CN216336102U

CN216336102U - Ultra-large type barrel lifting tool

Info

Publication number: CN216336102U
Application number: CN202122530466.0U
Authority: CN
Inventors: 王云飞; 张保宇; 胡辉伦
Original assignee: HEFEI ZIKING STEEL PIPE CO LTD
Current assignee: HEFEI ZIKING STEEL PIPE CO LTD
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-04-19
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses an ultra-large barrel lifting tool which comprises a bearing pipe, wherein main lifting lugs are symmetrically and fixedly connected to positions, close to two ends, of the top of the bearing pipe, the front side and the rear side of the bearing pipe are fixedly connected with a plurality of lower lifting lugs, a supporting device is arranged at the top of the bearing pipe, two lifting lugs are arranged at positions, close to the front side and the rear side, of the bottom of the supporting device, and the two lifting lugs on the front side and the two lifting lugs on the rear side are fixedly connected with the front side and the rear side of the bearing pipe respectively. According to the utility model, the bearing pipe is arranged, after the bearing pipe is inserted into the barrel, the two main lifting lugs of the bearing pipe are respectively connected with the hooks of the two bridge cranes through the ropes, and then the two bridge cranes synchronously lift the bearing pipe, so that the lifting operation of the ultra-large barrel is realized, and because a large truck crane or a crawler crane is not used for lifting, the occupation of workshop resources is reduced, and the cost is reduced.

Description

Ultra-large type barrel lifting tool

Technical Field

The utility model relates to the field of production of ultra-large cylinders, in particular to a hoisting device in an ultra-large cylinder production process.

Background

The cylinder is used for providing pressure bearing space required by the process, is one of the most main pressure bearing elements of the pressure vessel, and the inner diameter and the volume of the cylinder are often determined by process calculation. Of which cylindrical barrels (i.e., cylinders) and spherical barrels are the most commonly used barrel structures in engineering.

The conventional ultra-large cylinder is generally large in diameter (for example, a cylinder with the diameter of phi 11500mm, the length of the cylinder is 4m, the wall thickness is 60mm, the self weight is 68t, the maximum lifting capacity of a single bridge crane in a workshop is 63 t), the maximum lifting capacity of the bridge crane in most workshops is exceeded, and the requirement of double-bridge type combined lifting cannot be met due to the short length of the cylinder (for example, the minimum distance between main hooks of the two bridge cranes in the workshop is 7.5 m). This just leads to this type of super large type barrel to carry out the group to carry out the lifting and handling difficulty when lengthening, need with the help of large truck crane or crawler crane to carry out the jack-up, and this mode occupies workshop resource more, and efficiency is lower, the cost is higher and can't guarantee not to influence the local ovality of barrel when lifting by crane.

Therefore, it is necessary to provide an ultra-large cylinder lifting tool to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model provides an ultra-large cylinder lifting tool to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a super-large type barrel lifts by crane frock, includes the bearing pipe, the position symmetry that the top of bearing pipe is close to both ends has linked firmly main lug, the side all has linked firmly a plurality of lower part lugs around the bearing pipe, the top of bearing pipe is equipped with the actuator, the position that the actuator bottom is close to the front and back side all is equipped with two jack-up lugs, and just two jack-up lugs that are located the front side link firmly with the front and back side of bearing pipe respectively with two jack-up lugs that are located the rear side.

Furthermore, the supporting device comprises a plurality of arc plates, an inserting rod is arranged between every two adjacent arc plates, one end of the inserting rod is fixedly connected with one of the arc plates, the other end of the inserting rod is slidably inserted into the other arc plate opposite to the inserting rod, two sliding blocks are symmetrically and fixedly connected to the bottoms of the arc plates along the front and back directions, the tops of the bearing pipes at the corresponding positions of the bottoms of the sliding blocks close to the rear side of the bearing pipe are penetrated through to form the same limiting hole, the bottoms of the sliding blocks are located in the bearing pipe through the limiting holes, the sliding blocks are penetrated through the strip holes along the two sides of the sliding blocks, the same sliding rod is inserted into the strip holes in the sliding blocks close to the rear side of the bearing pipe, and the two ends of the sliding rod are fixedly connected with the inner walls at the two ends of the bearing pipe respectively.

Furthermore, the bottom of arc has linked firmly the support column, the bottom of support column slides and pegs graft there is the movable block, be connected with a plurality of springs between movable block top and the support column inside, it is a plurality of the bottom of slider is equipped with same backup pad, the backup pad all around links firmly with bearing pipe inner wall all around respectively.

Further, the ball is installed to the bottom of movable block, and the ball can contact with bearing pipe top all the time, the biggest flexible volume of movable block is equal to the distance of slider bottom to backup pad top.

Furthermore, two rollers are mounted on the front side and the rear side of the bearing pipe, the bottoms of the rollers are lower than the bottom of the bearing pipe, and the rollers correspond to the area where the supporting device is located.

Furthermore, the tops of the arc-shaped plate and the supporting plate are fixedly connected with non-slip mats, and the non-slip mats are made of wear-resistant rubber.

Furthermore, the area of the bottom of the sliding block is larger than that of the top of the sliding block, and the bottom of the sliding block is provided with an anti-skid protrusion perpendicular to the direction of the sliding rod.

The utility model has the technical effects and advantages that:

1. according to the utility model, the bearing pipe is arranged, after the bearing pipe is inserted into the barrel, the two main lifting lugs of the bearing pipe are respectively connected with the hooks of the two bridge cranes through the ropes, and then the two bridge cranes synchronously lift the bearing pipe, so that the lifting operation of the ultra-large barrel is realized, and because a large truck crane or a crawler crane is not used for lifting, the occupation of workshop resources is reduced, and the cost is reduced;

2. according to the utility model, the arc plates are arranged, because the lengths of the cylinders are different, when the cylinders with different lengths need to be hoisted, the arc plates at the two ends are pulled firstly, so that the arc plates can move to the positions at the two ends of the bearing pipe, when the pulled arc plates and the adjacent arc plates reach the maximum distance, the adjacent arc plates move together with the pulled arc plates under the driving of the inserted rods, and when the sum of the lengths covered by all the arc plates is matched with the length of the cylinder, the arc plates are stopped being pulled, and in the subsequent hoisting process, the cylinder can be well supported by the arc plates, so that the local ellipticity of the cylinder is ensured;

3. according to the utility model, the supporting plate is arranged, in the hoisting process, when the arc-shaped plate is contacted with the inner wall of the top of the barrel, the movable block is pressed to contract inwards the supporting column due to the extrusion of the arc-shaped plate, the spring starts to contract under the extrusion of the movable block, and along with the continuous contraction of the movable block, when the bottom of the sliding block is contacted with the supporting plate, the sliding block is closely attached with the anti-skid pad at the top of the supporting plate through the anti-skid protrusions at the bottom of the sliding block, so that the position of the arc-shaped plate is locked, and further, the arc-shaped plate and the barrel are prevented from inclining due to different hoisting amplitudes of the two bridge cranes in the hoisting process.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1 according to the present invention;

FIG. 3 is a side sectional view of the present invention;

FIG. 4 is an enlarged view of the portion B of FIG. 3 according to the present invention.

In the figure: 1. a load bearing tube; 2. a main lifting lug; 3. a lower lifting lug; 4. a holding device; 41. an arc-shaped plate; 42. inserting a rod; 43. a slider; 44. a strip-shaped hole; 45. a slide bar; 5. hoisting lifting lugs; 6. a support pillar; 7. a movable block; 8. a spring; 9. a support plate; 10. a ball bearing; 11. a roller; 12. a non-slip mat.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides an ultra-large barrel lifting tool shown in figures 1-4, which comprises a bearing pipe 1, wherein two rollers 11 are respectively arranged on the front side and the rear side of the bearing pipe 1, main lifting lugs 2 are symmetrically and fixedly connected to positions, close to two ends, of the top of the bearing pipe 1, a plurality of lower lifting lugs 3 are fixedly connected to the front side and the rear side of the bearing pipe 1, a supporting device 4 is arranged on the top of the bearing pipe 1, two lifting lugs 5 are respectively arranged on positions, close to the front side and the rear side, of the bottom of the supporting device 4, the two lifting lugs 5 on the front side and the two lifting lugs 5 on the rear side are respectively and fixedly connected with the front side and the rear side of the bearing pipe 1, the bottom of each roller 11 is lower than the bottom of the bearing pipe 1, and the rollers 11 correspond to the region where the supporting device 4 is located;

before hoisting, the length of the supporting device 4 is adjusted according to the length of the cylinder body so as to enable the supporting device to better support the cylinder body, then a hook on a single bridge crane is connected with a hoisting lug 5 on the bearing pipe 1 through a rope and hoists the bearing pipe 1, then one end of the bearing pipe 1 is inserted into the cylinder body under the hoisting action of the bridge crane, when the bearing pipe 1 passes through the cylinder body and two main lugs 2 at the top of the bearing pipe are respectively positioned at two ends outside the cylinder body, the rope is taken down from the hoisting lug 5 and connected with one main lug 2, then the other main lug 2 is connected with a hook of the other bridge crane through another rope, and the bearing pipe 1 is pulled under the hoisting action of the bridge crane to move along the inside of the cylinder body under the support of the idler wheels 11, so as to adjust the position of the supporting device 4, after the bearing pipe 1 is adjusted to a proper position, the two bridge cranes synchronously lift the bearing pipe 1, in the process, when the supporting device 4 is in contact with the inner wall of the top of the cylinder, the cylinder is lifted under the matching action of the supporting device 4 and the bearing pipe 1, so that the lifting operation of the ultra-large cylinder is realized, because a large truck crane or a crawler crane is not used for lifting, the occupation of workshop resources is reduced, the cost is reduced, and simultaneously because of the action of the supporting device 4, the supporting device 4 can better support the inner wall of the cylinder in the lifting process, so that the local ovality of the cylinder is ensured;

through being equipped with lower part lug 3, at the in-process of hoist and mount barrel, can also be connected the couple of lower part lug 3 and bridge crane of bearing pipe 1 through with the rope to promote the stability of barrel in-process of lifting by crane.

As shown in fig. 1-3, the supporting device 4 includes a plurality of arc plates 41, an inserting rod 42 is disposed between two adjacent arc plates 41, one end of the inserting rod 42 is fixedly connected to one of the arc plates 41, the other end of the inserting rod 42 is slidably inserted into the other arc plate 41 opposite to the inserting rod, the bottom of the arc plate 41 is symmetrically and fixedly connected to two sliding blocks 43 along the front-back direction, wherein the top of the bearing tube 1 at the corresponding position of the bottom of the sliding blocks 43 close to the rear side of the bearing tube 1 is penetrated with a same limiting hole, the bottom of the sliding block 43 is located inside the bearing tube 1 through the limiting hole, the sliding block 43 is penetrated with strip holes 44 along the two side directions, and the strip holes 44 on the sliding blocks 43 close to the rear side of the bearing tube 1 are inserted with a same sliding rod 45, the two ends of the sliding rod 45 are respectively fixedly connected to the inner walls at the two ends of the bearing tube 1, the bottom area of the sliding block 43 is larger than the top area thereof, and the bottom of the slide block 43 is provided with an antiskid projection vertical to the direction of the slide rod 45;

because the length of barrel has the difference, when the barrel of different length needs to be hoisted, the arc 41 that is located both ends is pulled earlier, thereby make it can be to the position motion at bearing pipe 1 both ends, in this process, the slider 43 of arc 41 bottom slides along slide bar 45 under the drive of arc 41, with the continuation of arc 41 being pulled, when the arc 41 that is pulled reaches the maximum distance with adjacent arc 41, adjacent arc 41 moves along with the arc 41 that is pulled under the drive of inserted bar 42, until the sum of the length that all arcs 41 covered matches with the length of barrel, stop pulling arc 41, in follow-up hoist and mount in-process, a plurality of arcs 41 just can be fine support the barrel, and then the local ovality of barrel has been guaranteed.

As shown in fig. 1, 3 and 4, a support column 6 is fixedly connected to the bottom of an arc-shaped plate 41, a movable block 7 is inserted into the bottom of the support column 6 in a sliding manner, a plurality of springs 8 are connected between the top of the movable block 7 and the inside of the support column 6, a same support plate 9 is arranged at the bottoms of a plurality of sliding blocks 43, the periphery of the support plate 9 is fixedly connected with the peripheral inner wall of a bearing pipe 1, balls 10 are mounted at the bottom of the movable block 7, the balls 10 can be always in contact with the top of the bearing pipe 1, the maximum expansion amount of the movable block 7 is equal to the distance from the bottom of the sliding block 43 to the top of the support plate 9, anti-skid pads 12 are fixedly connected to the tops of the arc-shaped plate 41 and the support plate 9, and the anti-skid pads 12 are made of wear-resistant rubber;

in the hoisting process, when the arc plate 41 is in contact with the inner wall of the top of the cylinder, the arc plate 41 presses the movable block 7 to contract inwards the support column 6 due to extrusion, the spring 8 starts to contract under the extrusion of the movable block 7, and along with the continuous contraction of the movable block 7, when the bottom of the slide block 43 is in contact with the support plate 9, the slide block 43 is tightly attached to the anti-skid pad 12 at the top of the support plate 9 through the anti-skid protrusions at the bottom of the slide block 43, so that the position of the arc plate 41 is locked, and further, the arc plate 41 and the cylinder are prevented from inclining due to different hoisting amplitudes of two bridge cranes in the hoisting process;

in addition, after the sliding block 43 and the supporting plate 9 are tightly squeezed, the movable block 7 just retracts into the supporting column 6 completely, and at the moment, the supporting column 6 can be in contact with the top of the bearing pipe 1, so that the arc-shaped plate 41 is better supported.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a super large-scale barrel lifts by crane frock, includes bearing pipe (1), its characterized in that: the position symmetry that the top of bearing pipe (1) is close to both ends has linked firmly main lug (2), the side all has linked firmly a plurality of lower part lugs (3) around bearing pipe (1), the top of bearing pipe (1) is equipped with holds in the palm moving device (4), the position that holds in the palm moving device (4) bottom is close to the front and back side all is equipped with two jack-up lugs (5), and just two jack-up lugs (5) that are located the front side link firmly with the front and back side of bearing pipe (1) respectively with two jack-up lugs (5) that are located the rear side.

2. The ultra-large cylinder lifting tool according to claim 1, characterized in that: the supporting device (4) comprises a plurality of arc-shaped plates (41), an inserting rod (42) is arranged between two adjacent arc-shaped plates (41), one end of the inserting rod (42) is fixedly connected with one arc-shaped plate (41), the other end of the inserting rod (42) is inserted in the other arc-shaped plate (41) opposite to the inserting rod in a sliding manner, the bottoms of the arc-shaped plates (41) are symmetrically and fixedly connected with two sliding blocks (43) along the front-back direction, the tops of the bearing pipes (1) at the corresponding positions of the bottoms of the sliding blocks (43) close to the rear side of the bearing pipe (1) are provided with the same limiting hole in a penetrating manner, the bottoms of the sliding blocks (43) are positioned in the bearing pipe (1) through the limiting holes, the sliding blocks (43) are provided with strip-shaped holes (44) in a penetrating manner along the directions of the two sides, and the same sliding rod (45) is inserted in the strip-shaped holes (44) on the sliding blocks (43) close to the rear side of the bearing pipe (1), and two ends of the sliding rod (45) are fixedly connected with the inner walls of the two ends of the bearing pipe (1) respectively.

3. The ultra-large cylinder lifting tool according to claim 2, characterized in that: the bottom of arc (41) has linked firmly support column (6), the bottom of support column (6) is slided to peg graft and is had movable block (7), be connected with a plurality of springs (8) between movable block (7) top and support column (6) inside, it is a plurality of the bottom of slider (43) is equipped with same backup pad (9), the backup pad (9) all around link firmly with bearing pipe (1) inner wall all around respectively.

4. The ultra-large cylinder lifting tool according to claim 3, characterized in that: ball (10) are installed to the bottom of movable block (7), and ball (10) can be all the time with bearing pipe (1) top contact, the biggest flexible volume of movable block (7) equals slider (43) bottom to the distance at backup pad (9) top.

5. The ultra-large cylinder lifting tool according to claim 4, characterized in that: two rollers (11) are installed on the front side and the rear side of the bearing pipe (1), the bottom of each roller (11) is lower than the bottom of the bearing pipe (1), and the roller (11) corresponds to the area where the supporting device (4) is located.

6. The ultra-large cylinder lifting tool according to claim 4, characterized in that: the top of arc board (41) and backup pad (9) all links firmly slipmat (12), slipmat (12) are wear-resisting rubber material.

7. The ultra-large cylinder lifting tool according to claim 4, characterized in that: the area of the bottom of the sliding block (43) is larger than that of the top of the sliding block, and the bottom of the sliding block (43) is provided with an anti-skid projection perpendicular to the direction of the sliding rod (45).