CN113941977A - Device and method for installing liquid cargo hold containment system module - Google Patents
Device and method for installing liquid cargo hold containment system module Download PDFInfo
- Publication number
- CN113941977A CN113941977A CN202111389062.2A CN202111389062A CN113941977A CN 113941977 A CN113941977 A CN 113941977A CN 202111389062 A CN202111389062 A CN 202111389062A CN 113941977 A CN113941977 A CN 113941977A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- containment system
- spider
- rod
- liquid cargo
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 12
- 241000239290 Araneae Species 0.000 claims abstract description 56
- 238000009434 installation Methods 0.000 claims abstract description 18
- 239000011347 resin Substances 0.000 claims description 10
- 229920005989 resin Polymers 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 3
- 239000003949 liquefied natural gas Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to a device and a method for installing a liquid cargo tank maintenance system module, which comprises a spider clamping rod, two short connecting rods, a long connecting rod, a rotary joint arranged at one end of the spider clamping rod and a threaded joint arranged at the other end of the spider clamping rod; one end of the spider clamping rod, which is close to the rotary joint, is also provided with a limiting check ring for limiting when the short connecting rod and the long connecting rod are installed, and the long connecting rod and the short connecting rod are separated by the limiting check ring; the length of long connecting rod is greater than the length of short connecting rod, and the one end of long connecting rod and short connecting rod is established respectively and is established outside the spider clamping bar, and the supporting leg is installed respectively to the other one end of long connecting rod and short connecting rod. In use, the threaded joint is connected to the base, and the swivel joint is rotated to enable the support legs to compress the tank maintenance system modules. Compared with the traditional technology, the invention is simpler in operation, can realize quick installation by matching with an electric tool and a pneumatic tool, and has particularly remarkable beneficial effect on a large number of operations.
Description
Technical Field
The invention relates to the field of installation of liquid cargo tank insulating layers, in particular to a device and a method for installing a liquid cargo tank maintenance system module.
Background
The ship containment system comprises two layers of insulating layers and two layers of films, wherein secondary insulating assembly work is one of the most heavy works for building the liquid cargo hold containment system, the whole ship comprises 24000 secondary layer plane boxes and 23788 main layer plane boxes, each insulating box is lifted to a corresponding position by 4 installers and is fixed to the wall of the liquid cargo hold through a spider clamp and a connecting rod, then the box is adjusted to be within a quality control range, the spider clamp on the box is removed the next day, and a special insulating box connecting sleeve is replaced.
Prior art for example, the invention patent with the application number of CN200710172097.4 discloses a spider clamp for mounting an insulation box of a liquefied natural gas carrier and an insulation box mounting method, wherein the spider presss from both sides including connecting rod, ring flange, spider leg and supporting leg, the connecting rod includes the body of rod and screw thread head, the cover has the ring flange on the body of rod, has a plurality of spider leg holes of centre bore and equipartition all around on the ring flange, be equipped with the first protruding of diameter greater than the centre bore internal diameter on the ring flange on the body of rod, the downthehole detachably of self-service leg inlays establishes the spider leg, the spider leg is including inserting the downthehole leg post of spider leg, the floor of vertical fixation on the leg post lateral wall and the nut of the other one end of floor, be equipped with the supporting leg that is on a parallel with the leg post in the nut, the supporting leg is the stock bolt that one end is the pressure pad, the other end is the nut, presses on the insulating case after fixing on the connection base of hull with the spider clamp, takes off the spider clamp after the resin material solidification.
The invention with the application number of CN201810547428.6 discloses a method for temporarily fixing a secondary insulation box of a liquid cargo tank of an LNG ship, wherein a temporary fixing device is also disclosed, the temporary fixing device comprises a connecting rod, a fixing bolt and more than one supporting component, the top of the connecting rod is provided with a threaded hole, the fixing bolt is a half-thread bolt, the lower end of the fixing bolt is arranged in the threaded hole at the top of the connecting rod in a penetrating way and is in threaded connection with the connecting rod, the lower end of the connecting rod is provided with an external thread matched with the internal thread of a base of a connecting piece on the liquid cargo tank wall, the supporting component comprises a connecting block and a supporting rod, one end of the connecting block is provided with a first through hole, the connecting block is sleeved on the fixing bolt through the first through hole, the supporting rod is in threaded connection with the other end of the connecting block, the lower end of the supporting rod extends out to the lower part of the connecting block, the top of the supporting rod is provided with an adjusting driving part, and the bottom of the supporting rod is provided with a supporting seat, the bottom of supporting seat is equipped with the support plane, the self-weighing plane is mutually perpendicular with the central line of connecting rod, according to the quantity of the inferior insulating case that every interim fixing device needs to be fixed, confirm the quantity of supporting component in every interim fixing device, screw in the lower extreme of connecting rod on the connecting piece base of cargo tank bulkhead, the rotation adjustment drive division makes the support plane of supporting seat press on the inferior layer insulating case, the height of adjustment inferior layer insulating case, make this inferior layer insulating case accord with the design requirement with the roughness of the inferior layer insulating case of adjacent position.
But every spider leg (bracing piece and supporting seat) all need be fixed respectively among current spider clamp, the interim fixing device, and the operation is comparatively loaded down with trivial details, and is inefficiency.
Disclosure of Invention
In order to solve the technical problems, the invention provides a device and a method for installing a liquid cargo hold containment system module, which can complete installation at one time, reduce the labor capacity and improve the installation efficiency.
The technical purpose of the invention is realized by the following technical scheme:
a device for installing a liquid cargo hold containment system module comprises a spider clamping rod, two short connecting rods, a long connecting rod, a rotary joint arranged at one end of the spider clamping rod and a threaded joint arranged at the other end of the spider clamping rod; one end of the spider clamping rod, which is close to the rotary joint, is also provided with a limiting check ring for limiting when the short connecting rod and the long connecting rod are installed, and the long connecting rod and the short connecting rod are separated by the limiting check ring; the length of long connecting rod is greater than the length of short connecting rod, and the one end of long connecting rod and short connecting rod is established respectively and is established outside the spider clamping bar, and the supporting leg is installed respectively to the other one end of long connecting rod and short connecting rod.
Further, the rotary joint is a hexagonal nut.
Furthermore, the supporting leg comprises a supporting column and a supporting block, the supporting block is installed at one end of the supporting column, and the other end of the supporting column is connected with the end part of the fixed long connecting rod and the end part of the short connecting rod.
Furthermore, the end part of the long connecting rod and the end part of the short connecting rod are respectively provided with a threaded hole, and the external matching threaded hole of the support column is provided with an external thread.
Furthermore, the support column is provided with a nut for locking the support column.
Furthermore, the spider clamping rod is of a tubular structure, and a plurality of lightening holes are further formed in the outer wall of the spider clamping rod.
Furthermore, the limiting check ring comprises a fixed check ring and a movable check ring, the fixed check ring is fixed outside the spider clamping rod, and the movable check ring is sleeved outside the spider clamping rod in a movable mode.
A method for installation of a module for a cargo tank containment system by means of an installation apparatus, the method comprising the steps of:
and 5, removing the mounting device after the resin is cured.
Compared with the prior art, the invention has the advantages that the operation is simpler than the traditional technology, the rapid installation can be realized by matching with an electric tool and a pneumatic tool, the installation can be finished only by installing the middle spider clamping rod, and the invention has particularly outstanding beneficial effects on a large number of operations.
Drawings
Fig. 1 is a schematic view of the structure of the mounting device of the present invention.
Fig. 2 is a partial cross-sectional view of the mounting device of the present invention.
Fig. 3 is a schematic view of the use of the mounting device of the present invention.
Fig. 4 is a schematic view of a long link structure in the present invention.
In the figure, 1, a spider clamping rod; 2. a short connecting rod; 3. a long connecting rod; 4. a rotary joint; 5. a threaded joint; 6. a support pillar; 7. a support block; 8. a nut; 9. fixing a retainer ring; 10. a movable retainer ring; 11. an expansion member; 12. an expansion bolt; 13. a gasket; 14. a base; 15. a liquid cargo hold containment system module; 16. lightening holes; 31. a circular hole; 32. an aperture; 33. and (6) opening holes.
Detailed Description
The technical solution of the present invention is further described below with reference to specific embodiments:
a device for installing a liquid cargo hold containment system module comprises a spider clamping rod 1, two short connecting rods 2, a long connecting rod 3, a rotary joint 4 arranged at one end of the spider clamping rod 1 and a threaded joint 5 arranged at the other end of the spider clamping rod 1, wherein the spider clamping rod 1 is provided with a plurality of connecting rods; one end of the spider clamping rod 1, which is close to the rotary joint 4, is also provided with a limiting check ring for limiting when the short connecting rod 2 and the long connecting rod 3 are installed, and the long connecting rod 3 and the short connecting rod 2 are separated by the limiting check ring; the length of the long connecting rod 3 is larger than that of the short connecting rod 2, one end of the long connecting rod 3 and one end of the short connecting rod 2 are respectively sleeved outside the spider clamping rod, and the other ends of the long connecting rod 3 and the short connecting rod 2 are respectively provided with a supporting leg.
The long connecting rod and the short connecting rod have basically the same structure, and the difference is that the length of the long connecting rod is greater than that of the short connecting rod, the structure of the long connecting rod is shown in figure 4, one end of the long connecting rod 3 is provided with a round hole 31 for sleeving a spider clamping rod, and the other end of the long connecting rod is provided with a hole 32 for mounting a supporting leg; an opening 33 for reducing the weight of the long connecting rod is arranged between the holes at the two ends of the long connecting rod.
The supporting leg includes support column 6, supporting shoe 7, and the one end at support column 6 is installed to supporting shoe 7, and the tip at long connecting rod 3 and the tip of short connecting rod 2 are fixed in the connection of the other end of support column 6.
In order to facilitate the length of adjusting the support column 6, the end part of the long connecting rod 3 and the end part of the short connecting rod 2 are respectively provided with a threaded hole, namely the hole 32 is a threaded hole, the external matching threaded hole of the support column 6 is provided with an external thread, the support column 6 is also provided with a nut 8 for locking the support column, and the position of the support column relative to the threaded hole can be fixed through the nut 8.
The limiting retainer ring comprises a fixed retainer ring 9 and a movable retainer ring 10, the fixed retainer ring 10 is fixed outside the spider clamping rod 1, the movable retainer ring 10 is movably sleeved outside the spider clamping rod 1, a round hole 31 of a short connecting rod 2 is sleeved outside the spider clamping rod 1 during installation, so that the short connecting rod 2 is abutted against the fixed retainer ring 9, then the movable retainer ring 10 is installed, the movable retainer ring 10 is tubular, one tubular end is provided with an annular bulge, the movable retainer ring is sleeved outside the spider clamping rod 1, the round hole 31 at one end of a long connecting rod 3 is sleeved on a tubular structure of the movable retainer ring 10, and the movable retainer ring is separated from the short connecting rod 2 which is installed in front through the annular bulge; then a movable retainer ring 10 is installed, and the round hole of the other short connecting rod is sleeved on the tubular structure of the movable retainer ring to separate the short connecting rod from the long connecting rod.
The spider clamping rod 1 is of a tubular structure, and the outer wall of the spider clamping rod 1 is further provided with a plurality of lightening holes 16.
The rotary joint 4 is in a hexagon nut shape, and can be quickly installed through tools such as a hydraulic wrench and an electric wrench. When the rotary joint 4 is installed, as shown in fig. 2, an expansion piece 11 is inserted into the end of a tubular spider clamping rod, a hole for installing an expansion bolt 12 is formed in the middle of the expansion piece 11, an external thread is formed at the upper end of the expansion piece 11, the lower end of the expansion piece 11 is inserted into a pipe of the spider clamping rod 1, the nut-shaped rotary joint 4 is installed on the external thread of the expansion piece 11, the expansion bolt 12 is installed, a gasket 13 is installed at the upper end of the nut, the expansion bolt 12 realizes that the expansion piece 11 is fixed at the end of the spider clamping rod 1, and the nut is placed to be loosened through the expansion bolt 12 and the gasket 13.
The invention also provides a method for installing the liquid cargo hold containment system module, which comprises the following steps by means of the installation device:
and 5, removing the mounting device after the resin is cured.
The present invention is further explained and not limited by the embodiments, and those skilled in the art can make various modifications as necessary after reading the present specification, but all the embodiments are protected by the patent law within the scope of the claims.
Claims (9)
1. A device for installing a liquid cargo hold containment system module is characterized by comprising a spider clamping rod, two short connecting rods, a long connecting rod, a rotary joint arranged at one end of the spider clamping rod and a threaded joint arranged at the other end of the spider clamping rod; one end of the spider clamping rod, which is close to the rotary joint, is also provided with a limiting check ring for limiting when the short connecting rod and the long connecting rod are installed, and the long connecting rod and the short connecting rod are separated by the limiting check ring; the length of long connecting rod is greater than the length of short connecting rod, the one end of long connecting rod and short connecting rod is established respectively and is established outside the spider clamping bar, the supporting leg is installed respectively to the other one end of long connecting rod and short connecting rod.
2. An apparatus as defined in claim 1 wherein said swivel is a hex nut.
3. An apparatus as claimed in claim 1 wherein the support legs comprise support columns, support blocks mounted at one end of the support columns, the other end of the support columns connecting the ends of the fixed long links to the ends of the short links.
4. An apparatus as claimed in claim 3 wherein the ends of the long and short tie rods are each provided with a threaded hole and the externally mating threaded hole of the support post is externally threaded.
5. An apparatus as claimed in claim 4 wherein the support post is further provided with a nut for locking the support post.
6. An apparatus as claimed in claim 1, wherein the spider clamp is tubular and has weight reducing holes in its outer wall.
7. The apparatus of claim 1, wherein the limit stop ring comprises a fixed stop ring and a movable stop ring, the fixed stop ring is fixed on the outer portion of the spider clamping rod, and the movable stop ring is movably sleeved on the outer portion of the spider clamping rod.
8. A method for the installation of a module for a cargo tank containment system, characterised by the use of an installation apparatus as claimed in any one of claims 1 to 7.
9. A method of installing a cargo tank containment system module according to claim 8, including the steps of:
step 1, positioning and marking the installation position of a liquid cargo hold containment system module; a base corresponding to the mounting device is mounted between the mounting positions of adjacent liquid cargo tank containment system modules, and a threaded interface for mounting a threaded connector at the end of the spider clamping rod is arranged on the mounting base;
step 2, coating resin on the installation position area of the liquid cargo hold containment system module, and installing the liquid cargo hold containment system module in the resin-coated area;
step 3, mounting the mounting device on the base, and adjusting the long connecting rod and the short connecting rod to enable the two short connecting rods of the liquid cargo hold containment system module on one side corresponding to the long connecting rod end to correspond to the liquid cargo hold containment system module on the other side;
step 4, rotating the rotary joint until the support legs at the end parts of the short connecting rods and the support legs at the end parts of the long connecting rods press the surfaces of the liquid cargo tank containment system modules;
and 5, removing the mounting device after the resin is cured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111389062.2A CN113941977A (en) | 2021-11-22 | 2021-11-22 | Device and method for installing liquid cargo hold containment system module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111389062.2A CN113941977A (en) | 2021-11-22 | 2021-11-22 | Device and method for installing liquid cargo hold containment system module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113941977A true CN113941977A (en) | 2022-01-18 |
Family
ID=79338297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111389062.2A Pending CN113941977A (en) | 2021-11-22 | 2021-11-22 | Device and method for installing liquid cargo hold containment system module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113941977A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117048777A (en) * | 2023-10-13 | 2023-11-14 | 沪东中华造船(集团)有限公司 | Film type enclosure system structure |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050178300A1 (en) * | 2004-02-17 | 2005-08-18 | Gar Products, Inc. | Table base |
| CN101204796A (en) * | 2007-12-12 | 2008-06-25 | 沪东中华造船(集团)有限公司 | Spider clip and insulation box installing method for liquefy natural gas boat insulation install |
| CN101797728A (en) * | 2009-12-14 | 2010-08-11 | 大连船舶重工集团有限公司 | Anchor plate positioning template device for liquefied natural gas (LNG) ship liquid tank containment system |
| CN109080762A (en) * | 2018-05-31 | 2018-12-25 | 沪东中华造船(集团)有限公司 | A method of it is fixed temporarily for LNG ship cargo tank sublevel insulated case |
| CN208323177U (en) * | 2018-06-15 | 2019-01-04 | 上海勒挚机械设备有限公司 | A kind of three-jaw support frame |
| CN111022839A (en) * | 2019-11-08 | 2020-04-17 | 沪东中华造船(集团)有限公司 | Supporting leg height-adjusting mechanism of ship containment system mounting platform |
| WO2021023244A1 (en) * | 2019-08-07 | 2021-02-11 | 上海建工二建集团有限公司 | Temporary leakage plugging device and method applied to leakage rescue of foundation pit engineering enclosure structure |
| CN112498619A (en) * | 2020-12-09 | 2021-03-16 | 江南造船(集团)有限责任公司 | Mounting method of pump tower triangular mast of MARK-III type containment system |
-
2021
- 2021-11-22 CN CN202111389062.2A patent/CN113941977A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050178300A1 (en) * | 2004-02-17 | 2005-08-18 | Gar Products, Inc. | Table base |
| CN101204796A (en) * | 2007-12-12 | 2008-06-25 | 沪东中华造船(集团)有限公司 | Spider clip and insulation box installing method for liquefy natural gas boat insulation install |
| CN101797728A (en) * | 2009-12-14 | 2010-08-11 | 大连船舶重工集团有限公司 | Anchor plate positioning template device for liquefied natural gas (LNG) ship liquid tank containment system |
| CN109080762A (en) * | 2018-05-31 | 2018-12-25 | 沪东中华造船(集团)有限公司 | A method of it is fixed temporarily for LNG ship cargo tank sublevel insulated case |
| CN208323177U (en) * | 2018-06-15 | 2019-01-04 | 上海勒挚机械设备有限公司 | A kind of three-jaw support frame |
| WO2021023244A1 (en) * | 2019-08-07 | 2021-02-11 | 上海建工二建集团有限公司 | Temporary leakage plugging device and method applied to leakage rescue of foundation pit engineering enclosure structure |
| CN111022839A (en) * | 2019-11-08 | 2020-04-17 | 沪东中华造船(集团)有限公司 | Supporting leg height-adjusting mechanism of ship containment system mounting platform |
| CN112498619A (en) * | 2020-12-09 | 2021-03-16 | 江南造船(集团)有限责任公司 | Mounting method of pump tower triangular mast of MARK-III type containment system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117048777A (en) * | 2023-10-13 | 2023-11-14 | 沪东中华造船(集团)有限公司 | Film type enclosure system structure |
| CN117048777B (en) * | 2023-10-13 | 2024-02-09 | 沪东中华造船(集团)有限公司 | Film type enclosure system structure |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220118 |