CN212169569U - Steam turbine oil shield installation adjusting device - Google Patents

Abstract

The utility model relates to a steam turbine oil catch installation adjusting device, including oil catch, fixed bolster, adjustment jackscrew, the rotor is worn to be equipped with in the center of oil catch, be equipped with the flange on the oil catch, first screw hole has been seted up at the both ends of flange, the fixed bolster is the half cylinder, be equipped with the floor that extends to both ends on the fixed bolster, set up the second screw hole that corresponds with first screw hole on the floor, oil catch and fixed bolster pass through bolted connection, set up the third screw hole on the lateral wall of fixed bolster, the installation adjustment jackscrew in the third screw hole, the precision of adjustment jackscrew is higher, can reach required clearance fast; the oil level obtains fine fixed measure in the adjustment process, great reduction the rework rate of installation adjustment, independently accomplish supplementary oil level repacking and adjustment independently, save the driving live time, promote steam turbine equipment maintenance efficiency, reduce personnel's cost, practiced thrift project time limit for a project.

Description

Steam turbine oil shield installation adjusting device

Technical Field

The utility model relates to a turbo generator set overhaul of electric power enterprise technique, especially a steam turbine oil keeps off installation adjusting device.

Background

In the power industry, the installation and maintenance of steam turbine equipment are indispensable production links, the installation and adjustment of oil level therein are very important technologies, and the installation and adjustment precision directly influences the operation quality of a unit after maintenance. At present, most of traditional mounting and adjusting methods adopt a traveling crane to lift in place, and a chain block is hung on the traveling crane to assist in lifting and adjusting gaps. In the steam turbine installation and maintenance project, the time limit for a project is very nervous, the rate of utilization of driving is very high, prior art adjustment oil shelves need be assisted with the driving, have taken a large amount of time, and it is very difficult in the adjustment in-process of oil shelves clearance moreover, often arouse the change in clearance at the in-process of bolt-up, often need rework, waste a large amount of manpower and materials and time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steam turbine oil fender installation adjusting device for it needs to be supplementary with the driving to solve current adjustment oil shelves, and is very difficult in oil shelves clearance adjustment in-process moreover, often arouses the change in clearance at bolt-up's in-process, and often need do over again, extravagant a large amount of manpower and materials and the problem of time.

In order to solve the problem, the utility model provides a steam turbine oil fender installation adjusting device, including oil fender, fixed bolster, adjustment jackscrew, the rotor is worn to be equipped with at the center of oil fender, the last flange that is equipped with of oil fender, first screw hole has been seted up at the both ends of flange, the fixed bolster is the half cylinder, be equipped with the floor that extends to both ends on the fixed bolster, seted up on the floor with the second screw hole that first screw hole corresponds, oil keep off with the fixed bolster passes through bolted connection, set up the third screw hole on the lateral wall of fixed bolster, the downthehole installation of third screw the adjustment jackscrew.

The utility model provides a steam turbine oil keeps off installation adjusting device still has following technical characteristic:

further, a bolt penetrates through the first threaded hole and the second threaded hole, and the end of the bolt is connected with a nut.

Furthermore, a pressing plate is arranged between the nut and the fixing support, a through hole for the bolt to pass through is formed in the pressing plate, the through hole is located at two ends of the pressing plate, and a fourth threaded hole for the auxiliary jackscrew to pass through is formed in the middle of the pressing plate in a penetrating mode.

Furthermore, a gasket is arranged between the bolt and the fixing support, and a gasket is arranged between the nut and the pressing plate.

Furthermore, three third threaded holes are uniformly distributed in the fixing support.

Further, the surfaces of the adjusting jackscrew and the auxiliary jackscrew are quenched.

Further, threads in the third threaded hole and threads in the fourth threaded hole are coated with an anti-seizure agent.

The utility model discloses following beneficial effect has: a steam turbine oil retainer installation adjusting device comprises an oil retainer, a fixing support and an adjusting jackscrew, wherein a rotor is arranged in the center of the oil retainer in a penetrating mode, a flange is arranged on the oil retainer, first threaded holes are formed in two ends of the flange, the fixing support is semi-cylindrical, a rib plate extending towards two ends is arranged on the fixing support, a second threaded hole corresponding to the first threaded hole is formed in the rib plate, the oil retainer is connected with the fixing support through a bolt, a third threaded hole is formed in the side wall of the fixing support, the adjusting jackscrew is installed in the third threaded hole, the adjusting jackscrew is high in accuracy, and a required gap can be quickly achieved; the oil level is well fixed in the adjusting process, and the rework rate of installation and adjustment is greatly reduced.

Drawings

Fig. 1 is a front view of a steam turbine oil stop installation adjustment device according to an embodiment of the present invention;

fig. 2 is a top view of a steam turbine oil stop installation adjustment device according to an embodiment of the present invention;

fig. 3 is a left side view of the steam turbine oil stop installation adjusting device according to the embodiment of the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In one embodiment of the steam turbine oil stop installation adjustment device of the present invention as shown in figures 1 to 3, the installation and adjustment device for the oil shield of the steam turbine comprises an oil shield 1, a fixing support 2 and an adjustment jackscrew 3, wherein a rotor 4 is arranged in the center of the oil shield 1 in a penetrating way, a flange is arranged on the oil shield 1, first threaded holes are formed in two ends of the flange, the fixing support 2 is in a semi-cylindrical shape, a rib plate 5 extending towards the two ends is arranged on the fixing support 2, a second threaded hole corresponding to the first threaded hole is formed in the rib plate 5, the oil shield 1 is connected with the fixing support 2 through a bolt 6, a third threaded hole is formed in the side wall of the fixing support 2, the adjustment jackscrew 3 is arranged in the third threaded hole, and particularly, after the, the lower part and the left and right radial gaps of the oil gear 1 are adjusted by adjusting the three adjusting jackscrews 3 to reach a qualified range, and the accuracy of adjusting the jackscrews 3 is higher, so that the required gaps can be quickly reached.

The working process is as follows: after the oil gear 1 has the condition of being reinstalled, firstly cleaning a joint surface of the oil gear 1, uniformly coating a sealant with a sealing gasket, then initially positioning, horizontally placing a fixing support 2 on a middle split surface of the oil gear perpendicular to a central line of a shaft system, connecting the fixing support 2 with the left and right positions of the oil gear 1 by using a bolt 6, a gasket 7, a nut 61 and a pressing plate 8, fastening the bolt 6, adjusting the lower part and left and right radial gaps of the oil gear 1 by adjusting three adjusting jackscrews 3 to reach a qualified range, ensuring that the three adjusting jackscrews 3 are in a stressed state at the moment, radially fixing the oil gear 1, and finally gradually fastening the end face bolt of the oil gear 1 until the reinstalling of the oil gear is finished.

In one embodiment of the present application, preferably, the first threaded hole and the second threaded hole are provided with a bolt 6, and the end of the bolt 6 is connected with a nut 61, specifically, the bolt 61 connects the oil stop 1 and the fixing bracket 2.

In an embodiment of the present application, preferably, a pressing plate 8 is disposed between the nut 61 and the fixing bracket 2, a through hole for the bolt 6 to pass through is disposed on the pressing plate 8, the through hole is located at two ends of the pressing plate 8, and a fourth threaded hole for the auxiliary jackscrew 9 to pass through is disposed in the middle of the pressing plate 8, and specifically, in the fastening process, the auxiliary jackscrew 9 can prevent the fixing bracket 2 and the pressing plate 8 from being stressed to be deflected after the bolt 6 is fastened and connected.

In one embodiment of the present application, it is preferable to provide a gasket 7 between the bolt 6 and the fixing bracket 2, and provide the gasket 7 between the nut 61 and the pressure plate 8, and specifically, the gasket 7 is a mechanical seal between two objects, which is generally used to prevent the two objects from being subjected to pressure, corrosion, and natural expansion and contraction leakage of the pipeline, and since the surfaces of the bolt and the fixing bracket are machined surfaces, the machined surfaces are not perfect, and the irregularities can be filled by using the gasket.

In an embodiment of the present application, preferably, three third threaded holes are uniformly distributed on the fixing bracket 2, specifically, three adjusting jackscrews 3 are inserted into the three third threaded holes to respectively adjust the lower portion, left and right radial gaps of the oil stop 1 and reach a qualified range, and at this time, it is ensured that all the three adjusting jackscrews 3 are in a stressed state, so that the oil stop 1 is radially fixed.

In one embodiment of the present application, preferably, the surfaces of the adjusting jack 3 and the auxiliary jack 9 are subjected to quenching treatment, specifically, quenching can increase the hardness and wear resistance of the surface of the workpiece, and quenching the adjusting jack 3 and the auxiliary jack 9 can increase the hardness of the surfaces of the adjusting jack and the auxiliary jack and increase the number of times of repeated use of the adjusting jack and the auxiliary jack.

In an embodiment of the application, preferably, the threads in the third threaded hole and the fourth threaded hole are coated with an anti-seizure agent, specifically, the anti-seizure agent can prevent sintering, corrosion, rusting and abrasion of equipment parts under high-temperature working conditions, the anti-seizure agent is coated on the threads, the threads can be protected, and the service life of the threads is prolonged.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; also in the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (7)

1. The utility model provides a steam turbine oil keeps off installation adjusting device which characterized in that: including oil fender, fixed bolster, adjustment jackscrew, the rotor is worn to be equipped with at the center of oil fender, be equipped with the flange on the oil fender, first screw hole has been seted up at the both ends of flange, the fixed bolster is the semicircle column shape, be equipped with the floor that extends to both ends on the fixed bolster, set up on the floor with the second screw hole that first screw hole corresponds, the oil fender with the fixed bolster passes through bolted connection, set up the third screw hole on the lateral wall of fixed bolster, the downthehole installation of third screw hole the adjustment jackscrew.

2. The steam turbine oil dam installation adjustment device of claim 1, wherein: and bolts are arranged in the first threaded holes and the second threaded holes in a penetrating mode, and nuts are connected to the end portions of the bolts.

3. The steam turbine oil dam installation adjustment device of claim 2, wherein: the nut with be equipped with the clamp plate between the fixed bolster, be equipped with on the clamp plate and supply the through-hole that the bolt passed, the through-hole is located the both ends of clamp plate, wear to be equipped with the fourth screw hole that supplies supplementary jackscrew to pass in the middle of the clamp plate.

4. The steam turbine oil dam installation adjustment device of claim 3, wherein: and a gasket is arranged between the bolt and the fixed support, and a gasket is arranged between the nut and the pressing plate.

5. The steam turbine oil dam installation adjustment device of claim 1, wherein: and three third threaded holes are uniformly distributed in the fixed support.

6. The steam turbine oil dam installation adjustment device of claim 3, wherein: and the surfaces of the adjusting jackscrew and the auxiliary jackscrew are quenched.

7. The steam turbine oil dam installation adjustment device of claim 3, wherein: and the threads in the third threaded hole and the fourth threaded hole are coated with an anti-seizure agent.

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