CN218955439U

CN218955439U - High-precision vacuum consumable electrode arc furnace

Info

Publication number: CN218955439U
Application number: CN202223308743.4U
Authority: CN
Inventors: 高皓; 高世鹏; 李天文
Original assignee: Baoji Juyuan Hongti Industry Co ltd
Current assignee: Baoji Juyuan Hongti Industry Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-05-02
Anticipated expiration: 2032-12-09

Abstract

The utility model relates to the technical field of vacuum consumable electrode arc furnaces, and discloses a high-precision vacuum consumable electrode arc furnace which comprises an arc furnace body, wherein an adjusting mechanism is arranged on the outer side of the arc furnace body, and a connecting mechanism is arranged above the arc furnace body; the connecting mechanism comprises a supporting part and a clamping part; the clamping part is positioned above the supporting part; the supporting part comprises a connecting plate, a first vertical plate and a second vertical plate, wherein the connecting plate is positioned above the electric arc furnace body, the bottom surface of the first vertical plate and the bottom surface of the second vertical plate are fixedly connected with the top surface of the connecting plate, and the second vertical plate is positioned on the right side of the first vertical plate. The pole is convenient to replace by the connecting mechanism, and the disassembly of the furnace cover is reduced; through adjustment mechanism, can adjust the height of utmost point post, through the different positions of utmost point post in the electric arc furnace body for the utmost point post is at the accurate reaction of electric arc furnace body inside, realizes the precision of this vacuum consumable electrode electric arc furnace.

Description

High-precision vacuum consumable electrode arc furnace

Technical Field

The utility model relates to the technical field of vacuum consumable electrode arc furnaces, in particular to a high-precision vacuum consumable electrode arc furnace.

Background

An electric arc furnace is an electric furnace for smelting ores and metals at a high temperature by means of electrode arc generation. The energy is concentrated when the gas discharges to form an arc, the temperature of an arc area is more than 3000 ℃, the process flexibility of the arc furnace is higher than that of other steelmaking furnaces for smelting metal, the impurities such as sulfur, phosphorus and the like can be effectively removed, the furnace temperature is easy to control, the occupied area of equipment is small, and the method is suitable for smelting high-quality alloy steel. In order to solve the high-precision problem of the vacuum consumable electrode arc furnace, china patent discloses a three-phase arc furnace with the publication number of CN207716853U, which comprises a furnace cover, electrodes and a hearth, wherein the electrodes are arranged in the middle of the lower surface of the furnace cover, the diameter of the furnace cover is 1.2-1.5 times that of the hearth, the ratio of the depth of the hearth to the diameter of the hearth is 1.5-3:1, and a drain hole is arranged at the bottom of the hearth. The upper half part and the lower half part of the hearth are respectively provided with a temperature sensor, the temperature sensors are connected with a current temperature controller, and the current temperature controller is connected with the electrode. The hearth is a cylindrical groove. The hearth comprises an insulating layer and a furnace lining layer from outside to inside in sequence, and the furnace lining layer is formed by one or more layers of bricks containing graphite, boride or metal as conductors. Compared with the prior art, the three-phase electric arc furnace with the structure has the advantages of simple combination, convenient use and energy consumption saving. The prior device is provided with three electrodes on the bottom surface of the furnace cover, and the three electrodes react with the inside of the furnace chamber; however, the existing devices have the following problems: the electrode needs to be replaced when in use, the electrode needs to be taken down from the furnace cover when the electrode is replaced, and the furnace cover is heavy, so that the electrode is inconvenient to replace. Therefore, a high-precision vacuum consumable electrode arc furnace is proposed.

Disclosure of Invention

The utility model aims to provide a high-precision vacuum consumable electrode arc furnace, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the high-precision vacuum consumable electrode arc furnace comprises an arc furnace body, wherein an adjusting mechanism is arranged on the outer side of the arc furnace body, and a connecting mechanism is arranged above the arc furnace body; the connecting mechanism comprises a supporting part and a clamping part; the clamping part is positioned above the supporting part; the supporting part comprises a connecting plate, a first vertical plate and a second vertical plate, the connecting plate is positioned above the electric arc furnace body, the bottom surface of the first vertical plate and the bottom surface of the second vertical plate are fixedly connected with the top surface of the connecting plate, and the second vertical plate is positioned on the right side of the first vertical plate; the clamping part comprises a clamping plate, a second threaded rod, a threaded sleeve and a limiting rod, wherein the threaded sleeve is sleeved on the surface of the second threaded rod, the right side surface of the threaded sleeve is fixedly connected with the left side surface of the clamping plate, the top surface of the limiting rod is fixedly connected with the surface of the threaded sleeve, and the bottom surface of the limiting rod is slidably connected with the top surface of the connecting plate.

Preferably, the right end face of the second threaded rod penetrates through the left side face of the first vertical plate and extends to the right side of the first vertical plate, and the surface of the second threaded rod is rotationally connected with the inner wall of the first vertical plate through a bearing seat.

Preferably, a handle is arranged on the left side of the second threaded rod, the right end face of the handle is fixedly connected with the left end face of the second threaded rod, and the second threaded rod is conveniently rotated through the handle.

Preferably, a connecting block is arranged between the clamping plate and the second vertical plate, the bottom surface of the connecting block is fixedly connected with a pole, and the bottom surface of the connecting plate is provided with a through hole in a penetrating way, so that the pole can conveniently extend to the lower part of the connecting plate.

Preferably, the adjusting mechanism comprises an adjusting part and a limiting part; the adjusting part is positioned at the left side of the limiting part; the adjusting part comprises a first supporting plate, the right side surface of the first supporting plate is fixedly connected with the surface of the electric arc furnace body, a motor is fixedly connected to the bottom surface of the first supporting plate, the top end surface of a motor output rod penetrates through the bottom surface of the first supporting plate and extends to the upper portion of the first supporting plate, a first threaded rod is fixedly connected to the top end surface of the motor output rod, and the upper position and the lower position of the connecting plate are adjusted through the adjusting part, so that the upper position and the lower position of the pole are adjusted.

Preferably, the limiting part comprises a second supporting plate, the second supporting plate and the first supporting plate are symmetrically arranged, the left side surface of the second supporting plate is fixedly connected with the surface of the electric arc furnace body, the top surface of the second supporting plate is fixedly connected with a sliding rod, and the limiting part limits the connecting plate when moving and prevents the connecting plate from rotating when moving.

Preferably, the top end surface of the sliding rod and the top end surface of the first threaded rod penetrate through the bottom surface of the connecting plate and extend to the upper portion of the connecting plate, the surface of the sliding rod is in sliding connection with the inner wall of the connecting plate, the surface of the first threaded rod is in threaded connection with the inner wall of the connecting plate, and the connecting plate is driven to move up and down through rotation of the first threaded rod.

Preferably, a furnace cover is arranged above the electric arc furnace body, the inner wall of the furnace cover is in threaded connection with the inner wall of the electric arc furnace body through bolts, a placing hole is formed in the top surface of the furnace cover in a penetrating mode, and the stability of connection between the furnace cover and the electric arc furnace body is improved.

Preferably, the bottom end surface of the pole penetrates through the top surface of the connecting plate, the through hole, the furnace cover and the inner wall of the placing hole and extends to the inside of the electric arc furnace body.

Compared with the prior art, the utility model has the beneficial effects that: the high-precision vacuum consumable electrode arc furnace is convenient to replace the pole column through the connecting mechanism, and the disassembly of the furnace cover is reduced; through adjustment mechanism, can adjust the height of utmost point post, through the different positions of utmost point post in the electric arc furnace body for the utmost point post is at the accurate reaction of electric arc furnace body inside, realizes the precision of this vacuum consumable electrode electric arc furnace.

Drawings

FIG. 1 is a front perspective view of the present utility model; FIG. 2 is a left side perspective view of the present utility model; FIG. 3 is a front cross-sectional perspective view of the present utility model; fig. 4 is an enlarged perspective view of the area a of fig. 3 in accordance with the present utility model.

In the figure: the electric arc furnace comprises an electric arc furnace body 1, a furnace cover 2, an adjusting mechanism 3, a first supporting plate 301, a first threaded rod 302, a second supporting plate 303, a sliding rod 304, a motor 305, a connecting mechanism 4, a connecting plate 401, a first vertical plate 402, a second vertical plate 403, a clamping plate 404, a second threaded rod 405, a threaded sleeve 406, a limiting rod 407, a pole 408, a rotating handle 409 and a connecting block 410.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the high-precision vacuum consumable electrode arc furnace comprises an arc furnace body 1, wherein an adjusting mechanism 3 is arranged on the outer side of the arc furnace body 1, and a connecting mechanism 4 is arranged above the arc furnace body 1; the connecting mechanism 4 comprises a supporting part and a clamping part; the clamping part is positioned above the supporting part; the supporting part comprises a connecting plate 401, a first vertical plate 402 and a second vertical plate 403, the connecting plate 401 is positioned above the electric arc furnace body 1, the bottom surface of the first vertical plate 402 and the bottom surface of the second vertical plate 403 are fixedly connected with the top surface of the connecting plate 401, and the second vertical plate 403 is positioned on the right side of the first vertical plate 402; the clamping part includes grip block 404, second threaded rod 405, thread bush 406 and gag lever post 407, second threaded rod 405 surface is established to thread bush 406 thread bush, thread bush 406 right flank and grip block 404 left surface fixed connection, gag lever post 407 top surface and thread bush 406 fixed surface connection, gag lever post 407 bottom surface and connecting plate 401 top surface sliding connection, second threaded rod 405 right-hand member face runs through first vertical plate 402 left surface and extends to first vertical plate 402 right side, second threaded rod 405 surface passes through the bearing frame and rotates with first vertical plate 402 inner wall to be connected, second threaded rod 405 left side is provided with the twist grip 409, twist grip 409 right-hand member face and second threaded rod 405 left end face fixed connection, be provided with connecting block 410 between grip block 404 and the second vertical plate 403, connecting block 410 bottom surface fixedly connected with post 408, the through-hole has been seted up in link plate 401 bottom surface link up, through coupling mechanism 4, the convenience is changed post 408, reduce the bell dismantlement.

The adjusting mechanism 3 comprises an adjusting part and a limiting part; the adjusting part is positioned at the left side of the limiting part; the regulating part includes first backup pad 301, first backup pad 301 right flank and electric arc furnace body 1 fixed surface connection, first backup pad 301 bottom surface fixedly connected with motor 305, motor 305 output pole top surface runs through first backup pad 301 bottom surface and extends to first backup pad 301 top, motor 305 output pole top surface fixedly connected with first threaded rod 302, spacing part includes second backup pad 303, second backup pad 303 and first backup pad 301 symmetry set up, second backup pad 303 left surface and electric arc furnace body 1 fixed surface connection, second backup pad 303 top surface fixedly connected with slide bar 304, slide bar 304 top surface and first threaded rod 302 top surface all run through connecting plate 401 bottom surface and extend to connecting plate 401 top, slide bar 304 surface and connecting plate 401 inner wall sliding connection, first threaded rod 302 surface and connecting plate 401 inner wall threaded connection, through adjustment mechanism 3, the height of post 408 can be adjusted, different positions in electric arc furnace body 1 through post 408, make the accurate reaction of post 408 in electric arc furnace body 1, realize this vacuum consumable electrode furnace's precision.

A furnace cover 2 is arranged above the electric arc furnace body 1, the inner wall of the furnace cover 2 is in threaded connection with the inner wall of the electric arc furnace body 1 through bolts, a placing hole is formed in the penetrating mode of the top surface of the furnace cover 2, and the bottom end surface of the pole 408 penetrates through the top surface of the connecting plate 401, the through hole, the furnace cover 2 and the inner wall of the placing hole to extend into the electric arc furnace body 1.

When the connecting block 410 is used, the connecting block 401 is placed on the connecting plate 401, the rotating handle 409 is manually rotated, the rotating handle 409 drives the connected second threaded rod 405 to rotate, so that the second threaded rod 405 drives the connected threaded sleeve 406 to move rightward, the threaded sleeve 406 drives the connected clamping plate 404 to move rightward, and the clamping plate 404 and the second vertical plate 403 clamp the connecting block 410 on the connecting plate 401, so that the pole 408 is fixed; through motor 305 opening, motor 305 output pole drives and connects first threaded rod 302 rotation for first threaded rod 302 drives connecting plate 401 and moves down, makes connecting plate 401 drive utmost point post 408 and moves down, thereby realizes that utmost point post 408 can adjust at the inside different positions of electric arc furnace body 1, realizes the accurate reaction of utmost point post 408 in electric arc furnace body 1.

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

Claims

1. The utility model provides a high accuracy vacuum consumable electrode electric arc furnace, includes electric arc furnace body (1), its characterized in that: an adjusting mechanism (3) is arranged on the outer side of the electric arc furnace body (1), and a connecting mechanism (4) is arranged above the electric arc furnace body (1); the connecting mechanism (4) comprises a supporting part and a clamping part; the clamping part is positioned above the supporting part; the supporting part comprises a connecting plate (401), a first vertical plate (402) and a second vertical plate (403), wherein the connecting plate (401) is positioned above the electric arc furnace body (1), the bottom surface of the first vertical plate (402) and the bottom surface of the second vertical plate (403) are fixedly connected with the top surface of the connecting plate (401), and the second vertical plate (403) is positioned on the right side of the first vertical plate (402); the clamping part comprises a clamping plate (404), a second threaded rod (405), a threaded sleeve (406) and a limiting rod (407), wherein the threaded sleeve (406) is sleeved with the surface of the second threaded rod (405), the right side surface of the threaded sleeve (406) is fixedly connected with the left side surface of the clamping plate (404), the top surface of the limiting rod (407) is fixedly connected with the surface of the threaded sleeve (406), and the bottom surface of the limiting rod (407) is slidably connected with the top surface of the connecting plate (401).

2. A high precision vacuum consumable electrode electric arc furnace as claimed in claim 1 wherein: the right end face of the second threaded rod (405) penetrates through the left side face of the first vertical plate (402) and extends to the right side of the first vertical plate (402), and the surface of the second threaded rod (405) is rotationally connected with the inner wall of the first vertical plate (402) through a bearing seat.

3. A high precision vacuum consumable electrode electric arc furnace as claimed in claim 2 wherein: the left side of second threaded rod (405) is provided with changeing handle (409), changeing handle (409) right-hand member face and second threaded rod (405) left end face fixed connection.

4. A high precision vacuum consumable electrode electric arc furnace as claimed in claim 1 wherein: connecting blocks (410) are arranged between the clamping plates (404) and the second vertical plates (403), the bottom surfaces of the connecting blocks (410) are fixedly connected with pole posts (408), and through holes are formed in the bottom surfaces of the connecting plates (401) in a penetrating mode.

5. A high precision vacuum consumable electrode electric arc furnace as claimed in claim 1 wherein: the adjusting mechanism (3) comprises an adjusting part and a limiting part; the adjusting part is positioned at the left side of the limiting part; the adjusting part comprises a first supporting plate (301), the right side surface of the first supporting plate (301) is fixedly connected with the surface of the electric arc furnace body (1), a motor (305) is fixedly connected to the bottom surface of the first supporting plate (301), the top end surface of an output rod of the motor (305) penetrates through the bottom surface of the first supporting plate (301) and extends to the upper portion of the first supporting plate (301), and a first threaded rod (302) is fixedly connected to the top end surface of the output rod of the motor (305).

6. A high precision vacuum consumable electrode electric arc furnace as claimed in claim 5 wherein: the limiting part comprises a second supporting plate (303), the second supporting plate (303) and the first supporting plate (301) are symmetrically arranged, the left side surface of the second supporting plate (303) is fixedly connected with the surface of the electric arc furnace body (1), and the top surface of the second supporting plate (303) is fixedly connected with a sliding rod (304).

7. A high precision vacuum consumable electrode electric arc furnace as claimed in claim 6 wherein: the top end face of the sliding rod (304) and the top end face of the first threaded rod (302) penetrate through the bottom face of the connecting plate (401) and extend to the upper portion of the connecting plate (401), the surface of the sliding rod (304) is in sliding connection with the inner wall of the connecting plate (401), and the surface of the first threaded rod (302) is in threaded connection with the inner wall of the connecting plate (401).

8. A high precision vacuum consumable electrode electric arc furnace as claimed in claim 1 wherein: the electric arc furnace is characterized in that a furnace cover (2) is arranged above the electric arc furnace body (1), the inner wall of the furnace cover (2) is in threaded connection with the inner wall of the electric arc furnace body (1) through bolts, and a placing hole is formed in the top surface of the furnace cover (2) in a penetrating mode.

9. A high precision vacuum consumable electrode electric arc furnace as claimed in claim 4 wherein: the bottom end surface of the pole (408) penetrates through the top surface of the connecting plate (401), the through hole, the furnace cover (2) and the inner wall of the placing hole and extends into the electric arc furnace body (1).