CN211226026U - Lifting appliance for lifting ship heating coil unit - Google Patents
Lifting appliance for lifting ship heating coil unit Download PDFInfo
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- CN211226026U CN211226026U CN201921860747.9U CN201921860747U CN211226026U CN 211226026 U CN211226026 U CN 211226026U CN 201921860747 U CN201921860747 U CN 201921860747U CN 211226026 U CN211226026 U CN 211226026U
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- heating coil
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- longitudinal sliding
- sliding rod
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Abstract
The utility model discloses a lifting appliance for lifting a heating coil unit of a ship, which comprises a group of transverse hanging rods arranged in parallel, a plurality of longitudinal sliding rods arranged perpendicular to the transverse hanging rods are arranged between the two transverse hanging rods, and a plurality of heating coil chucks are lifted on each longitudinal sliding rod; the transverse suspender comprises a transverse steel groove, and two ends of the transverse steel groove are respectively provided with a group of locking mechanisms; the longitudinal sliding rod comprises a group of large and small diameter sleeves which can stretch out and draw back, two ends of the longitudinal sliding rod are respectively provided with a sealing plate sliding block, and the sealing plate sliding blocks are clamped in the transverse steel grooves. When the lifting device is used, the length of the longitudinal sliding rod can be adjusted, and the lifting device is suitable for lifting heating coil units with different lengths; the distance between the longitudinal sliding rods can be adjusted, and the heating coil is suitable for irregular distances among the heating coils. The utility model has the advantages of simple structure, the installation of being convenient for is dismantled, is applicable to the heating coil without the specification, and application range is extensive.
Description
Technical Field
The utility model mainly relates to the technical field of shipbuilding industry, in particular to a hoist that is used for boats and ships heating coil unit to hoist especially relates to a general hoist.
Background
At present, a large amount of heating coils made of carbon steel or a special material (stainless steel or duplex stainless steel plate) are used in oil tanks of ships such as bulk carriers, container ships, oil tankers, and chemical ships under construction in shipyards. Under the modern shipbuilding mode requirement based on the outfitting process forward movement, a heating coil unit is generally assembled by a heating coil installed on a ship in a workshop. Because the shipyard is not equipped with a special heating coil unit lifting appliance, and the pipe wall of the heating coil is thin, the coil is easy to deform and even damage the heating coil when the non-special lifting appliance is used for lifting, and further the construction cost of the shipyard is increased and the period is prolonged.
1. The hoisting process of the conventional heating coil comprises the following steps:
(1) assembling the heating coils into a tubing unit;
(2) manufacturing or using a non-universal type lifting appliance for lifting the heating coil unit;
(3) manufacturing a lifting appliance, in particular a stainless steel and duplex stainless steel clamp, which is made of the same material as the heating coil to be lifted;
(4) and clamping the clamp on the heating coil unit, and hoisting the unit to a corresponding position through a lifting appliance.
2. The conventional hoisting process has the following disadvantages:
(1) because the pipe wall of the heating coil is thin, the heating coil unit is hoisted by a special hoisting tool, so that the heating coil is easy to distort;
(2) when the heating coil unit is hoisted, clamps of the coil are unreasonably and unevenly distributed, so that local stress of the heating coil is concentrated, and the coil is distorted and deformed;
(3) the coil pipe clamp has no universality, and can not realize the universality between common carbon steel and special materials;
(4) heating coil pipe of special material like stainless steel, diphase stainless iron can not use the firer to correct after warping, can only change the coil pipe, has increased the construction cost of shipyard.
Disclosure of Invention
The utility model provides a to above-mentioned problem, a hoist for hoist and mount of boats and ships heating coil unit is provided, can be fit for the heating coil of different specification shape systems, reduces deformation or the damage problem of heating coil unit hoist and mount in-process.
The purpose of the utility model can be realized by the following technical scheme: a lifting appliance for lifting a heating coil unit of a ship is characterized by comprising a group of transverse lifting rods arranged in parallel, a plurality of longitudinal sliding rods arranged perpendicular to the transverse lifting rods are arranged between the two transverse lifting rods, and a plurality of heating coil chucks are lifted on each longitudinal sliding rod; the transverse suspender comprises a transverse steel groove, and two ends of the transverse steel groove are respectively provided with a group of locking mechanisms for controlling the tightness of the notch of the transverse steel groove; the longitudinal sliding rod comprises a group of large and small diameter sleeves which can stretch out and draw back, two ends of the longitudinal sliding rod are respectively provided with a sealing plate sliding block, and the sealing plate sliding blocks are clamped in the transverse steel grooves.
Preferably, the heating coil clamping head comprises a clamping piece and a hasp connected with the clamping piece, the clamping piece is slidably connected with the longitudinal sliding rod through the hasp, a rubber gasket is attached to the inner wall of the clamping piece, and a connecting bolt and a connecting nut are arranged at the end part of the clamping piece.
Furthermore, the large-diameter sleeve and the small-diameter sleeve are made of carbon steel pipes, the pipe diameter difference of the large-diameter sleeve and the small-diameter sleeve is 6-12mm, the end, connected with the small-diameter sleeve, of the large-diameter sleeve is provided with a folded edge which is inward closed, the end, connected with the large-diameter sleeve, of the small-diameter sleeve is provided with an outward expanded folded edge, and the sealing plate sliding block is made of carbon steel plates.
Compared with the prior art, the technical scheme of the utility model except whole technical scheme's improvement, still include the improvement in the aspect of many details, particularly, have following beneficial effect:
1. improved scheme, the commonality strong. When the lifting device is used, the length of the longitudinal sliding rod can be adjusted, and the lifting device is suitable for lifting heating coil units with different lengths; the distance between the longitudinal sliding rods can be adjusted, and the heating coil is suitable for irregular distances among the heating coils; the clamping head is provided with a rubber gasket and is suitable for hoisting heating coil units made of different materials; the width of the chuck can be adjusted, and the clamping device is suitable for hoisting heating coil units with different pipe diameters.
2. The structure of the utility model can effectively protect the heating coil unit. When the lifting appliance is used for lifting, the heating coil is uniformly stressed, and cannot be deformed or damaged due to overlarge local stress. Rubber is attached to the inside of the clamping head, so that direct contact between metals is avoided, and the surface of the heating coil can be effectively protected.
3. The utility model discloses a hoist is convenient for store. The lifting appliance can be disassembled, and can be disassembled for storage when not in use, so that more storage space is not occupied.
4. The utility model has the advantages of simple structure, the installation of being convenient for is dismantled, is applicable to the heating coil without the specification, and application range is extensive, facilitate promotion and utilization.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a schematic structural diagram of an embodiment of the present invention.
Fig. 3 is a schematic structural view of the transverse boom of the present invention.
Fig. 4 is a schematic structural diagram of the heating pipe joint of the present invention.
The labels in the figure are as follows:
the locking device comprises 1 transverse channel steel, 2 stop nuts, 3 stop bolts, 4 lifting lugs, 5 large-diameter sleeves, 6 small-diameter sleeves, 7 sealing plate sliding blocks, 8 clamping pieces, 9 hasps, 10 connecting bolts, 11 connecting nuts and 12 rubber gaskets.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings to make it clear to those skilled in the art how to practice the invention. While the invention has been described in connection with its preferred embodiments, these embodiments are intended to be illustrative, and not to limit the scope of the invention.
As shown in fig. 1, a lifting appliance for lifting a heating coil unit of a ship is different from the prior art in that the lifting appliance comprises a group of transverse suspenders arranged in parallel, a plurality of longitudinal sliding rods arranged perpendicular to the transverse suspenders are arranged between the two transverse suspenders, and each longitudinal sliding rod is provided with a plurality of heating coil chucks; the transverse suspender comprises a transverse steel groove, and two ends of the transverse steel groove are respectively provided with a group of locking mechanisms for controlling the tightness of the notch of the transverse steel groove; the longitudinal sliding rod comprises a group of large and small diameter sleeves which can stretch out and draw back, two ends of the longitudinal sliding rod are respectively provided with a sealing plate sliding block, and the sealing plate sliding blocks are clamped in the transverse steel grooves.
Specifically, the transverse suspender is composed of channel steel, and the two ends of the channel steel are provided with stop bolts with stop nuts for limiting the longitudinal slide bar and fixing the longitudinal slide bar in a sliding groove of the transverse suspender through a sealing plate sliding block; the upper surface equidistance of horizontal jib is equipped with a plurality of lugs for pass wire rope or suspender.
In one embodiment, the hanger comprises two transverse hanger rods, a plurality of telescopic longitudinal slide rods and a plurality of heating coil clamping heads. The number of the longitudinal sliding rods is 2-20, and the number of the heating coil clamping heads arranged on each longitudinal sliding rod is 2-6.
Further, the heating coil chuck includes the clamping piece and the hasp that links to each other with the clamping piece, and the clamping piece passes through hasp and vertical slide bar formation sliding connection, and the inner wall of clamping piece is attached to have the rubber gasket to avoid direct contact between the metal and cause the damage to heating coil, be applicable to different material heating coil simultaneously. The end part of the clamping piece is provided with a connecting bolt and a connecting nut which can be adjusted so as to be suitable for heating coils with different pipe diameters. The clamping piece and the hasp are made of stainless steel, the clamping piece is spliced into a splayed shape by two symmetrical sub-clamping pieces, the joint of the upper end of the clamping piece is connected through the hasp, the joint of the lower end of the clamping piece is provided with a connecting hole, and a connecting bolt is arranged in the connecting hole.
Wherein, the large and small diameter sleeves are made of carbon steel pipes, and the pipe diameter difference of the large and small diameter sleeves is 6-12mm, so as to realize the adjustment in the longitudinal length direction. The large-diameter sleeve is provided with a hem with an inward closing-in at the connecting end with the small-diameter sleeve, the small-diameter sleeve is provided with a hem with an outward expansion at the connecting end with the large-diameter sleeve, and the sealing plate sliding blocks are respectively positioned at two ends of the large-diameter sleeve and the small-diameter sleeve and are fixed in the sliding groove of the transverse suspender so as to ensure that the large-diameter sleeve and the small-diameter sleeve slide along the transverse channel steel, and the sealing plate sliding blocks are made of carbon steel plates.
The transverse steel groove is a T-shaped groove, the locking mechanism is a stop bolt and a stop nut matched with the stop bolt, the transverse steel groove is provided with a screw hole which is penetrated up and down, and the stop bolt penetrates through the transverse steel groove and is perpendicular to the transverse steel groove. The edges of the transverse suspender, the lifting lug, the closing plate sliding block and the chuck are all subjected to rounding treatment. And paint is sprayed on the transverse channel steel and the lifting lugs.
In one particular embodiment, the universal sling includes two transverse hanger rods, a plurality of longitudinal slide rods, and a heating coil clamp. The transverse suspender comprises a transverse channel steel, a stop nut, a stop bolt and a lifting lug, and is used for fixing the longitudinal slide bar and bearing the weight of the longitudinal slide bar and the heating coil unit. The longitudinal sliding rod comprises a large-diameter sleeve, a small-diameter sleeve and a sealing plate sliding block and is used for adjusting the length and the width of the lifting appliance according to the length and the width of the heating coil unit. The chuck comprises a clamping piece, a hasp, a connecting bolt, a connecting nut and a rubber gasket and is used for connecting the heating coil unit and the longitudinal sliding rod.
Preferably, as shown in fig. 1, the longitudinal sliding rod comprises a large-diameter sleeve 5, a small-diameter sleeve 6 and a closing plate sliding block 7. The large-diameter sleeve 5 is a common carbon steel pipe with the specification of DN 40. The small-diameter sleeve 6 is a common carbon steel pipe with the specification of DN 32. The end of the interface of the large-diameter sleeve 5 and the small-diameter sleeve 6 is subjected to closing-up treatment, and the end of the interface of the small-diameter sleeve 6 and the large-diameter sleeve 5 is subjected to flaring treatment, so that the two sleeves are prevented from being separated. The closing plate sliding block 7 is made of a carbon steel plate, has the thickness of 12mm, is welded with the sleeve into a whole and is arranged in the transverse channel steel 1. The longitudinal slide bar can adjust the longitudinal length according to the length of the heating coil unit, and adjust the transverse spacing according to the spacing between the heating coils.
Preferably, as shown in fig. 3, the transverse suspension rod comprises two transverse channel steel 1, a stop nut 2, a stop bolt 3 and a lifting lug 4. The transverse channel steel 1 of the transverse suspender is made of a carbon steel plate with the specification of 12mm, and two ends of the transverse channel steel are punched according to the specification of the stop bolt. The stop nut 2 is made of a common carbon steel hexagon nut with the specification of M30, and the surface is blackened. The stop bolt 3 is a common carbon steel hexagon bolt with the specification of M30, and the surface is blackened. The lifting lug 4 is 2 tons per piece and is made of a common carbon steel plate with the thickness of 20 mm. After the closing plate sliding blocks 7 at the two ends of the longitudinal sliding rod move in place, the stop nuts 2 and the stop bolts 3 are installed on the transverse channel steel 1 to fix the longitudinal sliding rod.
Preferably, as shown in fig. 1 and 4, the chuck includes a jaw 8, a hasp 9, a coupling bolt 10, a coupling nut 11 and a rubber washer 12. The clamping piece 8 is made of stainless steel to increase the toughness, and the thickness is 16 mm. The hasp 9 is 79mm of outdoor heavy flat nozzle hasp, and thickness is 1.8mm, and the material is stainless steel. The connecting bolt 10 is a hexagon bolt with the specification of M20 and is made of stainless steel. The connecting nut 11 is a hexagon nut with the specification of M20 and is made of stainless steel. The rubber gasket 12, which has a thickness of 8mm, is connected to the clip 8 by means of a special glue. According to the pipe diameter of the heating coil, the connecting bolts 10 and the connecting nuts 11 at the bottoms of the two clamping pieces 8 are adjusted, and the clamping heads are fixed on the heating coil. After the lifting appliance is lifted in place, the upper clamping head of the clamping piece 8 is fixed with the longitudinal sliding rod through the hasp 9.
Preferably, the edges of all the transverse channel steel 1, the lifting lugs 4, the closing plate sliding blocks 7 and the clamping pieces 8 are subjected to rounding treatment, wherein the chamfers of the transverse channel steel 1, the lifting lugs 4 and the closing plate sliding blocks 7 are R3mm, and the clamping pieces 8 are chamfered to be smooth.
Preferably, all the transverse channel steel 1 and the lifting lugs 4 made of carbon steel are sprayed with paint, and the thickness of a paint film is 80 mm.
In a specific embodiment of the method of use, the steps of use are as follows: a. adjusting the distance between the clamping pieces according to the pipe diameter of the heating coil, and uniformly clamping the clamping pieces on the heating coil; b. determining the number of longitudinal sliding rods according to the number of coils in the heating coil unit; c. adjusting the distance between the longitudinal sliding rods according to the distance between the heating coil pipes, adjusting the sealing plate sliding block in place, and installing a stop nut and a stop bolt; d. determining the length of a longitudinal sliding rod, namely the length of a large-diameter sleeve and the length of a small-diameter sleeve according to the length of the heating coil unit; e. hoisting the adjusted lifting appliance above the heating coil pipe, and fixing the clamping piece and the large-diameter sleeve and the small-diameter sleeve of the longitudinal slide bar through the hasp; f. and hoisting the heating coil unit.
Furthermore, in the step b, the longitudinal slide rod comprises a group of large and small diameter telescopic sleeves, two ends of the longitudinal slide rod are respectively provided with a sealing plate slide block, and the sealing plate slide blocks are clamped in the transverse steel grooves; the large diameter sleeve and the small diameter sleeve are made of carbon steel pipes, the pipe diameter difference of the large diameter sleeve and the small diameter sleeve is 6-12mm, the connecting end of the large diameter sleeve and the small diameter sleeve is provided with a folded edge which is inward closed, the connecting end of the small diameter sleeve and the large diameter sleeve is provided with an outward expanded folded edge, and the sealing plate sliding block is made of carbon steel plates.
In the step a, the heating coil pipe clamping head comprises a clamping piece and a hasp connected with the clamping piece, the clamping piece is in slidable connection with the longitudinal sliding rod through the hasp, a rubber gasket is attached to the inner wall of the clamping piece, and a connecting bolt and a connecting nut are arranged at the end part of the clamping piece; the clamping piece and the hasp are made of stainless steel, the clamping piece is spliced into a splayed shape by two symmetrical sub-clamping pieces, the joint of the upper end of the clamping piece is connected through the hasp, the joint of the lower end of the clamping piece is provided with a connecting hole, and a connecting bolt is arranged in the connecting hole.
It should be noted that many variations and modifications of the embodiments of the present invention are possible, which are fully described, and are not limited to the specific examples of the above embodiments. The above embodiments are merely illustrative of the present invention and are not intended to limit the present invention. In conclusion, the scope of the present invention shall include those changes or substitutions and modifications which are obvious to those of ordinary skill in the art, and shall be subject to the appended claims.
Claims (5)
1. A lifting appliance for lifting a heating coil unit of a ship is characterized by comprising a group of transverse lifting rods arranged in parallel, a plurality of longitudinal sliding rods arranged perpendicular to the transverse lifting rods are arranged between the two transverse lifting rods, and a plurality of heating coil chucks are lifted on each longitudinal sliding rod; the transverse suspender comprises a transverse steel groove, and two ends of the transverse steel groove are respectively provided with a group of locking mechanisms for controlling the tightness of the notch of the transverse steel groove; the longitudinal sliding rod comprises a group of large and small diameter sleeves which can stretch out and draw back, two ends of the longitudinal sliding rod are respectively provided with a sealing plate sliding block, and the sealing plate sliding blocks are clamped in the transverse steel grooves.
2. The lifting appliance for lifting a marine heating coil unit according to claim 1, wherein the heating coil clamping head comprises a clamping piece and a hasp connected with the clamping piece, the clamping piece is slidably connected with the longitudinal sliding rod through the hasp, a rubber gasket is attached to the inner wall of the clamping piece, and a connecting bolt and a connecting nut are arranged at the end part of the clamping piece.
3. The lifting appliance for lifting the heating coil unit of the ship as claimed in claim 1, wherein the large and small diameter sleeves are made of carbon steel tubes, the diameter difference of the large and small diameter sleeves is 6-12mm, the large diameter sleeve is provided with a folded edge which is inward closed at the end connected with the small diameter sleeve, the small diameter sleeve is provided with an outward expanded folded edge at the end connected with the large diameter sleeve, and the closing plate slider is made of carbon steel plate.
4. The lifting appliance for lifting the heating coil unit of the ship as claimed in claim 2, wherein the clamping pieces and the hasps are made of stainless steel, the clamping pieces are spliced into a splayed shape by two symmetrical sub-clamping pieces, the joint of the upper ends of the clamping pieces is connected by the hasps, the joint of the lower ends of the clamping pieces is provided with connecting holes, and connecting bolts are arranged in the connecting holes.
5. The lifting appliance for hoisting the heating coil unit of the ship according to claim 1, wherein the top of the transverse lifting rod is provided with a lifting lug, the transverse steel groove is a T-shaped groove, the locking mechanism is a stop bolt and a stop nut matched with the stop bolt, the transverse steel groove is provided with a screw hole which is penetrated up and down, and the stop bolt penetrates through the transverse steel groove and is perpendicular to the transverse steel groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921860747.9U CN211226026U (en) | 2019-10-31 | 2019-10-31 | Lifting appliance for lifting ship heating coil unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921860747.9U CN211226026U (en) | 2019-10-31 | 2019-10-31 | Lifting appliance for lifting ship heating coil unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211226026U true CN211226026U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921860747.9U Active CN211226026U (en) | 2019-10-31 | 2019-10-31 | Lifting appliance for lifting ship heating coil unit |
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| Country | Link |
|---|---|
| CN (1) | CN211226026U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112408177A (en) * | 2020-11-20 | 2021-02-26 | 昌河飞机工业（集团）有限责任公司 | Length-adjustable auxiliary lifting appliance for turnover of blades |
-
2019
- 2019-10-31 CN CN201921860747.9U patent/CN211226026U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112408177A (en) * | 2020-11-20 | 2021-02-26 | 昌河飞机工业（集团）有限责任公司 | Length-adjustable auxiliary lifting appliance for turnover of blades |
| CN112408177B (en) * | 2020-11-20 | 2023-06-02 | 昌河飞机工业（集团）有限责任公司 | Length-adjustable blade turnover auxiliary lifting appliance |
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Address after: 200032 No. two, 851 South Road, Xuhui District, Shanghai, Zhongshan Patentee after: Shanghai Shipbuilding Technology Research Institute (the 11th Research Institute of China Shipbuilding Corp.) Address before: 200032 No. two, 851 South Road, Xuhui District, Shanghai, Zhongshan Patentee before: SHIPBUILDING TECHNOLOGY Research Institute (NO 11 RESEARCH INSTITUTE OF CHINA STATE SHIPBUILDING Corp.,Ltd.) |