CN203402809U - Three-group vertical connection pulley block series connection type hanging row - Google Patents
Three-group vertical connection pulley block series connection type hanging row Download PDFInfo
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- CN203402809U CN203402809U CN201320449279.2U CN201320449279U CN203402809U CN 203402809 U CN203402809 U CN 203402809U CN 201320449279 U CN201320449279 U CN 201320449279U CN 203402809 U CN203402809 U CN 203402809U
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Abstract
The utility model provides a three-group vertical connection pulley block series connection type hanging row which comprises a hanging beam, wherein three groups of vertical connection pulley blocks are arranged at the lower side of the hanging beam; the three groups of vertical connection pulley blocks is of a structure that two fixed pulleys are symmetrically arranged at the lower end of the hanging beam; a series connection steel wire rope is connected with the hanging beam; the series connection steel wire rope is connected with the three groups of vertical connection pulley blocks in series, so that the three-group vertical connection pulley block series connection type hanging row can be formed. The three-group vertical connection pulley block series connection type hanging row has the beneficial effects that the problem of uneven stress of a hanging ring, an unloading buckle, a steel wire buckle and a segmental structure can be solved; the range of a position selection point of the hanging ring is relatively expanded, and the hanging ring can be arranged at the part with a structure having higher strength, so that the three-group vertical connection pulley block series connection type hanging row is well suitable for segmental hoisting with smaller geometrical dimension and lighter tonnage, and more sectional hanging rings with smaller geometrical dimension and lighter tonnage are avoided being arranged.
Description
Technical field
The utility model relates to a kind of three groups vertical connection pulley block in series formulas and hangs row.
Background technology
Current domestic shipbuilding yard large-sized gantry formula crane hangs the basic hanging beam type that adopts of row and hangs row, and its advantage is, can establish suspension ring more, makes single suspension ring load reduction and carry segmentation suspension ring place structural strength is required to reduce, and can reduce in a large number temporarily or forever reinforcement.Its shortcoming is, hanging beam type hangs and drains into steel wire buckle distance between each suspension ring and cannot mutually regulate, and can only lean on hanging beam horizontal tilt and the every cable steel wire buckle that crosses the river to regulate, and regulated quantity is very little, as shown in Figure 1.Suspension ring position is arranged and required accurately, need the strict steel wire buckle length of calculating, stressed basic equalization while making suspension ring and steel wire buckle, shackle lifting.Particularly in sectional turn-over process because suspension ring aloft constantly change position, need the length between steel wire buckle also will to change with the variation of suspension ring position, simultaneously hanging beam type hangs row and can't possess well-tuned performance.Hanging beam type hangs row and in use easily causes suspension ring, shackle, steel wire buckle and segmental structure discontinuity equalization, brings lifting accident.
Summary of the invention
For structural deficiency in prior art, the purpose of this utility model is to provide a kind of three groups vertical connection pulley block in series formulas and hangs row, be beneficial to improve hanging beam type and hang row's regulated quantity, while adapting to different suspension ring position and suspension ring load, each suspension ring, shackle, steel wire buckle and segmental structure are stressed evenly, improve lifting efficiency and safety.
For achieving the above object, the technical solution adopted in the utility model is to provide a kind of three groups vertical connection pulley block in series formulas and hangs row, this row of hanging includes hanging beam, wherein: at described hanging beam downside, be provided with three groups vertical connection assembly pulleys, the structure of described three groups of vertical connection assembly pulleys is to be arranged with two fixed pulleys in described hanging beam lower end, be connected with the steel rope of connecting with hanging beam, by described series connection steel rope, be in series with three vertical connection running blocks, form three groups vertical connection pulley block in series formulas and hang row.
Effect of the present utility model is that these three groups vertical connection pulley block in series formulas are hung the suspension ring of having determined, shackle, steel wire buckle and the segmental structure unbalance stress problem mediated.Suspension ring position selected element scope is expanded relatively, can well select relatively strong structure place that suspension ring are set, particularly in sectional turn-over process because suspension ring aloft constantly change position, need the length between steel wire buckle also will to change with the variation of suspension ring position, make each suspension ring, shackle and steel wire buckle remain producing balanced forces in sectional turn-over process, well avoided suspension ring position due to hanging beam type hang row regulated quantity less, suspension ring position range of choice is little, some or certain several suspension ring must be arranged on weak structure place, to carrying out temporarily compared with weak structure or forever strengthening.In the middle of described three groups vertical connection assembly pulleys, one group vertical connection assembly pulley can not participated in lifting load, rises to hanging beam top, well adapts to that physical dimension is relatively little, the relatively light segmentation suspension ring of tonnage too much arrange.
Accompanying drawing explanation
Fig. 1 is that existing hanging beam type hangs row and shows intention;
Fig. 2 is that three groups vertical connection pulley block in series formulas of the present utility model are hung row's schematic diagram.
In figure:
A, hanging beam B, fixed pulley C, series connection steel rope D, vertical connection running block
E, cable steel wire buckle crosses the river
The specific embodiment
By reference to the accompanying drawings and embodiment to three groups vertical connection pulley block in series formulas of the present utility model hang row structure be illustrated.
As shown in Figure 2, three groups vertical connection pulley block in series formulas of the present utility model are hung row, this row of hanging includes hanging beam A, in described hanging beam A lower end, be arranged with two fixed pulley B, described hanging beam A downside is provided with three groups vertical connection assembly pulley D, the structure of described three groups of vertical connection assembly pulleys is at described hanging beam A downside, be connected with the steel rope C that connects with hanging beam, by described series connection steel rope C, be connected with three groups vertical connection movable pulley D, under described three groups vertical connection movable pulley D, head sheave respectively hangs the cable steel wire buckle that crosses the river, form three groups vertical connection pulley block in series formulas and hang row.
One group vertical of the centre connection assembly pulley of described three groups of vertical connection assembly pulleys is not participated in lifting load, can rise to hanging beam top.
In figure, 1,2,3,4,5,6 is former rope point, when three groups vertical connection movable pulley D while load of hanging beam A downside, each suspension ring position can be located at differentiated levels place, its diff-H is no more than vertical connection running block D, and between each assembly pulley, rise or decline formed diff-H and each the former rope point of cable steel wire buckle that crosses the river are between 1,2,3,4,5,6, to rise or the formed diff-H that declines all can.Each suspension ring spacing can be unequal, and in suspension ring, axial plane is less than or equal to 30 ° and all can with the formed angle of cable steel wire buckle E that crosses the river.Expanded suspension ring position selected element, well adapted in sectional turn-over process, because suspension ring position aloft constantly changes position, the length adjustment between the steel wire buckle that required each hoisting string connects changes.Three groups vertical connection running block D, middle one group vertical connection running block can not participate in lifting load, be promoted to hanging beam A lower surface top is located top, but the row's of hanging gross load reduces by 1/3 load.Well met that relative weight is light, the relatively lifting of subsection of physical dimension.
On the row of hanging six rope point type bases, as three groups vertical connection running block D of hanging beam A downside, the lower end suspended cable steel wire buckle E that crosses the river, in former rope point 1,2,3,4,5,6, when any two adjacent former rope points rope, form the row of hanging five rope point types, two former ropes rope are one and Suo Dianshi, this also rope point load be the twice of former rope point load.As three groups vertical connection running block D, when the former rope point 3,4 of middle one group vertical connection running block does not participate in lifting load, form the row's of hanging four rope point types, during this form, maximum load is 2/3 times of the row's of hanging six rope point type maximum loads.On the row of hanging four rope point type bases, the vertical connection running block in both sides in three groups vertical connection running block D crosses the river the former rope point 1 of cable steel wire buckle E and former rope point 2,5 and former rope point 6 respectively and rope is two and rope points, form the row's of hanging two rope point types, and rope point load is 2 times of former rope point load.As three groups vertical connection running block D of hanging beam A downside, the lower end suspended cable steel wire buckle E that crosses the river, former rope point 1 and former rope point 2,3 and former rope point 4,5 and former rope point 6 are respectively three and rope points, form the row's of hanging three rope point types, and rope point load are 2 times of former rope point load.
The three groups vertical connection pulley block in series formulas of 200t load of take are hung row and are illustrated as example, and three groups vertical connection pulley block in series formulas of 200t load are hung row's lifting part main technical details:
Every group of load of three groups vertical connection assembly pulley D is 66.6t, and every each load of the former rope point of cable steel wire buckle E two (buckleing nose) that crosses the river is 33.3t, and the lower gross load of the row of hanging is the former rope point number of 33.3t (former rope point load) * 6()=200t.
Three groups vertical connection assembly pulley D, when middle one group vertical connection assembly pulley is promoted to hanging beam A to top while not participating in lifting load, load is 2/3 times of the row's of hanging maximum load.
Three groups vertical connection pulley block in series formulas are hung row's size, load can design as required.
Claims (2)
1. three groups vertical connection pulley block in series formulas are hung row, this row of hanging includes hanging beam, it is characterized in that: at described hanging beam downside, be provided with three groups vertical connection assembly pulleys, the structure of described three groups of vertical connection assembly pulleys is to be arranged with two fixed pulleys in described hanging beam lower end, be connected with the steel rope of connecting with hanging beam, by described series connection steel rope, be in series with three vertical connection running blocks, form three groups vertical connection pulley block in series formulas and hang row.
2. three groups vertical connection pulley block in series formulas according to claim 1 are hung row, it is characterized in that: one group vertical of the centre connection assembly pulley of described three groups of vertical connection assembly pulleys is not participated in lifting load, can rise to hanging beam top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320449279.2U CN203402809U (en) | 2013-07-25 | 2013-07-25 | Three-group vertical connection pulley block series connection type hanging row |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320449279.2U CN203402809U (en) | 2013-07-25 | 2013-07-25 | Three-group vertical connection pulley block series connection type hanging row |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203402809U true CN203402809U (en) | 2014-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320449279.2U Expired - Fee Related CN203402809U (en) | 2013-07-25 | 2013-07-25 | Three-group vertical connection pulley block series connection type hanging row |
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| CN (1) | CN203402809U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104192692A (en) * | 2014-09-18 | 2014-12-10 | 中安（天津）航空设备有限公司 | Airplane hoisting rigging |
| CN105329766A (en) * | 2015-11-17 | 2016-02-17 | 无锡市新华起重工具有限公司 | Automatic balance type lifting beam |
| CN107381326A (en) * | 2017-07-10 | 2017-11-24 | 中建钢构有限公司 | A kind of suspender of Large Steel cylinder |
-
2013
- 2013-07-25 CN CN201320449279.2U patent/CN203402809U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104192692A (en) * | 2014-09-18 | 2014-12-10 | 中安（天津）航空设备有限公司 | Airplane hoisting rigging |
| CN105329766A (en) * | 2015-11-17 | 2016-02-17 | 无锡市新华起重工具有限公司 | Automatic balance type lifting beam |
| CN107381326A (en) * | 2017-07-10 | 2017-11-24 | 中建钢构有限公司 | A kind of suspender of Large Steel cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 Termination date: 20200725 |
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| CF01 | Termination of patent right due to non-payment of annual fee |