CN205855810U - A kind of bridging crane main beam structure - Google Patents
A kind of bridging crane main beam structure Download PDFInfo
- Publication number
- CN205855810U CN205855810U CN201620805665.4U CN201620805665U CN205855810U CN 205855810 U CN205855810 U CN 205855810U CN 201620805665 U CN201620805665 U CN 201620805665U CN 205855810 U CN205855810 U CN 205855810U
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- CN
- China
- Prior art keywords
- web
- lower cover
- plate
- arc lower
- main beam
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Abstract
nullThis utility model relates to a kind of bridging crane main beam structure，It includes arc lower cover，The lower section of described arc lower cover is evenly arranged with connecting rod along its length，It is respectively arranged with horizontal plate outside the two ends of described arc lower cover，The upper surface of the horizontal plate at described arc lower cover two ends is respectively arranged with web A and web B，Described web A and the top of web B are provided with upper cover plate，The two ends of described upper cover plate and arc lower cover are respectively arranged with end plate，The centre position of the upper surface of described upper cover plate is provided with guide rail，The centre position of the lower surface of described upper cover plate is provided with web C，The lower end of described web C is arranged on the upper surface of arc lower cover，Described web A and the inner side of web B are respectively arranged with angle steel，Described web A and web B is evenly arranged with reinforcing plate with the outside of horizontal plate and the junction of upper cover plate respectively along guide rail direction；This utility model reasonable in design, uniform force, bearing capacity are strong.
Description
Technical field
This utility model belongs to crane technical field, is specifically related to a kind of main beam structure, rises particularly to a kind of bridge-type
Heavy-duty machine main beam structure.
Background technology
The crane span structure of bridge crane along be laid on both sides overhead on track longitudinally running, can make full use of below crane span structure
Space handling material, do not hindered by ground installation, it is a kind of hoisting machinery that range is the widest, quantity is most, and
Crane girder is the core component that bridge crane bears body weight, and its structure direct relation the workability of crane
Can, current existing bridging crane main beam generally uses to be combined by the vertical web of upper and lower cover plate and both sides and forms box-type
Structure, in order to ensure that dolly is steadily walked, the upper and lower cover plate of general girder is all to use straight beam structure, but in actual application
Find that this structure exists distribution of force situation undesirable, the problems such as own wt is excessive；Therefore it provides a kind of structure design is closed
Reason, the bridging crane main beam structure little, uniform force, bearing capacity are strong of conducting oneself with dignity are very important.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and provides a kind of reasonable in design, deadweight
The bridging crane main beam structure little, uniform force, bearing capacity are strong.
The purpose of this utility model is achieved in that a kind of bridging crane main beam structure, and it includes arc lower cover,
The lower section of described arc lower cover is evenly arranged with connecting rod along its length, divides outside the two ends of described arc lower cover
Not being provided with horizontal plate, the upper surface of the horizontal plate at described arc lower cover two ends is respectively arranged with web A and web B, institute
The web A stated and the top of web B are provided with upper cover plate, and the two ends of described upper cover plate and arc lower cover are respectively arranged with end
Plate, the centre position of the upper surface of described upper cover plate is provided with guide rail, and the interposition of the lower surface of described upper cover plate installs
The lower end being equipped with web C, described web C is arranged on the upper surface of arc lower cover, described web A and the inner side of web B
It is respectively arranged with the outside of junction of angle steel, described web A and web B and horizontal plate and upper cover plate along guide rail direction respectively
It is evenly arranged with reinforcing plate.
Angle steel inside described web A and web B is symmetrical.
It is right that the quantity of described angle steel is at least two.
The cross section of described reinforcing plate is triangular structure.
Described arc lower cover is integrated with the horizontal plate at two ends.
Described angle steel is fixing with web A and web B to be connected.
The cross section of described web C is T font structure.
The beneficial effects of the utility model: in this utility model, the cross section of the lower cover of box-structure girder uses arc knot
Structure, compared with traditional straight cover plate of level, the stress state of arc lower cover changes, and is more uniformly stressed, thus improves
The force-bearing situation of crane girder so that the bearing capacity of crane girder increased, is ensureing crane main beam structure
Alleviating the deadweight of crane girder while intensity, save material, reduce cost, upper cover plate upper surface can be led by web C
Rail is played a supporting role, and arc lower cover can be played fixing effect by connecting rod, prevents arc lower cover from deforming so that rise
Heavy-duty machine main beam structure is more stable, the angle steel of the centre of web, for the horizontal drag of strengthening web, it is to avoid web is by buckling
Shape；This utility model has reasonable in design, advantage little, that uniform force, bearing capacity are strong of conducting oneself with dignity.
Accompanying drawing explanation
Fig. 1 is the front view of this utility model a kind of bridging crane main beam structure.
Fig. 2 is the A-A sectional view of Fig. 1 this utility model a kind of bridging crane main beam structure.
In figure: 1, arc lower cover 2, connecting rod 3, web B 4, reinforcing plate 5, angle steel 6, upper cover plate 7, web C
8, guide rail 9, web A 10, horizontal plate 11, end plate.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described further.
Embodiment 1
As depicted in figs. 1 and 2, a kind of bridging crane main beam structure, it includes arc lower cover 1, under described arc
The lower section of cover plate 1 is evenly arranged with connecting rod 2 along its length, is respectively arranged with outside the two ends of described arc lower cover 1
Horizontal plate 10, the upper surface of the horizontal plate 10 at described arc lower cover 1 two ends is respectively arranged with web A9 and web B3, described
Web A9 and the top of web B3 be provided with upper cover plate 6, described upper cover plate 6 and the two ends of arc lower cover 1 are respectively provided with
End plate 11, the centre position of the upper surface of described upper cover plate 6 is had to be provided with guide rail 8, in the lower surface of described upper cover plate 6
Meta installs and is equipped with web C7, and the lower end of described web C7 is arranged on the upper surface of arc lower cover 1, described web A9 and
The inner side of web B3 is respectively arranged with the junction of angle steel 5, described web A9 and web B3 and horizontal plate 10 and upper cover plate 6
Outside is evenly arranged with reinforcing plate 4 respectively along guide rail 8 direction.
In this utility model, the cross section of the lower cover of box-structure girder uses arcuate structure, with traditional straight cover plate of level
Comparing, the stress state of arc lower cover 1 changes, and is more uniformly stressed, thus improves the stress shape of crane girder
Condition so that the bearing capacity of crane girder increased, alleviates crane while ensureing crane main beam structure intensity
The deadweight of girder, saves material, reduces cost, and the guide rail 8 of upper cover plate 6 upper surface can be played a supporting role by web C7, even
Arc lower cover can be played fixing effect by extension bar 2, prevents arc lower cover 1 transversely deforming so that crane girder is tied
Structure is more stable, the angle steel 5 on web A9 and web B3, for the horizontal drag of strengthening web A9 and web B3, it is to avoid abdomen A9
With web B3 compressive deformation；This utility model has reasonable in design, advantage little, that uniform force, bearing capacity are strong of conducting oneself with dignity.
Embodiment 2
As depicted in figs. 1 and 2, a kind of bridging crane main beam structure, it includes arc lower cover 1, under described arc
The lower section of cover plate 1 is evenly arranged with connecting rod 2 along its length, is respectively arranged with outside the two ends of described arc lower cover 1
Horizontal plate 10, the upper surface of the horizontal plate 10 at described arc lower cover 1 two ends is respectively arranged with web A9 and web B3, described
Web A9 and the top of web B3 be provided with upper cover plate 6, described upper cover plate 6 and the two ends of arc lower cover 1 are respectively provided with
End plate 11, the centre position of the upper surface of described upper cover plate 6 is had to be provided with guide rail 8, in the lower surface of described upper cover plate 6
Meta installs and is equipped with web C7, and the lower end of described web C7 is arranged on the upper surface of arc lower cover 1, described web A9 and
The inner side of web B3 is respectively arranged with the junction of angle steel 5, described web A9 and web B3 and horizontal plate 10 and upper cover plate 6
Outside is evenly arranged with reinforcing plate 4 respectively along guide rail 8 direction, and the angle steel 5 inside described web A9 and web B3 is symmetrical,
It is two right that the quantity of described angle steel 5 is at least, and the cross section of described reinforcing plate 4 is triangular structure, described arc lower cover 1
Being integrated with the horizontal plate 10 at two ends, described angle steel 5 is fixing with web A9 and web B3 to be connected, described web C7
Cross section be T font structure.
In this utility model, the cross section of the lower cover of box-structure girder uses arcuate structure, with traditional straight cover plate of level
Comparing, the stress state of arc lower cover 1 changes, and is more uniformly stressed, thus improves the stress shape of crane girder
Condition so that the bearing capacity of crane girder increased, alleviates crane while ensureing crane main beam structure intensity
The deadweight of girder, saves material, reduces cost, and the guide rail 8 of upper cover plate 6 upper surface can be played support and make by T-shaped web C7
With, arc lower cover can be played fixing effect by connecting rod 2, prevents arc lower cover 1 transversely deforming so that lifting owner
Girder construction is more stable, the angle steel 5 on web A9 and web B3, for the horizontal drag of strengthening web A9 and web B3, it is to avoid
Abdomen A9 and web B3 compressive deformation；This utility model have reasonable in design, conduct oneself with dignity little, uniform force, bearing capacity are strong
Advantage.
Claims (7)
1. a bridging crane main beam structure, it includes arc lower cover, it is characterised in that: under described arc lower cover
Side is evenly arranged with connecting rod along its length, is respectively arranged with horizontal plate outside the two ends of described arc lower cover, described
The upper surface of horizontal plate at arc lower cover two ends be respectively arranged with web A and web B, described web A and the top of web B
End is provided with upper cover plate, and described upper cover plate and the two ends of lower cover are respectively arranged with end plate, the upper surface of described upper cover plate
Centre position be provided with guide rail, the centre position of the lower surface of described upper cover plate is provided with web C, described web C's
Lower end is arranged on the upper surface of lower cover, and described web A and the inner side of web B are respectively arranged with angle steel, described web A and
Web B is evenly arranged with reinforcing plate with the outside of horizontal plate and the junction of upper cover plate respectively along guide rail direction.
A kind of bridging crane main beam structure the most according to claim 1, it is characterised in that: described web A and web B
The angle steel of inner side is symmetrical.
A kind of bridging crane main beam structure the most according to claim 1, it is characterised in that: the quantity of described angle steel is extremely
It is two right less.
A kind of bridging crane main beam structure the most according to claim 1, it is characterised in that: the cross section of described reinforcing plate
For triangular structure.
A kind of bridging crane main beam structure the most according to claim 1, it is characterised in that: described arc lower cover with
The horizontal plate at two ends is integrated.
A kind of bridging crane main beam structure the most according to claim 1, it is characterised in that: described angle steel and web A
Connection fixing with web B.
A kind of bridging crane main beam structure the most according to claim 1, it is characterised in that: the cross section of described web C
For T font structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620805665.4U CN205855810U (en) | 2016-07-29 | 2016-07-29 | A kind of bridging crane main beam structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620805665.4U CN205855810U (en) | 2016-07-29 | 2016-07-29 | A kind of bridging crane main beam structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205855810U true CN205855810U (en) | 2017-01-04 |
Family
ID=57653541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620805665.4U Expired - Fee Related CN205855810U (en) | 2016-07-29 | 2016-07-29 | A kind of bridging crane main beam structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205855810U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107651560A (en) * | 2017-11-09 | 2018-02-02 | 河南恒远恒山工业有限公司 | A kind of crane girder device |
| CN109264594A (en) * | 2018-09-06 | 2019-01-25 | 中联重科股份有限公司 | Box beam |
-
2016
- 2016-07-29 CN CN201620805665.4U patent/CN205855810U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107651560A (en) * | 2017-11-09 | 2018-02-02 | 河南恒远恒山工业有限公司 | A kind of crane girder device |
| CN109264594A (en) * | 2018-09-06 | 2019-01-25 | 中联重科股份有限公司 | Box beam |
| CN109264594B (en) * | 2018-09-06 | 2020-08-21 | 中联重科股份有限公司 | Box girder |
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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: 20170104 Termination date: 20170729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |