CN105600669A - Hoisting overturning method for ring brick of RH vacuum impregnation pipe - Google Patents
Hoisting overturning method for ring brick of RH vacuum impregnation pipe Download PDFInfo
- Publication number
- CN105600669A CN105600669A CN201610070952.XA CN201610070952A CN105600669A CN 105600669 A CN105600669 A CN 105600669A CN 201610070952 A CN201610070952 A CN 201610070952A CN 105600669 A CN105600669 A CN 105600669A
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- CN
- China
- Prior art keywords
- ring brick
- ring
- brick
- suspension bracket
- hoisting
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- 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
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- 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
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/16—Slings with load-engaging platforms or frameworks
Abstract
The invention relates to a hoisting overturning method for a ring brick of an RH vacuum impregnation pipe. The hoisting overturning method comprises the following steps: (1) manufacturing a ring brick hoisting device; (2) processing one side surface of the ring brick on a grinder, then hoisting the whole ring brick hoisting device by a crane, and sleeving the ring brick externally with a fallen hanger; (3) locking each group of locking devices, and fixedly connecting the ring brick and the hanger to form a whole body; (4) starting the crane, hoisting the ring brick and the ring brick hoisting device to an open place, and turning over by 180 degrees integrally; and (5) hoisting again, putting the ring brick hoisted horizontally on the grinder, moving the ring brick hoisting device away, grinding the other side surface of the ring brick, repeating the steps from (2) to (4), and hoisting the processed ring brick to a storage place. According to the invention, the specific ring brick hoisting device is adopted, circumferential six points are locked uniformly, and the locking is firm and reliable; the hanger is used for overturning, and thus the work efficiency and the safety during hoisting and overturning of the ring brick are improved greatly; the hoisting overturning method is suitable for ring bricks of various specifications, and is economic and convenient.
Description
Technical field
The present invention relates to hoisting technology field, relate in particular to a kind of handling method for turning of RH vacuum impregnation pipe ring brick.
Background technology
Nearly decades, RH furnace outer refining technology has been obtained great development, by till now true of original single degassed function developmentEmpty degassed, decarburization, oxygen decarburization, powder injection desulphurization, temperature-compensating, go to be mingled with, the several functions such as uniform temperature and composition,Become the most frequently used double refining metallurgical method of current smelting fine work steel.
In the concise equipment of RH vacuum, RH dip pipe is one of most important resistance to material, and as shown in Figure 1, RH dip pipe is from interiorBe outwards magnesium chromium (Chrome-free) ring brick 1, self-flowing material 4, steel construction piece 2 and outer castable 3 successively, on ring brick 1, also establishThere is tunger tube 5; Wherein, close structure, the good integrity of ring brick 1, be the topmost part of RH dip pipe.
Ringwise, by adjacent bonding the forming of a lot of piece list bricks, bonding plane in advance must be qualified through polishing, can for ring brick entiretyUse. Bonding ring brick is placed certain hour, produces intensity and forms after an entirety, also needs to polish upper and lower two to put downFace, between guarantee ring brick and ring brick in conjunction with time gap minimum.
Ring brick upper surface on grinding machine, process qualified after, need to after ring brick integrated overturn, reprocess lower surface, but due to ringBrick size is large, from great (because of specification difference, every group of general weight of ring brick is between 0.5～2.2 ton), turn at ring brick at presentTurn over and in journey, generally adopt the directly way of lifting of steel wire rope, but steel wire rope easily slides, ring brick is in handling and switching processBe difficult to keep balance, stationarity and security when handling upset ring brick are poor, accidentally will damage ring brick, also simultaneouslyThere is the hidden danger of personal accident.
Summary of the invention
The invention provides a kind of handling method for turning of RH vacuum impregnation pipe ring brick, adopt special ring brick suspender, circumferentially6 evenly lockings, lock solid and reliable; Utilize suspension bracket to realize upset, the work while greatly having improved ring brick handling and upsetEfficiency and security; Be applicable to the ring brick of plurality of specifications, economical convenient.
In order to achieve the above object, the present invention realizes by the following technical solutions:
A handling method for turning for RH vacuum impregnation pipe ring brick, comprises the steps:
1) make ring brick suspender, ring brick suspender is made up of lifting cross beam, chain sling, suspension bracket and locking device, and described suspension bracket isOctagon structure, wherein arranges respectively 1 shackle shaft, the centre bit on all the other 6 limits on the symmetry axis on 2 relative limitsPut and establish respectively 1 group of locking device; Suspension ring are established at lifting cross beam middle part, and chain sling is established at two ends, and the axle sleeve that the chain sling other end connects respectivelyBe sleeved on the shackle shaft of suspension bracket both sides; Locking device is made up of screw rod, nut and locking steel plate, nut-welding on suspension bracket,Screw rod passes nut and after suspension bracket, is connected the locking steel plate that is positioned at suspension bracket inner side;
2) ring brick one side surface carries out handling upset operation after grinding machine processes, and first the suspension ring of suspension bracket is hung over to crane and hangsOn hook, by crane, ring brick suspender entirety is sling, and after suspension bracket is fallen, be enclosed within ring brick outside;
3) between the locking steel plate of every group of locking device and ring brick outer surface, add the protection bed course of uniform thickness, protection bed course is adoptedWith rubber slab or plank; Then screw successively each screw rod, make to lock steel plate and hold out against on ring brick; Locking device is all lockedAfter, ring brick is fixedly connected with as a whole with suspension bracket;
4) start crane, by ring brick and ring brick suspender together handling to smooth open place, upwards lifting again after coming to a complete stop,Sling height is greater than suspension bracket external diameter; Wait encircle brick and ring brick suspender aloft stable after, whole together with ring brick with the auxiliary suspension bracket that makes of wooden stickBody rotates 180 ° around shackle shaft, realizes the upset of ring brick; Below ring brick, lay sheeting caps, then ring brick is fallen and makes itBottom is placed on sheeting caps;
5) lifting again, is placed on grinding machine after ring brick level is sling, and unclamps locking device, removes ring brick suspender, rightGrinding is carried out on ring brick opposite side surface; After this face grinding completes, repeating step 2)～4), by what machineEncircle brick handling to storage place and be placed on sheeting caps.
Described ring brick is in grinding and handling switching process, and medial and lateral are equipped with fixture, and wherein inner side adopts manyIndividual push rod supports, and outside adopts many steel band bandings.
Compared with prior art, the invention has the beneficial effects as follows:
1) adopt special ring brick suspender, circumferential 6 evenly lockings, lock solid and reliable, simple to operation;
2) utilize suspension bracket to realize the upset of ring brick, operating efficiency and security while greatly having improved ring brick handling and upset;
3) locking device adjustable extent is wider, can handling the overturn ring brick of multiple external diameter specification of same ring brick suspender, warpJi is convenient.
Brief description of the drawings
Fig. 1 is the structural representation of ring brick of the present invention.
Fig. 2 is the structural representation of ring brick suspender of the present invention.
In figure: 1. ring brick 2. steel construction piece 3. castable 4. self-flowing material 5. tunger tube 6. lifting cross beam 7. suspension ring8. chain sling 9. axle sleeve 10. shackle shaft 11. suspension bracket 12. screw rods 13. are locked steel plate
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further:
A handling method for turning for RH vacuum impregnation pipe ring brick, comprises the steps:
1) make ring brick suspender (as shown in Figure 2), ring brick suspender is by lifting cross beam 6, chain sling 8, suspension bracket 11 and locking dressPut composition, described suspension bracket 11 is octagon structure, wherein on the symmetry axis on 2 relative limits, 1 hanger is set respectivelyAxle 10,1 group of locking device is established respectively in the center on all the other 6 limits; Suspension ring 7 are established at lifting cross beam 6 middle parts, and two ends are established and hungChain 8, the axle sleeve 9 that chain sling 8 other ends connect is set on the shackle shaft 10 of suspension bracket 11 both sides; Locking device is by spiral shellBar 12, nut and locking steel plate 13 form, and nut-welding is on suspension bracket 11, and screw rod 12 passes after nut and suspension bracket 11Connect the locking steel plate 13 that is positioned at suspension bracket 11 inner sides;
2) ring brick 1 one side surfaces carry out handling upset operation after grinding machine processes, and first the suspension ring of suspension bracket 11 7 have been hung overOn heavy-duty machine suspension hook, by crane, ring brick suspender entirety is sling, and after suspension bracket 11 is fallen, be enclosed within ring brick 1 outside;
3) between the locking steel plate 13 of every group of locking device and ring brick 1 outer surface, add the protection bed course of uniform thickness, neonychiumLayer adopts rubber slab or plank; Then screw successively each screw rod 12, make to lock steel plate 13 and hold out against on ring brick 1; LockingAfter device is all locked, ring brick 1 is fixedly connected with as a whole with suspension bracket 11;
4) start crane, ring brick 1 and ring brick suspender together handling, to smooth open place, are upwards risen after coming to a complete stop againHang, sling height is greater than suspension bracket 11 external diameters; Wait encircle brick 1 and ring brick suspender aloft stable after, with the auxiliary suspension bracket that makes of wooden stick11 rotate 180 ° together with ring brick 1 entirety around shackle shaft 10, realize the upset of ring brick 1; Below ring brick 1, lay sheeting caps,Then ring brick 1 is fallen its bottom is placed on sheeting caps;
5) lifting again, is placed on grinding machine after ring brick 1 level is sling, and unclamps locking device, removes ring brick suspender,Grinding is carried out in ring brick 1 opposite side surface; After this face grinding completes, repeating step 2)～4), will processRing brick 1 handling becoming is to storage place and be placed on sheeting caps.
Described ring brick 1 is in grinding and handling switching process, and medial and lateral are equipped with fixture, and wherein inner side adoptsMultiple push rods support, and outside adopts many steel band bandings.
The above, be only preferably detailed description of the invention of the present invention, but protection scope of the present invention is not limited to this, appointsWhat be familiar with those skilled in the art the present invention disclose technical scope in, according to technical scheme of the present invention andBright design is equal to replaces or changes, within all should being encompassed in protection scope of the present invention.
Claims (2)
1. a handling method for turning for RH vacuum impregnation pipe ring brick, is characterized in that, comprises the steps:
1) make ring brick suspender, ring brick suspender is made up of lifting cross beam, chain sling, suspension bracket and locking device, and described suspension bracket isOctagon structure, wherein arranges respectively 1 shackle shaft, the centre bit on all the other 6 limits on the symmetry axis on 2 relative limitsPut and establish respectively 1 group of locking device; Suspension ring are established at lifting cross beam middle part, and chain sling is established at two ends, and the axle sleeve that the chain sling other end connects respectivelyBe sleeved on the shackle shaft of suspension bracket both sides; Locking device is made up of screw rod, nut and locking steel plate, nut-welding on suspension bracket,Screw rod passes nut and after suspension bracket, is connected the locking steel plate that is positioned at suspension bracket inner side;
2) ring brick one side surface carries out handling upset operation after grinding machine processes, and first the suspension ring of suspension bracket is hung over to crane and hangsOn hook, by crane, ring brick suspender entirety is sling, and after suspension bracket is fallen, be enclosed within ring brick outside;
3) between the locking steel plate of every group of locking device and ring brick outer surface, add the protection bed course of uniform thickness, protection bed course is adoptedWith rubber slab or plank; Then screw successively each screw rod, make to lock steel plate and hold out against on ring brick; Locking device is all lockedAfter, ring brick is fixedly connected with as a whole with suspension bracket;
4) start crane, by ring brick and ring brick suspender together handling to smooth open place, upwards lifting again after coming to a complete stop,Sling height is greater than suspension bracket external diameter; Wait encircle brick and ring brick suspender aloft stable after, whole together with ring brick with the auxiliary suspension bracket that makes of wooden stickBody rotates 180 ° around shackle shaft, realizes the upset of ring brick; Below ring brick, lay sheeting caps, then ring brick is fallen and makes itBottom is placed on sheeting caps;
5) lifting again, is placed on grinding machine after ring brick level is sling, and unclamps locking device, removes ring brick suspender, rightGrinding is carried out on ring brick opposite side surface; After this face grinding completes, repeating step 2)～4), by what machineEncircle brick handling to storage place and be placed on sheeting caps.
2. the handling method for turning of a kind of RH vacuum impregnation pipe ring brick according to claim 1, is characterized in that instituteState ring brick in grinding and handling switching process, medial and lateral are equipped with fixture, and wherein inner side adopts multiple push rodsSupport, outside adopts many steel band bandings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610070952.XA CN105600669A (en) | 2016-02-01 | 2016-02-01 | Hoisting overturning method for ring brick of RH vacuum impregnation pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610070952.XA CN105600669A (en) | 2016-02-01 | 2016-02-01 | Hoisting overturning method for ring brick of RH vacuum impregnation pipe |
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| Publication Number | Publication Date |
|---|---|
| CN105600669A true CN105600669A (en) | 2016-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610070952.XA Pending CN105600669A (en) | 2016-02-01 | 2016-02-01 | Hoisting overturning method for ring brick of RH vacuum impregnation pipe |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108589728A (en) * | 2018-05-07 | 2018-09-28 | 安徽省公路桥梁工程有限公司 | A kind of cast-in-situ bored pile ecology cuts the construction method of pile body system |
| CN110104538A (en) * | 2019-06-11 | 2019-08-09 | 河南万道捷建股份有限公司 | A kind of double P plate production turnover devices |
| CN111392615A (en) * | 2020-03-18 | 2020-07-10 | 深圳市弘盛优创机电工程设计有限公司 | Electromechanical pipeline hoisting structure of large-span steel construction |
| CN116553368A (en) * | 2023-05-05 | 2023-08-08 | 南通三责精密陶瓷有限公司 | Hoisting and manufacturing method for large-size silicon carbide cylinder |
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| DE102008017102A1 (en) * | 2007-04-06 | 2008-10-09 | Henkel Ag & Co. Kgaa | frame |
| CN201940895U (en) * | 2010-06-30 | 2011-08-24 | 中钢集团耐火材料有限公司 | Automatic overturning fixture for finish machining of vacuum refining furnace dip pipe |
| CN202321988U (en) * | 2011-09-09 | 2012-07-11 | 江苏飞船股份有限公司 | Ring-shaped frame spreader |
| CN204094627U (en) * | 2014-09-19 | 2015-01-14 | 洛阳利尔耐火材料有限公司 | A kind of RH ring brick replacer |
| CN104339213A (en) * | 2013-08-08 | 2015-02-11 | 洛阳双兴电气科技有限公司 | Overturning fixture for machining |
| CN204508585U (en) * | 2015-03-09 | 2015-07-29 | 湘潭电机股份有限公司 | A kind of suspender of cover parts |
-
2016
- 2016-02-01 CN CN201610070952.XA patent/CN105600669A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008017102A1 (en) * | 2007-04-06 | 2008-10-09 | Henkel Ag & Co. Kgaa | frame |
| CN201940895U (en) * | 2010-06-30 | 2011-08-24 | 中钢集团耐火材料有限公司 | Automatic overturning fixture for finish machining of vacuum refining furnace dip pipe |
| CN202321988U (en) * | 2011-09-09 | 2012-07-11 | 江苏飞船股份有限公司 | Ring-shaped frame spreader |
| CN104339213A (en) * | 2013-08-08 | 2015-02-11 | 洛阳双兴电气科技有限公司 | Overturning fixture for machining |
| CN204094627U (en) * | 2014-09-19 | 2015-01-14 | 洛阳利尔耐火材料有限公司 | A kind of RH ring brick replacer |
| CN204508585U (en) * | 2015-03-09 | 2015-07-29 | 湘潭电机股份有限公司 | A kind of suspender of cover parts |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108589728A (en) * | 2018-05-07 | 2018-09-28 | 安徽省公路桥梁工程有限公司 | A kind of cast-in-situ bored pile ecology cuts the construction method of pile body system |
| CN108589728B (en) * | 2018-05-07 | 2020-01-24 | 安徽省公路桥梁工程有限公司 | Construction method of ecological pile cutting system of cast-in-situ bored pile |
| CN110104538A (en) * | 2019-06-11 | 2019-08-09 | 河南万道捷建股份有限公司 | A kind of double P plate production turnover devices |
| CN111392615A (en) * | 2020-03-18 | 2020-07-10 | 深圳市弘盛优创机电工程设计有限公司 | Electromechanical pipeline hoisting structure of large-span steel construction |
| CN116553368A (en) * | 2023-05-05 | 2023-08-08 | 南通三责精密陶瓷有限公司 | Hoisting and manufacturing method for large-size silicon carbide cylinder |
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Application publication date: 20160525 |
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| RJ01 | Rejection of invention patent application after publication |