CN216803352U

CN216803352U - Be applicable to petrochemical industry reactor internals net barrel section upset frock

Info

Publication number: CN216803352U
Application number: CN202220366273.8U
Authority: CN
Inventors: 商硕; 杨扬; 刘杰
Original assignee: Liaoning Yutong Petrochemical Machine And Instrument Co
Current assignee: Liaoning Yutong Petrochemical Machine And Instrument Co
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-06-24
Anticipated expiration: 2032-02-23

Abstract

The utility model relates to a tool for overturning a mesh cylinder section of an internal part of a petrochemical reactor. According to the tool for overturning the large-diameter thin-wall net drum, the deformation of the net drum in the overturning process is ensured without a complex internal supporting tool, and by using the tool, a crane steel wire rope does not directly act on the net drum, so that the overturned net drum is not deformed, the net drum is more convenient to overturn, the quality of the net drum is guaranteed, and the production efficiency is improved.

Description

Be applicable to petrochemical industry reactor internals net barrel section upset frock

Technical Field

The utility model belongs to the field of machining, and particularly relates to a net cylinder section turning tool for an internal part of a large petrochemical reactor.

Background

The diameter of the large internal workpiece of the petrochemical reactor is 2-6m, and the weight of the large internal workpiece can reach dozens of tons. The inner product is often required to be turned over in the production and processing process, so that the inner product is convenient to process by processing equipment. At present, an operator needs to overturn a large internal member net barrel section by using a crane, and a main tool is a steel wire rope. And large-scale work piece is because size and specification are big, and weight is heavy, and the work piece still need dock with equipment accurate positioning after the upset, and it is very difficult to adopt the hoist upset when processing and transportation, can't realize even, and artifical upset simultaneously consumes a large amount of man-hours, very big reduction production efficiency, and artifical upset is to workpiece surface product damage moreover, influences the quality of work piece, seriously can make the work piece scrap. Sometimes even the damage of the crane wire ropes threatens the safety of the workpieces, equipment and personnel.

The net barrel needs to be turned from a vertical type to a horizontal type in the welding production process, if the net barrel is turned by a steel wire rope of a crane only, the net barrel is deformed, and the net barrel assembly cannot be corrected due to the fact that the misalignment is out of tolerance, so that the special large-diameter thin-wall net barrel turning device is in urgent need of development and design.

Disclosure of Invention

Utility model purpose: the utility model provides a turnover tool for a mesh cylinder section of an internal part of a petrochemical reactor, which can conveniently, safely and reliably realize the turnover requirement of a product in the assembly process, and further provides guarantee for the smooth completion of the final assembly of the product on time.

The technical scheme is as follows:

the utility model provides a turn over frock suitable for petrochemical industry reactor internals net section of thick bamboo section, the upset body of this upset frock includes bracket assembly and frame subassembly, and bracket assembly and frame subassembly are connected perpendicularly, and bracket assembly and frame subassembly's intersect department passes through adapting unit hub connection with the support frame.

Further, the bracket assembly includes first frame girder, the bracket curb girder, the bracket founds the roof beam, the frame crossbeam, the bracket backup pad, two sets of first frame girder and bracket curb girder parallel arrangement, set up perpendicularly respectively on two second frame girders of frame assembly, found the roof beam through many brackets between first frame girder and the bracket curb girder and connect, connect through many frame crossbeams between two first frame girders, the bracket backup pad of symmetry fixed setting between the bracket founds the roof beam of frame crossbeam and both sides, the tip of first frame girder and second frame girder all is provided with the lug.

Further, the bracket supporting plate is of a right-angled triangle structure, two right-angled sides of the right-angled triangle are respectively fixed on the frame cross beam and the bracket vertical beam, and a bracket base plate is fixedly arranged on the hypotenuse of the right-angled triangle.

Furthermore, the frame assembly comprises second frame main beams, frame cross beams and frame base plates, the second frame main beams are connected through a plurality of frame cross beams, and the frame base plates are fixed on the frame cross beams.

Furthermore, the support frame comprises a support frame main beam, support frame cross beams, a first support column and a second support column, the support frame main beams are connected through a plurality of frame cross beams, the middle part of each support frame main beam is fixedly connected with a connecting part, and the two ends of each support frame main beam are respectively provided with the first support column and the second support column.

Furthermore, adapting unit includes connecting axle upper plate, connecting axle hypoplastron and connects the axis, and the connecting axle hypoplastron is connected through being connected the axis with the connecting axle upper plate, and the connecting axle hypoplastron welds on support frame girder, and the welding has the connecting axle reinforcing plate on the connecting axle upper plate, and the connecting axle reinforcing plate is connected with the nodical fixed connection of bracket assembly and frame subassembly.

The advantages and effects are as follows:

according to the technical problem that the net drum is easy to deform in the overturning process, the special overturning tool is provided in the utility model in order to solve the problem that proper tools and equipment are not available at present to realize overturning requirements in the assembling process, and guarantee is provided for smooth and timely completion of product assembly. Compared with the prior art, the large-diameter thin-wall net drum overturning device provided by the utility model has the advantages that the net drum is fixed through the flat hanging strip, and the net drum is overturned by 90 degrees by utilizing two crane hooks.

The turnover tool has the characteristics of simple structure, light machine body, convenience in operation, stable performance and the like. The overturning tool is an overturning tool for the large-caliber thin-wall net barrel, and does not need a complex internal supporting tool to ensure that deformation occurs in the overturning process of the net barrel, and because a steel wire rope of the crane does not directly act on the net barrel, the net barrel after overturning does not deform, so that the net barrel is overturned more conveniently, the quality of the net barrel is guaranteed, and the production efficiency is improved.

Drawings

FIG. 1 is a side view of a flipping tool (including an inner piece sample) according to the present invention;

FIG. 2 is a side view of the turning tool of the present invention;

FIG. 3 is a side view of the present invention turning tool without a pad;

FIG. 4 is a rear side view of the turnover fixture of the present invention without a backing plate;

fig. 5 is a schematic cross-sectional view of a connecting part of the turning tool of the utility model;

description of reference numerals:

1 turning body, 11 bracket components, 111 bracket backing plates, 112 bracket supporting plates, 113 bracket side beams, 114 bracket vertical beams, 115 first frame main beams, 116 frame cross beams, 12 frame components, 121 second frame main beams, 122 frame backing plates, 2 supporting frames, 21 supporting frame cross beams, 22 supporting frame main beams, 23 first supporting columns, 24 second supporting columns, 3 connecting parts, 31 connecting shaft lower plates, 32 connecting shaft upper plates, 33 connecting middle shafts, 34 connecting opening tips, 35 connecting check rings, 36 backing plates, 37 connecting reinforcing plates and 4 lifting lugs.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

the utility model provides a turning body 1 includes bracket assembly 11 and frame component 12, and bracket assembly 11 and frame component 12 are connected perpendicularly that is applicable to petrochemical reactor internals net section of thick bamboo section upset frock, this upset frock, and bracket assembly 11 and frame component 12's intersect department is connected through adapting unit 3 hub connections with support frame 2. Thereby being convenient for turning the internal part from vertical to horizontal.

Bracket assembly 11 includes first frame girder 115, bracket curb girder 113, bracket founds roof beam 114, frame cross beam 116, bracket backup pad 112, two sets of first frame girder 115 and bracket curb girder 113 parallel arrangement, set up perpendicularly respectively on two second frame girder 121 of frame assembly 12, connect through four bracket founds roof beam 114 between first frame girder 115 and the bracket curb girder 113, connection angle is 90, connect through many frame cross beams 116 between two first frame girder 115, every frame cross beam 116 is in the same horizontal plane with two bracket founds roof beam 114, the fixed bracket backup pad 112 that sets up of symmetry between the bracket founds roof beam 114 of frame cross beam 116 and both sides, the tip of first frame girder 115 and second frame girder 121 all is provided with lug 4. The bracket upright beams 114 and the frame cross beams 116 can not only support and reinforce the first frame main beams 115 and the bracket side beams 113 to support the petrochemical reactor large internals; and meanwhile, the bracket supporting plate 112 is also connected to adapt to the curved surface of the large internal part of the petrochemical reactor, so that the stability of the large internal part of the petrochemical reactor during 90-degree overturning is ensured, and the large internal part of the petrochemical reactor does not rotate. When the internal part is turned over by the crane, the internal part can be turned over for 90 degrees to be horizontal by only connecting the connecting lug 4 through the steel wire rope to drive the rotating bracket vertical beam 114 and the frame cross beam 116, so that the problems that the net drum is deformed and the net drum assembly cannot be corrected due to the error in the edge misalignment caused by the fact that the internal part is turned over by the steel wire rope of the crane only are solved.

The bracket support plate 112 is a stainless steel plate with a right-angled triangle structure, two right-angled sides of the right-angled triangle are respectively fixed on the frame cross beam 116 and the bracket vertical beam 114, and a bracket backing plate 111 is fixedly arranged on the hypotenuse side of the right-angled triangle. The inclined sides of the two groups of symmetrical triangles form a concave area which is propped against the bracket backing plates 111 on the two inclined sides when the large internal part of the petrochemical reactor is longitudinally arranged; when the large internal part workpiece of the petrochemical reactor is transversely placed, the bracket backing plates 111 on the two inclined edges play roles in supporting and limiting, and the cylindrical internal part is prevented from rolling when being transversely placed.

The frame assembly 12 includes a second frame main beam 121, a frame cross beam 116, and a frame tie plate 122, wherein the second frame main beam 121 is welded to the four frame cross beams 116 to form a 90 ° vertical right angle. The shaft end of the main beam is welded with the main beam 114 of the bracket of the turning body at the tail end into a whole; and the frame cross beam 116 is welded with the horizontal plane of the second main beam 121 of the bracket of the turnover body at the tail end into a whole. The second frame main beams 121 are connected through four frame cross beams 116, and frame base plates 122 are fixed on the frame cross beams 116. The outer ends of the two second frame main beams 121 are provided with lifting lugs 4.

The support frame 2 comprises support frame main beams 22, support frame cross beams 21, first support columns 23 and second support columns 24, the support frame main beams 22 are connected through the plurality of frame cross beams 21, connecting parts 3 are fixed in the middle of the support frame main beams 22, and the first support columns 23 and the second support columns 24 are arranged at the two ends of the support frame main beams 22 respectively. The first support column 23 is slightly higher than the second support column 24 in order to ensure that the internal piece is in a horizontal plane, with no angle of inclination, either when it is upright or when it is horizontal. Because the tool is a large tool and is not beneficial to integral forming, and in order to ensure the stability of the tool and the realizability of installation, the connecting part 3 can be welded on only one surface at the intersection point of the bracket component 11 and the frame component 12, and all beams and supporting columns are made of stainless steel H-shaped steel. In order to ensure the reliability of the connection, the face of the frame assembly 12 with the concave surface is selected to be buckled on the connecting shaft reinforcing plate 37 on the connecting shaft upper plate 32 in the embodiment and is fixedly welded.

The connecting part 3 comprises a connecting shaft upper plate 32, a connecting shaft lower plate 31, a connecting middle shaft 33, a backing plate 36 and a connecting shaft reinforcing plate 37, the connecting shaft lower plate 31 is connected with the connecting shaft upper plate 32 through the connecting middle shaft 33, the connecting shaft lower plate 31 is welded on the support frame framework main beam 22, the backing plate 36 and the connecting shaft reinforcing plate 37 are sequentially welded on the connecting shaft upper plate 32, and the connecting shaft reinforcing plate 37 is fixed with the intersection point of the bracket assembly 11 and the frame assembly 12. A connecting retainer ring 35 is arranged between the connecting shaft upper plate 32 and the connecting shaft lower plate 31; a connecting split pin 34 is arranged at the outlet of the connecting middle shaft 33, and a connecting retainer ring 35 is arranged between the connecting split pin 34 and the connecting middle shaft 33. The connecting retainer ring 35 can fill the gap between the connecting shaft lower plate 31 and the connecting split pin 34, and prevents the connecting middle shaft 33 from moving axially when rotating.

The using method comprises the following steps:

hoisting the reactor inner member product to the turnover tool by an operator, fixing the net barrel through the flat hanging strips, lifting the lifting hooks of the two cranes to the lifting lugs of the main beam of the turnover body frame through the two flat hanging strips, slowly starting the two cranes, turning the net barrel by 90 degrees without complex internal supporting tools, ensuring the deformation of the net barrel in the turning process, and improving the production efficiency because the steel wire rope of the crane does not directly act on the net barrel, so that the net barrel after turning is not deformed, the net barrel is more convenient to turn, the quality of the net barrel is kept, and the production efficiency is improved.

Claims

1. The utility model provides a be applicable to petrochemical industry reactor internals net barrel section upset frock which characterized in that: the turnover body (1) of the turnover tool comprises a bracket assembly (11) and a frame assembly (12), wherein the bracket assembly (11) and the frame assembly (12) are perpendicularly connected, and the intersection point of the bracket assembly (11) and the frame assembly (12) is connected with a support frame (2) through a connecting part (3) in a shaft mode.

2. The tool for overturning the mesh cylinder section of the petrochemical reactor internal part according to claim 1, wherein the tool comprises: bracket assembly (11) include first frame girder (115), bracket curb girder (113), bracket founds roof beam (114), frame cross beam (116), bracket backup pad (112), two sets of first frame girder (115) and bracket curb girder (113) parallel arrangement, set up respectively on two second frame girder (121) of frame subassembly (12) perpendicularly, found roof beam (114) through many brackets between first frame girder (115) and the bracket curb girder (113) and connect, connect through many frame cross beam (116) between two first frame girder (115), frame cross beam (116) and the bracket of both sides found roof beam (114) between the symmetry fixed bracket backup pad (112) that sets up, the tip of first frame girder (115) and second frame girder (121) all is provided with lug (4).

3. The tool for overturning the mesh cylinder section of the petrochemical reactor internal part according to claim 1, wherein the tool comprises: the bracket supporting plate (112) is of a right-angled triangle structure, two right-angled sides of the right-angled triangle are respectively fixed on the frame cross beam (116) and the bracket vertical beam (114), and a bracket backing plate (111) is fixedly arranged on the hypotenuse of the right-angled triangle.

4. The tool for overturning the mesh cylinder section of the petrochemical reactor internal part according to claim 1, wherein the tool comprises: the frame assembly (12) comprises second frame main beams (121), frame cross beams (116) and frame base plates (122), the second frame main beams (121) are connected through a plurality of frame cross beams (116), and the frame base plates (122) are fixed on the plurality of frame cross beams (116).

5. The tool for overturning the mesh cylinder section of the petrochemical reactor internal part according to claim 1, wherein the tool comprises: the support frame (2) comprises support frame main beams (22), support frame cross beams (21), first support columns (23) and second support columns (24), the support frame main beams (22) are connected through the plurality of frame cross beams (21), connecting parts (3) are fixed in the middle of the support frame main beams (22), and the two ends of each support frame main beam (22) are respectively provided with the first support columns (23) and the second support columns (24).

6. The tool for turning over the mesh cylinder section of the petrochemical reactor internals according to claim 1, wherein the tool comprises: the connecting part (3) comprises a connecting shaft upper plate (32), a connecting shaft lower plate (31) and a connecting middle shaft (33), the connecting shaft lower plate (31) is connected with the connecting shaft upper plate (32) through the connecting middle shaft (33), the connecting shaft lower plate (31) is welded on a main beam (22) of the support frame framework, a connecting shaft reinforcing plate (37) is welded on the connecting shaft upper plate (32), and the connecting shaft reinforcing plate (37) is fixedly connected with the intersection point of the bracket assembly (11) and the frame assembly (12).