CN203684104U - Bridge erecting machine nose girder with auxiliary legs - Google Patents
Bridge erecting machine nose girder with auxiliary legs Download PDFInfo
- Publication number
- CN203684104U CN203684104U CN201320877664.7U CN201320877664U CN203684104U CN 203684104 U CN203684104 U CN 203684104U CN 201320877664 U CN201320877664 U CN 201320877664U CN 203684104 U CN203684104 U CN 203684104U
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- China
- Prior art keywords
- nose girder
- main body
- girder main
- walker
- wheel
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- Expired - Fee Related
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Abstract
The utility model discloses a bridge erecting machine nose girder with auxiliary legs, which comprises a nose girder main body, wherein fixed legs are fixedly mounted on the two sides of the front end of the nose girder respectively, and movable legs are movably mounted on the two sides of both the middle position and the two sides of the rear end of the nose girder respectively. By adopting the bridge erecting machine nose girder with the auxiliary legs with high universality, the movable legs can move telescopically on a slideway inside the nose girder main body, so as to adjust the wheel interval of the two legs and avoid the interference between a support walking beam and a bridge erecting machine supporting mechanism when the nose girder moves back and forth, a bridge erecting machine can move back and forth, the traffic efficiency is high, a travelling mechanism is even and stable in stress, and the service life of the nose girder is long.
Description
Technical field
The utility model belongs to road and bridge construction field, is specifically related to a kind of Bridge Erector nose girder with auxiliary supporting leg.
Background technology
At present, Bridge Erector has become requisite engineering equipments such as setting up high ferro, road bridge, conventional railway bridge, Bridge Erector is exactly that prefabricated beam sheet is placed into the equipment that prefabricated bridge pier gets on, and its major function is that beam sheet is mentioned, and puts down after being then transported to position.But be very different with crane in general sense, the condition harshness of its requirement, and there is traveling on beam sheet, or cry vertical shift.Bridge Erector belongs to large-scale and complicated device, and flow chart is many, wherein because certain key position breakdown of Bridge Erector or certain critical process operate miss cause the accident of Overturning of Bridge Girder Erecting Machine also to exist.In order to ensure the safety and stability of Bridge Erector via hole, Bridge Erector superstructure may be by means of nose girder in the time of via hole, therefore, nose girder is the indispensable part of nose-girder bridging machine, and nose girder itself need to arrange walking supporting mechanism and realizes the walking of nose girder on abutment or cross spanning function.Traditional Bridge Erector nose girder walking supporting mechanism separates with nose girder, is placed on bridge floor or bridge pier, and therefore auxiliary support mechanism need to move to operating position by devices such as loop wheel machines, inefficiency, inconvenient operation.
Summary of the invention
The deficiency existing for prior art, the purpose of this utility model is, a kind of Bridge Erector nose girder with auxiliary supporting leg is provided, and while solving Bridge Erector nose girder via hole or walking, there is no bracing or strutting arrangement, causes that traffic efficiency is low, the technical problem of inconvenient operation.
In order to realize above-mentioned task, the utility model adopts following technical scheme to be achieved:
With a Bridge Erector nose girder for auxiliary supporting leg, comprise nose girder main body, be installed with respectively fixed supporting leg in the front end both sides of nose girder main body, in the both sides, centre position of nose girder main body and the both sides, rear end of nose girder main body, movable supporting legs is all installed;
Described fixed supporting leg comprises walking mechanism, described walking mechanism comprises wheel, the wheel shaft of wheel is arranged on walker bottom, and walker top rotary type is arranged on one end of supporting clamped beam, and the other end symmetry of two support clamped beams is fixedly connected on the sidewall of nose girder main body both sides;
Described nose girder main body centre position is respectively arranged with nose girder body shaft to vertical slide rail with nose girder body rear;
Described movable supporting legs comprises walking mechanism, described walking mechanism comprises wheel, the wheel shaft of wheel is arranged on walker bottom, walker top rotary type is arranged on one end of movable support beam, the other end symmetry of two movable support beams in nose girder main body centre position is arranged on the two ends of slide rail, the other end symmetry of two movable support beams of nose girder body rear is arranged on the two ends of slide rail, and movable support beam can be moved along slide track telescopic.
The utility model also has following technical characterictic:
Described support clamped beam and movable support beam are body structure beam.
Between the otic placode of described walker top and support clamped beam one end, be connected and realize rotary type installation by bearing pin; Between the otic placode of described walker top and movable support beam one end, be connected and realize rotary type installation by bearing pin.
The utility model compared with prior art, has following technique effect:
Bridge Erector nose girder highly versatile with auxiliary supporting leg of the present utility model, movable supporting legs can the slide rail in nose girder main body on stretching motion, thereby regulate the wheel spacing of two movable supporting legs, while having avoided nose girder to move forward and backward, movable support beam and Bridge Erector supporting mechanism interfere, can realize Bridge Erector moves forward and backward, traffic efficiency is high, the stressed uniform and stable of walking mechanism, long service life.
Accompanying drawing explanation
Fig. 1 is integral installation distribution structure schematic diagram of the present utility model.
Fig. 2 is fixed supporting leg structural representation of the present utility model.
Fig. 3 is movable supporting legs structural representation of the present utility model.
Fig. 4 is walking mechanism structural representation.
Fig. 5 is the structural representation that supports clamped beam.
Fig. 6 is the A-A cross section structure schematic diagram of Fig. 5.
Fig. 7 is the B-B cross section structure schematic diagram of Fig. 5.
Fig. 8 is that the C of Fig. 5 is to structural representation.
Fig. 9 is the structural representation of movable support beam.
Figure 10 is the A-A cross section structure schematic diagram of Fig. 9.
Figure 11 is the B-B cross section structure schematic diagram of Fig. 9.
Figure 12 is that the C of Fig. 9 is to structural representation.
In figure, the implication of each label has: 1-nose girder main body, and 2-fixed supporting leg, 3-movable supporting legs, 4-supports clamped beam, 5-movable support beam, 6-walking mechanism, 7-wheel, 8-wheel shaft, 9-walker, 10-slide rail, 11-bearing pin, 12-otic placode, 13-wheel rail.
Below in conjunction with drawings and Examples, particular content of the present utility model is described in more detail.
The specific embodiment
Below provide specific embodiment of the utility model, it should be noted that the utility model is not limited to following specific embodiment, all equivalents of doing on present techniques scheme basis all fall into protection domain of the present utility model.
Defer to technique scheme, as shown in Figures 1 to 12, the present embodiment provides a kind of Bridge Erector nose girder with auxiliary supporting leg, comprise nose girder main body 1, front end both sides in nose girder main body 1 are installed with respectively fixed supporting leg 2, in the both sides, centre position of nose girder main body 1 and the both sides, rear end of nose girder main body 1, movable supporting legs 3 are all installed;
Described fixed supporting leg 2 comprises walking mechanism 6, described walking mechanism 6 comprises wheel 7, the wheel shaft 8 of wheel 7 is arranged on walker 9 bottoms, walker 9 top rotary types are arranged on one end of supporting clamped beam 4, and the other end symmetry of two support clamped beams 4 is fixedly connected on the sidewall of nose girder main body 1 both sides;
Described nose girder main body 1 centre position is respectively arranged with and the axial vertical slide rail 10 of nose girder main body 1 with nose girder main body 1 rear end;
Described movable supporting legs 3 comprises walking mechanism 6, described walking mechanism 6 comprises wheel 7, the wheel shaft 8 of wheel 7 is arranged on walker 9 bottoms, walker 9 top rotary types are arranged on one end of movable support beam 5, the other end symmetry of two movable support beams 5 in nose girder main body 1 centre position is arranged on the two ends of slide rail 10, the other end symmetry of two movable support beams 5 of nose girder main body 1 rear end is arranged on the two ends of slide rail 10, makes the movable support beam 5 can be along slide rail 10 stretching motions.
Described support clamped beam 4 and movable support beam 5 are body structure beam.
Between the otic placode 12 of described walker 9 tops and support clamped beam 4 one end, be connected and realize rotary type installation by bearing pin 11; Between described walker 9 tops and the otic placode 12 of movable support beam 5 one end, be connected and realize rotary type at right angle setting by bearing pin 11.
The utility model plays supplemental support effect when being mainly used in Bridge Erector via hole or walking on abutment, the wheel 7 of walking mechanism 6 is supported on and on wheel rail 13, coordinates power propulsive mechanism via hole or walk on abutment.
The course of work of the present utility model is as described below:
When Bridge Erector via hole, first be nose girder main body 1 via hole that advances, now be arranged on movable supporting legs 3 indentations in nose girder main body 1 centre position, nose girder main body 1 is main by the movable supporting legs 3 that is arranged on nose girder main body 1 rear end, the wheel 7 of movable supporting legs 3 is supported on the wheel rail 13 laying in advance and coordinates power propulsive mechanism to advance, nose girder via hole is complete, the Bridge Erector via hole that advances, Bridge Erector advances to after assigned address, for the movable support beam 5 of avoiding leading the movable supporting legs 3 that is arranged on nose girder main body 1 rear end interferes with Bridge Erector supporting mechanism, to movable supporting legs 3 indentations of nose girder main body 1 rear end will be arranged on, during to via hole next time, reach again origin-location, on Bridge Erector when abutment, be arranged on the equal indentation of movable supporting legs 3 of nose girder main body 1 centre position and rear end, nose girder main body 1 is by the walking mechanism 6 of fixed supporting leg 2 that is arranged on nose girder main body 1 front end, and the wheel 7 of fixed supporting leg 2 is supported on the wheel rail 13 laying in advance and coordinates power propulsive mechanism to advance, when Bridge Erector is walked on abutment, the movable supporting legs 3 that is arranged on nose girder main body 1 centre position and rear end reaches origin-location, and the wheel 7 of walking mechanism 6 is supported on wheel rail 13 and coordinates power propulsive mechanism to walk.
Claims (3)
1. the Bridge Erector nose girder with auxiliary supporting leg, comprise nose girder main body (1), it is characterized in that: be installed with respectively fixed supporting leg (2) in the front end both sides of nose girder main body (1), in the both sides, centre position of nose girder main body (1) and the both sides, rear end of nose girder main body (1), movable supporting legs (3) be all installed;
Described fixed supporting leg (2) comprises walking mechanism (6), described walking mechanism (6) comprises wheel (7), the wheel shaft (8) of wheel (7) is arranged on walker (9) bottom, walker (9) top rotary type is arranged on one end of supporting clamped beam (4), and the other end symmetry of two support clamped beams (4) is fixedly connected on the sidewall of nose girder main body (1) both sides;
Described nose girder main body (1) centre position is respectively arranged with and the axial vertical slide rail (10) of nose girder main body (1) with nose girder main body (1) rear end;
Described movable supporting legs (3) comprises walking mechanism (6), described walking mechanism (6) comprises wheel (7), the wheel shaft (8) of wheel (7) is arranged on walker (9) bottom, walker (9) top rotary type is arranged on one end of movable support beam (5), the other end symmetry of two movable support beams (5) in nose girder main body (1) centre position is arranged on the two ends of slide rail (10), the other end symmetry of two movable support beams (5) of nose girder main body (1) rear end is arranged on the two ends of slide rail (10), make the movable support beam (5) can be along slide rail (10) stretching motion.
2. the Bridge Erector nose girder with auxiliary supporting leg as claimed in claim 1, is characterized in that: described support clamped beam (4) and movable support beam (5) are body structure beam.
3. the Bridge Erector nose girder with auxiliary supporting leg as claimed in claim 1, is characterized in that: between described walker (9) top and the otic placode (12) of support clamped beam (4) one end, be connected and realized rotary type installation by bearing pin (11); Between the otic placode (12) of described walker (9) top and movable support beam (5) one end, be connected and realize rotary type installation by bearing pin (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877664.7U CN203684104U (en) | 2013-12-25 | 2013-12-25 | Bridge erecting machine nose girder with auxiliary legs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877664.7U CN203684104U (en) | 2013-12-25 | 2013-12-25 | Bridge erecting machine nose girder with auxiliary legs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203684104U true CN203684104U (en) | 2014-07-02 |
Family
ID=51006027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320877664.7U Expired - Fee Related CN203684104U (en) | 2013-12-25 | 2013-12-25 | Bridge erecting machine nose girder with auxiliary legs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203684104U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024281A (en) * | 2018-07-05 | 2018-12-18 | 长安大学 | A kind of Bridge Erector auxiliary bracket |
-
2013
- 2013-12-25 CN CN201320877664.7U patent/CN203684104U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024281A (en) * | 2018-07-05 | 2018-12-18 | 长安大学 | A kind of Bridge Erector auxiliary bracket |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20161225 |