CN211972392U

CN211972392U - AOD furnace tilting device space transfer device

Info

Publication number: CN211972392U
Application number: CN202020404380.6U
Authority: CN
Inventors: 叶亮; 周军号; 周霖
Original assignee: China MCC17 Group Co Ltd
Current assignee: China MCC17 Group Co Ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-11-20
Anticipated expiration: 2030-03-24

Abstract

The utility model discloses an AOD stove tilting device space transfer device belongs to building technical field. The space transfer device of the utility model is provided with the bracket at the bottom of the tilting device, and the horizontal jack is used for horizontally pushing the tilting device to realize the horizontal movement of the tilting device; jacking the support by using a vertical jack to enable the tilting device to vertically move together with the support; horizontally pushing the tilting device onto the platform by a horizontal jack, and horizontally pushing the tilting device by the jack to realize the longitudinal movement of the tilting device; when the tilting device moves to the lower part of the travelling crane, the tilting device is lifted away by the travelling crane, and the space transfer of the tilting device is completed. In the moving process of the tilting device, the pulling handle and the traction rope are used for ensuring that the tilting device does not tilt, so that the safety of personnel is ensured; the utility model discloses a device easy operation, safe and reliable, and low cost, practicality are strong, can realize the device that fascinates the horizontal, vertical and vertical direction's of device three-dimensional removal.

Description

AOD furnace tilting device space transfer device

Technical Field

The utility model relates to a building technical field, more specifically say, relate to an AOD stove tilting device space transfer device.

Background

The AOD furnace is a refining device of an argon oxygen refining method, the appearance of the AOD furnace is similar to that of a converter, and a furnace body is arranged on a supporting ring which can be tilted forwards and backwards and is fixed by pins. The AOD furnace process (i.e., argon oxygen decarburization process) is a relatively advanced technique for refining stainless steel. It has the advantages of simple equipment, convenient operation, strong adaptability, low investment, low production cost and the like, and is widely adopted.

The tilting device of the AOD furnace is positioned on the furnace span, the dead weight of the 120t AOD furnace tilting device is about 70t, equipment can be generally hoisted to a mounting position in advance by utilizing a crawler crane during mounting, and then an upper-layer platform is constructed. When the tilting device is dismantled, the upper part of the tilting device is provided with a plurality of layers of process platforms, so that the tilting device cannot be directly hoisted by utilizing a travelling crane, and the bottom of the tilting device is lower than the peripheral platform, so that the tilting device cannot be directly translated to a charging span. According to the conventional dismantling method, a temporary rail can be manufactured at the bottom of the tilting device, the rail is used as a support to move along the rail until the rail is separated from the trunnion, then a winch is arranged above the tilting device, and the rail is transferred to a feeding span after being hoisted by matching with a travelling crane. The method needs two types of mechanical lifting cranes with different types, and when the crane and the winch are matched for lifting, the crane hook inevitably needs to be obliquely lifted, so that the danger is high.

Through retrieval, the Chinese patent number: CN 201110351065.7, filed as follows: 2011, 11 month and 9 days, the invention name is: the application relates to a method for mounting a converter tilting device, which utilizes a movable lifting rack as a supporting carrier of the tilting device, and the shaft hole of the converter tilting device and a converter trunnion ring shaft are accurately aligned and mounted by adjusting the position of the movable lifting rack in the horizontal direction and the vertical direction. However, this application is only suitable for use when mounting the tilting device, and the method of this application is not suitable for use when the tilting device needs to be removed.

Disclosure of Invention

1. Technical problem to be solved by the utility model

In view of the problems that the existing AOD furnace tilting device cannot be directly translated to a feeding span during disassembly and needs multiple mechanical lifting and hanging during disassembly, and the danger is large, the utility model provides a space transfer device of the AOD furnace tilting device; the utility model discloses utilize support and jack, realize the device that fascinates horizontal, vertical and the three-dimensional removal of vertical direction, and easy operation, safe and reliable has solved the device that fascinates and has removed inconvenient problem.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model discloses an AOD furnace tilting device space transfer device, which comprises a horizontal jack, a bracket, a vertical jack, a platform and a traveling crane, wherein the horizontal jack is arranged on the bracket, and the extending end of the horizontal jack is abutted against the tilting device; the vertical jack is arranged below the bracket; the platform is arranged on one side of the bracket; the travelling crane is arranged above the platform.

Furthermore, pull ropes are arranged on two sides of the tilting device and connected with the traction ropes; the pulling rope is fixed by the hook and then connected with the pull handle.

Furthermore, the support is H-shaped steel, a base plate is laid on the upper surface of the support, the base plate is a steel plate with a smooth surface, and the width of the base plate is larger than that of the tilting device.

Furthermore, the support is supported by a plurality of support legs, and the vertical jack is placed in the support legs; and the extending end of the vertical jack is provided with a bracket.

Furthermore, a backing plate is laid on the upper surface of the platform.

Furthermore, the lifting device also comprises cushion blocks with various specifications, wherein the cushion blocks are arranged at the bottom of the vertical jack, and the cushion blocks with different specifications are arranged according to the height of the support.

Furthermore, the non-extending end of the horizontal jack is fixed with the bracket in a welding mode.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with existing well-known technique, have following apparent effect:

(1) in view of prior art, AOD stove tilting means can't directly translate to reinforced striding when dismantling, need multiple machinery to lift when dismantling and hang, dangerous great problem, the utility model provides a pair of AOD stove tilting means space transfer device utilizes horizontal jack to make tilting means move on the horizontal direction, utilizes vertical jack to make tilting means move on vertical direction, makes tilting means can remove to reinforced striding, recycles the driving and carries out the handling, has realized tilting means's horizontal, vertical and vertical direction's three-dimensional removal, and the device easy operation has solved tilting means and has removed inconvenient problem.

(2) When the tilting device is moved by the space transfer device, the traction rope and the pull handle are arranged on the tilting device, and the traction rope is kept in a tensioning state by utilizing the pull handle, so that the tilting device is not toppled when moving, and the safety of personnel in the moving process of the tilting device is ensured; the utility model discloses at the device removal in-process that fascinates, only use the jack to remove, need not to borrow large-scale apparatus such as hoist engine, convenient to use is swift.

(3) The space transfer device of the utility model is provided with smooth steel backing plates on the bracket and the platform, thus reducing the resistance of the tilting device in the moving process and facilitating the movement of the tilting device; meanwhile, the surface of the steel backing plate is smooth, so that scraping abrasion in the moving process of the tilting device is reduced, and the completeness of equipment is guaranteed.

Drawings

Fig. 1 is a schematic view of the installation of the transfer device of the present invention;

fig. 2 is a top view of the transfer device of the present invention;

fig. 3 is a schematic diagram of the lateral movement of the tilting device of the present invention;

fig. 4 is a schematic view of the vertical movement of the tilting device of the present invention;

fig. 5 is a horizontal movement plan view of the tilting device of the present invention;

fig. 6 is a schematic view of the longitudinal movement of the tilting device of the present invention;

fig. 7 is the hoisting schematic diagram of the tilting device of the utility model.

The reference numbers in the figures illustrate:

1. a tilting device; 2. a horizontal jack; 3. a support; 4. a support leg; 5. a vertical jack; 6. a base plate; 7. a platform; 8. cushion blocks; 9. driving a vehicle; 10. a bracket; 11. a hauling rope; 12. hooking; 13. pulling a rope; 14. and (5) pulling a handle.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

Example 1

With reference to fig. 1 and fig. 2, the AOD furnace tilting device space transfer device of the present embodiment includes a horizontal jack 2, a support 3, a support leg 4, a vertical jack 5, a backing plate 6, a platform 7, a cushion block 8, and a traveling crane 9. The horizontal jack 2 is arranged on the support 3, and the non-extending end of the horizontal jack 2 is fixed with the support 3 in a welding mode. The extending part of the horizontal jack 2 clings to the tilting device 1. In this embodiment, two horizontal jacks 2 are symmetrically disposed on the pushed side of the tilting device 1. In the moving process of the tilting device 1, the lifting jack is only used for moving, large-scale instruments such as a winch do not need to be used, and the use is convenient and fast.

The support 3 is supported by a plurality of legs 4, and vertical jacks 5 are provided below the support 3, placed inside the legs 4. And a bracket 10 is arranged at the extending end of the vertical jack 5. In this embodiment, four vertical jacks 5 are arranged below the support 3 and respectively placed in the support legs 4 at two sides of the support 3. The stand 3 is supported by eight legs 4. Two brackets 10 are provided on each vertical jack 5. The cushion blocks 8 with different specifications are arranged at the bottom of the vertical jack 5 and below the supporting leg 4, and the cushion blocks 8 with different specifications are arranged according to the height of the support 3 (see figure 4). The support 3 is H-shaped steel, a backing plate 6 is paved on the upper surface of the support, and the backing plate 6 is a steel plate with a smooth surface.

A platform 7 is arranged on one side of the bracket 3, and a backing plate 6 is also laid on the upper surface of the platform 7. The tilting device 1 is pushed by the horizontal jack 2 from one side far away from the platform 7 to slowly move towards the platform 7. The travelling crane 9 is arranged above the platform 7 (see fig. 6), and in the embodiment, the travelling crane 9 is a charging straddle travelling crane. In the embodiment, the bracket 3 and the platform 7 are respectively paved with the smooth steel backing plates 6, so that the resistance of the tilting device 1 in the moving process is reduced, and the tilting device 1 is convenient to move; meanwhile, the steel backing plate 6 is smooth in surface, so that scraping abrasion in the moving process of the tilting device 1 is reduced, and the completeness of equipment is guaranteed.

It is worth explaining that, in the utility model, to prevent the tilting device 1 from tilting during the moving process, the pull ropes 13 are arranged on both sides of the tilting device 1, and the pull ropes 13 are connected with the traction ropes 11; the pulling rope 11 is fixed by the hook 12 and then connected with the pull handle 14. When the tilting device 1 moves, the pull rope 11 and the pull rope 13 are kept in a tensioned state through the pull handle 14, so that the tilting device 1 is kept balanced, and the safety of personnel in the moving process of the tilting device 1 is ensured.

Referring to fig. 1 to 7, in the space transfer device of this embodiment, when the tilting device 1 is to be subjected to space transfer, the tilting device 1 is slowly moved horizontally by the horizontal jack 2, the stroke of the horizontal jack 2 is 150cm, after the maximum stroke is reached, the connecting portion between the horizontal jack 2 and the bracket 3 is cut by gas cutting, and then the horizontal jack is welded to the side of the tilting device 1 to be subjected to the next movement. This is repeated a number of times until the tilting means 1 is pushed close to the platform 7. The tilting device 1 is then moved vertically by means of the vertical jack 5: after the vertical jack 5 jacks the support 3 for a certain distance, placing a cushion block 8 under the supporting leg 4 without the vertical jack 5 to keep the height of the support 3, and then placing the cushion block 8 under the supporting leg 4 with the vertical jack 5 to jack the support 3 again by the vertical jack 5. Repeating for a plurality of times to ensure that the height of the bracket 3 is consistent with that of the platform 7. The tilting device 1 is now moved onto the platform 7 again using the horizontal jack 2. And then welding the horizontal jack 2 with the platform 7 to enable the tilting device 1 to move along the length direction of the platform 7, and after the tilting device 1 moves below the travelling crane 9, hoisting the tilting device 1 away by using the travelling crane 9 to finish the spatial movement of the tilting device 1. The horizontal jack 2 and the vertical jack 5 are matched with each other, so that the three-dimensional movement of the tilting device 1 in the transverse direction, the longitudinal direction and the vertical direction is realized, and the problem that the tilting device 1 is inconvenient to move is solved.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. The utility model provides a AOD stove tilting device space transfer device which characterized in that: the lifting device comprises a horizontal jack (2), a support (3), a vertical jack (5), a platform (7) and a travelling crane (9), wherein the horizontal jack (2) is arranged on the support (3), and the extending end of the horizontal jack (2) is abutted against the tilting device (1); the vertical jack (5) is arranged below the bracket (3); the platform (7) is arranged on one side of the bracket (3); the travelling crane (9) is arranged above the platform (7).

2. The AOD furnace tilting device space transfer apparatus according to claim 1, characterized in that: pull ropes (13) are arranged on two sides of the tilting device (1), and the pull ropes (13) are connected with the traction ropes (11); the pulling rope (11) is fixed by the hook (12) and then connected with the pull handle (14).

3. An AOD furnace tilting device space transfer apparatus according to claim 1 or 2, characterized in that: support (3) be H shaped steel, backing plate (6) have been laid to the upper surface, backing plate (6) be the glossy steel sheet in a surface, backing plate (6) width is greater than tilting device (1) width.

4. The AOD furnace tilting device space transfer apparatus according to claim 3, characterized in that: the support (3) is supported by a plurality of supporting legs (4), and the vertical jack (5) is placed in the supporting legs (4); and a bracket (10) is arranged at the extending end of the vertical jack (5).

5. The AOD furnace tilting device space transfer apparatus according to claim 4, characterized in that: the upper surface of the platform (7) is also paved with a backing plate (6).

6. The AOD furnace tilting device space transfer apparatus according to claim 5, characterized in that: the lifting jack is characterized by further comprising cushion blocks (8) of various specifications, wherein the cushion blocks (8) are arranged at the bottom of the vertical lifting jack (5), and the cushion blocks (8) of different specifications are arranged according to the height of the support (3).

7. The AOD furnace tilting device space transfer apparatus of claim 6, wherein: the non-extending end of the horizontal jack (2) is fixed with the bracket (3) in a welding mode.