CN111504678A - Floating barge for crane load test and load test method - Google Patents
Floating barge for crane load test and load test method Download PDFInfo
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- CN111504678A CN111504678A CN202010342763.XA CN202010342763A CN111504678A CN 111504678 A CN111504678 A CN 111504678A CN 202010342763 A CN202010342763 A CN 202010342763A CN 111504678 A CN111504678 A CN 111504678A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/007—Subject matter not provided for in other groups of this subclass by applying a load, e.g. for resistance or wear testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/008—Subject matter not provided for in other groups of this subclass by doing functionality tests
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Abstract
The invention relates to a floating barge for a crane load test and a load test method. This float barge is including the main part of refuting that is the cuboid form, be equipped with in the main part of refuting and be latticed a plurality of cabin bodies of arranging, mutual independence, float barge be equipped with in the main part with the water inlet of cabin body one-to-one intercommunication, each the cabin body is about the well cross-section symmetrical arrangement of refuting the main part, about the volume of two cabin bodies of cross-section symmetry in the main part of refuting floats equals, is equipped with in the main part of refuting and is used for with hoist lifting hook complex lug. According to the invention, water is injected into the corresponding cabin body in the floating barge according to the calculation result, the weight is placed on the deck of the floating barge, the crane hook is used for hanging the sling, the floating barge is lifted away from the water surface during the load test of the crane, the floating barge, the water in the cabin body and the weight are integrally used as the load, and the water amount and the weight of the weight in different cabins are adjusted according to the weight without test.
Description
Technical Field
The invention relates to the technical field of load tests, in particular to a floating barge for a crane load test and a load test method.
Background
After the marine crane is installed and debugged, the comprehensive hoisting capacity of the crane needs to be evaluated, and a load test is an essential link.
The weight of the load is generally from several tons to several hundred tons, even thousands of tons, for the load with small tonnage, the crane hook can directly hang the weight iron, and for the load with dozens of hundreds of tons, the weight iron can be pressed through the load bracket tooling. However, for the thousands of tons of loads, the load bearing capacity of the in-plant load bracket tooling is limited, and the number of weights is also limited, so that the counterweight for realizing the weight of the load is difficult. The conventional method is to rent the load-bearing tool of the external company, but the load-bearing tool of the external company has high rent and limited test time.
Disclosure of Invention
In order to solve the technical problems, the invention provides a floating barge for a crane load test and a load test method, which aim to solve the technical problems of high test cost and limited test time caused by the fact that a crane load test needs to rent a load tool in the prior art.
The invention relates to a technical scheme of a seawater lift pump tower, which comprises the following steps:
the utility model provides a hoist is refuted with floating for load test, is including the main part of refuting that is the cuboid form, be equipped with in the main part of refuting of floating and be latticed, a plurality of cabin bodies of mutually independent, be equipped with in the main part of refuting of floating with the water inlet of cabin body one-to-one intercommunication, each the cabin body about the well cross-section symmetrical arrangement of the main part of refuting of floating, about the volume of two cabin bodies of the cross-section symmetry in the main part of refuting of floating equals, be equipped with in the main part of refuting of floating in cross-section symmetry, be used for with the lug of.
As a further improvement to the above technical solution, the number of the cabin bodies is fifteen, fifteen cabin bodies are arranged in three rows in the width direction of the floating barge main body, the left-right direction is defined as the length direction of the ship main body, and the first row of cabin bodies sequentially comprises a front bow bin, a first front bin, a second front bin, a third front bin and a front stern bin from right to left; the second row of cabin bodies sequentially comprise a middle bow cabin, a first middle cabin, a second middle cabin, a third middle cabin and a middle stern cabin from right to left; the third row of cabin bodies sequentially comprise a rear bow cabin, a first rear cabin, a second rear cabin, a third rear cabin and a rear stern cabin from right to left.
As a further improvement to the technical scheme, the volumes of the front bow bin, the front stern bin, the rear bow bin and the rear stern bin are all 14.8 cubic meters.
As a further improvement to the technical scheme, the volume of the middle bow bin and the middle stern bin is 43.57 cubic meters.
As a further improvement to the technical scheme, the volumes of the first middle bin, the second middle bin and the third middle bin are all 261.43 cubic meters.
As a further improvement to the above technical solution, the volume of the first front bin, the second front bin, the third front bin, the first rear bin, the second rear bin, and the third rear bin is 88.8 cubic meters.
The technical scheme of the crane load test method comprises the following steps:
the crane load test method comprises the following steps,
calculating the water carrying capacity and weight distribution of the weights of the sling, the floating barge cabin body according to the test load weight;
injecting water into each corresponding cabin of the floating barge according to the calculation result, and placing weights with corresponding weights on a deck of the floating barge at the same time;
and connecting the crane hook with the floating lifting lug through a sling, and carrying out load test operation according to a load test scheme.
According to the further improvement of the technical scheme, water is injected into the floating barge cabin body, and the floating barge is required to be stressed uniformly and not to incline after being lifted when the weight is placed on the floating barge deck.
The invention provides a floating barge for a load test of a crane and a load test method, and compared with the prior art, the floating barge has the beneficial effects that:
according to the invention, water is injected into the corresponding cabin body in the floating barge according to the calculation result, the weight is placed on the deck of the floating barge, the hoist lifting hook is used for hanging the sling which is connected with the lifting lug on the floating barge, the floating barge is lifted away from the water surface during the weight test of the hoist, the floating barge, the water in the cabin body and the weight are taken as the whole weight, and the water amount and the weight of the weight in different cabins are adjusted according to the weight without test.
Drawings
FIG. 1 is a top view of a crane load test barge according to the present invention;
FIG. 2 is a front view of the floating barge for load test of the crane according to the present invention;
in the figure: 1. a floating barge main body; 2. a deck; 3. lifting lugs; 4. a front stern bin, 5 and a third front bin; 6. a second front bin; 7. a first front bin; 8. a front bow bin; 9. a middle stern bin, 10 and a third middle bin; 11. a second middle bin; 12. a first middle bin; 13. a middle bow bin; 14. rear stern bin, 15, third rear bin; 16. a second rear bin; 17. a first rear bin; 18. a rear bow bin; 19. a water injection port.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
The specific embodiment of the floating barge for the load test of the crane of the invention comprises a floating barge main body 1, and the floating barge main body 1 is in a cuboid shape, as shown in fig. 1 and fig. 2. The length direction of the floating main body 1 is defined as the left-right direction, and the width direction is defined as the front-back direction.
Have a plurality of cabins in the main part of the floating barge 1, a plurality of cabins are about the well cross-section symmetrical arrangement of the main part of the floating barge 1, and just equal to the volume of two cabins of the main part of the floating barge 1 symmetry to after the internal water injection of symmetry cabin to the main part of the floating barge 1, the main part of the floating barge 1 atress after lifting by crane is even, does not take place the slope. The main floating barge body 1 is welded with a deck 2 at the upper end of each cabin body, and the deck 2 is provided with water injection ports 19 which are communicated with the cabin bodies in a one-to-one correspondence manner so as to inject water into the cabin bodies. In order to be convenient for the main body 1 of the floating barge to be hooked and matched with the lifting lugs 3 of the crane, the lifting lugs 3 are welded on the deck 2 of the floating barge.
In this embodiment, the number of the cabin bodies is fifteen, and fifteen cabin bodies are arranged in three rows in the width direction of the floating barge main body 1. The first row of cabin bodies sequentially comprise a front bow cabin 8, a first front cabin 7, a second front cabin 6, a third front cabin 5 and a front stern cabin 4 from right to left; the second row of cabin bodies sequentially comprise a middle bow cabin 13, a first middle cabin 12, a second middle cabin 11, a third middle cabin 10 and a middle stern cabin 9 from right to left; the third row of cabins are a rear bow cabin 18, a first rear cabin 17, a second rear cabin 16, a third rear cabin 15 and a rear stern cabin 14 from right to left in sequence. The middle cross sections of the second front bin 6, the second middle bin 11 and the third middle bin 10 are coplanar with the middle cross section of the floating barge main body 1, the first front bin 7 and the third front bin 5 are symmetrically arranged, the first middle bin 12 and the third middle bin 10 are symmetrically arranged, the first rear bin 17 and the third rear bin 15 are symmetrically arranged, the front stern bin 4 and the front bow bin are symmetrically arranged, the middle front bin and the middle stern bin 8 are symmetrically arranged, and the rear front bin and the rear stern bin 14 are symmetrically arranged.
In this embodiment, the volumes of the fore bin, the front stern bin 4, the rear fore bin 18 and the rear stern bin 14 are all 14.8 cubic meters. The volumes of the first middle bin 12, the second middle bin 11 and the third middle bin 10 are all 261.43 cubic meters. The first front bin 7, the second front bin 6, the third front bin 5, the first rear bin 17, the second rear bin 16 and the third rear bin 15 have a volume of 88.8 cubic meters.
When the floating barge for the load test of the crane is used, the floating barge can have various loads by injecting water into the symmetrical cabin bodies, so that the floating barge can be used for the large-tonnage load test of the crane.
According to the invention, water is injected into the corresponding cabin body in the floating barge according to the calculation result, the weight is placed on the floating barge deck 2, the hoist lifting hook is used for hanging the sling which is connected with the lifting lug 3 on the floating barge, the floating barge is lifted away from the water surface during the load test of the hoist, the floating barge, the water in the cabin body and the weight of the weight are integrally used as the load, and the water amount and the weight of the weight in different cabins are adjusted according to the weight without test.
The specific embodiment of the crane load test method comprises the following steps of:
calculating the water carrying capacity and weight distribution of the weights of the sling, the floating barge cabin body according to the test load weight;
injecting water into each corresponding cabin of the floating barge according to the calculation result, and placing weights with corresponding weights on a deck of the floating barge at the same time;
and connecting the crane hook with the floating lifting lug through a sling, and carrying out load test operation according to a load test scheme.
When water is injected into the floating barge cabin body and the weight is placed on the floating barge deck, the floating barge is guaranteed to be stressed uniformly after being lifted, and does not incline.
When the floating barge is matched with the weight, various loads can be formed, and the following three loads are combined.
840 ton weight combination:
1200 ton weight combination:
1340 tons weight combination:
according to the invention, water is injected into the corresponding cabin body in the floating barge according to the calculation result, the weight is placed on the deck of the floating barge, the hoist lifting hook is used for hanging the sling which is connected with the lifting lug on the floating barge, the floating barge is lifted away from the water surface during the weight test of the hoist, the floating barge, the water in the cabin body and the weight are taken as the whole weight, and the water amount and the weight of the weight in different cabins are adjusted according to the weight without test.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a hoist is floating barge for load test which characterized in that: the floating barge comprises a main body which is rectangular, a plurality of cabin bodies which are latticed and mutually independent are arranged in the main body, water inlets which are communicated with the cabin bodies in a one-to-one correspondence mode are formed in the main body, the cabin bodies are symmetrically arranged on the middle section of the main body, the volumes of the two cabin bodies which are symmetrically arranged on the middle section of the main body are equal, and lifting lugs which are symmetrically arranged on the middle section of the main body and used for being hooked with a crane lifting hook are formed in the main body.
2. The floating barge for crane load test according to claim 1, wherein: the floating barge is characterized in that the number of the cabin bodies is fifteen, fifteen cabin bodies are arranged in three rows in the width direction of the floating barge main body, the left-right direction is defined as the length direction of the ship main body, and the first row of cabin bodies sequentially comprises a front bow bin, a first front bin, a second front bin, a third front bin and a front stern bin from right to left; the second row of cabin bodies sequentially comprise a middle bow cabin, a first middle cabin, a second middle cabin, a third middle cabin and a middle stern cabin from right to left; the third row of cabin bodies sequentially comprise a rear bow cabin, a first rear cabin, a second rear cabin, a third rear cabin and a rear stern cabin from right to left.
3. The floating barge for crane load test according to claim 2, wherein: the volumes of the front bow bin, the front stern bin, the rear bow bin and the rear stern bin are all 14.8 cubic meters.
4. The floating barge for crane load test according to claim 2, wherein: the volume of the middle bow bin and the middle stern bin is 43.57 cubic meters.
5. The floating barge for crane load test according to claim 2, wherein: the volumes of the first middle bin, the second middle bin and the third middle bin are all 261.43 cubic meters.
6. The floating barge for crane load test according to claim 2, wherein: the volume of the first front bin, the second front bin, the third front bin, the first rear bin, the second rear bin and the third rear bin is 88.8 cubic meters.
7. The crane load test method is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
calculating the water carrying capacity and weight distribution of the weights of the sling, the floating barge cabin body according to the test load weight;
injecting water into each corresponding cabin of the floating barge according to the calculation result, and placing weights with corresponding weights on a deck of the floating barge at the same time;
and connecting the crane hook with the floating lifting lug through a sling, and carrying out load test operation according to a load test scheme.
8. The crane load test method according to claim 7, wherein: when water is injected into the floating barge cabin body and the weight is placed on the floating barge deck, the floating barge is guaranteed to be stressed uniformly and not to incline after being lifted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010342763.XA CN111504678A (en) | 2020-04-26 | 2020-04-26 | Floating barge for crane load test and load test method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010342763.XA CN111504678A (en) | 2020-04-26 | 2020-04-26 | Floating barge for crane load test and load test method |
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| CN111504678A true CN111504678A (en) | 2020-08-07 |
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| CN202010342763.XA Pending CN111504678A (en) | 2020-04-26 | 2020-04-26 | Floating barge for crane load test and load test method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112129561A (en) * | 2020-09-04 | 2020-12-25 | 中船黄埔文冲船舶有限公司 | Crane load test method |
| CN113247772A (en) * | 2021-03-29 | 2021-08-13 | 中船澄西船舶修造有限公司 | Load test method for crane solid ship after installation |
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| US4697458A (en) * | 1986-11-21 | 1987-10-06 | Billstein Herbert H | Crane load-test gauge |
| CN202547962U (en) * | 2012-02-10 | 2012-11-21 | 上海外高桥造船有限公司 | Load test device for derrick system of drilling platform |
| CN102967480A (en) * | 2012-12-03 | 2013-03-13 | 长沙东屋机电有限责任公司 | Water tank type weight test block for bridge type crane static test |
| CN105738144A (en) * | 2016-03-29 | 2016-07-06 | 河南省特种设备安全检测研究院 | Crane smooth loading test device and test method thereof |
| CN106226101A (en) * | 2016-07-30 | 2016-12-14 | 青岛蓝天创先科技服务有限公司 | A kind of folding bridge crane static load test counterweight water bag and suspension bracket |
| CN106315392A (en) * | 2016-11-18 | 2017-01-11 | 南通欣通船舶与海洋工程设计有限公司 | Hoisting structure with barge used as lifting weight test buoyancy tank |
| CN109733998A (en) * | 2019-02-27 | 2019-05-10 | 上海振华重工(集团)股份有限公司 | A kind of calibration of lifting equipment weight and test mass method |
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2020
- 2020-04-26 CN CN202010342763.XA patent/CN111504678A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4697458A (en) * | 1986-11-21 | 1987-10-06 | Billstein Herbert H | Crane load-test gauge |
| CN202547962U (en) * | 2012-02-10 | 2012-11-21 | 上海外高桥造船有限公司 | Load test device for derrick system of drilling platform |
| CN102967480A (en) * | 2012-12-03 | 2013-03-13 | 长沙东屋机电有限责任公司 | Water tank type weight test block for bridge type crane static test |
| CN105738144A (en) * | 2016-03-29 | 2016-07-06 | 河南省特种设备安全检测研究院 | Crane smooth loading test device and test method thereof |
| CN106226101A (en) * | 2016-07-30 | 2016-12-14 | 青岛蓝天创先科技服务有限公司 | A kind of folding bridge crane static load test counterweight water bag and suspension bracket |
| CN106315392A (en) * | 2016-11-18 | 2017-01-11 | 南通欣通船舶与海洋工程设计有限公司 | Hoisting structure with barge used as lifting weight test buoyancy tank |
| CN109733998A (en) * | 2019-02-27 | 2019-05-10 | 上海振华重工(集团)股份有限公司 | A kind of calibration of lifting equipment weight and test mass method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112129561A (en) * | 2020-09-04 | 2020-12-25 | 中船黄埔文冲船舶有限公司 | Crane load test method |
| CN113247772A (en) * | 2021-03-29 | 2021-08-13 | 中船澄西船舶修造有限公司 | Load test method for crane solid ship after installation |
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Application publication date: 20200807 |