CN106494566A - A kind of diagonal-bracing type bracket - Google Patents
A kind of diagonal-bracing type bracket Download PDFInfo
- Publication number
- CN106494566A CN106494566A CN201611068470.7A CN201611068470A CN106494566A CN 106494566 A CN106494566 A CN 106494566A CN 201611068470 A CN201611068470 A CN 201611068470A CN 106494566 A CN106494566 A CN 106494566A
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- CN
- China
- Prior art keywords
- diagonal
- bracket
- endoporus
- stiffener
- bracing type
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B3/00—Hulls characterised by their structure or component parts
- B63B3/14—Hull parts
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a kind of diagonal-bracing type bracket, including：One horizontal stiffener；One longitudinal stiffener, one end of longitudinal stiffener are fixedly connected with the side of horizontal stiffener, and longitudinal stiffener is vertical with horizontal stiffener；One bracket, the two ends of bracket are fixedly connected with the side of the side of horizontal stiffener and longitudinal stiffener respectively, the hypotenuse of isosceles right triangle structure is divided into the region of high stress, transition region and low stress area to the right angle portions of isosceles right triangle structure, low stress area offers an endoporus, and the endoporus toe-end of the both sides of endoporus is respectively formed a rounding.Overall dimensions of the present invention by optimization bracket, do not increase the stress level of the bracket region of high stress, maintain even to improve the original margin of safety of structure.Finally so that the stress level homogenization of whole bracket, improves the overall Fabric utilization of bracket and margin of safety.
Description
Technical field
A kind of the present invention relates to technical field of bracket, more particularly to diagonal-bracing type bracket.
Background technology
The end bracket of hull stiffener and main support component is typically designed as triangle or free margins for circular arc
Class triangular form, in these stiffeners, the stress level skewness weighing apparatus in each region.Stress is from bracket free margins to heel
Region downward trend in gradient, is followed successively by the region of high stress, transition region and low stress area.The structure profit of transition region and low stress area
Low with rate, not only weight is bigger than normal to cause traditional bracket, and fusion length is longer, there is larger waste.
Content of the invention
For the problem of above-mentioned generation, it is an object of the invention to provide a kind of diagonal-bracing type bracket.
To achieve these goals, the technical scheme taken of the present invention is：
A kind of diagonal-bracing type bracket, wherein, including：One horizontal stiffener；One longitudinal stiffener, the one of longitudinal stiffener
End is fixedly connected with the side of the horizontal stiffener, and longitudinal stiffener is vertical with the horizontal stiffener；One bracket, institute
The two ends for stating bracket are fixedly connected with the side of the horizontal stiffener and the side of longitudinal stiffener respectively, the bracket
For isosceles right triangle structure or hypotenuse for camber line isosceles right triangle structure or hypotenuse be in the middle of the camber line of two ends straight
The isosceles right triangle structure of line；The hypotenuse of the isosceles right triangle structure is to the isosceles right triangle structure
Right angle portions are divided into the region of high stress, transition region and low stress area, and the low stress area offers an endoporus, the endoporus
The endoporus toe-end of both sides is respectively formed a rounding, removes the low stress area by the endoporus, and excellent by the endoporus toe-end
Change the boundary shape of the transition region；The width at the edge of the hypotenuse of the isosceles right triangle structure to the endoporus is institute
The span width of diagonal brace is stated, the length of the right-angle side of the isosceles triangular structure is the brachium of the diagonal brace, and the span width is little
In the brachium.
Above-mentioned diagonal-bracing type bracket, wherein, the span width is the 1/3～1/5 of the brachium.
Above-mentioned diagonal-bracing type bracket, wherein, the endoporus toe-end brachium of the endoporus toe-end is the 1/3～1/ of the brachium
5.
Above-mentioned diagonal-bracing type bracket, wherein, the chamfering radius is about the 1/8～1/10 of the brachium.
Above-mentioned diagonal-bracing type bracket, wherein, 1.5～2 times for spacing of longitudinals of the span width.
Above-mentioned diagonal-bracing type bracket, wherein, the chamfering radius is 0.5～1.5 times of the spacing of longitudinals.
Above-mentioned diagonal-bracing type bracket, wherein, is arranged in parallel some aggregates along the hypotenuse direction of the diagonal brace.
As a result of above-mentioned technology, the good effect for being allowed to have compared with prior art is the present invention：
(1) present invention deletes the structure of part low stress area, correspondingly improves the stress level of transition region.Originally low should
The deformation energy that power area undertakes is undertaken by transition region.
(2) overall dimensions of the present invention by optimization bracket, do not increase the stress level of the bracket region of high stress, maintain even
Improve the original margin of safety of structure.Finally so that the stress level homogenization of whole bracket, improves the overall structure of bracket
Utilization rate and margin of safety.
Description of the drawings
Fig. 1 is the schematic diagram of the isosceles right triangle structure of the diagonal-bracing type bracket of the present invention.
Fig. 2 is the schematic diagram of the hypotenuse for the isosceles right triangle structure of camber line of the diagonal-bracing type bracket of the present invention.
Fig. 3 is the isosceles right triangle structure of the hypotenuse for two ends camber line middle straight line of the diagonal-bracing type bracket of the present invention
Schematic diagram.
The application schematic diagram of the diagonal-bracing type bracket of Fig. 4 present invention.
In accompanying drawing：1st, horizontal stiffener；2nd, longitudinal stiffener；3rd, bracket；41st, the region of high stress；42nd, transition region；43rd, low should
Power area；5th, endoporus；51st, endoporus toe-end；H, span width；La, brachium；A, endoporus toe-end brachium；R, chamfering radius.
Specific embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, but not as limiting to the invention.
Fig. 1 is the schematic diagram of the isosceles right triangle structure of the diagonal-bracing type bracket of the present invention, and Fig. 2 is the diagonal brace of the present invention
Schematic diagram of the hypotenuse of formula bracket for the isosceles right triangle structure of camber line, Fig. 3 are the hypotenuses of the diagonal-bracing type bracket of the present invention
For the schematic diagram of the isosceles right triangle structure of two ends camber line middle straight line, refer to shown in Fig. 1, Fig. 2, Fig. 3, show one
The diagonal-bracing type bracket of preferred embodiment is planted, is included：Laterally stiffener 1 and longitudinal stiffener 2, one end of longitudinal stiffener 2 with
Laterally the side of stiffener 1 is fixedly connected, and longitudinal stiffener 2 is vertical with horizontal stiffener 1.
Additionally, in as preferred embodiment, diagonal-bracing type bracket also includes：Bracket 3, the two ends of bracket 3 respectively with laterally
The side of stiffener 1 is fixedly connected with the side of longitudinal stiffener 2, and bracket 3 is tied for isosceles right triangle as shown in Figure 1
Structure or hypotenuse as shown in Figure 2 for camber line isosceles right triangle structure or hypotenuse as shown in Figure 3 be in the camber line of two ends
Between straight line isosceles right triangle structure.Diagonal-bracing type bracket is used for the end of stiffener and connects, and the two ends of bracket 3 are in order to fixation
The displacement of the lines of component ends and angular displacement.
Further, in as preferred embodiment, the hypotenuse of isosceles right triangle structure is tied to isosceles right triangle
The right angle portions of structure are divided into the region of high stress 41, transition region 42 and low stress area 43, and low stress area 43 offers an endoporus 5,
The endoporus toe-end 51 of the both sides of endoporus 5 is respectively formed a rounding.
Further, in as preferred embodiment, the width at the edge of the hypotenuse to endoporus 5 of isosceles right triangle structure
The span width H for diagonal brace is spent, the length of the right-angle side of isosceles triangular structure is the brachium La of diagonal brace 3, and span width H is less than brachium
La.
The application schematic diagram of the diagonal-bracing type bracket of Fig. 4 present invention, refers to shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4.
Additionally, in as preferred embodiment, removing low stress area 43 by endoporus 5, and being optimized by endoporus toe-end 51
The boundary shape of transition region 42.
Preferred embodiments of the present invention are the foregoing is only, embodiments of the present invention and protection model is not thereby limited
Enclose.
The present invention on the basis of the above also have mode is implemented as follows：
In further embodiment of the present invention, continuing with referring to shown in Fig. 1, Fig. 2 and Fig. 3, span width H is the 1/ of brachium La
3～1/5.
In further embodiment of the present invention, the endoporus toe-end brachium a of endoporus toe-end 51 is the 1/3～1/5 of brachium La.
In further embodiment of the present invention, chamfering radius r is about the 1/8～1/10 of brachium La.
In further embodiment of the present invention, 1.5～2 times for spacing of longitudinals of span width H.
In further embodiment of the present invention, 0.5～1.5 times for spacing of longitudinals of chamfering radius r.Reduce endoporus 5 as far as possible
The stress concentration of surrounding.
In further embodiment of the present invention, it is contemplated that column flexing when bracket 3 bears pressure is required, along bracket 3
Hypotenuse direction is arranged in parallel some aggregates.Aggregate two ends effectively should be fixed, and increase the rotary inertia of bracket 3.
In further embodiment of the present invention, existing bracket weight can be reduced 20%～30% by bracket 3, weld length energy
Reduce 20%～30%.And Finite element analysis results show, if only optimizing the shape of bracket inner boundary, diagonal-bracing type bracket
Maximum stress almost equal with conventional bracket；If optimize the shape of bracket inner boundary and free boundary, diagonal brace simultaneously
Less than conventional bracket, this explanation present invention has good practical value to the maximum stress of formula bracket.
In further embodiment of the present invention, above-mentioned parameter has a general applicability, but when horizontal bracket 1 and vertical bracket 2
When angle is close to 0 degree or is close to these limit states of 180 degree, boundary parameter of the present invention is no longer suitable for, but using this
The mechanics principle is invented, the higher material deletion rate of same acquisition.
Preferred embodiments of the present invention are the foregoing is only, embodiments of the present invention and protection model is not thereby limited
Enclose, to those skilled in the art, should can appreciate that done by all utilization description of the invention and diagramatic content
Equivalent and the scheme obtained by obviously changing, should be included in protection scope of the present invention.
Claims (7)
1. a kind of diagonal-bracing type bracket, it is characterised in that include：
One horizontal stiffener；
One longitudinal stiffener, one end of longitudinal stiffener are fixedly connected with the side of the horizontal stiffener, the vertical elbow
Plate is vertical with the horizontal bracket；
One bracket, the two ends of the bracket are fixed with the side of the horizontal stiffener and the side of longitudinal stiffener respectively
Connection, the bracket is isosceles right triangle structure or hypotenuse is the isosceles right triangle structure of camber line or hypotenuse is two
The isosceles right triangle structure of end camber line middle straight line；
The hypotenuse of the isosceles right triangle structure is divided into height to the right angle portions of the isosceles right triangle structure
Stressed zone, transition region and low stress area, the low stress area offer an endoporus, the equal shape of the endoporus toe-end of the both sides of the endoporus
Into a rounding, the low stress area is removed by the endoporus, and optimizes the border of the transition region by the endoporus toe-end
Shape；
The width at the edge of the hypotenuse of the isosceles right triangle structure to the endoporus is the span width of the diagonal brace, described
The length of the right-angle side of isosceles triangular structure is the brachium of the diagonal brace, and the span width is less than the brachium.
2. diagonal-bracing type bracket according to claim 1, it is characterised in that the span width is the 1/3～1/ of the brachium
5.
3. diagonal-bracing type bracket according to claim 2, it is characterised in that the endoporus toe-end brachium of the endoporus toe-end is
The 1/3～1/5 of the brachium.
4. diagonal-bracing type bracket according to claim 3, it is characterised in that the chamfering radius is about the 1/8 of the brachium
～1/10.
5. diagonal-bracing type bracket according to claim 1, it is characterised in that the span width for spacing of longitudinals 1.5～2
Times.
6. diagonal-bracing type bracket according to claim 4, it is characterised in that the chamfering radius is the spacing of longitudinals
0.5～1.5 times.
7. diagonal-bracing type bracket according to claim 1, it is characterised in that if being arranged in parallel along the hypotenuse direction of the diagonal brace
Dry aggregate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611068470.7A CN106494566A (en) | 2016-11-29 | 2016-11-29 | A kind of diagonal-bracing type bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611068470.7A CN106494566A (en) | 2016-11-29 | 2016-11-29 | A kind of diagonal-bracing type bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106494566A true CN106494566A (en) | 2017-03-15 |
Family
ID=58328707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611068470.7A Pending CN106494566A (en) | 2016-11-29 | 2016-11-29 | A kind of diagonal-bracing type bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106494566A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110979550A (en) * | 2019-06-18 | 2020-04-10 | 沪东中华造船(集团)有限公司 | Ship bulkhead toe end structure and design method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130002715A (en) * | 2011-06-29 | 2013-01-08 | 대우조선해양 주식회사 | Additional structure for alleviating stress concentration on the corner of steel structure for vessels |
| KR20140046607A (en) * | 2012-10-08 | 2014-04-21 | 현대중공업 주식회사 | Tank bottom structure of oil tanker |
| CN105000127A (en) * | 2015-07-29 | 2015-10-28 | 中国船舶工业集团公司第七〇八研究所 | Flat-plate type transverse compartment wall of cargo compartment |
| CN105416520A (en) * | 2015-11-17 | 2016-03-23 | 湖北海洋工程装备研究院有限公司 | Mud-flat oil storage tank |
| CN105599860A (en) * | 2016-03-29 | 2016-05-25 | 上海船舶研究设计院 | Large-opening hatch coaming bracket structure |
| CN205396420U (en) * | 2016-03-04 | 2016-07-27 | 江苏扬子鑫福造船有限公司 | Plate structure is mended to large -scale bulk freighter watertight |
-
2016
- 2016-11-29 CN CN201611068470.7A patent/CN106494566A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130002715A (en) * | 2011-06-29 | 2013-01-08 | 대우조선해양 주식회사 | Additional structure for alleviating stress concentration on the corner of steel structure for vessels |
| KR20140046607A (en) * | 2012-10-08 | 2014-04-21 | 현대중공업 주식회사 | Tank bottom structure of oil tanker |
| CN105000127A (en) * | 2015-07-29 | 2015-10-28 | 中国船舶工业集团公司第七〇八研究所 | Flat-plate type transverse compartment wall of cargo compartment |
| CN105416520A (en) * | 2015-11-17 | 2016-03-23 | 湖北海洋工程装备研究院有限公司 | Mud-flat oil storage tank |
| CN205396420U (en) * | 2016-03-04 | 2016-07-27 | 江苏扬子鑫福造船有限公司 | Plate structure is mended to large -scale bulk freighter watertight |
| CN105599860A (en) * | 2016-03-29 | 2016-05-25 | 上海船舶研究设计院 | Large-opening hatch coaming bracket structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110979550A (en) * | 2019-06-18 | 2020-04-10 | 沪东中华造船(集团)有限公司 | Ship bulkhead toe end structure and design method thereof |
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| C06 | 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 |
Application publication date: 20170315 |
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| RJ01 | Rejection of invention patent application after publication |