CN216336289U

CN216336289U - Power turbine bearing box part lifting tool

Info

Publication number: CN216336289U
Application number: CN202122745192.7U
Authority: CN
Inventors: 王刚; 田永文; 王立伟; 胡玉华; 宋文强; 魏和强; 徐�明; 颜项波; 李远明
Original assignee: China Oil and Gas Pipeline Network Corp
Current assignee: China Oil and Gas Pipeline Network Corp
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-19
Anticipated expiration: 2031-11-10

Abstract

The utility model relates to the technical field of bearing maintenance tools, in particular to a power turbine bearing box part lifting tool which comprises a supporting rod, a lifting screw rod, a fixed cylinder, a lifting rod, a lifting tool and a fixed plate, wherein the middle part of the supporting rod is provided with a vertically through mounting hole, the upper part of the fixed cylinder is positioned in the mounting hole, the upper end of the fixed cylinder is provided with an outer edge of a seat at the upper side of the mounting hole, the inner side of the lower end of the fixed cylinder is connected with the lifting screw rod through threads, the lower end of the lifting screw rod is hinged with the lifting rod, the lifting tool convenient for lifting heavy objects is arranged on the lifting rod, the left end of the lifting rod is hinged with the fixed plate, and the left part of the fixed plate is provided with a vertically through first fixing hole. The lifting device has the advantages of reasonable and compact structure and convenience in use, the power turbine bearing box component is lifted by the lifting tool, the lifting screw rod is enabled to move upwards by rotating the fixing cylinder, the lifting screw rod drives the lifting rod, the lifting tool and the power turbine bearing box component to move upwards, and therefore the lifting device is convenient to overhaul, labor-saving, more stable, safe, labor-saving, simple, convenient and efficient.

Description

Power turbine bearing box part lifting tool

Technical Field

The utility model relates to the technical field of bearing maintenance tools, in particular to a lifting tool for a power turbine bearing box component.

Background

Siemens fires the key equipment that drives the unit is natural gas line and carries, when unit power turbine bearing box overhauls, because the space is narrow and small and be the hindrance of toper structure and thrust disc, great spare parts such as bearing box middle cover, inner cup, radial bearing subassembly, thrust bearing subassembly must rise certain height perpendicularly and just can shift out, generally adopt the manpower transport, bearing subassembly generally has temperature sensor, improper can cause probe or connecting wire to damage hard, and the manpower is moved and is slided very easily and cause personnel or part damage, waste time and energy because the great heavier manpower transport of part.

Disclosure of Invention

The utility model provides a power turbine bearing box part lifting tool, overcomes the defects in the prior art, and can effectively solve the problems that the lifting of the existing power turbine bearing box part requires manual transportation, and personnel or parts are damaged due to time and labor waste and easy slipping.

The technical scheme of the utility model is realized by the following measures: the utility model provides a power turbine bearing box part plays to rise instrument, including the bracing piece, play to rise the lead screw, the solid fixed cylinder, the jib, hoist and fixed plate, the mounting hole that link up from top to bottom is equipped with at the bracing piece middle part, gu fixed cylinder upper portion is located the mounting hole, gu the fixed cylinder upper end is equipped with the outer edge of seat at the mounting hole upside, gu fixed cylinder lower extreme inboard has the lead screw that plays to rise through threaded connection, it has the jib to play to rise the lead screw lower extreme articulated, be equipped with the hoist of being convenient for lift by crane the heavy object on the jib, the jib left end articulates there is the fixed plate, the fixed plate left part is equipped with the first fixed orifices that link up from top to bottom.

The following are further optimization or/and improvement of the technical scheme of the utility model:

the hanger comprises a mounting ring, a hanging plate, hanging rings, a base, a threaded mounting rod, an upper pin, a lower pin, a front connecting plate and a rear connecting plate, wherein the mounting ring is fixedly mounted on the outer side of the hanging rod, the lower end of the mounting ring is fixedly mounted with the hanging plate, the hanging plate is provided with a second fixing hole which is through from front to back, the front side and the rear side of the hanging plate are respectively provided with the front connecting plate and the rear connecting plate, the lower end of the front connecting plate and the lower end of the rear connecting plate are positioned below the front connecting plate and the rear connecting plate which correspond to the second fixing hole, the front fixing hole and the fourth fixing hole which are through from front to back are respectively arranged on the front connecting plate and the rear connecting plate, the rear end of the upper pin sequentially passes through the third fixing hole, the second fixing hole and the fourth fixing hole, the hanging rings are positioned below the front connecting plate and the rear connecting plate which correspond to the lower position of the mounting ring, the fifth fixing hole and the sixth fixing hole which are through from front to back are respectively arranged on the front connecting plate and the rear connecting plate and the front connecting plate and the rear connecting plate which correspond to the position of the hanging rings, the rear end of the lower pin penetrates through the fifth fixing hole, the lifting ring and the sixth fixing hole in sequence, the lower end of the lifting ring is fixedly provided with a base, and the middle of the lower side of the base is fixedly provided with a threaded mounting rod.

The utility model discloses a still can include left bearing assembly and right bearing assembly, the jib passes through threaded connection with the collar and is fixed together, the jib left end is articulated together with the fixed plate through left bearing assembly, left side bearing assembly includes left bearing, left shell and hinge bar, jib left end outside cover is equipped with left bearing, the left side bearing outside is equipped with left shell, left shell left side fixed mounting has the hinge bar, the fixed plate upper end is articulated together with the hinge bar through the round pin axle, it is articulated together with the jib through right bearing assembly to play to rise the lead screw lower extreme, right bearing assembly includes right bearing, right shell and installation ear, jib right part outside cover is equipped with right bearing, the right bearing outside is equipped with right shell, right shell upper end fixed mounting has the installation ear, it is articulated together through round pin axle and installation ear to play to rise the lead screw lower extreme.

The fixing plate further comprises a top plate and a jackscrew, the bottom of the left part of the fixing plate is fixedly provided with the top plate, at least one seventh fixing hole which is communicated with the left part and the right part is formed in the top plate at intervals, and the jackscrew is arranged in each seventh fixing hole.

The left part and the right part of the supporting plate can be respectively provided with a clamping groove with a downward opening and a front-back through.

The above-mentioned still can include the limiting plate, and the backup pad lower extreme fixed mounting that corresponds the fixed cylinder position has the limiting plate, is equipped with the spacing hole that link up from top to bottom on the limiting plate that corresponds the mounting hole position, and the fixed cylinder lower part is located spacing downthehole, and spacing downthehole diameter is less than fixed cylinder lower extreme external diameter.

The outer sides of the lower end of the fixed cylinder and the right end of the suspender can be both in an outer hexagon shape.

The lifting device has the advantages of reasonable and compact structure and convenience in use, the power turbine bearing box component is lifted by the lifting tool, the lifting screw rod is enabled to move upwards by rotating the fixing cylinder, the lifting screw rod drives the lifting rod, the lifting tool and the power turbine bearing box component to move upwards, and therefore the lifting device is convenient to overhaul, labor-saving, more stable, safe, labor-saving, simple, convenient and efficient.

Drawings

Fig. 1 is a schematic front view of the preferred embodiment of the present invention.

Fig. 2 is a partially sectional enlarged view of the support rod of fig. 1.

Fig. 3 is a left-view enlarged structure schematic diagram of the lifting appliance in fig. 1.

The codes in the figures are respectively: 1 is the bracing piece, 2 is for playing to rise the lead screw, 3 is a fixed cylinder, 4 is the jib, 5 is the fixed plate, 6 is the collar, 7 is the hanger plate, 8 is rings, 9 is the base, 10 is the screw thread installation pole, 11 is the upper pin, 12 is the lower pin, 13 is preceding connecting plate, 14 is the back connecting plate, 15 is left shell, 16 is the hinge bar, 17 is right shell, 18 is the roof, 19 is the jackscrew, 20 is the draw-in groove, 21 is the limiting plate.

Detailed Description

The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.

In the present invention, for convenience of description, the description of the relative positional relationship of the components is described according to the layout pattern of fig. 1 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.

The utility model is further described with reference to the following examples and figures:

as shown in the attached

drawings

1, 2 and 3, the power turbine bearing box part lifting tool comprises a supporting rod 1, a lifting screw rod 2, a fixing barrel 3, a lifting rod 4, a lifting tool and a fixing plate 5, wherein a mounting hole which is through from top to bottom is formed in the middle of the supporting rod 1, the upper portion of the fixing barrel 3 is located in the mounting hole, the upper end of the fixing barrel 3 is provided with an outer edge of a seat on the upper side of the mounting hole, the inner side of the lower end of the fixing barrel 3 is connected with the lifting screw rod 2 through threads, the lower end of the lifting screw rod 2 is hinged to a lifting rod 4, the lifting tool which is convenient for lifting heavy objects is arranged on the lifting rod 4, the left end of the lifting rod 4 is hinged to the fixing plate 5, and the left portion of the fixing plate 5 is provided with a first fixing hole which is through from top to bottom. When using, at first pass first fixed orifices through the bolt and fix fixed plate 5 in inner bearing case lid upper end, the part that will overhaul is fixed with the hoist, with 1 seat of bracing piece on power turbine rear portion support base 9, solid fixed cylinder 3 receives decurrent pulling force under the action of gravity of dead weight and maintenance part, rotate solid fixed cylinder 3 after that, it then relative solid fixed cylinder 3 rebound to play to rise lead screw 2, thereby drive jib 4, hoist and maintenance part play to rise, and then convenient to overhaul, it is more stable to rise when using manpower sparingly, avoid the manpower to move easy slippage and cause personnel or part damage, and the safety, labor saving, it is simple and convenient and efficient characteristics to have.

The power turbine bearing box component lifting tool can be further optimized or/and improved according to actual requirements:

as shown in the attached

drawings

1, 2 and 3, the lifting appliance comprises a mounting ring 6, a lifting plate 7, a lifting ring 8, a base 9, a threaded mounting rod 10, an upper pin 11, a lower pin 12, a front connecting plate 13 and a rear connecting plate 14, wherein the mounting ring 6 is fixedly mounted on the outer side of a lifting rod 4, the lifting plate 7 is fixedly mounted at the lower end of the mounting ring 6, a second fixing hole which is through from front to back is formed in the lifting plate 7, the front connecting plate 13 and the rear connecting plate 14, the lower ends of which are positioned below the front connecting plate and the rear connecting plate 14, which correspond to the position of the second fixing hole, are respectively provided with a third fixing hole and a fourth fixing hole which are through from front to back, the rear end of the upper pin 11 sequentially penetrates through the third fixing hole, the second fixing hole and the fourth fixing hole, the lifting ring 8, the lower end of which is positioned below the front connecting plate 13 and the rear connecting plate 14, which correspond to the position of the mounting ring 6, and the lifting ring 8, and the front connecting plate and the rear connecting plate, which correspond to the position of the lifting ring 8, are provided with a fifth fixing hole and a sixth fixing hole and a rear connecting plate which are through, respectively The rear end of the lower pin 12 sequentially penetrates through a fifth fixing hole, a hanging ring 8 and a sixth fixing hole, the lower end of the hanging ring 8 is fixedly provided with a base 9, and the middle of the lower side of the base 9 is fixedly provided with a threaded mounting rod 10.

When the lifting appliance is used, the threaded mounting rod 10 is screwed into the threaded hole in the corresponding position of the part to be overhauled, so that the part to be overhauled is connected with the lifting appliance, and two groups of front connecting plates 13 and rear connecting plates 14 which are different in length can be arranged according to the requirement due to the fact that the position of the part to be overhauled is different, and the part to be overhauled is long or short according to the requirement.

As shown in fig. 1, 2 and 3, the suspension rod device further comprises a left bearing assembly and a right bearing assembly, the suspension rod 4 is fixedly connected with the mounting ring 6 through threads, the left end of the suspension rod 4 is hinged with the fixing plate 5 through the left bearing assembly, the left bearing assembly comprises a left bearing, left side shell 15 and

hinge bar

16, 4 left end outside covers of jib are equipped with left bearing, the left bearing outside is equipped with

left shell

15, 15 left side fixed mounting of left side shell has

hinge bar

16, 5 upper ends of fixed plate are together articulated with hinge bar 16 through the round pin axle, it is together articulated with jib 4 through right bearing subassembly to play to rise 2 lower extremes of lead screw, right bearing subassembly includes right bearing, right side shell 17 and installation ear, 4 right part outside covers of jib are equipped with right bearing, the right bearing outside is equipped with

right shell

17, 17 upper end fixed mounting of right side shell has the installation ear, it is together articulated with the installation ear through the round pin axle to play to rise 2 lower extremes of lead screw. When using, because the interference of bearing box internals, the maintenance of not being convenient for not only needs to rise the part, probably still needs to move the part left or right, rotatory jib 4 right-hand member, collar 6 then moves left or right along jib 4, drives and treats the maintenance part and shifts out, and shift position is convenient for control, but the easy access need not the manpower transport, and is safer high-efficient.

As shown in fig. 1, 2 and 3, the fixing device further comprises a top plate 18 and a jackscrew 19, the top plate 18 is fixedly mounted on the lower side of the left portion of the fixing plate 5, at least one seventh fixing hole which is through from left to right is formed in the top plate 18 at a front-back interval, and the jackscrew 19 is arranged in each seventh fixing hole. When the bearing box is used, the top plate 18 and the jackscrew 19 are arranged to be propped against the side face of the inner bearing box cover, so that the bearing box is more stable.

As shown in fig. 1, 2 and 3, the left and right parts of the supporting plate are respectively provided with a slot 20 with a downward opening and a front-back through. When the support rod is used, the two sides of the support plate can be clamped in the holes in the support base 9 at the rear part of the power turbine through the arrangement, and the support rod 1 is more stable during operation.

As shown in fig. 1, 2 and 3, the fixing device further comprises a limiting plate 21, the lower end of the supporting plate corresponding to the position of the fixing cylinder 3 is fixedly provided with the limiting plate 21, the limiting plate 21 corresponding to the position of the mounting hole is provided with a limiting hole which is through from top to bottom, the lower part of the fixing cylinder 3 is located in the limiting hole, and the inner diameter of the limiting hole is smaller than the outer diameter of the lower end of the fixing cylinder 3. When the fixing device is used, the lower end of the fixing barrel 3 is limited by the limiting plate 21, and the lower end of the fixing barrel 3 is prevented from being separated from the mounting hole.

As shown in the attached figures 1, 2 and 3, the outer side of the lower end of the fixed cylinder 3 and the outer side of the right end of the suspender 4 are both in an outer hexagon shape. When the tool is used, the existing tool can be conveniently used to rotate the fixed cylinder 3 and the suspender 4 through the arrangement, and the tool is more convenient and labor-saving.

The above technical features constitute the best embodiment of the present invention, which has strong adaptability and best implementation effect, and unnecessary technical features can be increased or decreased according to actual needs to meet the requirements of different situations.

Claims

1. The utility model provides a power turbine bearing box part plays to rise instrument, a serial communication port includes the bracing piece, play to rise the lead screw, a fixed cylinder, the jib, hoist and fixed plate, the mounting hole that link up about the bracing piece middle part is equipped with, a fixed cylinder upper portion is located the mounting hole, a fixed cylinder upper end is equipped with the outer edge of seat at the mounting hole upside, a fixed cylinder lower extreme inboard has the lead screw that plays to rise through threaded connection, it has the jib to play to rise the articulated lead screw lower extreme, be equipped with the hoist that is convenient for lift by crane the heavy object on the jib, the jib left end articulates there is the fixed plate, the fixed plate left part is equipped with the first fixed orifices that link up from top to bottom.

2. The power turbine bearing housing part lifting tool according to claim 1, wherein the lifting tool comprises a mounting ring, a lifting plate, a lifting ring, a base, a threaded mounting rod, an upper pin, a lower pin, a front connecting plate and a rear connecting plate, the mounting ring is fixedly mounted on the outer side of the lifting rod, the lower end of the mounting ring is fixedly mounted with the lifting plate, the lifting plate is provided with a second fixing hole which is through from front to back, the front side and the rear side of the lifting plate are respectively provided with the front connecting plate and the rear connecting plate, the lower end of the front connecting plate and the lower end of the rear connecting plate are located below the front connecting plate and the rear connecting plate, which correspond to the second fixing hole, are respectively provided with a third fixing hole and a fourth fixing hole which are through from front to back, the rear end of the upper pin sequentially passes through the third fixing hole, the second fixing hole and the fourth fixing hole, the lifting ring is located below the front connecting plate and the rear connecting plate, which correspond to the lower position of the mounting ring, are respectively provided with a fifth fixing hole and a sixth fixing hole which are through from front to back, the rear end of the lower pin penetrates through the fifth fixing hole, the lifting ring and the sixth fixing hole in sequence, the lower end of the lifting ring is fixedly provided with a base, and the middle of the lower side of the base is fixedly provided with a threaded mounting rod.

3. The power turbine bearing housing part lifting tool as claimed in claim 2, further comprising a left bearing assembly and a right bearing assembly, wherein the boom is fixedly connected to the mounting ring by a screw, the left end of the boom is hinged to the fixing plate by the left bearing assembly, the left bearing assembly comprises a left bearing, a left housing and a hinge rod, the left bearing is sleeved on the outer side of the left end of the boom, the left housing is provided on the outer side of the left bearing, the hinge rod is fixedly mounted on the left side of the left housing, the upper end of the fixing plate is hinged to the hinge rod by a pin shaft, the lower end of the lifting screw is hinged to the boom by the right bearing assembly, the right bearing assembly comprises a right bearing, the lifting rod comprises a right shell and a mounting lug, a right bearing is sleeved outside the right part of the lifting rod, a right shell is arranged outside the right bearing, the mounting lug is fixedly mounted at the upper end of the right shell, and the lower end of the lifting screw rod is hinged with the mounting lug through a pin shaft.

4. The power turbine bearing housing component lifting tool as claimed in claim 1, 2 or 3, further comprising a top plate and a jackscrew, wherein the top plate is fixedly mounted on the lower side of the left portion of the fixing plate, at least one seventh fixing hole penetrating left and right is formed in the top plate at a front-rear interval, and the jackscrew is arranged in each seventh fixing hole.

5. The power turbine bearing housing component lifting tool as claimed in claim 1, 2 or 3, wherein the left and right portions of the support plate are respectively provided with a slot having a downward opening and penetrating forward and backward.

6. The power turbine bearing housing component lifting tool as claimed in claim 4, wherein the left and right portions of the support plate are respectively provided with a slot having a downward opening and a front-rear through-going opening.

7. The power turbine bearing box part lifting tool according to claim 1, 2, 3 or 6, further comprising a limiting plate, wherein the lower end of the supporting plate corresponding to the position of the fixed cylinder is fixedly provided with the limiting plate, the limiting plate corresponding to the position of the mounting hole is provided with a limiting hole which is through up and down, the lower part of the fixed cylinder is positioned in the limiting hole, and the inner diameter of the limiting hole is smaller than the outer diameter of the lower end of the fixed cylinder.

8. The power turbine bearing box part lifting tool of claim 4, further comprising a limiting plate, wherein the lower end of the supporting plate corresponding to the position of the fixing cylinder is fixedly provided with the limiting plate, the limiting plate corresponding to the position of the mounting hole is provided with a limiting hole which is through up and down, the lower part of the fixing cylinder is positioned in the limiting hole, and the inner diameter of the limiting hole is smaller than the outer diameter of the lower end of the fixing cylinder.

9. The power turbine bearing box part lifting tool of claim 5, further comprising a limiting plate, wherein the lower end of the supporting plate corresponding to the position of the fixing cylinder is fixedly provided with the limiting plate, the limiting plate corresponding to the position of the mounting hole is provided with a limiting hole which is communicated up and down, the lower part of the fixing cylinder is positioned in the limiting hole, and the inner diameter of the limiting hole is smaller than the outer diameter of the lower end of the fixing cylinder.

10. The power turbine bearing housing component lifting tool as claimed in claim 1, 2, 3, 6, 8 or 9, wherein the outer sides of the lower end of the fixed cylinder and the right end of the hanger rod are both in the shape of an external hexagon.