CN113418389A

CN113418389A - Automatic formula of uncapping vertical steelmaking furnace

Info

Publication number: CN113418389A
Application number: CN202110515370.9A
Authority: CN
Inventors: 曹永霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-09-21

Abstract

The invention discloses an automatic uncapping vertical steel furnace, which comprises a steel furnace main body, wherein the side surface of the upper end of the steel furnace main body is integrally connected with a connecting seat, the upper end of the steel furnace main body is provided with a protective cover, the side surface of the protective cover is integrally connected with a connecting head, the middle part of the connecting head and the connecting seat form a shaft connecting structure, the front side and the rear side of the left end of the connecting head are respectively and axially connected with a pull rod, the lower end of the pull rod is respectively and nestedly connected with a guide sleeve, the guide sleeves are respectively and fixedly connected with the outer side of the lower end of the steel furnace main body, the inner side of each guide sleeve is provided with a driving gear, and the driving gears are respectively and fixedly connected with the two ends of the connecting shaft. This automatic formula vertical steelmaking furnace of uncapping can be convenient for open the protective cover when casting automatically, and easy operation is swift, and can improve the security of steelmaking furnace when casting, can effectually prevent that inside liquid metal from spilling, reduces the potential safety hazard of operating personnel at the during operation.

Description

Automatic formula of uncapping vertical steelmaking furnace

Technical Field

The invention relates to the technical field of steel-making furnaces, in particular to an automatic cover-opening type vertical steel-making furnace.

Background

Steel is an industrial material which is widely applied, and a steel furnace is a main production device in the steel production process, and the steel furnace is generally used for processing steel into liquid state, then is hoisted, and then is controlled to cast.

But the automatic control lid that is not convenient for of current steel-smelting furnace opens and shuts, and the security is relatively poor, and current steel-smelting furnace does not have the lid to protect usually when lifting by crane for the steel-smelting furnace is comparatively dangerous in the lifting movement in-process, if meet the condition such as bump and lead to inside high temperature liquid metal to spill easily, makes the potential safety hazard of staff when the operation great.

Disclosure of Invention

The invention aims to provide an automatic cover-opening type vertical steel-making furnace, which aims to solve the problems that the existing steel-making furnace is inconvenient to automatically control the opening and closing of a cover and has poor safety in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an automatic uncapping vertical steel furnace comprises a steel furnace main body, wherein the upper end side face of the steel furnace main body is integrally connected with a connecting seat, the upper end of the steel furnace main body is provided with a protective cover, the side face of the protective cover is integrally connected with a connecting head, the middle part of the connecting head and the connecting seat form a shaft connecting structure, the front side and the rear side of the left end of the connecting head are respectively and fixedly connected with a pull rod, the lower end of the pull rod is respectively and nestedly connected with a guide sleeve, the guide sleeves are respectively and fixedly connected to the outer side of the lower end of the steel furnace main body, the inner side of each guide sleeve is provided with a driving gear, the driving gears are respectively and fixedly connected to the two ends of a connecting shaft, the two ends of the connecting shaft respectively form a bearing connecting structure with the steel furnace main body through a mounting seat, the middle part of the connecting shaft and the lower end of a control rod form a fixed connecting structure, and the upper end of the control rod is fixedly connected with a locking ring, the right side of the locking ring is provided with a fixed buckle, the front end and the rear end of the fixed buckle are fixedly connected with a fixed shaft, the outer end of the fixed shaft is connected with a reset torsion spring in an embedded manner, the fixed shaft and the fixed seat form a bearing connecting structure, the fixed seat is fixedly connected to the side surface of the steel furnace body, the upper end of the fixed seat is fixedly connected with a limiting rod, the limiting rod and the inner side of a limiting groove form a sliding connecting structure, the limiting groove is arranged on the fixed buckle, the lower side of the fixed buckle is provided with a sliding clamping block, the sliding clamping block is connected to the inner side of the fixed seat in a sliding manner, the middle part of the inner side of the fixed seat is provided with a supporting spring, the upper end of the supporting spring is provided with a fixed stop block, the fixed stop block is integrally connected to the upper end of the sliding clamping block, the left side of the lower end of the fixed stop block is provided with a poking block, and the poking block is connected to the middle part of the rotating shaft in a key manner, both ends all constitute bearing connection structure with the fixing base around the axis of rotation, and the front end of axis of rotation is connected with gear change box, gear change box fixed mounting is in the front side of fixing base, and gear change box's lower extreme installs the motor.

Preferably, the lower end of the pull rod is uniformly provided with gear teeth at equal intervals, and the pull rod is meshed with the driving gear through the gear teeth at the lower end.

Preferably, the guide sleeve is U-shaped, the inner side surface of the left end of the guide sleeve is attached to the side surface of the pull rod, and the guide sleeve and the pull rod form a sliding connection structure.

Preferably, the control rod is of an L-shaped structure, and the upper end of the control rod is fixedly connected with a hanging ring.

Preferably, the structure shape of the fixed buckle is a cake-shaped structure, bayonets are arranged on the upper side and the lower side of the fixed buckle, the structural shape of the bayonets on the upper side of the fixed buckle is matched with the locking ring, the size of the bayonets on the upper side of the fixed buckle is larger than the diameter of the locking ring, and the bayonets on the lower side of the fixed buckle are matched with the sliding clamping blocks.

Preferably, one end of the reset torsion spring is connected with the fixed shaft, and the other end of the reset torsion spring is connected with the fixed seat.

Preferably, the structure shape of the limiting groove is arc-shaped, and the limiting groove penetrates through the fixing buckle.

Preferably, the lower end of the sliding clamping block is provided with a fixed block, and the fixed block at the lower end of the sliding clamping block is matched with the poking block.

Compared with the prior art, the invention has the beneficial effects that: this automatic formula of uncapping vertical steelmaking furnace can be convenient for open the protective cover when casting automatically, and easy operation is swift, and can improve the security of steelmaking furnace when casting, can effectually prevent that inside liquid metal from spilling, reduces the potential safety hazard of operating personnel at the during operation:

1. the control rod is pulled through the lifting device, the control rod drives the driving gear to rotate, the driving gear enables the pull rod to move downwards through the matching with the pull rod, the protective cover is controlled to be opened when the pull rod moves, meanwhile, the lifting device pulls the control rod to enable the steel-making furnace main body to incline, so that casting is carried out, the protective cover is automatically opened when the steel-making furnace main body is cast through the linkage mechanism, the operation is simple and rapid, the safety is improved, and the production efficiency is improved;

2. through rotating the control lever to initial position, the control lever passes through drive gear and pull rod control protective cover and closes, the locking ring card of control lever upper end is gone into in the fixed buckle and is promoted fixed buckle and rotate simultaneously, when fixed buckle rotates the position, the opening of fixed buckle lower extreme aligns with the slip fixture block, the slip fixture block carries out the block with the bayonet socket of fixed buckle lower extreme under the supporting spring effect, fix fixed buckle, make the position locking of control lever, thereby lock the protective cover, make the steelmaking furnace main part also can guarantee under the unexpected circumstances that the protective cover can not loosen and take off, improve equipment's security.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged view of point A of FIG. 1 according to the present invention;

FIG. 3 is a schematic cross-sectional view of a drawbar in accordance with the present invention;

FIG. 4 is an enlarged view of point B of FIG. 3 according to the present invention;

FIG. 5 is a left side view of the present invention;

FIG. 6 is an enlarged view of point C of FIG. 5 according to the present invention;

FIG. 7 is a schematic cross-sectional front view of the present invention;

FIG. 8 is an enlarged view of point D of FIG. 7 according to the present invention;

FIG. 9 is a schematic top cross-sectional view of the present invention;

FIG. 10 is an enlarged view of point E in FIG. 9 according to the present invention.

In the figure: 1. a steel furnace main body; 2. a connecting seat; 3. a connector; 4. a protective cover; 5. a pull rod; 6. a guide sleeve; 7. a drive gear; 8. a connecting shaft; 9. a mounting seat; 10. a control lever; 11. a locking ring; 12. fixing the buckle; 13. a fixed shaft; 14. a fixed seat; 15. a return torsion spring; 16. a limiting rod; 17. a limiting groove; 18. sliding the clamping block; 19. fixing a stop block; 20. a support spring; 21. a shifting block; 22. a rotating shaft; 23. a gear change box; 24. an electric motor.

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. 1-10, the present invention provides a technical solution: an automatic uncapping vertical steel-making furnace comprises a steel-making furnace main body 1, a connecting seat 2, a connecting head 3, a protective cover 4, a pull rod 5, a guide sleeve 6, a driving gear 7, a connecting shaft 8, a mounting seat 9, a control rod 10, a locking ring 11, a fixing buckle 12, a fixing shaft 13, a fixing seat 14, a reset torsion spring 15, a limiting rod 16, a limiting groove 17, a sliding clamping block 18, a fixing stop block 19, a supporting spring 20, a stirring block 21, a rotating shaft 22, a gear gearbox 23 and a motor 24, wherein the side face of the upper end of the steel-making furnace main body 1 is integrally connected with the connecting seat 2, the upper end of the steel-making furnace main body 1 is provided with the protective cover 4, the side face of the protective cover 4 is integrally connected with the connecting head 3, the middle part of the connecting head 3 and the connecting seat 2 form a shaft connecting structure, the front side and the rear side of the left end of the connecting head 3 are both connected with the pull rod 5 in a shaft mode, and the lower end of the pull rod 5 is connected with the guide sleeve 6 in a nesting mode, the guide sleeves 6 are fixedly connected to the outer side of the lower end of the steel making furnace main body 1, the inner sides of the guide sleeves 6 are provided with driving gears 7, the driving gears 7 are respectively and fixedly connected to two ends of a connecting shaft 8, two ends of the connecting shaft 8 and the steel making furnace main body 1 form a bearing connecting structure through a mounting seat 9, the middle part of the connecting shaft 8 and the lower end of a control rod 10 form a fixed connecting structure, the upper end of the control rod 10 is fixedly connected with a locking ring 11, the right side of the locking ring 11 is provided with a fixed buckle 12, the front end and the rear end of the fixed buckle 12 are fixedly connected with fixed shafts 13, the outer ends of the fixed shafts 13 are respectively and nestedly connected with reset torsion springs 15, the fixed shafts 13 and the fixed seats 14 form a bearing connecting structure, the fixed seats 14 are fixedly connected to the side surface of the steel making furnace main body 1, the upper ends of the fixed seats 14 are fixedly connected with limiting rods 16, and the limiting rods 16 and the inner sides of the limiting grooves 17 form a sliding connecting structure, and spacing groove 17 sets up on fixed buckle 12, and the downside of fixed buckle 12 is provided with slip fixture block 18, slip fixture block 18 sliding connection is in the inboard of fixing base 14, and the inboard middle part of fixing base 14 is provided with supporting spring 20, and the upper end of supporting spring 20 is provided with fixed dog 19, fixed dog 19 integration is connected in slip fixture block 18 upper end, and the lower extreme left side of fixed dog 19 is provided with dials movable block 21, and dial movable block 21 key-type in the middle part of axis of rotation 22, both ends all constitute bearing connection structure with fixing base 14 around the axis of rotation 22, and the front end of axis of rotation 22 is connected with gear change box 23, gear change box 23 fixed mounting is in the front side of fixing base 14, and motor 24 is installed to gear change box 23's lower extreme.

The equal equidistance of lower extreme of pull rod 5 is even to be provided with the teeth of a cogwheel, and pull rod 5 meshes with drive gear 7 through the teeth of a cogwheel of lower extreme mutually, can be convenient for make drive gear 7 rotate through pull rod 5 and drive gear 7's meshing when can drive pull rod 5 and move, and opening and shutting of rethread pull rod 5 and connector 3's cooperation control protective cover 4.

The structure shape of uide bushing 6 is the U font, and the left end inside surface of uide bushing 6 laminates with the side of pull rod 5 mutually to uide bushing 6 constitutes sliding connection structure with pull rod 5, can be convenient for advance the restriction to the position of pull rod 5 through uide bushing 6, prevents that pull rod 5 from taking place the swing, can keep the meshing with drive gear 7 all the time when making pull rod 5 atress, improves the stability when pull rod 5 moves.

The structural shape of control lever 10 is L shape structure, and the upper end fixedly connected with rings of control lever 10, can make control lever 10 keep being connected with connecting axle 8 through the L shape structure of control lever 10 and prevent that the upper end of control lever 10 from producing with connector 3 and interfering, and the hoisting accessory of being convenient for controls control lever 10, and the hoisting accessory of being convenient for through rings pulls control lever 10 motion and controls protective cover 4 and open and shut.

The structural shape of fixed buckle 12 is the cake shape structure, and the upper and lower both sides of fixed buckle 12 all are provided with the bayonet socket, and the bayonet socket structural shape of fixed buckle 12 upside cooperatees with locking ring 11, the bayonet socket size of fixed buckle 12 upside is greater than the diameter of locking ring 11, and the bayonet socket of fixed buckle 12 downside cooperatees with slip fixture block 18, can be convenient for lock the position of control lever 10 through the cooperation of fixed buckle 12 with locking ring 11, thereby prevent that protective cover 4 from opening under the unexpected circumstances, and control the motion of fixed buckle 12 through the cooperation of slip fixture block 18 with fixed buckle 12, and the size difference of fixed buckle 12 upper end bayonet socket and locking ring 11 can make fixed buckle 12 carry out the rotation of small-amplitude when breaking away from the fixed of slip fixture block 18.

One end of the reset torsion spring 15 is connected with the fixed shaft 13, and the other end of the reset torsion spring 15 is connected with the fixed seat 14, so that the fixed buckle 12 can keep a rotation trend through the reset torsion spring 15, and the fixed buckle 12 can automatically rotate towards one direction after being separated from the fixed sliding clamping block 18.

The structural shape of spacing groove 17 is arc, and spacing groove 17 runs through fixed buckle 12, can be convenient for restrict fixed buckle 12's turned angle through spacing groove 17 and gag lever post 16's cooperation, prevents that fixed buckle 12 from rotating excessively, makes the opening of fixed buckle 12 upper end can keep an orientation through the cooperation with reset torsion spring 15 again, is convenient for next time and locking ring 11 advance the butt joint.

The lower end of the sliding fixture block 18 is provided with a fixing block, the fixing block at the lower end of the sliding fixture block 18 is matched with the stirring block 21, the sliding fixture block 18 can be controlled to move downwards through the matching of the fixing block at the lower end of the sliding fixture block 18 and the stirring block 21, the sliding fixture block 18 is enabled to be separated from the locking of the fixed buckle 12, the sliding fixture block 18 can automatically move upwards to be attached to the fixed buckle 12 after being separated from the matching of the fixing block 19 and the stirring block 21 through the matching of the fixed block 19 and the supporting spring 20, and the clamping with a bayonet at the lower end of the fixed buckle 12 is prepared at any time.

The working principle is as follows: according to fig. 1 to 10, when casting is required after the steel making furnace body 1 is lifted, the motor 24 is started;

the motor 24 performs speed reduction operation through a gear set in the gear box 23, then outputs power to the rotating shaft 22, and the rotating shaft 22 drives the toggle block 21 to rotate;

when the toggle block 21 rotates, the sliding fixture block 18 is driven to move through the matching of the toggle block and the fixed block at the lower end of the sliding fixture block 18;

when the sliding fixture block 18 moves, the fixed fixture block 19 at the upper end of the sliding fixture block 18 compresses the supporting spring 20;

meanwhile, the upper end of the sliding fixture block 18 is separated from the matching with the bayonet at the lower end of the fixed buckle 12, and the size of the bayonet at the upper end of the fixed buckle 12 is slightly larger than that of the locking ring 11, so that the fixed buckle 12 rotates in a small range under the action of the reset torsion spring 15, and the bayonet at the lower end of the fixed buckle 12 is staggered with the sliding fixture block 18;

the shifting block 21 continues to rotate, so that the shifting block 21 is staggered with the fixed block at the lower end of the sliding fixture block 18, and the sliding fixture block 18 moves upwards under the action of the supporting spring 20;

because the bayonet at the lower end of the fixed buckle 12 is staggered with the sliding fixture block 18, the upper end of the sliding fixture block 18 props against the lower side of the fixed buckle 12;

then, the control rod 10 is pulled through the hoisting device, so that the control rod 10 drives the connecting shaft 8 to rotate, and the connecting shaft 8 drives the driving gear 7 to rotate when rotating;

the driving gear 7 drives the pull rod 5 to move downwards through the meshing with the pull rod 5, so that the protective cover 4 is opened;

meanwhile, the lifting device pulls the control rod 10 to enable the bottom of the steel making furnace main body 1 to rotate upwards, so that the upper end of the steel making furnace main body 1 begins to incline for casting;

when the protective cover 4 needs to be closed, the control rod 10 is rotated to the initial position, and the control rod 10 controls the protective cover 4 to be closed through the driving gear 7 and the pull rod 5;

meanwhile, the locking ring 11 at the upper end of the control rod 10 is clamped into the fixing buckle 12 and pushes the fixing buckle 12 to rotate;

when the fixed buckle 12 is rotated to the proper position, the opening at the lower end of the fixed buckle 12 is aligned with the sliding block 18, and the sliding block 18 is engaged with the bayonet at the lower end of the fixed buckle 12 under the action of the supporting spring 20 to fix the fixed buckle 12, so as to lock the position of the control rod 10.

It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and do not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the present invention.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic formula of uncapping vertical steelmaking furnace, includes steelmaking furnace main part (1), its characterized in that: the steel-making furnace is characterized in that the upper end side face of the steel-making furnace main body (1) is integrally connected with a connecting seat (2), the upper end of the steel-making furnace main body (1) is provided with a protective cover (4), the side face of the protective cover (4) is integrally connected with a connecting head (3), the middle part of the connecting head (3) and the connecting seat (2) form a shaft connecting structure, the front side and the rear side of the left end of the connecting head (3) are respectively and axially connected with a pull rod (5), the lower end of the pull rod (5) is respectively and nestedly connected with a guide sleeve (6), the guide sleeves (6) are respectively and fixedly connected with the outer side of the lower end of the steel-making furnace main body (1), the inner sides of the guide sleeves (6) are respectively provided with a driving gear (7), the driving gears (7) are respectively and fixedly connected with the two ends of the connecting shaft (8), the two ends of the connecting shaft (8) form a bearing connecting structure with the steel-making furnace main body (1) through a mounting seat (9), the middle part of the connecting shaft (8) and the lower end of the control rod (10) form a fixed connection structure, the upper end of the control rod (10) is fixedly connected with a locking ring (11), the right side of the locking ring (11) is provided with a fixed buckle (12), the front end and the rear end of the fixed buckle (12) are fixedly connected with a fixed shaft (13), the outer end of the fixed shaft (13) is connected with a reset torsion spring (15) in a nesting manner, the fixed shaft (13) and a fixed seat (14) form a bearing connection structure, the fixed seat (14) is fixedly connected to the side surface of the steel smelting furnace main body (1), the upper end of the fixed seat (14) is fixedly connected with a limiting rod (16), the limiting rod (16) and the inner side of the limiting groove (17) form a sliding connection structure, the limiting groove (17) is arranged on the fixed buckle (12), and the lower side of the fixed buckle (12) is provided with a sliding clamping block (18), slip fixture block (18) sliding connection is in the inboard of fixing base (14), and the inboard middle part of fixing base (14) is provided with supporting spring (20) to the upper end of supporting spring (20) is provided with fixed dog (19), fixed dog (19) integration is connected in slip fixture block (18) upper end, and the lower extreme left side of fixed dog (19) is provided with stirring piece (21) to stirring piece (21) key-type is connected in the middle part of axis of rotation (22), both ends all constitute bearing connection structure with fixing base (14) around axis of rotation (22), and the front end of axis of rotation (22) is connected with gear change case (23), gear change case (23) fixed mounting is in the front side of fixing base (14), and motor (24) are installed to the lower extreme of gear change case (23).

2. An automatic open-lid type vertical steel making furnace according to claim 1, wherein: the equal equidistance of the lower extreme of pull rod (5) is even to be provided with the teeth of a cogwheel, and pull rod (5) mesh with drive gear (7) through the teeth of a cogwheel of lower extreme mutually.

3. An automatic open-lid type vertical steel making furnace according to claim 1, wherein: the structure shape of uide bushing (6) is the U font, and the left end inside surface of uide bushing (6) and the side of pull rod (5) are laminated mutually to uide bushing (6) and pull rod (5) constitute sliding connection structure.

4. An automatic open-lid type vertical steel making furnace according to claim 1, wherein: the structure shape of control lever (10) is L shape structure, and the upper end fixedly connected with rings of control lever (10).

5. An automatic open-lid type vertical steel making furnace according to claim 1, wherein: the structure shape of the fixed buckle (12) is a cake-shaped structure, bayonets are arranged on the upper side and the lower side of the fixed buckle (12), the structural shape of the bayonets on the upper side of the fixed buckle (12) is matched with the locking ring (11), the size of the bayonets on the upper side of the fixed buckle (12) is larger than the diameter of the locking ring (11), and the bayonets on the lower side of the fixed buckle (12) are matched with the sliding clamping blocks (18).

6. An automatic open-lid type vertical steel making furnace according to claim 1, wherein: one end of the reset torsion spring (15) is connected with the fixed shaft (13), and the other end of the reset torsion spring (15) is connected with the fixed seat (14).

7. An automatic open-lid type vertical steel making furnace according to claim 1, wherein: the structure shape of the limiting groove (17) is arc-shaped, and the limiting groove (17) penetrates through the fixing buckle (12).

8. An automatic open-lid type vertical steel making furnace according to claim 1, wherein: the lower end of the sliding clamping block (18) is provided with a fixing block, and the fixing block at the lower end of the sliding clamping block (18) is matched with the poking block (21).