the track of described crossbeam, described wallboard comprises left wallboard and right wallboard, described wheel comprises left wheel and right wheel, left wheel and right wheel are separately fixed at left wallboard and right wallboard inner side, and be connected with described driving device, described drop in beam is arranged on described wheel below, through left wallboard and right wallboard fastening with them, described suspension ring are fixedly connected with described drop in beam, described cucurbit is suspended on described suspension ring.
3. hoisting device according to claim 2, is characterized in that, described crossbeam is steel I-beam, and the described track of described wheel movement is formed on the bottom of described steel I-beam.
4. hoisting device according to claim 3, is characterized in that, described dolly is manual dolly, and described cucurbit is bottle gouard moved by hands.
5. hoisting device according to claim 4, is characterized in that, described driving device comprises: manual-chain, bangle wheel, transmission shaft, gear; Described manual-chain is arranged on described bangle wheel above, and described bangle wheel is arranged on one end of described transmission shaft, and the other end of described transmission shaft is through described wallboard and fixedly mount described gear, and described gear engages with described wheel.
6. hoisting device according to claim 5, is characterized in that, described manual dolly also comprises adjustment roll sleeve, and it is arranged between described track and described drop in beam and is fixed on described wallboard.
7. according to the hoisting device described in claim 1-6 any one, it is characterized in that, described drawbar frame comprises: framework, pipe link and draw bar; Its middle frame is the rectangle frame that lower end is fixedly connected on described the second height platform; Pipe link is arranged on described rectangle frame middle part, connects the dual-side of described rectangle frame; Described draw bar upper end is fixed on described pipe link, and lower end is positioned at described the second height platform.
8. hoisting device according to claim 7, is characterized in that, the lower end of described framework and the lower end of described draw bar are bathtub construction, is connected with the Turbogrid plates detouchable arranging on described the second height platform by Connector Clip.
9. hoisting device according to claim 8, is characterized in that, is provided with the adjustment packing ring for adjusting width between described left wallboard and right wallboard on described drop in beam.
10. hoisting device according to claim 9, is characterized in that, the gap between the outer rim of described wheel and described rail flanges is about 3mm.
The installation method of 11. 1 kinds of hoisting device as described in claim 1-10 any one, is characterized in that, described method comprises: anti-heavy-duty machine and the installation drawbar frame erected is installed, the anti-heavy-duty machine of erecting is wherein installed and specifically comprised the following steps:
S1, by described link span by pressing plate and be bolted to factory building described first height platform;
S2, described crossbeam is fastened to described link span lower end;
S3, by described pressing plate and described link span segmentation spot welding;
S4, described dolly is installed on the track of described crossbeam.
The installation method of 12. hoisting device according to claim 11, is characterized in that, described step S4 comprises:
Regulate the quantity of the described adjustment packing ring of the inside and outside both sides of described left wallboard and right wallboard to be about 3mm to guarantee the gap between outer rim and the described rail flanges of described wheel;
Regulating the gap of adjustment roll sleeve and described track bottom surface is predetermined value;
Tighten described drop in beam one side for the jam nut fastening with described wallboard, on described cucurbit, hang up underload trail run, after described wheel all contacts with described track, tighten described drop in beam opposite side for the jam nut fastening with described wallboard.
The installation method of 13. hoisting device according to claim 11, is characterized in that, drawbar frame is installed and is specifically comprised the following steps:
A1, be fixedly connected with the bathtub construction of described framework lower end by Connector Clip at the first desired location of described Turbogrid plates;
A2, described draw bar lower end is fixed on to the second desired location of described Turbogrid plates by Connector Clip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210452715.1A CN103803422B (en) | 2012-11-13 | 2012-11-13 | A kind of hoisting device for nuclear station and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210452715.1A CN103803422B (en) | 2012-11-13 | 2012-11-13 | A kind of hoisting device for nuclear station and installation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103803422A true CN103803422A (en) | 2014-05-21 |
| CN103803422B CN103803422B (en) | 2015-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210452715.1A Expired - Fee Related CN103803422B (en) | 2012-11-13 | 2012-11-13 | A kind of hoisting device for nuclear station and installation method thereof |
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| CN (1) | CN103803422B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107498295A (en) * | 2017-07-19 | 2017-12-22 | 东方电气(广州)重型机器有限公司 | A kind of bushing device and its assembling method for being used for piping and cylinder |
| CN107738986A (en) * | 2017-11-23 | 2018-02-27 | 国家电网公司 | Complete non-maintaining simple and easy hoisting system manually |
| CN108639966A (en) * | 2018-06-29 | 2018-10-12 | 中国能源建设集团山西电力建设有限公司 | Heat power plant boiler economizer hand installs mechanism in place and installation method |
| CN109665443A (en) * | 2018-12-07 | 2019-04-23 | 山东核电设备制造有限公司 | It is a kind of annular without supporting leg band cantilever truss crane and hanging method |
| CN115303993A (en) * | 2022-08-31 | 2022-11-08 | 中国二十二冶集团有限公司 | Platform-free installation method for track beam of single-beam crane in factory building |
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| CN201756413U (en) * | 2010-07-15 | 2011-03-09 | 天津起重设备有限公司 | Circular travel crane with electric over-rail |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107498295A (en) * | 2017-07-19 | 2017-12-22 | 东方电气(广州)重型机器有限公司 | A kind of bushing device and its assembling method for being used for piping and cylinder |
| CN107498295B (en) * | 2017-07-19 | 2019-08-09 | 东方电气(广州)重型机器有限公司 | A kind of bushing device and its assembling method for piping and cylinder |
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| CN108639966A (en) * | 2018-06-29 | 2018-10-12 | 中国能源建设集团山西电力建设有限公司 | Heat power plant boiler economizer hand installs mechanism in place and installation method |
| CN109665443A (en) * | 2018-12-07 | 2019-04-23 | 山东核电设备制造有限公司 | It is a kind of annular without supporting leg band cantilever truss crane and hanging method |
| CN109665443B (en) * | 2018-12-07 | 2020-08-25 | 山东核电设备制造有限公司 | Annular crane without supporting legs and provided with cantilever truss and hoisting method |
| CN115303993A (en) * | 2022-08-31 | 2022-11-08 | 中国二十二冶集团有限公司 | Platform-free installation method for track beam of single-beam crane in factory building |
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|---|---|
| CN103803422B (en) | 2015-12-02 |
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