CN215797971U - Electroslag furnace electrode hoisting device - Google Patents
Electroslag furnace electrode hoisting device Download PDFInfo
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- CN215797971U CN215797971U CN202122120152.3U CN202122120152U CN215797971U CN 215797971 U CN215797971 U CN 215797971U CN 202122120152 U CN202122120152 U CN 202122120152U CN 215797971 U CN215797971 U CN 215797971U
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Abstract
The utility model discloses an electroslag furnace electrode hoisting device which comprises a positioning shell, wherein a hoisting ring is arranged at the top of the positioning shell, a first through hole for an electrode end to pass through is formed in the center of the positioning shell in an axial penetrating mode, a sliding cavity is formed in the positioning shell, four fan-shaped pressing plates are uniformly arranged in the sliding cavity in a sliding mode, the four fan-shaped pressing plates are arranged in a sliding mode along the center axis of a first directional through hole in a sliding mode, the four fan-shaped pressing plates can be enclosed to form an annular pressing plate, and the inner diameter of the annular pressing plate is smaller than the diameter of the first through hole. When the electrode connector is installed, the electrode connector can be locked only by rotating the rotating handle, the operation is convenient, the electrode connector is abutted to the top of the electrode connector through the pressing block after installation, the four fan-shaped pressing plates surround to form the annular pressing plates and are clamped into the annular groove of the electrode connector, the multi-directional fixation of the electrode connector is realized, the electrode connector is prevented from shaking during hoisting, and the safety is improved.
Description
Technical Field
The utility model relates to the technical field of hoisting devices, in particular to an electrode hoisting device of an electroslag furnace.
Background
The electroslag furnace utilizes heat energy generated by remelting current to melt a consumable electrode inserted into a slag pool, metal molten drops are crystallized into an electroslag ingot in a water-cooled crystallizer after being cleaned by slag liquid, the consumable electrode is cylindrical, a clamping connector with a circular transition is welded at the end part of the electrode, the consumable electrode needs to be vertically lifted when moving or being installed in the crystallizer, the circular arc part of the connector is generally bolted by using a steel wire rope or a hoisting belt, and then the consumable electrode is hoisted by using a crane. Because the consumable electrode has large mass, the vertical direction of the hoisting is easy to incline, and the consumable electrode can slightly collide with the crystallizer carelessly to cause damage in the process of loading the consumable electrode into the crystallizer; meanwhile, the arc part of the steel wire rope bolted connector is low in reliability and easy to trip, so that operators are injured by crashing or equipment is damaged by crashing, and the potential safety hazard is large. Safe and reliable, simple and convenient to operate's stone tongs.
The national intellectual property office 2014 3, 12 authorizes a utility model patent named "electroslag furnace electrode hoist and mount", and its application number is: 201320558995.4, this patent discloses following technical scheme, it is including bottom plate, two semicircle ring-shaped pressing plates that are equipped with the through-hole, be connected with rings on the bottom plate, two semicircle ring-shaped pressing plates enclose the diameter that closes the internal diameter that forms and be less than the through-hole, two semicircle ring-shaped pressing plate's both ends fitting surface is just in time opposite first inclined plane and second inclined plane for the incline direction, and the problem that this patent exists is that, need fix two semicircle ring-shaped pressing plates in proper order through the instrument during installation, troublesome poeration, and the installation back, but the electrode has mobile space, and then the possibility that has the skew of taking place, and factor of safety is not high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an electroslag furnace electrode hoisting device to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: an electroslag furnace electrode hoisting device comprises a positioning shell, wherein a hoisting ring is arranged at the top of the positioning shell, a first through hole for allowing an electrode end part to pass through is arranged in the center of the positioning shell in an axial direction in a penetrating manner, a sliding cavity is arranged in the positioning shell, four fan-shaped pressing plates are arranged in the sliding cavity in a sliding manner, the four fan-shaped pressing plates are arranged in a sliding manner along the central axis of a directional through hole I in a sliding manner, the four fan-shaped pressing plates can be enclosed to form an annular pressing plate, the inner diameter of the annular pressing plate is smaller than the diameter of the through hole I, a top plate coaxial with the through hole I is arranged at the top of the positioning shell through four connecting rods, a second through hole is arranged in the center of the top plate, a movable rod is movably arranged in the second through hole, and a pressing block is arranged at the bottom end of the movable rod;
the electrode hoisting device further comprises a first driving piece used for driving the movable rod to move up and down and a second driving piece used for driving the four fan-shaped pressing plates to move synchronously in opposite directions or move synchronously in opposite directions, when the first driving piece moves downwards, the second driving piece drives the four fan-shaped pressing plates to move synchronously in opposite directions, and when the first driving piece moves upwards, the second driving piece drives the four fan-shaped pressing plates to move synchronously in opposite directions.
Preferably, the positioning shell includes a pair of annular plates and four connecting blocks welded between outer sides of the pair of annular plates.
Preferably, driving piece one is including being provided with the internal thread that sets up at two inside walls of through-hole and setting up the external screw thread one with the mutual adaptation of internal thread on the lateral wall of movable rod upper end, wherein, the top of movable rod is provided with rotatory handle.
Preferably, driving piece two is in including setting up on the movable rod lower extreme lateral wall and with external screw thread two and the screw thread setting that external screw thread a screw thread is opposite internal thread slider on the external screw thread two, wherein, the spout has been seted up at the location shell top of fan-shaped clamp plate top, the spout corresponds set up flutedly on the internal thread slider, the inside articulated hinge joint of recess has the hinge bar, and the other end of hinge bar passes the spout and corresponds fan-shaped clamp plate top is articulated.
Preferably, the pitch of the first external thread is smaller than that of the second external thread.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model arranges the first driving piece and the second driving piece, when in hoisting, after the electrode connector passes through the first through hole, the rotating handle is rotated to drive the movable rod to rotate, the movable rod rotates and moves downwards through the matching between the first external thread and the internal thread, at the same time, the internal thread slide block can be driven to move upwards outside the movable rod through the matching between the second external thread and the internal thread slide block, because the pitch of the second external thread is larger than that of the first external thread, the internal thread slide block keeps a rising state when the movable rod moves downwards, and the internal thread slide block can drive the four fan-shaped press plates to synchronously move towards each other through the hinge rod to be slowly clamped into the annular groove of the electrode connector, when the press block at the lower end of the movable rod is contacted with the top of the electrode connector, the four fan-shaped press plates are closed to form an annular press plate, the inner diameter of the press plate is contacted with the annular groove of the electrode connector, when the electrode connector is installed, the electrode connector can be locked only by rotating the rotating handle, the operation is convenient, the electrode connector is abutted to the top of the electrode connector through the pressing block after installation, the four fan-shaped pressing plates surround to form the annular pressing plates and are clamped into the annular groove of the electrode connector, the multi-directional fixation of the electrode connector is realized, the electrode connector is prevented from shaking during hoisting, and the safety is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side sectional view of the present invention;
fig. 3 is a cross-sectional structure diagram of the positioning shell of the present invention.
In the figure: 1. a positioning shell; 2. a first through hole; 3. a sliding cavity; 4. a fan-shaped pressing plate; 5. an annular pressure plate; 6. a connecting rod; 7. a top plate; 8. a second through hole; 9. a movable rod; 10. briquetting; 11. an annular plate; 12. connecting blocks; 13. an internal thread; 14. the first external thread; 15. rotating the handle; 16. a second external thread; 17. an internal thread slider; 18. a chute; 19. a groove; 20. a hinged lever.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, an embodiment of the present invention is shown: an electroslag furnace electrode hoisting device comprises a positioning shell 1, a hoisting ring is arranged at the top of the positioning shell 1, a through hole I2 for an electrode end to pass through is arranged in the center of the positioning shell 1 in an axial direction in a penetrating manner, a sliding cavity 3 is arranged in the positioning shell 1, four fan-shaped pressing plates 4 are uniformly arranged in the sliding cavity 3 in a sliding manner, the four fan-shaped pressing plates 4 are arranged in a sliding manner along the central axis of the first directional through hole 2, the four fan-shaped pressing plates 4 can be enclosed to form an annular pressing plate 5, the inner diameter of the annular pressing plate 5 is smaller than the diameter of the first through hole 2, a top plate 7 coaxial with the first through hole 2 is arranged at the top of the positioning shell 1 through four connecting rods 6, a second through hole 8 is arranged at the center of the top plate 7, a movable rod 9 is movably arranged in the second through hole 8, and a pressing block 10 is arranged at the bottom end of the movable rod 9;
the electrode hoisting device further comprises a first driving piece and a second driving piece, the first driving piece is used for driving the movable rod 9 to move up and down, the second driving piece is used for driving the four fan-shaped pressing plates 4 to synchronously move in opposite directions or synchronously move back and forth, when the first driving piece moves downwards, the second driving piece drives the four fan-shaped pressing plates 4 to synchronously move in opposite directions, and when the first driving piece moves upwards, the second driving piece drives the four fan-shaped pressing plates 4 to synchronously move back and forth.
In the present embodiment, the positioning housing 1 includes a pair of annular plates 11 and four connecting pieces 12 welded between the outsides of the pair of annular plates 11.
In this embodiment, the driving member one includes the internal thread 13 that is provided with the setting at two 8 inside walls of through-hole and sets up on the upper end lateral wall of movable rod 9 and the external screw thread 14 of internal thread 13 mutual adaptation, and wherein, the top of movable rod 9 is provided with rotatory handle 15.
In this embodiment, the driving member two includes an external thread two 16 and an internal thread slider 17, the external thread two 16 is arranged on the outer side wall of the lower end of the movable rod 9 and is opposite to the first external thread 14 in thread, the internal thread slider 17 is arranged on the external thread two 16 in thread, wherein a sliding groove 18 is formed in the top of the positioning shell 1 above the fan-shaped pressing plate 4, a groove 19 is formed in the sliding groove 18 corresponding to the internal thread slider 17, a hinge rod 20 is hinged inside the groove 19, and the other end of the hinge rod 20 penetrates through the sliding groove 18 to be hinged to the top of the corresponding fan-shaped pressing plate 4.
In this embodiment, the pitch of the first external thread 14 is smaller than the pitch of the second external thread 16.
The working principle is as follows: during hoisting, after the electrode connector passes through the first through hole 2, the rotating handle 15 is rotated to drive the movable rod 9 to rotate, the movable rod 9 is enabled to rotate and move downwards through the matching between the first external thread 14 and the internal thread 13, meanwhile, the internal thread slide block 17 can be driven to move upwards on the movable rod 9 through the matching between the second external thread 16 on the outer side of the movable rod and the internal thread slide block 17, as the pitch of the second external thread 16 is larger than that of the first external thread 14, the internal thread slide block 17 is still kept in a rising state when the movable rod 9 moves downwards, the internal thread slide block 17 can drive the four fan-shaped pressing plates 4 to synchronously move towards each other through the hinge rod 20 and be slowly clamped into the annular groove of the electrode connector, when the pressing block 10 at the bottom end of the movable rod 9 is contacted with the top of the electrode connector, the four fan-shaped pressing plates 4 surround to form the annular groove 5, the inner diameter of which is contacted with the annular groove of the electrode connector, the locking is completed, the lifting can be carried out, the rotating handle 15 is rotated reversely after the lifting is completed, the locking can be released, and the device can be taken down.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (5)
1. The electroslag furnace electrode hoisting device is characterized by comprising a positioning shell (1), wherein a hoisting ring is arranged at the top of the positioning shell (1), a first through hole (2) for passing an electrode end part is arranged in the central axial direction of the positioning shell (1) in a penetrating manner, a sliding cavity (3) is formed in the positioning shell (1), four fan-shaped pressing plates (4) are uniformly arranged in the sliding cavity (3) in a sliding manner, the four fan-shaped pressing plates (4) are arranged in a sliding manner along the central axis of the first directional through hole (2), the four fan-shaped pressing plates (4) can be enclosed to form an annular pressing plate (5), the inner diameter of the annular pressing plate (5) is smaller than the diameter of the first through hole (2), a top plate (7) coaxial with the first through hole (2) is arranged at the top of the positioning shell (1) through four connecting rods (6), and a second through hole (8) is formed in the center of the top plate (7), a movable rod (9) is movably arranged in the through hole II (8), and a pressing block (10) is arranged at the bottom end of the movable rod (9);
the electrode hoisting device further comprises a first driving piece used for driving the movable rod (9) to move up and down and a second driving piece used for driving the four fan-shaped pressing plates (4) to synchronously move in opposite directions or synchronously move back to back, when the first driving piece moves down, the second driving piece drives the four fan-shaped pressing plates (4) to synchronously move in opposite directions, and when the first driving piece moves up, the second driving piece drives the four fan-shaped pressing plates (4) to synchronously move back to back.
2. The electroslag furnace electrode hoisting device according to claim 1, wherein: the positioning shell (1) comprises a pair of annular plates (11) and four connecting blocks (12) welded between the outer sides of the pair of annular plates (11).
3. The electroslag furnace electrode hoisting device according to claim 1, wherein: driving piece one is in including being provided with internal thread (13) and the setting that sets up at through-hole two (8) inside wall external screw thread one (14) with internal thread (13) mutual adaptation on movable rod (9) upper end lateral wall, wherein, the top of movable rod (9) is provided with rotatory handle (15).
4. The electroslag furnace electrode hoisting device according to claim 3, wherein: driving piece two is including setting up on movable rod (9) lower extreme lateral wall and with external screw thread two (16) and the screw thread setting opposite of external screw thread (14) screw thread two (17) on the external screw thread two (16), wherein, spout (18) have been seted up at location shell (1) top of fan-shaped clamp plate (4) top, spout (18) correspond set up fluted (19) on the internal screw thread slider (17), the inside of recess (19) articulates there is hinge bar (20), and the other end of hinge bar (20) passes spout (18) and corresponds fan-shaped clamp plate (4) top is articulated.
5. The electroslag furnace electrode hoisting device according to claim 4, wherein: the pitch of the first external thread (14) is smaller than that of the second external thread (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122120152.3U CN215797971U (en) | 2021-09-03 | 2021-09-03 | Electroslag furnace electrode hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122120152.3U CN215797971U (en) | 2021-09-03 | 2021-09-03 | Electroslag furnace electrode hoisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215797971U true CN215797971U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122120152.3U Active CN215797971U (en) | 2021-09-03 | 2021-09-03 | Electroslag furnace electrode hoisting device |
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| Country | Link |
|---|---|
| CN (1) | CN215797971U (en) |
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2021
- 2021-09-03 CN CN202122120152.3U patent/CN215797971U/en active Active
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