CN221111746U

CN221111746U - Fan rotor overhauls device

Info

Publication number: CN221111746U
Application number: CN202323042299.0U
Authority: CN
Inventors: 李春燕; 张建; 袁雪夜; 王晓峻; 李晓炅; 骆春嘉; 马智超; 刘子虎; 张军; 王成刚; 崔燕; 杨亮
Original assignee: Baotou Iron and Steel Group Co Ltd
Current assignee: Baotou Iron and Steel Group Co Ltd
Priority date: 2023-11-10
Filing date: 2023-11-10
Publication date: 2024-06-11
Anticipated expiration: 2033-11-10

Abstract

The utility model discloses a fan rotor overhauling device which comprises a first base, wherein a second base is arranged on the left side of the first base, a main support is fixedly arranged above the second base, second inclined supports are fixedly arranged on the left side and the right side of the main support, first inclined supports are fixedly arranged at the front end and the rear end of the main support, lifting lugs are arranged above the first inclined supports, a lifting table is arranged above the main support, a trapezoid groove is formed in the upper surface of the lifting table, a first adjusting screw rod penetrates through the main support, and a second connecting bearing is arranged above the first adjusting screw rod. The fan rotor overhauling device has the advantages that the two ends of the rotor are driven into the trapezoidal groove of the support, so that the two ends of the rotor can be fixed and prevented from running, meanwhile, the fan rotor overhauling device can be used for carrying out corresponding inspection through degree rotation, great convenience is brought to fan rotor overhauling, and the using effect is very good.

Description

Fan rotor overhauls device

Technical Field

The utility model relates to the technical field of dry quenching in the coking industry, in particular to a fan rotor overhauling device.

Background

The main equipment of the dry quenching comprises a lifting machine, a circulating fan, a man-loading device, a coke discharging device, a boiler, auxiliary equipment and dust removing equipment, wherein the dry quenching circulating fan is used for the dry quenching device in the steel coking industry, the circulating fan is core equipment in a dry quenching gas circulating system, and is used for providing power for gas circulation, regulating circulating air quantity according to working conditions and controlling the coke discharging temperature and the inlet temperature of the boiler; the rotor of the circulating fan is core equipment of the circulating fan, a gas circulating power device is arranged between the secondary dust remover and the auxiliary coal economizer, inert circulating gas is sucked into the closed-circuit gas circulating device and is discharged after being pressurized, so that the inert gas continuously circulates in a circulating system, and the circulating fan structure comprises an air inlet seat, a current collector, a rotor group, a shell, a transmission group, an adjusting door and the like; because the dry quenching is continuously produced and operated for a long time, the circulating fan is continuously operated, the devices such as the rotor in the circulating fan and the like are worn by the circulating gas mixed with the coke powder for a long time, and the dry quenching system is required to be stopped for one year for integral annual repair according to the stipulation of continuous production and operation of the dry quenching system, wherein the phenomena of serious noise, severe vibration or abnormal exceeding of indexes such as bearing temperature and the like in the operation of the circulating fan are found in daily production, and the shutdown inspection treatment is also required to be carried out on the circulating fan in order to ensure the normal operation of the circulating fan; the fan rotor is a precise device, and rotor balance is a precondition for ensuring the normal operation of the fan, so that special attention is paid to preventing collision and damage in the overhauling process.

The Chinese authorized bulletin number CN215470970U discloses a fan rotor overhauling supporting device, which comprises a supporting unit and a moving unit, wherein the supporting unit comprises a bottom plate, a transverse plate and a vertical plate; the moving unit is arranged on the supporting unit and comprises a transverse moving assembly, a longitudinal moving assembly and a vertical lifting assembly; the vertical lifting assembly comprises a vertical rod, a supporting frame, a clamping ring and a protrusion. When the device supports the fan rotor to be overhauled, the moving unit is utilized to adjust and tighten the fan rotor, so that the labor intensity of overhauling operation is reduced, the overhauling quality is improved, and the device has the characteristics of simple structure, convenience in use and the like; has better popularization and application value.

Above-mentioned fan rotor overhauls strutting arrangement is fixed fan rotor through vertical lifting unit, and is complicated loaded down with trivial details not only, and the rotor of being inconvenient for rotates moreover, brings inconvenience for the maintenance of rotor to the height of the riser of above-mentioned fan rotor overhauls strutting arrangement must not be adjusted, inconvenient maintenance to the fan rotor of equidimension, for this reason, we propose a fan rotor overhauls device.

Disclosure of utility model

The utility model aims to provide a fan rotor overhauling device, which solves the problems that in the prior art, the fan rotor overhauling supporting device is used for fixing a fan rotor through a vertical lifting assembly, is complex and complicated, is inconvenient for rotor rotation, brings inconvenience to rotor overhauling, and the height of a vertical plate of the fan rotor overhauling supporting device cannot be regulated, so that the fan rotor overhauling supporting device is inconvenient for overhauling fan rotors with different sizes.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fan rotor overhauls device, includes first base, the second base is installed in the left side of first base, the top fixed mounting of second base has the main tributary to be supported, the left and right sides fixed mounting of main tributary to be supported has the second bearing diagonal, the front and back both ends fixed mounting of main tributary to be supported has first bearing diagonal, the hoist and mount lug is installed to the top of first bearing diagonal, the elevating platform is installed to the top of main tributary to be supported, trapezoidal recess has been seted up to the upper surface of elevating platform, first accommodate the lead screw is worn to have in the inside of main tributary to be supported, the second connecting bearing is installed to the top of first accommodate the lead screw, the second spacing shrinkage cavity has been seted up to the both sides of first accommodate the lead screw, the inside movable mounting of second spacing shrinkage cavity has the second gag lever post, two first spacing shrinkage cavities have been seted up to the inside of second base, the inside movable mounting of first spacing shrinkage cavity has the first gag lever post;

The first connecting bearing is arranged in the first base, and a second adjusting screw rod is arranged in the first connecting bearing.

Preferably, the first inclined support is fixedly connected with the main support, the first inclined support is fixedly connected with the second base, the second inclined support is fixedly connected with the main support, and the second base is fixedly connected with the second inclined support.

Preferably, the main support is in threaded connection with the first adjusting screw rod, and the first adjusting screw rod is movably connected with the lifting table through the second connecting bearing.

Preferably, the second limiting rod is fixedly connected with the lifting platform, and the shape and the size of the second limiting rod are matched with those of the inside of the second limiting telescopic hole.

Preferably, the second adjusting screw rod is in threaded connection with the second base, and the second adjusting screw rod is movably connected with the first base through the first connecting bearing.

Preferably, the first base is fixedly connected with the first limiting rod, and the shape and the size of the first limiting rod are matched with those of the inside of the first limiting telescopic hole.

Compared with the prior art, the utility model provides a fan rotor overhauling device, which has the following beneficial effects: this fan rotor overhauls device, through driving the rotor both ends inside this support trapezoidal recess, let the rotor both ends can fix not run, simultaneously can also carry out corresponding inspection through degree rotation on the device, it is very good to have brought very big convenience to overhaul the fan rotor, the result of use, the height of elevating platform is adjusted through rotating first accommodate spindle simultaneously, in order to lift the fan rotor of equidimension to a take the altitude, in order to overhaul, and rotate the interval between second accommodate spindle adjusting first base and the second base, in order to overhaul the dry quenching scene circulating fan rotor of equidimension.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the connection structure of the lifting platform and the first adjusting screw rod;

Fig. 3 is an enlarged schematic view of the structure of fig. 1a according to the present utility model.

In the figure: 1. a first base; 2. a first stop lever; 3. a first limiting telescopic hole; 4. a first diagonal brace; 5. a second base; 6. a second diagonal brace; 7. lifting lugs; 8. a trapezoidal groove; 9. a lifting table; 10. a main support; 11. a first adjusting screw rod; 12. a second adjusting screw rod; 13. a first connecting bearing; 14. a second connecting bearing; 15. a second limit rod; 16. and the second limiting telescopic hole.

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. 1-3, a fan rotor overhauling device comprises a first base 1, wherein a second base 5 is arranged on the left side of the first base 1, a main support 10 is fixedly arranged above the second base 5, second inclined supports 6 are fixedly arranged on the left side and the right side of the main support 10, and first inclined supports 4 are fixedly arranged on the front end and the rear end of the main support 10; the first inclined support 4 is fixedly connected with the main support 10, the first inclined support 4 is fixedly connected with the second base 5, the second inclined support 6 is fixedly connected with the main support 10, the second base 5 is fixedly connected with the second inclined support 6, the lifting lug 7 is arranged above the first inclined support 4, the lifting table 9 is arranged above the main support 10, the trapezoidal groove 8 is formed in the upper surface of the lifting table 9, the first adjusting screw rod 11 is penetrated in the main support 10, and the second connecting bearing 14 is arranged above the first adjusting screw rod 11; the main support 10 is in threaded connection with the first adjusting screw rod 11, the first adjusting screw rod 11 is movably connected with the lifting table 9 through a second connecting bearing 14, second limiting telescopic holes 16 are formed in two sides of the first adjusting screw rod 11, and second limiting rods 15 are movably mounted in the second limiting telescopic holes 16; the second limiting rod 15 is fixedly connected with the lifting table 9, the shape and the size of the second limiting rod 15 are matched with those of the inside of the second limiting telescopic hole 16, two first limiting telescopic holes 3 are formed in the second base 5, and the first limiting rod 2 is movably mounted in the first limiting telescopic holes 3; the first base 1 is fixedly connected with the first limiting rod 2, and the shape and the size of the first limiting rod 2 are matched with those of the inside of the first limiting telescopic hole 3; a first connecting bearing 13 mounted inside the first base 1, the first connecting bearing 13 having a second adjusting screw 12 mounted inside; the second adjusting screw rod 12 is in threaded connection with the second base 5, and the second adjusting screw rod 12 is movably connected with the first base 1 through a first connecting bearing 13; through driving the rotor both ends inside this support trapezoidal recess 8, let the rotor both ends can fix not run, can also carry out corresponding inspection through 360 degrees rotations on the device simultaneously, bring very big convenience for the maintenance of fan rotor, excellent in use effect, simultaneously through rotating the height of first accommodate screw 11 regulation elevating platform 9, in order to rise the fan rotor of equidimension to a take the altitude, in order to overhaul, and rotate the interval between second accommodate screw 12 regulation first base 1 and the second base 5, in order to overhaul the on-the-spot circulating fan rotor of coke dry quenching of equidimension.

Working principle: when the fan rotor overhauling device is used, materials such as a steel plate, H-shaped steel and angle steel are prepared in advance, four hoisting lifting lugs 7 are manufactured by the steel plate in advance, then the first base 1 and the second base 5 of the bracket device are manufactured by the H-shaped steel, then the main supports 10 at two ends are manufactured by the H-shaped steel and the steel plate, trapezoid grooves 8 for placing rotors are reserved at the middle positions of the lifting tables 9 at the tops of the main supports 10 at two ends, then the first inclined supports 4 and the second inclined supports 6 manufactured by the angle steel respectively support and fix the main upright posts at the left side and the right side below the main supports 10 at two ends, the device is a two-end symmetrical device, then the front side and the rear side of the main supports 10 at two ends are respectively welded with four symmetrical hoisting lifting lugs 7, so that the rotor is conveniently overhauled, then the first adjusting screw 11 is rotated clockwise or anticlockwise so as to push the lifting tables 9 to move upwards or downwards, then the second adjusting screw 12 is rotated clockwise or anticlockwise so as to adjust the distance between the first base 1 and the second base 5, so that the fan rotor is overhauled on site in different sizes, and the working principle of the fan rotor overhauling device is achieved.

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. A fan rotor service apparatus, comprising:

The lifting device comprises a first base (1), wherein a second base (5) is arranged on the left side of the first base (1), a main support (10) is fixedly arranged above the second base (5), second inclined supports (6) are fixedly arranged on the left side and the right side of the main support (10), first inclined supports (4) are fixedly arranged at the front end and the rear end of the main support (10), lifting lugs (7) are arranged above the first inclined supports (4), a lifting table (9) is arranged above the main support (10), a trapezoid groove (8) is formed in the upper surface of the lifting table (9), a first adjusting screw (11) is arranged in the main support (10) in a penetrating manner, a second connecting bearing (14) is arranged above the first adjusting screw (11), second limiting telescopic holes (16) are formed in the two sides of the first adjusting screw (11), a second limiting rod (15) is movably arranged in the second limiting telescopic holes (16), and two first limiting rods (3) are movably arranged in the first limiting holes (3) of the second base (5);

The first connecting bearing (13) is arranged in the first base (1), and a second adjusting screw rod (12) is arranged in the first connecting bearing (13).

2. The fan rotor overhauling device according to claim 1, wherein the first inclined support (4) is fixedly connected with the main support (10), the first inclined support (4) is fixedly connected with the second base (5), the second inclined support (6) is fixedly connected with the main support (10), and the second base (5) is fixedly connected with the second inclined support (6).

3. A fan rotor service apparatus according to claim 1, wherein the main support (10) is in threaded connection with the first adjusting screw (11), and the first adjusting screw (11) is movably connected with the lifting table (9) through the second connecting bearing (14).

4. The overhauling device for the fan rotor according to claim 1, wherein the second limiting rod (15) is fixedly connected with the lifting platform (9), and the shape and the size of the second limiting rod (15) are matched with those of the inside of the second limiting telescopic hole (16).

5. A fan rotor servicing apparatus according to claim 1, wherein the second adjusting screw (12) is in threaded connection with the second base (5), and the second adjusting screw (12) is movably connected with the first base (1) through a first connecting bearing (13).

6. The overhauling device for the fan rotor according to claim 1, wherein the first base (1) is fixedly connected with the first limiting rod (2), and the shape and the size of the first limiting rod (2) are matched with those of the inside of the first limiting telescopic hole (3).