CN103112775B - Automatic electroslag hooking and tripping device - Google Patents
Automatic electroslag hooking and tripping device Download PDFInfo
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- CN103112775B CN103112775B CN201310056324.2A CN201310056324A CN103112775B CN 103112775 B CN103112775 B CN 103112775B CN 201310056324 A CN201310056324 A CN 201310056324A CN 103112775 B CN103112775 B CN 103112775B
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- cylinder
- clutch release
- diameter
- release slave
- slave cylinder
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- 210000004874 lower jaw Anatomy 0.000 claims abstract description 34
- 239000011257 shell materials Substances 0.000 claims abstract description 30
- 239000000725 suspensions Substances 0.000 claims description 58
- 210000002435 Tendons Anatomy 0.000 claims description 24
- 210000004873 upper jaw Anatomy 0.000 claims description 19
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000005755 formation reactions Methods 0.000 claims description 4
- 210000001847 Jaw Anatomy 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 8
- 210000003205 Muscles Anatomy 0.000 description 7
- 238000010586 diagrams Methods 0.000 description 6
- 238000000034 methods Methods 0.000 description 5
- 241001236653 Lavinia exilicauda Species 0.000 description 4
- 230000001737 promoting Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 1
Abstract
Description
Technical field
The invention belongs to a kind of automatic hanging, trip mechanism, be specifically related to a kind of ESR ingot automatic hanging, trip mechanism.
Background technology
In to the reflow process of ESR ingot, inevitably ESR ingot to be carried out to handling, conventionally the method adopting is at suspension ring of the top of ESR ingot welding, then lift with ordinary lifting hook, the shortcoming of this method is: need to manually hang, break off relations and process, particularly in the time that the length of ESR ingot is longer, operation is trouble and dangerous more, for this reason, people have also designed different automatic hitchs and have solved the automatic hanging of weight in hoisting process, unhook problem, as Chinese Patent Application No. is: " unhook of scissors automatic hitch " and the Chinese Patent Application No. of " 200510039210 " are: " automatic hitch " of " 201010574003 ", although these automatic hitch trip mechanisms also can solve the automatic hanging in part lifting work, unhook problem, but for solving the automatic hanging of ESR ingot in handling process, break off relations helpless.
Summary of the invention
For the deficiency of existing automatic hanging, the break off relations automatic hanging in handling process, unhook at ESR ingot, the present invention proposes novel automatic hanging, trip mechanism, that is: a kind of ESR ingot automatic hanging, trip mechanism.
Technical scheme of the present invention is as follows: a kind of ESR ingot automatic hanging, trip mechanism, it comprises: shell, sliding bar, hook, spring, extension spring, promotion lifting mechanism and suspension rod form, wherein: shell is cuboid, the bottom of shell is porose, be outside equipped with conical guide housing in hole, at the top of shell, suspension ring be also installed; Suspension rod is made up of cone and straight-bar, and a flat blind hole is arranged at the bottom of cone, and straight-bar is fixed on the bottom of cone, and the diameter of flat blind hole is greater than the diameter of straight-bar and leaves gap, and the footpath, the end of cone is less than the diameter in outer casing underpart hole; Hook is [shape, two [shape hook is by the fixing in opposite directions both sides in the enclosure of rotating shaft at its middle part, at two [between the outside of shape hook lower jaw and shell, be respectively fixed with an extension spring; [there is a semi-circular recesses end of the lower jaw of shape hook, when two [after the lower jaw closure of shape hook, at two [a circular hole of the common formation in end of the lower jaw of shape hook, footpath at the bottom of the diameter of this circular hole is greater than the diameter of suspension rod and is less than suspension rod cone, [a semicircle annular convex edge is arranged at the top of the lower jaw semi-circular recesses of shape hook, and the internal diameter of semicircle annular convex edge equals the diameter of end semi-circular recesses, and the external diameter of semicircle annular convex edge is less than the diameter of the flat blind hole in cone bottom on suspension rod and leaves free gap, [the end of the upper jaw of shape hook is arc or is fixed with bearing; Promote lifting mechanism and be fixed on two [between shape hook; The middle part of sliding bar is Wedge-shaped, has all fixed one section of cylinder at the upper and lower end of sliding bar, and sliding bar is arranged on two [between shape hook upper jaw, the cylinder of sliding bar upper end is through two [after the upper jaw of shape hook and the plain bearing of shell upper, fix with one end of spring, the other end of spring is fixed on the top of shell, and the cylinder of the lower end of sliding bar is connected with the upper end of the follower lever that promotes lifting mechanism by bearing.
Promoting lifting mechanism is made up of clutch release slave cylinder, catch bar, follower lever, the epitrochoidal chamber of clutch release slave cylinder is cylindrical shape, upper/lower terminal at clutch release slave cylinder is provided with end cap, center at end cap is porose, plain bearing is installed in hole, inwall at clutch release slave cylinder is evenly equipped with three convex tendons from bottom to top vertically, the length of convex tendon is greater than catch bar top large cylinder thickness and follower lever bottom large cylinder thickness sum, and the length of convex tendon and follower lever bottom large cylinder thickness sum are less than the spacing between clutch release slave cylinder upper/lower terminal lid, catch bar is by two T shapes that cylinder forms of size, the top of catch bar large cylinder is provided with a flat blind hole, the diameter of flat blind hole equals the external diameter of catch bar bottom small cylinder, the degree of depth of flat blind hole is less than the thickness of large cylinder, flat blind hole circle wall is divided into 6 parts by 6 grooves, the top of this 6 part is identical saw shape tooth, and reverse chamfering is made at the top of saw shape tooth or be fixed with bearing at the top of saw shape tooth, the footpath, the end of groove equals the external diameter of small cylinder, the footpath, the end of groove is less than the internal diameter at clutch release slave cylinder inwall muscle top and leaves free gap, the width of groove is greater than the width of clutch release slave cylinder inwall muscle and leaves free gap, the diameter of catch bar large cylinder is less than the internal diameter of clutch release slave cylinder and leaves free gap, catch bar is arranged on the bottom in clutch release slave cylinder, the lower end of catch bar passes from the lower end of clutch release slave cylinder by the plain bearing on clutch release slave cylinder bottom end cover, follower lever is made up of two cylinders of size ⊥shape, the bottom of follower lever large cylinder is provided with a flat blind hole, the diameter of flat blind hole equals the external diameter of follower lever top small cylinder, the degree of depth of flat blind hole is less than the thickness of large cylinder, the circle wall of flat blind hole is divided into 3 parts by 3 grooves, two onesize saw shape teeth are arranged at the top of the circle wall of the flat blind hole between every two grooves, at the bottom of the tooth of one of them saw shape tooth, communicate with groove, the footpath, the end of groove equals the external diameter of small cylinder, the internal diameter that the footpath, the end of groove is less than clutch release slave cylinder inwall muscle top leaves free gap, follower lever is arranged on the top in clutch release slave cylinder, the upper end of follower lever passes from the upper end of clutch release slave cylinder by the plain bearing on clutch release slave cylinder upper end cover.
Function of the present invention is achieved in that the top that first suspension rod is fixed on to ESR ingot, and keep ESR ingot in upright state, then, ESR ingot automatic hanging, trip mechanism are hung over by the suspension ring at its top on the suspension hook of driving, starting driving makes the taper guide housing of ESR ingot automatic hanging, trip mechanism aim at the suspension rod for the treatment of handling ESR ingot top, and slowly fall ESR ingot automatic hanging, trip mechanism, the suspension rod at ESR ingot top is progressed in ESR ingot automatic hanging, trip mechanism by taper guide housing, the cone at suspension rod top is promoted in two [the driving lever of the promotion lifting mechanism between shape hook, driving lever promotes again follower lever and stretches out from the upper end in clutch release slave cylinder, makes the Wedge-shaped part of the sliding bar that is fixed on follower lever top enter into two [in the upper jaw of shape hook, thereby make two [the spacing of the upper jaw of shape hook increases gradually, and lower jaw is closed gradually, makes the left side simultaneously [shape hook left-hand revolution, the right [shape hook clickwise, suspension rod continues promoting driving lever, follower lever and the sliding bar upward movement of lifting mechanism, when push up the bottom of follower lever after the end higher than clutch release slave cylinder inwall convex tendon top at the top of driving lever, under the effect of follower lever bottom and driving lever top saw shape tooth, will rotate 60 degree, the groove that makes follower lever bottom can not alignment work inside wall of cylinder convex tendon and be placed on the end of clutch release slave cylinder inwall convex tendon, now, two [the lower jaw of shape hook is closed and embrace suspension rod, because the bullet diameter at suspension rod top is greater than the diameter of suspension rod, makes the bullet at suspension rod top be stuck in two [on lower jaw between shape hook, meanwhile, because the diameter of the flat blind hole of the bullet bottom at suspension rod top is greater than [the semicircle annular convex edge at the top of the lower jaw semi-circular recesses of shape hook, makes the flat blank cap of bullet bottom at suspension rod top on the semicircle annular convex edge at lower jaw semi-circular recesses top, make suspension rod with [the lower jaw " locking " of shape hook, like this, falls even if promotion lifting mechanism unexpected reset does not cause lower jaw to be opened with suspension rod yet; Slowly mention ESR ingot automatic hanging, trip mechanism when starting driving, make ESR ingot be able to smooth lifting.
After driving puts ESR ingot handling in place, slowly fall ESR ingot automatic hanging, trip mechanism, when after the bottom of ESR ingot kiss the earth (or crystallizer bottom), along with ESR ingot automatic hanging, the continuation of trip mechanism declines, the suspension rod at ESR ingot top is at ESR ingot automatic hanging, in trip mechanism, raise gradually, and the cone at suspension rod top will promote the driving lever of lifting mechanism again, driving lever promotes again follower lever and sliding bar, under the effect of follower lever bottom and driving lever top saw shape tooth, will rotate 60 degree, make the groove alignment work inside wall of cylinder convex tendon of follower lever bottom, follower lever is slided from the end of convex tendon along clutch release slave cylinder inwall convex tendon under the effect of sliding bar top spring, make the Wedge-shaped part of sliding bar exit gradually upper jaw, simultaneously, at two [between the outside of shape hook lower jaw and shell under the effect of extension spring, two distances between upper jaw are dwindled gradually and two lower jaws are opened gradually, make the left side simultaneously [shape hook clickwise, on the right of making [shape hook left-hand revolution, when two [the lower jaw of shape hook struts after the diameter that is greater than suspension rod top cone, slowly mentions ESR ingot automatic hanging, trip mechanism, and suspension rod is deviate from gradually in ESR ingot automatic hanging, trip mechanism, has realized thus automatic hanging, the unhook function of ESR ingot, when suspension rod is deviate from ESR ingot automatic hanging, trip mechanism, also make ESR ingot automatic hanging, trip mechanism get ready for handling next time simultaneously.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is a kind of structural representation of suspension rod and ESR ingot.
A kind of top structure partial schematic diagram of Fig. 3 upper jaw of the present invention.
A kind of structure partial schematic diagram after Fig. 4 upper jaw closure of the present invention.
Fig. 5 to Figure 13 is a kind of structural representation of the promotion lifting mechanism in the present invention.
Figure 14 to Figure 25 is the work schematic diagram of the promotion lifting mechanism in the present invention
Figure 26 is work schematic diagram of the present invention
Figure 27 is ESR ingot automatic hanging of the present invention, the structural representation of trip mechanism in the time that lower jaw is opened.
Figure 28 is ESR ingot automatic hanging of the present invention, the structural representation of trip mechanism in the time that lower jaw is closed.
Detailed description of the invention
Describe structure of the present invention in detail below in conjunction with accompanying drawing:
Referring to Fig. 1 and Fig. 2, this is a kind of concrete structure of the present invention, a kind of ESR ingot automatic hanging, trip mechanism.Technical scheme of the present invention is as follows: a kind of ESR ingot automatic hanging, trip mechanism, it comprises: shell, sliding bar, hook, spring, extension spring, promotion lifting mechanism and suspension rod form, wherein: shell 21 is cuboid, the bottom porose 11 of shell 21, be outside equipped with conical guide housing 10 in hole 11, the minimum diameter of conical guide housing 10 is greater than the diameter in hole 11, at the top of shell 21, suspension ring 1 is also installed; Suspension rod 20 is made up of cone 8 and straight-bar 20, a flat blind hole 25 is arranged at the bottom of cone 8, straight-bar 20 is fixed in the flat blind hole 25 of cone 8 bottoms, and the diameter of flat blind hole 25 is greater than the diameter of straight-bar 20 and leaves gap, and the footpath, the end of cone 8 is less than the diameter of shell 21 underpunchs 11; Hook 6 and 12 is [shape, [there is a semi-circular recesses 27 end of the lower jaw 19 of shape hook 6 and 12, when [after lower jaw 19 closures of shape hook 6 and 12, [a circular hole 29 of the common formation in end of the lower jaw 19 of shape hook 6 and 12, the diameter of this circular hole 29 is greater than the diameter of suspension rod 20 and is less than the footpath, the end of suspension rod 20 top cones 8, [a semicircle annular convex edge 26 is arranged at the top of lower jaw 19 semi-circular recesses 27 of shape hook 6 and 12, the internal diameter of semicircle annular convex edge 26 equals the diameter of end semi-circular recesses 27, the external diameter 28 of semicircle annular convex edge 26 is less than the diameter of the cone 8 flat blind holes 25 in bottom on suspension rod 20 and leaves free gap (referring to: Fig. 3 and Fig. 4), two [shape hook 6 and 12 is fixed in shell 21 in opposite directions by the rotating shaft 5 and 15 at its middle part, at two [between the outside of the lower jaw 19 of shape hook 6 and 12 and shell, be respectively fixed with an extension spring 7 and 13; Promote lifting mechanism 4 and be fixed on two [between shape hook 6 and 12; The middle part of sliding bar 17 is Wedge-shaped 17, has all fixed one section of cylinder 23 and 24 at the upper and lower end of sliding bar 17, and sliding bar 17 is arranged on two [between the upper jaw 22 of shape hook 6 and 12, the cylinder 23 of sliding bar 17 upper ends is through two [plain bearing 18 one end rear and spring 2 being fixed on bearing seat 3 of the upper jaw 22 of shape hook and shell upper is fixed, the other end of spring 2 is fixed on the top of shell 21, and the cylinder 24 of the lower end of sliding bar 17 is connected with the upper end of the follower lever 16 that promotes lifting mechanism by bearing.
Referring to Fig. 5 to Figure 13, promote lifting mechanism 4 by clutch release slave cylinder 48, catch bar 46, follower lever 41 forms, the epitrochoidal chamber of clutch release slave cylinder 48 is cylindrical shape, be provided with upper end cover 43 and bottom end cover 47 at the two ends of clutch release slave cylinder 48, all porose at end cap 43 He47 centers, plain bearing 42 and 45 is installed in hole, inwall at clutch release slave cylinder 48 is evenly equipped with three convex tendons 44 from bottom to top vertically, the length of convex tendon 44 is greater than the thickness sum of thickness and the follower lever 41 bottom large cylinders 50 of catch bar 46 top large cylinders 60, the length of convex tendon 44 and follower lever 41 bottom large cylinder 50 thickness sums are less than on clutch release slave cylinder 48, spacing between lower two end cap 43 and 47, catch bar 46 is by two T shapes that cylinder forms of size, the top of catch bar 46 large cylinders 60 is provided with a flat blind hole 64, the diameter of flat blind hole 64 equals the external diameter of catch bar 46 bottom small cylinders 46, the degree of depth of flat blind hole 64 is less than the thickness of large cylinder 60, flat blind hole 64 circle wall are divided into 6 parts by 6 grooves 63, the top of this 6 part is identical saw shape tooth 62, and reverse chamfering is made at the top of saw shape tooth 62, the footpath, the end of groove 63 equals the external diameter of small cylinder 46, the footpath, the end of groove 63 is less than the internal diameter at clutch release slave cylinder 48 inwall muscle 44 tops and leaves free gap, the width of groove 63 is greater than the width of clutch release slave cylinder 48 inwall muscle 44 and leaves free gap, the diameter of catch bar 46 large cylinders 60 is less than the internal diameter of clutch release slave cylinder 48 and leaves free gap, catch bar 46 is arranged on the bottom in clutch release slave cylinder 48, the lower end of catch bar 46 passes from the lower end of clutch release slave cylinder 48 by the plain bearing 45 on clutch release slave cylinder 48 bottom end covers 47, follower lever 41 is made up of two cylinders of size ⊥shape, the bottom of follower lever 41 large cylinders 50 is provided with a flat blind hole 54, the diameter of flat blind hole 54 equals the external diameter of follower lever 41 top small cylinders 41, the degree of depth of flat blind hole 54 is less than the thickness of large cylinder 50, the circle wall of flat blind hole 54 is divided into 3 parts by 3 grooves 51, two onesize saw shape teeth 52 and 53 are arranged at the top of the circle wall of the flat blind hole 54 between every two grooves 51, at the bottom of wherein sawing the tooth of shape tooth 52, communicate with groove 51, the footpath, the end of groove 51 equals the external diameter of small cylinder 41, the internal diameter that the footpath, the end of groove 51 is less than clutch release slave cylinder 48 inwall muscle 44 tops leaves free gap, follower lever 41 is arranged on the top in clutch release slave cylinder 48, the upper end of follower lever 41 passes from the upper end of clutch release slave cylinder 48 by the plain bearing 42 on clutch release slave cylinder 48 upper end covers 43. [there is a semi-circular recesses end of the lower jaw of shape hook, when [after lower jaw 19 closures of shape hook 6 and 12, at two [a circular hole 29 of the common formation in end of the lower jaw 19 of shape hook 6 and 12, the diameter of this circular hole 29 is greater than the diameter of suspension rod 20 and is less than the footpath, the end (referring to Fig. 3) of suspension rod 20 top cones 8; [the end of the upper jaw 22 of shape hook is arc.
In the present invention, the function of lifting mechanism is to realize like this (referring to Figure 14 to Figure 25), be that in lifting mechanism, 360 degree of driving lever 46 and follower lever 41 launch schematic diagrams referring to Figure 14, A, B wherein, C, D, E, F are the saw shape tooth in circle wall on large cylinder 50 and 60 on driving lever 46 and follower lever 41, Figure 15 is that driving lever 46 and follower lever 41 are put into the degree of 360 after clutch release slave cylinder expansion schematic diagram, wherein can see clutch release slave cylinder 48 inwall muscle 44, referring to Figure 26 and Figure 27, first suspension rod 20 is welded on to the top of ESR ingot 70, and keep ESR ingot 70 in upright state, then, by ESR ingot automatic hanging, trip mechanism 81 hangs over by the suspension ring 1 at its top on the suspension hook of driving 80, start driving 80 and make ESR ingot automatic hanging, the taper guide housing 10 of trip mechanism 81 is aimed at the suspension rod 20 for the treatment of handling ESR ingot 70 tops, and slowly fall ESR ingot automatic hanging, trip mechanism 81, make the suspension rod 20 at ESR ingot 70 tops progress into ESR ingot automatic hanging by taper guide housing 10, in trip mechanism 81, the cone 8 at suspension rod 20 tops is promoted in two [the driving lever 46 of the promotion lifting mechanism 4 between shape hook 6 and 12, when driving lever 46 promotes follower lever 41 while stretching out from the upper end in clutch release slave cylinder 48, makes Wedge-shaped 17 parts that are connected to the sliding bar 17 at follower lever 41 tops by bearing enter into two referring to Figure 16 [in the upper jaw 22 of shape hook 6 and 12, thereby make two [the spacing of the upper jaw 22 of shape hook 6 and 12 increases gradually, and lower jaw 19 is closed gradually, makes the left side simultaneously [shape is linked up with 12 left-hand revolutions, the right [shape is linked up with 6 clickwises, when suspension rod 20 continues promoting driving lever 46, follower lever 41 and sliding bar 17 upward movements, referring to Figure 17, Figure 18 and Figure 19, when push up the bottom of follower lever 41 after the end higher than clutch release slave cylinder 48 inwall convex tendon 44 tops at the top of driving lever 46, under the effect of follower lever 41 bottoms and driving lever 46 tops saw shape tooth A, B, C, D, E, F, will rotate 60 spends, the groove 51 that makes follower lever 41 bottoms can not alignment work cylinder 48 inwall convex tendon 44 and is placed on the end of clutch release slave cylinder 48 inwall convex tendons 44, now, two [the lower jaw 19 of shape hook 6 and 12 is closed and embrace suspension rod 20, because bullet 8 diameters at suspension rod 20 tops are greater than the diameter of suspension rod 20, makes the bullet 8 at suspension rod 20 tops be stuck in two [on lower jaw 19 between shape hook 6 and 12 (referring to Figure 28), then start driving 80 and slowly mention ESR ingot automatic hanging, trip mechanism 81, make ESR ingot 70 be able to smooth lifting, after driving 80 puts ESR ingot 70 handlings in place, slowly fall ESR ingot automatic hanging, trip mechanism 81, when after the bottom of ESR ingot 70 kiss the earth (or crystallizer bottom), along with ESR ingot automatic hanging, the continuation of trip mechanism 81 declines, the suspension rod 20 at ESR ingot 70 tops is at ESR ingot automatic hanging, in trip mechanism 81, raise gradually, and the bullet 8 at suspension rod 20 tops will promote the driving lever 46 of lifting mechanism 4 again, driving lever 46 promotes again follower lever 41 and sliding bar 17, referring to Figure 20 to 25, at follower lever 41 bottoms and driving lever 46 top saw shape tooth A, B, C, D, E, under the effect of F, will rotate 60 degree, make the groove alignment work cylinder 48 inwall convex tendons 44 of follower lever bottom, follower lever 41 is slided from the end of convex tendon 44 along clutch release slave cylinder 48 inwall convex tendons 44 under the effect of sliding bar 17 top springs 2, make Wedge-shaped 17 parts of sliding bar 17 exit gradually upper jaw 22, simultaneously, ? [between the outside of shape hook 6 and 12 lower jaws 19 and shell 21 under the effect of extension spring 7 and 13, two distances between upper jaw 22 are dwindled gradually and two lower jaws 19 are opened gradually, make the left side simultaneously [shape is linked up with 22 clickwises, on the right of making [shape is linked up with 6 left-hand revolutions, when [the lower jaw 19 of shape hook 6 and 12 struts behind the footpath, the end that is greater than suspension rod 20 top cone 8, slowly mention ESR ingot automatic hanging, trip mechanism 81, suspension rod 20 is deviate from gradually in ESR ingot automatic hanging, trip mechanism 81, realized thus automatic hanging, the unhook function of ESR ingot, when suspension rod 20 is deviate from ESR ingot automatic hanging, trip mechanism 81, also make ESR ingot automatic hanging, trip mechanism 81 for handling next time get ready (referring to Figure 27) simultaneously.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310056324.2A CN103112775B (en) | 2013-02-22 | 2013-02-22 | Automatic electroslag hooking and tripping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310056324.2A CN103112775B (en) | 2013-02-22 | 2013-02-22 | Automatic electroslag hooking and tripping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103112775A CN103112775A (en) | 2013-05-22 |
| CN103112775B true CN103112775B (en) | 2014-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310056324.2A CN103112775B (en) | 2013-02-22 | 2013-02-22 | Automatic electroslag hooking and tripping device |
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| Country | Link |
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| CN (1) | CN103112775B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103420268B (en) * | 2013-08-20 | 2015-06-03 | 北京东方新星石化工程股份有限公司 | High-strain automatic release and hoisting equipment |
| CN103738825B (en) * | 2013-11-27 | 2016-02-24 | 中国航空工业集团公司西安飞机设计研究所 | A kind of hook determines power arming mechanism |
| CN105314527B (en) * | 2015-12-01 | 2017-07-11 | 青岛造船厂有限公司 | A kind of auto-coupling for being used to lift by crane movable pulley |
| CN107814307A (en) * | 2017-10-29 | 2018-03-20 | 郦亚君 | Electroslag refining ingot casting boom hoisting |
| CN108750924B (en) * | 2018-06-13 | 2020-09-01 | 常州工学院 | Mechanical automatic lifting hook |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1166093A (en) * | 1965-12-22 | 1969-10-01 | Chepos Zd Y Chemickeho A Potra | Hydraulic Ingot Stripper |
| CN2228898Y (en) * | 1995-09-13 | 1996-06-12 | 孙善 | Automatic unhooking device |
| FI110851B (en) * | 2000-09-29 | 2003-04-15 | Outokumpu Oy | Method and apparatus for casting metal |
| CN201785128U (en) * | 2010-07-20 | 2011-04-06 | 秦玉柱 | Dead-weight lock hoisting device |
| CN102493426B (en) * | 2011-12-22 | 2014-09-17 | 上海三一科技有限公司 | Automatic hooking and unhooking device of dynamic compactor and dynamic compactor comprising same |
| CN203127993U (en) * | 2013-02-22 | 2013-08-14 | 谭晓婧 | Automatic electroslag ingot hooking and unhooking device |
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2013
- 2013-02-22 CN CN201310056324.2A patent/CN103112775B/en not_active IP Right Cessation
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| CN103112775A (en) | 2013-05-22 |
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Address after: 400800 Chongqing City Lotus Village water chestnut Wandong town Wansheng district agency Patentee after: Tan Xiaojing Address before: 400084 Dadukou District of Chongqing New Village No. 8 of No. 76 Patentee before: Tan Xiaojing |
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Address after: 542899 No. 25 Jianshe Middle Road, the Guangxi Zhuang Autonomous Region, Hezhou Patentee after: Tan Xiaojing Address before: 400800 Chongqing City Lotus Village water chestnut Wandong town Wansheng district agency Patentee before: Tan Xiaojing |
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Effective date of registration: 20171214 Address after: Pang town Gaoyang County in Hebei province 071000 Baoding City Ferry Village No. 581 Patentee after: Wang Kunru Address before: 542899 No. 25 Jianshe Middle Road, the Guangxi Zhuang Autonomous Region, Hezhou Patentee before: Tan Xiaojing |
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Granted publication date: 20141112 Termination date: 20180222 |