CN203866713U - Bridge girder erection machine girder - Google Patents
Bridge girder erection machine girder Download PDFInfo
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- CN203866713U CN203866713U CN201420237114.3U CN201420237114U CN203866713U CN 203866713 U CN203866713 U CN 203866713U CN 201420237114 U CN201420237114 U CN 201420237114U CN 203866713 U CN203866713 U CN 203866713U
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- ripple sternum
- crane
- left plate
- section
- sternum
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Abstract
The utility model discloses a bridge girder erection machine girder which comprises corrugated web H structural steels, a hexagon honeycomb web, a transverse supporting rod and a partition board, wherein each corrugated web H structural steel comprises a top flange, a bottom flange and a wavy web arranged between the top flange and the bottom flange; three corrugated web H structural steels namely a first corrugated web H structural steel, a second corrugated web H structural steel and a third corrugated web H structural steel are arranged; the hexagon honeycomb web comprises a left plate and a right plate; the top ends of the left plate and the right plate are fixed on the lower surface of the first corrugated web H structural steel; the tail end of the left plate is fixed on the upper surface of the second corrugated web H structural steel; the tail end of the right plate is fixed on the upper surface of the third corrugated web H structural steel; the partition board is arranged between the left plate and the right plate; an included angle is formed between the left plate and the right plate; the transverse supporting rod is fixedly connected with the second corrugated web H structural steel, the third corrugated web H structural steel and the partition board. The bridge girder erection machine girder can reduce the self weight and improve the bearing capacity.
Description
Technical field
The utility model relates to spandrel girder technical field, relates in particular to a kind of crane ' s major girder.
Background technology
For general Bridge Erector, girder is the bearing structure of Bridge Erector hoisting overhead travelling crane, and provide vertical shift track for hoisting overhead travelling crane, the weight of girder almost accounts for the half of full machine gross weight, therefore girder is as the main stress members of whole Bridge Erector, control its mechanical characteristic and weight most important, crane ' s major girder is very harsh for the requirement of structure, must meet intensity, rigidity and stability simultaneously.
At present, traditional crane ' s major girder weight ratio is larger, and structure design is unreasonable, causes effective load-bearing of girder smaller.
Therefore, how providing a kind of crane ' s major girder, to realize reduction own wt, improve supporting capacity, is current those skilled in the art technical problems urgently to be resolved hurrily.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of crane ' s major girder, to realize reduction own wt, improves supporting capacity.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of crane ' s major girder, comprise Ripple Sternum, hexagon honeycomb web, transverse support bar and dividing plate, wherein, described Ripple Sternum comprises top flange, bottom flange and be arranged on described top flange and described bottom flange between wave webs, totally three of described Ripple Sternum, be respectively the first Ripple Sternum, the second Ripple Sternum and the 3rd Ripple Sternum, described hexagon honeycomb web comprises left plate and right panel, the top of described left plate and described right panel is all fixed on the soffit of described the first Ripple Sternum, the end of described left plate is fixed on the upper surface of described the second Ripple Sternum, the end of described right panel is fixed on the upper surface of described the 3rd Ripple Sternum, described dividing plate is arranged between described left plate and described right panel, described left plate and the setting in a certain angle of described right panel, described transverse support bar is fixedly connected with described the second Ripple Sternum and described the 3rd Ripple Sternum, and be fixedly connected with described dividing plate.
Preferably, in aforementioned barriers, be provided with triangle through hole.
Preferably, above-mentioned transverse support bar is channel-section steel.
Preferably, the upper surface of above-mentioned the first Ripple Sternum is provided with aisle square steel.
Preferably, the cross section of above-mentioned wave webs is trapezoidal cross-section structure.
Preferably, the cross section of above-mentioned wave webs is sine curve or cosine curve section structure.
Preferably, the cross section of above-mentioned wave webs is retangular section structure.
Preferably, the cross section of above-mentioned wave webs is circular section structure.
Preferably, the cross section of above-mentioned wave webs is triangular section structure.
The crane ' s major girder that the utility model provides, comprise Ripple Sternum, hexagon honeycomb web, transverse support bar and dividing plate, wherein, described Ripple Sternum comprises top flange, bottom flange and be arranged on described top flange and described bottom flange between wave webs, totally three of described Ripple Sternum, be respectively the first Ripple Sternum, the second Ripple Sternum and the 3rd Ripple Sternum, described hexagon honeycomb web comprises left plate and right panel, the top of described left plate and described right panel is all fixed on the soffit of described the first Ripple Sternum, the end of described left plate is fixed on the upper surface of described the second Ripple Sternum, the end of described right panel is fixed on the upper surface of described the 3rd Ripple Sternum, described dividing plate is arranged between described left plate and described right panel, described left plate and the setting in a certain angle of described right panel, described transverse support bar is fixedly connected with described the second Ripple Sternum and described the 3rd Ripple Sternum, and be fixedly connected with described dividing plate.Wherein, owing to having adopted Ripple Sternum, can reach shearing resistance total cross-section effective, improve the shear resistant capacity in cross section, thereby can make thinner, from heavy and light, raw material are saved, improve stock utilization, and break through the restriction of traditional flat web H shape steel web ratio of height to thickness, overcome the problem of the easy local buckling of flat web distortion, therefore, realize reduction own wt, improve the object of supporting capacity, and, hexagon honeycomb web comprises left plate and right panel, namely left plate and right panel are all hexagon honeycomb webs, the supporting capacity of hexagon honeycomb web is good, weight has also obtained reduction, the first Ripple Sternum is positioned at topmost, left plate and right panel tilt to the left and right sides, setting in a certain angle, for triangular structure, the second Ripple Sternum is positioned at lower-left end, the 3rd Ripple Sternum is positioned at bottom righthand side, transverse support bar is used for being fixedly connected with the second Ripple Sternum and the 3rd Ripple Sternum, form an overall triangular structure, supporting capacity has obtained further raising, structure has obtained further simplification, weight has obtained further reduction, and, between left plate and right panel, be provided with dividing plate, dividing plate is also connected in transverse support bar, supporting capacity has obtained further raising, structure has obtained further simplification, weight has obtained further reduction.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The cross-sectional structure schematic diagram of the crane ' s major girder that Fig. 1 provides for the utility model embodiment;
The side-looking structural representation of the crane ' s major girder that Fig. 2 provides for the utility model embodiment;
The structural representation of the first detailed description of the invention of the Ripple Sternum that Fig. 3 provides for the utility model embodiment;
The structural representation of the second detailed description of the invention of the Ripple Sternum that Fig. 4 provides for the utility model embodiment;
The structural representation of the third detailed description of the invention of the Ripple Sternum that Fig. 5 provides for the utility model embodiment;
The structural representation of the 4th kind of detailed description of the invention of the Ripple Sternum that Fig. 6 provides for the utility model embodiment;
The structural representation of the 5th kind of detailed description of the invention of the Ripple Sternum that Fig. 7 provides for the utility model embodiment;
The side-looking structural representation of the Ripple Sternum that Fig. 8 provides for the utility model embodiment.
In upper Fig. 1-8:
Wave webs 1, top flange 2, bottom flange 3, the first Ripple Sternum 4, the second Ripple Sternum 5, the 3rd Ripple Sternum 6, dividing plate 7, aisle square steel 8, left plate 9, right panel 10, horizontal connecting rod 11, fixed connecting plate 12.
Detailed description of the invention
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1-Fig. 8, the cross-sectional structure schematic diagram of the crane ' s major girder that Fig. 1 provides for the utility model embodiment; The side-looking structural representation of the crane ' s major girder that Fig. 2 provides for the utility model embodiment; The structural representation of the first detailed description of the invention of the Ripple Sternum that Fig. 3 provides for the utility model embodiment; The structural representation of the second detailed description of the invention of the Ripple Sternum that Fig. 4 provides for the utility model embodiment; The structural representation of the third detailed description of the invention of the Ripple Sternum that Fig. 5 provides for the utility model embodiment; The structural representation of the 4th kind of detailed description of the invention of the Ripple Sternum that Fig. 6 provides for the utility model embodiment; The structural representation of the 5th kind of detailed description of the invention of the Ripple Sternum that Fig. 7 provides for the utility model embodiment; The side-looking structural representation of the Ripple Sternum that Fig. 8 provides for the utility model embodiment.
The crane ' s major girder that the utility model embodiment provides, comprise Ripple Sternum, hexagon honeycomb web, transverse support bar 11 and dividing plate 7, wherein, described Ripple Sternum comprises top flange 2, bottom flange 3 and be arranged on the wave webs 1 between described top flange 2 and described bottom flange 3, totally three of described Ripple Sternum, be respectively the first Ripple Sternum 4, the second Ripple Sternum 5 and the 3rd Ripple Sternum 6, described hexagon honeycomb web comprises left plate 9 and right panel 10, the top of described left plate 9 and described right panel 10 is all fixed on the soffit of described the first Ripple Sternum 4, the end of described left plate 9 is fixed on the upper surface of described the second Ripple Sternum 5, the end of described right panel 10 is fixed on the upper surface of described the 3rd Ripple Sternum 6, described dividing plate 7 is arranged between described left plate 9 and described right panel 10, described left plate 9 and described right panel 10 setting in a certain angle, described transverse support bar 11 is fixedly connected with described the second Ripple Sternum 5 and described the 3rd Ripple Sternum 6, and be fixedly connected with described dividing plate 7.Wherein, owing to having adopted Ripple Sternum, can reach shearing resistance total cross-section effective, improve the shear resistant capacity in cross section, thereby can make thinner, from heavy and light, raw material are saved, improve stock utilization, and break through the restriction of traditional flat web H shape steel web ratio of height to thickness, overcome the problem of the easy local buckling of flat web distortion, therefore, realize reduction own wt, improve the object of supporting capacity, and, hexagon honeycomb web comprises left plate 9 and right panel 10, namely left plate 9 and right panel 10 are all hexagon honeycomb webs, the supporting capacity of hexagon honeycomb web is good, weight has also obtained reduction, the first Ripple Sternum 4 is positioned at topmost, left plate 9 and right panel 10 tilt to the left and right sides, setting in a certain angle, for triangular structure, the second Ripple Sternum 5 is positioned at lower-left end, the 3rd Ripple Sternum 6 is positioned at bottom righthand side, transverse support bar 11 is for being fixedly connected with the second Ripple Sternum 5 and the 3rd Ripple Sternum 6, form an overall triangular structure, supporting capacity has obtained further raising, structure has obtained further simplification, weight has obtained further reduction, and, between left plate 9 and right panel 10, be provided with dividing plate 7, dividing plate 7 is also connected in transverse support bar 11, supporting capacity has obtained further raising, structure has obtained further simplification, weight has obtained further reduction.
In order to play good support effect, left plate 9 is connected to the centre position in the second Ripple Sternum 5, below this centre position, be corrugated web 1, right panel 10 is connected to the centre position in the 3rd Ripple Sternum 6, below this centre position, be corrugated web 1, meanwhile, the outside of the second Ripple Sternum 5 and the 3rd Ripple Sternum 6 respectively can also be added to fixed connecting plate 12, further improve the stability of structure.
In order further to optimize such scheme, on dividing plate 7, be provided with triangle through hole, and three limits of triangle through hole on dividing plate 7 be arranged with left plate 9, right panel 10 and transverse support bar 11 respectively in parallel, can improve supporting capacity, and reduce weight.
In order further to optimize such scheme, transverse support bar 11 is channel-section steel, and channel-section steel has good support and is connected effect.
In order further to optimize such scheme, the upper surface of the first Ripple Sternum 4 is provided with aisle square steel 8, and aisle square steel 8 uses as vertical shift track, and square steel 8 supporting capacitys in aisle are strong.
Wherein, the cross section of wave webs 1 can be various wavy surfaces, it can be trapezoidal cross-section structure, as shown in Figure 3, the wedge angle of the bending part of trapezoidal cross-section structure can have arc transition, scratches operating personnel, simultaneously while preventing from assembling, trapezoidal cross-section structure can be equally distributed, thereby further improves structural strength.
The cross section of wave webs 1 can be also sine curve or cosine curve section structure, and as shown in Figure 4, meanwhile, sine curve section structure or cosine curve section structure can be equally distributed, thereby further improve structural strength.
The cross section of wave webs 1 can be also retangular section structure, and as shown in Figure 5, the wedge angle of the bending part of retangular section structure can have arc transition, while preventing from assembling, scratch operating personnel, meanwhile, retangular section structure can be equally distributed, thereby further improves structural strength.
The cross section of wave webs 1 can be also circular section structure, and as shown in Figure 6, the circular arc of circular section structure can be to be less than or equal to circular arc half, and meanwhile, circular section structure can be equally distributed, thereby further improves structural strength.
The cross section of wave webs 1 is triangular section structure, and as shown in Figure 7, the wedge angle of the bending part of triangular section structure can have arc transition, while preventing from assembling, scratch operating personnel, meanwhile, triangular section structure can be equally distributed, thereby further improves structural strength.
The crane ' s major girder that the utility model embodiment provides not only makes self gross weight decline 30%, and Ripple Sternum can make girder rigidity, the bent supporting capacity of shearing resistance and anti-fatigue performance also increase, and Ripple Sternum is saved 20%～50% material than traditional shaped steel, for client's cost of reducing investment outlay, although manufacturing cost increases approximately 10%, but comprehensive cost is saved more than 20%, Ripple Sternum is compared with common flat web H shaped steel in addition, the former has higher out of plane stiffness and shear buckling intensity, the former shear resistance is much bigger, the resistance to overturning of web is relatively good.Therefore in the situation that overall weight alleviates, do not affect the mechanical characteristic of girder, be especially applied in while use on 180T bridging machine for both highway and railway, effect is better.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. a crane ' s major girder, is characterized in that, comprises Ripple Sternum, hexagon honeycomb web, transverse support bar and dividing plate,
Wherein, described Ripple Sternum comprise top flange, bottom flange and be arranged on described top flange and described bottom flange between wave webs, totally three of described Ripple Sternum, are respectively the first Ripple Sternum, the second Ripple Sternum and the 3rd Ripple Sternum
Described hexagon honeycomb web comprises left plate and right panel, the top of described left plate and described right panel is all fixed on the soffit of described the first Ripple Sternum, the end of described left plate is fixed on the upper surface of described the second Ripple Sternum, the end of described right panel is fixed on the upper surface of described the 3rd Ripple Sternum
Described dividing plate is arranged between described left plate and described right panel, described left plate and the setting in a certain angle of described right panel,
Described transverse support bar is fixedly connected with described the second Ripple Sternum and described the 3rd Ripple Sternum, and is fixedly connected with described dividing plate.
2. crane ' s major girder according to claim 1, is characterized in that, is provided with triangle through hole on described dividing plate.
3. crane ' s major girder according to claim 1, is characterized in that, described transverse support bar is channel-section steel.
4. crane ' s major girder according to claim 1, is characterized in that, the upper surface of described the first Ripple Sternum is provided with aisle square steel.
5. crane ' s major girder according to claim 1, is characterized in that, the cross section of described wave webs is trapezoidal cross-section structure.
6. crane ' s major girder according to claim 1, is characterized in that, the cross section of described wave webs is sine curve or cosine curve section structure.
7. crane ' s major girder according to claim 1, is characterized in that, the cross section of described wave webs is retangular section structure.
8. crane ' s major girder according to claim 1, is characterized in that, the cross section of described wave webs is circular section structure.
9. crane ' s major girder according to claim 1, is characterized in that, the cross section of described wave webs is triangular section structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420237114.3U CN203866713U (en) | 2014-05-09 | 2014-05-09 | Bridge girder erection machine girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420237114.3U CN203866713U (en) | 2014-05-09 | 2014-05-09 | Bridge girder erection machine girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203866713U true CN203866713U (en) | 2014-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420237114.3U Expired - Fee Related CN203866713U (en) | 2014-05-09 | 2014-05-09 | Bridge girder erection machine girder |
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| CN (1) | CN203866713U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109750605A (en) * | 2019-03-05 | 2019-05-14 | 冯丛 | A kind of compound main beam of civil engineering bridge construction |
-
2014
- 2014-05-09 CN CN201420237114.3U patent/CN203866713U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109750605A (en) * | 2019-03-05 | 2019-05-14 | 冯丛 | A kind of compound main beam of civil engineering bridge construction |
| CN109750605B (en) * | 2019-03-05 | 2020-05-08 | 冯丛 | Duplex girder for civil engineering bridge construction |
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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: 20141008 Termination date: 20190509 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |