CN113896090B - Lifting appliance for mounting blast furnace shell - Google Patents
Lifting appliance for mounting blast furnace shell Download PDFInfo
- Publication number
- CN113896090B CN113896090B CN202111255661.5A CN202111255661A CN113896090B CN 113896090 B CN113896090 B CN 113896090B CN 202111255661 A CN202111255661 A CN 202111255661A CN 113896090 B CN113896090 B CN 113896090B
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- steel
- main beams
- steel column
- furnace shell
- pull rod
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 112
- 239000010959 steel Substances 0.000 claims abstract description 112
- 238000003466 welding Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/60—Derricks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
Abstract
The invention relates to a lifting appliance for installing a blast furnace shell, which comprises the following components: a steel column; the four main beams are respectively hinged to the lower ends of the steel columns, and hanging points are arranged at one end of each main beam, which is far away from the steel column; the four pull rods are respectively and correspondingly arranged between the four main beams and the steel columns, two ends of each pull rod are respectively hinged with the main beams and the steel columns, and the middle parts of the pull rods are foldable; the four inclined struts are respectively and correspondingly arranged between two adjacent main beams, two ends of each inclined strut are respectively hinged with two adjacent main beams, and the end parts of the inclined struts are detachably connected to the main beams. The lifting appliance for mounting the blast furnace shell has a plurality of hanging points, and can lift the whole circle of the furnace shell once, thereby reducing the overhead welding workload and avoiding the deformation of the furnace shell when the furnace shell is lifted; the lifting appliance is simple in structure, can be folded, occupies less space after being folded, and is convenient to transport and store.
Description
Technical Field
The invention relates to the technical field of blast furnace installation and construction, in particular to a lifting appliance for installing a blast furnace shell.
Background
With the national integration of the domestic steel industry, each large steel factory in the country eliminates the fallen energy, stops the aging equipment and the small-volume blast furnace, and establishes a large-volume blast furnace in a dispute.
Because the inner diameter of the medium-sized and large-sized blast furnaces is large, the furnace shell is hoisted by adopting hoisting machinery for block hoisting, and then is assembled at high altitude, in the hoisting process, the hoisting rope pulls the furnace shell in the horizontal direction, so that the furnace shell is deformed, the subsequent correction and installation difficulties are increased, the high altitude welding operation is more, and the construction efficiency and the safety are lower.
Disclosure of Invention
In view of the above, the present invention aims to provide a hanger for installing a blast furnace shell, which aims to solve the problems existing in the prior art.
According to the present invention, there is provided a hanger for mounting a blast furnace shell, comprising:
a steel column;
the four main beams are respectively hinged to the lower ends of the steel columns, and hanging points are arranged at one end of each main beam, which is far away from the steel column;
the four pull rods are respectively and correspondingly arranged between the four main beams and the steel columns, two ends of each pull rod are respectively hinged with the main beams and the steel columns, and the middle parts of the pull rods are foldable;
the four inclined struts are respectively and correspondingly arranged between two adjacent main beams, two ends of each inclined strut are respectively hinged with two adjacent main beams, and the end parts of the inclined struts are detachably connected to the main beams.
Preferably, the pull rod comprises an upper pull rod, a lower pull rod and an intermediate connecting rod, wherein the first end of the upper pull rod is hinged to the steel column, the first end of the lower pull rod is hinged to the main beam, and two ends of the intermediate connecting rod are respectively hinged to the second end of the upper pull rod and the second end of the lower pull rod.
Preferably, the steel column comprises upright posts and upright plates, the cross section of each upright post is of a cross-shaped structure, the number of the upright plates is four, and the four upright plates are uniformly distributed around the upright posts.
Preferably, four short steel beams are arranged at the lower end of the steel column, the four short steel beams are uniformly distributed around the steel column, and the four main beams are respectively hinged to the four short steel beams.
Preferably, the short steel beams and the main beams are made of H-shaped steel, and the pull rods are hinged to flange plates of the main beams.
Preferably, four lifting lugs are arranged at the upper end of the steel column, lifting holes are formed in the lifting lugs, and the four lifting lugs are uniformly distributed around the steel column.
Preferably, four main beams are respectively provided with a locking plate, locking plates matched with the hanging holes are arranged on the locking plates, and the locking plates are matched with the hanging lugs for use and are used for locking and connecting the two main beams when the main beams turn to the steel columns.
Preferably, a hanging plate is arranged at one end of the main beam, which is far away from the steel column, and the hanging point is a hanging hole formed in the hanging plate.
Preferably, the lifting plate is of a strip-shaped plate structure, a plurality of lifting holes are formed in the lifting plate, and the lifting holes are uniformly distributed along the length direction of the main beam.
Preferably, the distances from the corresponding hoisting holes on each hoisting plate to the center of the steel column are equal.
The lifting appliance for mounting the blast furnace shell has a plurality of hanging points, and can lift the whole circle of the furnace shell once, thereby reducing the overhead welding workload and avoiding the deformation of the furnace shell when the furnace shell is lifted; the lifting appliance is simple in structure, can be folded, occupies less space after being folded, and is convenient to transport and store.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 shows a schematic view of a structure of a hanger for mounting a blast furnace shell according to an embodiment of the present invention in a fully unfolded state.
Fig. 2 shows a schematic structural view of a hanger for mounting a blast furnace shell according to an embodiment of the present invention in a semi-collapsed state.
Fig. 3 shows a schematic structural view of a hanger for mounting a blast furnace shell according to an embodiment of the present invention in a fully collapsed state.
Fig. 4 shows a schematic diagram of a connection structure of a lifting plate and a main beam in a lifting appliance for mounting a blast furnace shell according to an embodiment of the invention.
Fig. 5 shows a schematic view of a hanger for mounting a blast furnace shell according to an embodiment of the present invention in a use state.
In the figure: steel column 1, stand 11, riser 12, girder 2, pull rod 3, upper pull rod 31, lower pull rod 32, intermediate link 33, bracing 4, short girder 5, lug 6, hanging hole 61, latch plate 7, lockhole 71, hanging plate 8, hanging hole 81, sling 9, stove outer covering 10.
Detailed Description
Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts. For clarity, the various features of the drawings are not drawn to scale.
Referring to fig. 1 to 3, the invention provides a lifting appliance for installing a blast furnace shell, which comprises a steel column 1, four main beams 2, four pull rods 3 and four diagonal braces 4. The four main beams 2 are respectively hinged to the lower ends of the steel columns 1, and hanging points are arranged at one end, far away from the steel columns 1, of each main beam 2; the four pull rods 3 are correspondingly arranged between the four main beams 2 and the steel columns 1 respectively, two ends of each pull rod 3 are hinged with the main beams 2 and the steel columns 1 respectively, and the middle of each pull rod 3 is foldable. Four diagonal bracing 4 correspond respectively and set up between two adjacent girder 2, the both ends of diagonal bracing 4 are articulated mutually with two adjacent girder 2 respectively, just the tip detachably of diagonal bracing 4 is connected on girder 2.
Specifically, the steel column 1 is of a main bearing structure, and the lifting end of the lifting equipment is connected to the upper end of the steel column 1 in use. The girder 2 and the pull rod 3 are in two states of folding and unfolding, when the girder is in the unfolding state, the girders 2 are respectively perpendicular to the steel column 1, the pull rod 3 is in a straight line state under the gravity action of the girder 2, the upper end of the pull rod 3 is connected to the upper part of the steel column 1, and the lower end of the pull rod 3 is connected to the girder 2 at a position far away from the steel column 1. The connecting point of the pull rod 3 on the main beam 2 is arranged near the hanging point of the main beam 2, so that the main beam 2 is stressed well when the furnace shell is hoisted. The positions of the hanging points on the main beams 2 can be set according to the diameter of the blast furnace shell, so that the distance between the hanging points on the two main beams 2 opposite to each other is consistent with the diameter of the blast furnace shell. When the blast furnace shell is hoisted, one sling 9 can be respectively connected to the hanging points at the end parts of the four main beams 2, and the four slings 9 are respectively connected to the blast furnace shell to be hoisted. The lifting device is connected with the lifting end of the lifting equipment to lift the blast furnace shell, so that the blast furnace shell can be lifted in multiple points, and the whole circle of the blast furnace shell can be lifted in a single time; and because the distance between two opposite hanging points is consistent with the diameter of the blast furnace shell, when the sling 9 is connected with the furnace shell for lifting, the furnace shell can be stressed only in the vertical direction, and the horizontal tension can not be generated, so that the furnace shell can not deform, and the subsequent installation construction of the furnace shell after being lifted in place can be smoothly carried out. The function of the diagonal bracing 4 is to connect between two adjacent girders 2, so that in the process of lifting the furnace shell by the lifting appliance, four girders 2 can be kept stable in the horizontal direction, and the girders 2 are prevented from being deformed in the horizontal direction due to the action of inertia force when lifting the furnace shell, so that the lifting appliance is damaged and potential safety hazards are generated.
The lifting appliance can be folded, after the lifting operation is finished, one end of each of the four inclined struts 4 can be separated from the main beam 2 for facilitating transportation and storage of the lifting appliance, the main beam 2 rotates towards the direction of the steel column 1, and the pull rod 3 can be folded along with the main beam 2 when the main beam 2 rotates, so that the occupied space of the whole lifting appliance is small, and the lifting appliance is convenient to transport and store in alignment.
As shown in fig. 1, the pull rod 3 includes an upper pull rod 31, a lower pull rod 32, and an intermediate link 33, wherein a first end of the upper pull rod 31 is hinged on the steel column 1, a first end of the lower pull rod 32 is hinged on the main beam 2, and two ends of the intermediate link 33 are respectively hinged on a second end of the upper pull rod 31 and a second end of the lower pull rod 32. The length of the middle connecting rod 33 is smaller, and the function of the middle connecting rod is that after the pull rod 3 is folded, the upper pull rod 31 and the lower pull rod 32 can be close to parallel, so that the pull rod 3 can be folded smoothly. If the intermediate link 33 is not provided, the upper link 31 and the lower link 32 are directly connected, interference is likely to occur in folding, and the upper link and the lower link cannot be folded to a nearly parallel state. In this embodiment, the main parts of the upper pull rod 31, the lower pull rod 32 and the middle connecting rod 33 are made of round steel pipes, the two ends of the upper pull rod 31, the lower pull rod 32 and the middle connecting rod 33 are respectively provided with a connecting lug plate, the connecting lug plates are provided with hinge holes, the steel column 1 and the main beam 2 are also provided with hinge lug plates matched with the connecting lug plates, the hinge lug plates are also provided with hinge holes, the connecting lug plates on the pull rod 3 are connected with the hinge lug plates on the steel column 1 or the main beam 2 through hinge pins, and the connecting lug plates of the upper pull rod 31, the middle connecting rod 33 and the lower pull rod 32 are also connected through hinge pins.
Referring to fig. 1, in the hanger, the steel column 1 includes a vertical column 11 and vertical plates 12, the cross section of the vertical column 11 is in a cross-shaped structure, that is, the vertical column 11 is in a cross-shaped columnar structure, the number of the vertical plates 12 is four, the vertical plates 12 are in a rectangular plate-shaped structure, and the four vertical plates 12 are uniformly distributed around the vertical column 11. By the arrangement, the steel column 1 can bear the load when the blast furnace shell is lifted, and the steel column 1 can not deform when the pull rod 3 is stressed. In specific implementation, the upright 11 may be welded by using a steel plate with a certain thickness, and the upright 12 is vertically welded on one of the steel plates of the upright 11. The steel column 1 can also be formed by welding an H-shaped steel and two T-shaped steels, the two T-shaped steels are symmetrically arranged on two sides of a web plate of the H-shaped steel, the web plates of the two T-shaped steels are perpendicularly welded at the middle position of the web plate of the H-shaped steel, and the extending directions of the H-shaped steel and the T-shaped steels are consistent.
The lower extreme of steel column 1 still is equipped with four short girder steel 5, and four short girder steel 5 evenly distributed are around steel column 1, and four girder 2 articulate respectively on four short girder steel 5. As shown in fig. 1, four short steel trains are vertically connected to the lower end of the steel column 1, one end of the short steel beam 5, which is far away from the steel column 1, and one end of the main beam 2 are provided with connecting end plates for hinging together, and the short steel beam 5 and the main beam 2 are connected through a hinged pin shaft. Through setting up short girder steel 5, make girder 2 draw in the back, have certain clearance between girder 2 and the steel column 1 to make the pull rod 3 after folding have accommodation space.
In this embodiment, the short steel beams 5 and the main beams 2 are made of H-shaped steel, and the lower ends of the lower tie rods 32 are connected to the flange plates of the main beams 2. The main beam 2 and the short steel beam 5 are made of H-shaped steel, so that the main beam 2 and the short steel beam 5 have better bending resistance in the vertical direction when in use; after the pull rod 3 is connected with the main beam 2, the pull rod 3 is connected to the flange plates of the main beam 2, and the web plates arranged between the upper flange plates and the lower flange plates can prevent the main beam 2 from being locally deformed due to the stretching of the pull rod 3. In this embodiment, the main part of bracing 4 adopts circular steel pipe to make, and both ends set up the engaging lug board, also set up the engaging lug board on the web of girder 2, and the engaging lug board at bracing 4 both ends is respectively through a detachably bolt connection on the engaging lug board on the web of two adjacent girders 2, can pull down the bolt of the one end of bracing 4 when the hoist needs to draw in, makes things convenient for the hoist to draw in.
In order to facilitate the connection of the lifting appliance with the lifting end of the lifting equipment when in use, the upper end of the steel column 1 is provided with four lifting lugs 6, the lifting lugs 6 are provided with lifting holes 61, and the four lifting lugs 6 are uniformly distributed around the steel column 1. When the lifting device is used, the end part of the lifting steel wire rope of the lifting device can be connected to the lifting lug 6 through the lifting shackle. The lifting end of the lifting device is generally divided into two or four equal-length steel wire ropes, when two steel wire ropes are adopted, the two steel wire ropes are respectively connected to two lifting lugs 6 opposite to each other at the upper end of the steel column 1, and when four steel wire ropes are adopted, the four steel wire ropes are respectively connected to four lifting lugs 6 at the upper end of the steel column 1, so that the lifting appliance can keep balance during lifting.
Further, in order to enable the main beams 2 to be connected with the steel column 1 after the lifting appliance is folded, the four main beams 2 are respectively provided with a locking plate 7, locking plates 7 are provided with locking holes 71 matched with the lifting holes 61, and the locking plates 7 are matched with the lifting lugs 6 for locking and connecting the two main beams 2 when the main beams 2 turn to the steel column 1. Specifically, after the hanger is completely folded, the locking hole 71 on the locking plate 7 is aligned with the hanging hole 61 on the hanging lug 6, and the detachable bolt can pass through the hanging hole 61 on the hanging lug 6 and the locking hole 71 on the locking plate 7 at a time, so that the main beam 2 and the steel column 1 are connected together.
The end of the main beam 2 far away from the steel column 1 is provided with a hanging plate 8, and a hanging point is a hanging hole 81 formed in the hanging plate 8. Referring to fig. 4, in this embodiment, the lifting plate 8 is of a strip-shaped plate structure, the lifting plate 8 is vertically welded on a lower flange plate (a flange plate opposite to a flange plate connected with the pull rod 3) of the main beam 2, the length direction of the lifting plate 8 is consistent with the length direction of the main beam 2, a plurality of lifting holes 81 are formed in the lifting plate 8, and the plurality of lifting holes 81 are uniformly distributed along the length direction of the main beam 2. Through setting up a plurality of lifting holes 81 on lifting plate 8, can select one of them lifting hole 81 to connect hoist cable 9, connect on the shell wall of blast furnace shell again through hoist cable 9, make this hoist can hoist the blast furnace shell of various diameters. In the lifting appliance, the distances from the corresponding lifting holes 81 on each lifting plate 8 to the center of the steel column 1 are equal, and when the lifting appliance is used, four lifting slings 9 are respectively connected to the corresponding lifting holes 81 on the four lifting plates 8, so that the distances between each lifting sling 9 and the center of the steel column 1 are equal, and the lifting appliance can keep balance and stability when the lifting appliance is used for lifting a blast furnace shell. For example, when a blast furnace shell with the diameter of 5 meters is hoisted, a hoisting hole 81 with the distance of 2.5 meters from the center of the steel column 1 can be selected to be connected with the slings 9, the slings 9 are connected with the blast furnace shell again, each sling 9 can be kept vertical during hoisting, and no horizontal pulling force exists, so that the blast furnace shell is prevented from being deformed during hoisting. In the embodiment, a plurality of stiffening ribs are respectively arranged on two sides of the hanging plate 8, and the stiffening ribs are respectively connected with the hanging plate 8 and the main beam 2, so that the connection strength of the hanging plate 8 on the main beam 2 is improved; and a plurality of stiffening ribs are arranged between the upper flange plate and the lower flange plate of the main beam 2 at the connecting position of the hanging plate 8.
Fig. 5 is a schematic view showing a use state of the lifting appliance for mounting the blast furnace shell, wherein a lifting end of the device is connected to a lifting lug 6 at the upper end of a steel column 1, four main beams 2 are respectively connected with a sling 9, and the four slings 9 are respectively connected to a shell wall of the blast furnace shell 10, so that the blast furnace shell 10 is conveniently, safely, stably and efficiently lifted.
Referring to fig. 2 and 3, the hanger is shown in a semi-folded state and a fully folded state. After the lifting appliance is used, one end of each diagonal brace 4 is separated from the main beams 2, then the four main beams 2 are sequentially lifted by lifting equipment, each main beam 2 is completely folded to one side of the steel column 1, then an operator inserts a bolt into the lifting lug 6 and the locking plate 7 through a quick scaffold to lock and connect the main beams 2 with the steel column 1, and finally the lifting appliance is integrally lifted by the lifting equipment, so that the diagonal braces 4 are parallel to the main beams 2 under the action of gravity, and the operator uses hemp ropes or binding belts to bind the diagonal braces 4 with the main beams 2 for loading, transporting and storing. The spreading process of the lifting appliance is opposite to the folding process, and the spreading process is not repeated here.
In conclusion, the lifting appliance for installing the blast furnace shell provided by the invention has a plurality of hanging points, so that the whole circle of furnace shell can be lifted in a single time, the overhead welding workload is reduced, and the furnace shell is not deformed when being lifted; the lifting appliance is simple in structure, can be folded, occupies little space after being folded, and is convenient to transport and store.
It should be noted that in this document relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Finally, it should be noted that: it is apparent that the above examples are only illustrative of the present invention and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.
Claims (3)
1. A hanger for mounting a blast furnace shell, comprising:
a steel column;
the four main beams are respectively hinged to the lower ends of the steel columns, and hanging points are arranged at one end of each main beam, which is far away from the steel column;
the four pull rods are respectively and correspondingly arranged between the four main beams and the steel columns, two ends of each pull rod are respectively hinged with the main beams and the steel columns, and the middle parts of the pull rods are foldable;
the four inclined struts are respectively and correspondingly arranged between two adjacent main beams, two ends of each inclined strut are respectively hinged with the two adjacent main beams, and the end parts of the inclined struts are detachably connected to the main beams;
the pull rod comprises an upper pull rod, a lower pull rod and a middle connecting rod, wherein the first end of the upper pull rod is hinged to the steel column, the first end of the lower pull rod is hinged to the main beam, and the two ends of the middle connecting rod are respectively hinged to the second end of the upper pull rod and the second end of the lower pull rod;
four short steel beams are arranged at the lower end of the steel column, are uniformly distributed around the steel column, and are hinged to the four short steel beams respectively;
four lifting lugs are arranged at the upper end of the steel column, lifting holes are formed in the lifting lugs, and the four lifting lugs are uniformly distributed around the steel column;
the four main beams are respectively provided with a locking plate, locking holes matched with the hanging holes are formed in the locking plates, and the locking plates are matched with the lifting lugs for use and are used for locking and connecting the four main beams when the main beams turn to the steel columns;
a hanging plate is arranged at one end of the main beam, which is far away from the steel column, and the hanging point is a hanging hole formed in the hanging plate;
the hoisting plate is of a strip-shaped plate structure, a plurality of hoisting holes are formed in the hoisting plate, and the hoisting holes are uniformly distributed along the length direction of the main beam;
the distances from the corresponding hoisting holes on the hoisting plates to the center of the steel column are equal.
2. The hanger for installing a blast furnace shell according to claim 1, wherein the steel column comprises upright posts and upright plates, the cross section of each upright post is of a cross-shaped structure, the number of the upright plates is four, and the four upright plates are uniformly distributed around the upright posts.
3. The hanger for installing a blast furnace shell according to claim 1, wherein the short steel beams and the main beams are made of H-steel, and the pull rods are hinged to flange plates of the main beams.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111255661.5A CN113896090B (en) | 2021-10-27 | 2021-10-27 | Lifting appliance for mounting blast furnace shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111255661.5A CN113896090B (en) | 2021-10-27 | 2021-10-27 | Lifting appliance for mounting blast furnace shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113896090A CN113896090A (en) | 2022-01-07 |
| CN113896090B true CN113896090B (en) | 2023-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111255661.5A Active CN113896090B (en) | 2021-10-27 | 2021-10-27 | Lifting appliance for mounting blast furnace shell |
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| Country | Link |
|---|---|
| CN (1) | CN113896090B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102146674A (en) * | 2010-02-08 | 2011-08-10 | 三一电气有限责任公司 | Diagonal bracing mechanism and piling machine or rotary drilling rig provided therewith |
| JP2015024882A (en) * | 2013-07-25 | 2015-02-05 | 株式会社日立製作所 | Floating body hanger |
| CN205973410U (en) * | 2016-05-20 | 2017-02-22 | 中核机械工程有限公司 | Special cross hanging beam structure of reactor core shell hoist and mount |
| CN106912456A (en) * | 2016-11-07 | 2017-07-04 | 常州市利众环保科技有限公司 | A kind of portable folding loop wheel machine removes net |
| CN112694016A (en) * | 2020-12-17 | 2021-04-23 | 中国二十冶集团有限公司 | Bridge crane steel wire rope installation auxiliary device and using method thereof |
-
2021
- 2021-10-27 CN CN202111255661.5A patent/CN113896090B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102146674A (en) * | 2010-02-08 | 2011-08-10 | 三一电气有限责任公司 | Diagonal bracing mechanism and piling machine or rotary drilling rig provided therewith |
| JP2015024882A (en) * | 2013-07-25 | 2015-02-05 | 株式会社日立製作所 | Floating body hanger |
| CN205973410U (en) * | 2016-05-20 | 2017-02-22 | 中核机械工程有限公司 | Special cross hanging beam structure of reactor core shell hoist and mount |
| CN106912456A (en) * | 2016-11-07 | 2017-07-04 | 常州市利众环保科技有限公司 | A kind of portable folding loop wheel machine removes net |
| CN112694016A (en) * | 2020-12-17 | 2021-04-23 | 中国二十冶集团有限公司 | Bridge crane steel wire rope installation auxiliary device and using method thereof |
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| Publication number | Publication date |
|---|---|
| CN113896090A (en) | 2022-01-07 |
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