CN212871702U - Common hoisting tool load test platform for ship repair and building - Google Patents
Common hoisting tool load test platform for ship repair and building Download PDFInfo
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- CN212871702U CN212871702U CN202021727411.8U CN202021727411U CN212871702U CN 212871702 U CN212871702 U CN 212871702U CN 202021727411 U CN202021727411 U CN 202021727411U CN 212871702 U CN212871702 U CN 212871702U
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Abstract
The utility model discloses a hoisting tool load test platform commonly used for repairing ship, including experimental bed-jig, cat ladder, maintenance platform, electric block, electronic scale, one side of experimental bed-jig is provided with the cat ladder, just experimental bed-jig upper end is provided with overhauls the platform, experimental bed-jig comprises bed plate, seamless steel pipe stand, seamless steel pipe bracing, top I-shaped crossbeam, gusset I and the welding of removable removal guard shield, seamless steel pipe stand is installed to the top of bed plate, the top of seamless steel pipe stand is fixed with top I-shaped crossbeam, the top of top I-shaped crossbeam is provided with removable removal guard shield, be connected with the electronic scale through breaking out II by the bottom of experimental calabash. The utility model discloses test platform for when a large amount of jack-up tools need the load test inspection in the ship process of building and repairing, improve work efficiency, shorten test time, retrench personnel, reduce constructor's intensity of labour, the security performance is high.
Description
Technical Field
The utility model relates to a repair and build ship tool technical field, especially relate to a hoisting tool load test platform commonly used for repairing ship.
Background
During the ship building and repairing process, the safety of hoisting operation is of great importance, the hoisting tools such as chain block, shackle and wire rope are large in number and wide in use, and the quality of the hoisting tools not only affects the working efficiency, but also endangers the equipment safety, the personnel safety and the like. Therefore, in addition to daily inspection, daily maintenance, visual inspection such as monthly spot inspection and quarterly spot inspection, inspection such as flaw detection, and the like, the hoisting tool is often subjected to load test inspection periodically in large batches to confirm whether the hoisting tool is intact under the load state of the test load.
Although the traditional mode I of the load test of a crane or a traveling crane and a heavy block is adopted, the test is visual and has excellent accuracy, the following defects obviously exist when the load test is carried out on hoisting tools in batches:
1. when different calabash, break out or load tests such as wire rope, need be equipped with in advance, transport the pouring weight of different load tests usefulness and make up, the pouring weight is bulky, and it is many to occupy the place, inefficiency.
2. The heavy block for the test is heavy, the number of workers needed by a constructor is large, the labor intensity is high, and the efficiency is low.
3. The weight is used for testing, the time for occupying a crane or driving is long, and the precious resources of the crane or driving in a shipyard are wasted.
4. When the chain block is used for a load test, whether a block brake device is intact needs to be checked, and manual chain block chain lifting and weight lowering are needed to be checked. The operator often stands on one side of the bulky weight to operate, and the risk of being squeezed by the weight exists.
5. The weight blocks for the tests are irregular in shape and large in size, the prevention and avoidance are required in the test process, and the chain for preventing the calabash from scattering hooks the weight blocks, so that potential safety hazards are caused.
Adopt the test weight method two of traditional fixed bed-jig + electronic scale or tensiometer, though simple structure, also obviously exist not enoughly:
1. because the bed-jig height is fixed, can't adjust according to the lifting height of being tested the calabash, load test can only inspect about one third bearing chain, and the rest can only visual inspection have certain potential safety hazard.
2. The hanging point of the jig frame is fixed, the hanging point is high, the whole hoist needs to be lifted up and down manually or hung by a pulley in a matching way, and the defects of more testing personnel, high labor intensity, low efficiency and the like exist during large-batch hoist load tests.
3. The safety is general. Therefore, in order to solve such problems, a common hoisting tool load test platform for ship repair is proposed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a jack-up instrument load test platform commonly used for repairing shipbuilding has solved the problem that adopts traditional mode one and two to exist that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a common hoisting tool load test platform for repairing ships comprises a test jig frame, a crawling ladder, an overhaul platform, an electric hoist and an electronic scale, wherein the crawling ladder is arranged on one side of the test jig frame, the overhaul platform is arranged at the upper end of the test jig frame, the test jig frame is formed by welding a base plate, a seamless steel pipe stand column, a seamless steel pipe diagonal brace, a top I-shaped cross beam, a rib plate I and a detachable moving protective cover, the seamless steel pipe stand column is installed above the base plate, the seamless steel pipe diagonal brace is arranged on one side of the seamless steel pipe stand column, the top end of the seamless steel pipe stand column is fixed with the top I-shaped cross beam, the rib plate I is fixed at two ends of the top I-shaped cross beam, the detachable moving protective cover is arranged at the top of the top I-shaped cross beam, the bottom of the top I-shaped cross beam is connected with a dismounting buckle I of the electric hoist, and the dismounting buckle I, the bottom of being tested the calabash is connected with the electronic scale through shackle II, just the electronic scale is from 20 tons of grades of electronic scales of taking the digital display screen.
Preferably, the base plate comprises a steel plate, a rib plate II and a cement embedded screw rod, the steel plate is fixedly installed through the cement embedded screw rod, the cement embedded screw rod is provided with a matched nut, and the rib plate II is arranged at the bottom of the test jig frame on the surface of the steel plate.
Preferably, the electronic scale is connected with the bedplate gusset through the bolt, just the periphery of electronic scale and upper portion shackle II is provided with can dismantle the guard shield, can dismantle the guard shield side and be provided with the observation hole of electronic scale digital display screen, can dismantle the guard shield top and be provided with the fabrication hole that passes II U type of shackle.
Preferably, both sides of the top I-shaped cross beam are fixedly welded with the seamless steel tube stand column, the I-shaped web plate and the middle electric hoist hanging point ear plate of the cross beam are integrally blanked, the load is 20 tons, and the 15-ton 220V electric hoist is connected to a lifting lug at the bottom of the top I-shaped cross beam through a 20-ton shackle I.
Preferably, a control button is arranged on the seamless steel tube stand column of the test jig frame, and the control button is electrically connected with the electric hoist.
The utility model has the advantages that:
1. the hoisting tool load test platform has small structural space, small occupied space and the weight of the jig frame is only 2.5 tons.
2. The electronic scale is used for replacing a test weight, and the occupied space is basically zero.
3. Most of the hoist bearing chains subjected to the load test participate in the weight test, so that the safety performance and the reliability of the hoist after the test are greatly improved.
4. The test platform is convenient to test, saves labor and time, and greatly improves the test efficiency.
5. The test bench is suitable for both single calabash tests and batch tests, and during batch tests, the efficiency is better.
6. The device is also suitable for load test occasions of conventional shackles, steel wire ropes, slings and the like.
7. The safety performance of the test process is high.
To sum up, the utility model provides a hoisting tools load test platform commonly used for repairing shipbuilding for when repairing a large amount of hoisting tools of shipbuilding in-process and need the load test inspection, improve work efficiency, shorten test time, retrench personnel, reduce constructor's intensity of labour, the security performance is high.
Drawings
Fig. 1 is a front view structure diagram of the present invention.
Fig. 2 is a left side view structure diagram of the present invention.
Fig. 3 is a schematic view of the structure of the bed-jig of the present invention.
Fig. 4 is the utility model discloses a chain block load test operation principle sketch.
Reference numbers in the figures: 1. a test jig frame; 2. climbing a ladder; 3. overhauling the platform; 4. an electric hoist; 5. an electronic scale; 6. a base plate; 7. a seamless steel tube column; 8. a seamless steel tube diagonal bracing; 9. a top I-beam; 10. a rib plate I; 11. a removable mobile shield; 12. a steel plate; 13. a rib plate II; 14. pre-burying a screw rod with cement; 15. a bolt; 16. a seat plate rib plate; 17. shackle II; 18. a removable shield; 19. an observation hole; 20. shackle I; 21. a tested gourd; 22. and a control button.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a common hoisting tool load test platform for ship repair comprises a test jig frame 1, a ladder 2, an overhaul platform 3, an electric hoist 4 and an electronic scale 5, wherein the ladder 2 is arranged on one side of the test jig frame 1, the overhaul platform 3 is arranged at the upper end of the test jig frame 1, the test jig frame 1 is formed by welding a base plate 6, seamless steel tube upright posts 7, seamless steel tube inclined struts 8, a top i-shaped cross beam 9, rib plates i 10 and a detachable moving shield 11, the seamless steel tube upright posts 7 are arranged above the base plate 6, the seamless steel tube inclined struts 8 are arranged on one sides of the seamless steel tube upright posts 7, the top i-shaped cross beam 9 is fixed at the top ends of the seamless steel tube upright posts 7, the rib plates i 10 are fixed at the two ends of the top i-shaped cross beam 9, the detachable moving shield 11 is arranged at the top of the top i-shaped cross beam, the bottom of top I-beam 9 leads to and is connected with I20 of shackle of electric block 4, just I20 of shackle of 4 bottoms of electric block is connected with by experimental calabash 21, the bottom of being tested calabash 21 is connected with electronic scale 5 through II 17 of shackle, just electronic scale 5 is for the 20 tons of electronic scales from taking the digital display screen.
The base plate 6 consists of a steel plate 12, a rib plate II 13 and a cement embedded screw rod 14, the steel plate 12 is fixedly installed through the cement embedded screw rod 14, the cement embedded screw rod 14 is provided with a matched nut, the bottom of a test jig 1 on the surface of the steel plate 12 is provided with the rib plate II 13, the electronic scale 5 is connected with a base plate rib plate 16 through a bolt 15, a detachable protective cover 18 is arranged on the periphery of the electronic scale 5 and an upper shackle II 17, an observation hole 19 of a digital display screen of the electronic scale is arranged on the side surface of the detachable protective cover 18, a process hole penetrating through a shackle II 17U-shaped buckle is arranged at the top of the detachable protective cover 18, the detachable protective cover 18 vertically fixes the electronic scale 5 and is connected with the shackle II 17 on one hand, the detachable protective cover keeps in a test working direction, simultaneously protects the electronic scale 5 with the digital display screen from being touched and scraped by chains and the like, and, the damaged hoist chain, the upper part of the test jig frame 1 is provided with an overhaul platform 3 which is convenient for inspecting the electric hoist 4, a main upright post and an inclined strut of the test jig frame 1 are made of seamless steel pipes, the surface is smooth, the potential safety hazard of a diamond edge is avoided, the safety of the hoist and constructors is protected, one side of the upright post is provided with a ladder stand 2 of a safety shield for the falling of inspectors, two sides of a top I-shaped cross beam 9 are fixedly welded with the seamless steel pipe upright post 7, an I-shaped web plate and an electric hoist 4 hanging point ear plate in the middle of the cross beam are integrally blanked and welded, the load is 20 tons, a 15 ton 220V electric hoist 4 is connected to a lifting lug at the bottom of the top I-shaped cross beam 9 through a 20 ton-level shackle I20, a control button 22 is arranged on the seamless steel pipe upright post 7 of the test jig frame 1, the control button 22 is electrically connected with the electric hoist 4, and the lifting, the height position of the hook head of the electric hoist 4 is adjusted and lifted or lowered through the control button 22, so that the purpose that most of the bearing chain of the tested hoist 21 participates in the load test and weight test is ensured, and the safety performance and the reliability after the hoist test can be greatly improved.
When in specific use: the whole set of hoisting tool load test platform comprises a test jig frame 1, a ladder 2, a 15-ton 220V electric hoist 4, a 20-ton electronic scale 3 with a digital display screen and the like, wherein the electric hoist 4, the electronic scale 5 and the like can be conveniently detached during the non-operation period of the test platform and can be used in other occasions;
before the test, the electronic scale 5 needs to be calibrated before being used, the display is correct, the electric quantity of the battery pack is sufficient, the appearance of the electric hoist 4 is checked to be intact, whether the limiting device is normal or not is checked, after the electric hoist 4 is powered on, a starting button of a control box of the electric hoist 4 is started, a rising button and a falling button of the electric hoist 4 are slowly clicked, whether the motor of the electric hoist 4 is correctly turned or not is checked, the operation sound is not abnormal, whether a button switch is sensitive and normal or not is checked, the operation action is normal, then no-load tests such as rising and falling of a hook head are continuously carried out, the tested hoist, shackle and steel wire rope are checked to be intact in appearance;
in the test, a descending button of a control box of the electric hoist 4 is pressed, a hook head of the electric hoist 4 is descended to a height of about 1 meter above the ground, a hook head at the upper part of a tested hoist 21 is hung on the hook head of the electric hoist 4 or a transition shackle II 17 of the hook head of the electric hoist 4, a rising button of the control box of the electric hoist 4 is pressed, the lifting height of the hook head of the electric hoist 4 is determined according to the lifting height of a main chain of the tested hoist 21, the purpose is to ensure that most of the main chain of the tested hoist 21 participates in trial weight inspection, after the length of the main chain of a bearing of a hand-pulled hoist and a chain are arranged and adjusted, the hook head at the lower part of the hoist is hung on the shackle II 17 connected with the electronic scale 5, the hook head of the electric hoist 4 is slowly operated to continue to rise, the test hoist 21 slowly bears the test load of about one third, the test load stops, then the chain is manually continued to tighten, the hoist chain, the load, observing the load of a display screen of the lower electronic scale 5 until the test load (1.25 times of work load) of the hoist, standing for 5-10 minutes, checking whether a hoist brake device has a chain slipping phenomenon, whether a bearing chain and a pin shaft are normal, whether hook heads on two sides and hinge pin shafts have deformation phenomena and the like, if all the phenomena are normal, testing is qualified and reported, after the test is finished, manually loosening a little chain of the tested hoist 21, after the test is unloaded, operating a descending button of the electric hoist 4, continuously unloading, after the test load is completely unloaded, continuously descending the height of the hook head of the electric hoist 4 to about 1 meter above the ground, unloading the tested hoist 21, registering and recording the load test record of the tested hoist 21 and hanging a load test qualified label, and repeating the load test operation of the next hoist;
after construction, 5S work of the test platform is well done, the power supply of the electric hoist 4 is completely closed, the electric quantity of the electronic scale 5 is checked, the electric quantity is lower than 30%, and charging is needed in time.
The device has good applicability, and can be flexibly used for load test inspection of hoists, shackles, steel wire ropes, slings and the like in other industries according to actual conditions.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A common hoisting tool load test platform for ship repair and building comprises a test jig frame (1), a ladder stand (2), an overhaul platform (3), an electric hoist (4) and an electronic scale (5), and is characterized in that the ladder stand (2) is arranged on one side of the test jig frame (1), the overhaul platform (3) is arranged at the upper end of the test jig frame (1), the test jig frame (1) is formed by welding a base plate (6), seamless steel tube stand columns (7), seamless steel tube inclined struts (8), a top I-shaped cross beam (9), a rib plate I (10) and a detachable movable protective cover (11), the seamless steel tube stand columns (7) are installed above the base plate (6), the seamless steel tube inclined struts (8) are arranged on one side of the seamless steel tube stand columns (7), and the top I-shaped cross beam (9) is fixed at the top ends of the seamless steel tube stand columns (7), just the both ends of top I-beam (9) are fixed with gusset I (10), the top of top I-beam (9) is provided with removable removal guard shield (11), the bottom of top I-beam (9) is led to and is connected with I (20) of shackle of electric block (4), just I (20) of shackle of electric block (4) bottom are connected with by experimental calabash (21), the bottom by experimental calabash (21) is connected with electronic scale (5) through shackle II (17), just electronic scale (5) are from the 20 ton level electronic scale of taking the digital display screen.
2. The common hoisting tool load test platform for ship repair and construction according to claim 1, wherein the base plate (6) is composed of a steel plate (12), a rib plate II (13) and a cement embedded screw rod (14), the steel plate (12) is fixedly installed through the cement embedded screw rod (14), the cement embedded screw rod (14) is provided with a matched nut, and the rib plate II (13) is arranged at the bottom of the test jig frame (1) on the surface of the steel plate (12).
3. The common hoisting tool load test platform for ship repair and building according to claim 1, wherein the electronic scale (5) is connected with a seat plate rib plate (16) through a bolt (15), a detachable shield (18) is arranged on the periphery of the electronic scale (5) and an upper shackle II (17), an observation hole (19) of an electronic scale digital display screen is arranged on the side surface of the detachable shield (18), and a fabrication hole for passing through a shackle II (17) U-shaped buckle is arranged on the top of the detachable shield (18).
4. The common hoisting tool load test platform for ship repair and building according to claim 1, wherein two sides of the top I-shaped cross beam (9) are fixed with the seamless steel tube upright post (7) through welding, an I-shaped web plate and a suspension point ear plate of the electric hoist (4) in the middle of the cross beam are integrally blanked and welded, the load is 20 tons, and the 15-ton 220V electric hoist (4) is connected to a lifting lug at the bottom of the top I-shaped cross beam (9) through a 20-ton-level shackle I (20).
5. The common hoisting tool load test platform for ship repair according to claim 1, wherein the seamless steel tube column (7) of the test jig frame (1) is provided with a control button (22), and the control button (22) is electrically connected with the electric hoist (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021727411.8U CN212871702U (en) | 2020-08-18 | 2020-08-18 | Common hoisting tool load test platform for ship repair and building |
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| CN202021727411.8U CN212871702U (en) | 2020-08-18 | 2020-08-18 | Common hoisting tool load test platform for ship repair and building |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114177626A (en) * | 2021-12-21 | 2022-03-15 | 中山市金龙游乐设备有限公司 | Rapid stream marching amusement equipment convenient for hull maintenance |
| CN114199597A (en) * | 2021-11-12 | 2022-03-18 | 大连船舶重工集团有限公司 | A-FRAME crane load test method |
-
2020
- 2020-08-18 CN CN202021727411.8U patent/CN212871702U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199597A (en) * | 2021-11-12 | 2022-03-18 | 大连船舶重工集团有限公司 | A-FRAME crane load test method |
| CN114177626A (en) * | 2021-12-21 | 2022-03-15 | 中山市金龙游乐设备有限公司 | Rapid stream marching amusement equipment convenient for hull maintenance |
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Effective date of registration: 20231205 Address after: 518000 No. 1045 Qianhai Mawan Avenue, Nanshan District, Shenzhen, Guangdong Province Patentee after: YIU LIAN DOCKYARDS (SHEKOU) Ltd. Patentee after: CHINA MERCHANTS HEAVY INDUSTRY (SHENZHEN) Co.,Ltd. Patentee after: China Merchants Jinling shipping (Nanjing) Co.,Ltd. Address before: 518000 No. 1045 Qianhai Mawan Avenue, Nanshan District, Shenzhen, Guangdong Province Patentee before: YIU LIAN DOCKYARDS (SHEKOU) Ltd. Patentee before: CHINA MERCHANTS HEAVY INDUSTRY (SHENZHEN) Co.,Ltd. |