CN211472195U - Sideslip device under no landing leg operating mode of bridge girder erection machine nose girder - Google Patents
Sideslip device under no landing leg operating mode of bridge girder erection machine nose girder Download PDFInfo
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- CN211472195U CN211472195U CN201922181903.5U CN201922181903U CN211472195U CN 211472195 U CN211472195 U CN 211472195U CN 201922181903 U CN201922181903 U CN 201922181903U CN 211472195 U CN211472195 U CN 211472195U
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Abstract
The utility model discloses a bridge crane nose girder does not have sideslip device under landing leg operating mode, including sideslip platform and the hydraulic power system who provides hydraulic power for the sideslip platform, the sideslip platform includes upper sliding box, lower support box, connecting rod, hydro-cylinder and fixed ring, and the upper portion top side of lower support box is provided with the sliding layer, and upper sliding box sets up on the sliding layer and can slide relative to lower support box; the connecting rod sets up in the outside middle part of last slip box one end and with last slip box fixed connection, the piston rod outer end of hydro-cylinder penetrates in the lower support box one end that is close to the connecting rod back and is articulated with the other end of connecting rod mutually, the hydro-cylinder level sets up, fixed ring cover is established in the cylinder cap periphery of hydro-cylinder and is fixed mutually with the cylinder cap of hydro-cylinder, fixed ring passes through a plurality of bolts and the outside fixed connection of lower support box, both ends are provided with a hydraulic pressure respectively around one side of hydro-cylinder. The utility model discloses required personnel are few, and the sideslip is efficient, and the sideslip nose girder is effectual to greatly reduced the potential safety risk hazard.
Description
Technical Field
The utility model relates to a sideslip device especially relates to a sideslip device under bridge crane nose girder does not have landing leg operating mode.
Background
When a guide beam type bridge girder erection machine is used for erecting a simply supported beam at the tail hole of a curve section, one end of a chain block is fixed on a guide beam of the bridge girder erection machine, and the other end of the chain is fixed on a roadbed or a cast-in-place beam. The chain block is pulled manually, so that force along the transverse direction of the guide beam is generated. The manual chain block has uneven force and is easy to produce insufficient displacement or excessive displacement. One end of the chain block chain must be fixed on the roadbed or a cast-in-place beam, so that the chain is difficult to fix under the influence of actual conditions on site, and the chain is easy to loosen and fall off after being fixed, thereby causing great potential safety hazard.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the above-mentioned prior art, a sideslip device under no landing leg operating mode of bridge crane nose girder is provided, it has effectively solved nose girder formula bridge crane and has used manual operation chain block to pull bridge crane nose girder atress inhomogeneous when setting up curve section end hole simple beam, the displacement is not enough or the displacement is too much, the chain is difficult to fix and the chain is fixed the back and is become flexible easily, the problem that drops, required personnel are few, the sideslip is efficient, the sideslip nose girder is effectual, and greatly reduced the potential safety risk hazard.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a sideslip device under bridge crane nose girder does not have landing leg operating mode which characterized in that: the hydraulic power system is used for providing hydraulic power for the traverse platform, the traverse platform comprises an upper sliding box, a lower supporting box, a connecting rod, an oil cylinder and a fixed ring, the top side of the upper part of the lower supporting box is provided with a sliding layer, and the upper sliding box is arranged on the sliding layer and can slide relative to the lower supporting box; the connecting rod sets up in the outside middle part of last slip box one end and with last slip box fixed connection, the piston rod outer end of hydro-cylinder penetrates in the lower support box one end that is close to the connecting rod back and is articulated mutually with the other end of connecting rod, the hydro-cylinder level sets up, the fixed ring cover is established in the cylinder cap periphery of hydro-cylinder and is fixed mutually with the cylinder cap of hydro-cylinder, the fixed ring is through the outside fixed connection of a plurality of bolts with the lower support box, both ends are provided with a hydraulic pressure respectively around one side of hydro-cylinder and connect.
Foretell bridge crane nose girder does not have sideslip device under landing leg operating mode, its characterized in that: the hydraulic power system comprises a hydraulic pump station and two oil line pipelines, wherein one ends of the oil line pipelines are respectively connected with hydraulic connectors at the front end and the rear end of the oil cylinder, and the other ends of the oil line pipelines are respectively connected with an oil inlet and an oil return port of the hydraulic pump station.
Foretell bridge crane nose girder does not have sideslip device under landing leg operating mode, its characterized in that: the upper sliding box and the lower supporting box are both of square structures.
Foretell bridge crane nose girder does not have sideslip device under landing leg operating mode, its characterized in that: and four corners at the top of the lower supporting box are respectively provided with a hanging ring.
Foretell bridge crane nose girder does not have sideslip device under landing leg operating mode, its characterized in that: the sliding layer is a modified ultra-high molecular weight polyethylene layer with the static friction coefficient less than 0.008.
Foretell bridge crane nose girder does not have sideslip device under landing leg operating mode, its characterized in that: the number of the bolts is six, and the six bolts are uniformly distributed on the periphery of the fixed ring.
Foretell bridge crane nose girder does not have sideslip device under landing leg operating mode, its characterized in that: and a plurality of reinforcing ribs are uniformly fixed on the inner wall of one side of the lower support box close to the fixed ring.
Compared with the prior art, the utility model has the following advantage:
1. the utility model discloses a hydraulic power station provides hydraulic power, and hydraulic power station passes through the oil circuit pipeline and transmits hydraulic power to the hydro-cylinder, and the hydro-cylinder will produce the displacement through the connecting rod promotes the box that slides to drive nose girder front end lateral displacement, consequently the utility model discloses can reduce operating personnel's working strength, reduce operating time.
2. The utility model discloses effectively solved nose girder formula bridging machine and used manual operation chain block to pull the problem that bridging machine nose girder atress is inhomogeneous, the displacement is not enough or the displacement is too much, the chain is difficult to fix and the chain is fixed the back is not hard up easily, drops when setting up the terminal hole simply supported roof beam in curve section, required personnel are few, and the sideslip is efficient, and the sideslip nose girder is effectual to greatly reduced the potential safety risk hazard.
3. The utility model is suitable for a bridge girder erection machine erects curve section end hole simply supported roof beam, and when the bridge girder erection machine end hole erects the box girder, preceding, the middle landing leg of nose girder must be demolishd, and the nose girder just loses the sideslip function, uses manual operation chain block to pull the nose girder lateral shifting, and required manpower is many, and the risk is big, and consuming time is long; and adopt the utility model discloses the sideslip nose girder removes steadily, safety, easily controls, simultaneously the utility model discloses still can realize the sideslip of traditional T type roof beam erection in-process.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the structure schematic diagram of the utility model after the hydraulic power system is removed.
Fig. 3 is a reference diagram of the usage status of the present invention.
Fig. 4 is an enlarged view of fig. 3 at a.
Description of reference numerals:
1-oil cylinder; 2-upper slide box; 3-lower support box;
4, hanging rings; 5-a sliding layer; 6-hydraulic joint;
7, fixing a circular ring; 8-a connecting rod; 9-a hydraulic pump station;
10-oil line; 11-bolt; 12-reinforcing ribs;
13-a guide beam; 14-a traversing device; 15-auxiliary oil cylinder in front of guide beam;
16-bridge.
Detailed Description
As shown in fig. 1 and 2, the present invention includes a traverse platform and a hydraulic power system for providing hydraulic power for the traverse platform, the traverse platform includes an upper sliding box 2, a lower sliding box 3, a connecting rod 8, an oil cylinder 1 and a fixed ring 7, the top side of the upper portion of the lower sliding box 3 is provided with a sliding layer 5, the upper sliding box 2 is arranged on the sliding layer 5 and can slide relative to the lower sliding box 3; connecting rod 8 sets up in the outside middle part of 2 one ends of last slip box and with 2 fixed connection of last slip box, it is articulated mutually with the other end of connecting rod 8 to penetrate behind 3 one end of lower support box that are close to connecting rod 8 in the piston rod outer end of hydro-cylinder 1, 1 level of hydro-cylinder sets up, 7 covers of fixed ring are established in the cylinder cap periphery of hydro-cylinder 1 and are fixed mutually with the cylinder cap of hydro-cylinder 1, fixed ring 7 is through the outside fixed connection of a plurality of bolts 11 with lower support box 3, both ends are provided with a hydraulic joint 6 respectively around one side of hydro-cylinder 1.
The hydro-cylinder 1 is fixed on the lower supporting box 3 through the fixed ring 7, the hydro-cylinder 1 is connected with one end of the connecting rod 8, the other end of the connecting rod 8 is connected with the upper sliding box 2, and the hydro-cylinder 1 drives the connecting rod 8 to longitudinally displace so as to drive the upper sliding box 2 and the lower supporting box 3 to slide mutually. Six bolt holes are formed in the periphery of the fixing ring 7, and the fixing ring 7 is fixed on the lower support box 3 through fastening bolts.
The utility model discloses utilize before the bridge crane nose beam auxiliary cylinder to push down to supreme slip box 2, lower support box 3 produces static friction with ground, starts hydraulic power system, and slip box 2 and lower support box 3 production relative displacement on the hydro-cylinder 1 promotes. A sliding layer 5 is adhered between the lower supporting box 3 and the upper sliding box 2, and the sliding layer 5 can be made of modified ultra-high molecular weight polyethylene, so that the dynamic friction force between the lower supporting box 3 and the upper sliding box 2 is far smaller than the maximum static friction force between the lower supporting box 3 and the ground; the lower supporting box 3 and the ground can be kept relatively immobile, and the upper sliding box 2 and the ground generate relative displacement, so that the guide beam of the bridge girder erection machine is pushed to transversely displace. The utility model discloses do not receive the place condition restriction, need not more manpower, labour saving and time saving, the security is high.
As shown in fig. 1, the hydraulic power system includes a hydraulic pump station 9 and two oil line pipelines 10, one end of each of the two oil line pipelines 10 is connected to the hydraulic joints 6 at the front and rear ends of the oil cylinder 1, and the other end of each of the two oil line pipelines 10 is connected to the oil inlet and the oil return port of the hydraulic pump station 9. The front end and the rear end of one side of the oil cylinder 1 are respectively provided with a hydraulic joint 6, the hydraulic joints 6 are connected with an oil pipeline 10, and a hydraulic power is provided for the oil cylinder 1 through a hydraulic pump station 9.
In this embodiment, the upper sliding box 2 and the lower supporting box 3 are both square structures.
As shown in fig. 1 and 2, four corners of the top of the lower supporting box 3 are respectively provided with a hanging ring 4, and the hanging ring 4 acts to facilitate the use of the traverse device.
In this embodiment, the sliding layer 5 is a modified ultra-high molecular weight polyethylene layer with a static friction coefficient less than 0.008, and the sliding layer 5 is adhered to the top side of the upper portion of the lower support box 3 to reduce the sliding friction between the upper sliding box 2 and the lower support box 3.
In this embodiment, the number of the bolts 11 is six, and six bolts 11 are uniformly distributed on a circle of the fixed ring 7.
As shown in fig. 1, a plurality of ribs 12 are uniformly fixed on the inner wall of the lower support box 3 near the fixed ring 7.
The utility model discloses a theory of operation does: when the nose girder type bridge girder erection machine is erecting the curve section end hole simply supported girder, the nose girder 13 is prepared to be transversely moved, two pieces of the utility model discloses the sideslip device 14 is placed respectively before two nose girders of the nose girder type bridge girder erection machine under the auxiliary oil cylinder 15 (the sideslip device 14 is located the top of bridge 16) to the position has been adjusted. As shown in fig. 3 and 4, the front auxiliary cylinder 15 of the telescopic guide beam ensures that the guide beam 13 is horizontal front and back and left and right, and the bottom of the traverse device 14 is tightly attached to the ground. Connecting the oil pipeline 10, starting the hydraulic pump station 9, and driving the guide beam 13 to transversely move by the upper sliding box 2 of the transverse moving device 14. And after the guide beam 13 is transversely moved to the right position, closing the hydraulic pump station 9. And (5) removing the two traversing devices 14, and finishing the traversing of the guide beam 13.
Adopt the utility model discloses sideslip device accomplishes the sideslip of bridge crane nose girder 20 ~ 40 minutes consuming about, needs artifical 3 ~ 4 people. And the time for manually operating the chain block to transversely move the guide beam is 2 to 3 hours, and 7 to 10 people are needed. The utility model discloses obviously improve nose girder sideslip efficiency, reduced safe risk to the sideslip precision has been improved.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent structure transform that the above embodiment was done the utility model discloses technical scheme's within the scope of protection.
Claims (7)
1. The utility model provides a sideslip device under bridge crane nose girder does not have landing leg operating mode which characterized in that: the hydraulic power system comprises a traverse platform and a hydraulic power system for providing hydraulic power for the traverse platform, wherein the traverse platform comprises an upper sliding box (2), a lower supporting box (3), a connecting rod (8), an oil cylinder (1) and a fixed circular ring (7), the top side of the upper part of the lower supporting box (3) is provided with a sliding layer (5), and the upper sliding box (2) is arranged on the sliding layer (5) and can slide relative to the lower supporting box (3); connecting rod (8) set up at the outside middle part of last slip box (2) one end and with last slip box (2) fixed connection, the piston rod outer end of hydro-cylinder (1) penetrates and is close to the other end of connecting rod (8) articulated mutually in back under bracing box (3) one end of connecting rod (8), hydro-cylinder (1) level sets up, fixed ring (7) cover is established in the cylinder cap periphery of hydro-cylinder (1) and is fixed mutually with the cylinder cap of hydro-cylinder (1), fixed ring (7) are through the outside fixed connection of a plurality of bolts (11) and under bracing box (3), both ends are provided with a hydraulic pressure joint (6) respectively around one side of hydro-cylinder (1).
2. The device for transversely moving the guide beam of the bridge girder erection machine under the working condition without the support legs as claimed in claim 1, wherein: the hydraulic power system comprises a hydraulic pump station (9) and two oil line pipelines (10), wherein one end of each oil line pipeline (10) is connected with a hydraulic joint (6) at the front end and the rear end of the oil cylinder (1) respectively, and the other end of each oil line pipeline (10) is connected with an oil inlet and an oil return port of the hydraulic pump station (9) respectively.
3. A traverser device for a bridge girder according to claim 1 or 2, wherein the traverser device is used in a non-support working condition of the bridge girder: the upper sliding box (2) and the lower supporting box (3) are both square structures.
4. The device of claim 3, wherein the guide beam of the bridge girder erection machine is provided with a transverse moving device under the working condition without legs, and the transverse moving device is characterized in that: and four corners at the top of the lower supporting box (3) are respectively provided with a hanging ring (4).
5. A traverser device for a bridge girder according to claim 1 or 2, wherein the traverser device is used in a non-support working condition of the bridge girder: the sliding layer (5) is a modified ultra-high molecular weight polyethylene layer with the static friction coefficient less than 0.008.
6. A traverser device for a bridge girder according to claim 1 or 2, wherein the traverser device is used in a non-support working condition of the bridge girder: the number of the bolts (11) is six, and the six bolts (11) are uniformly distributed on the periphery of the fixed circular ring (7).
7. A traverser device for a bridge girder according to claim 1 or 2, wherein the traverser device is used in a non-support working condition of the bridge girder: a plurality of reinforcing ribs (12) are uniformly fixed on the inner wall of one side of the lower supporting box (3) close to the fixed circular ring (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922181903.5U CN211472195U (en) | 2019-12-06 | 2019-12-06 | Sideslip device under no landing leg operating mode of bridge girder erection machine nose girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922181903.5U CN211472195U (en) | 2019-12-06 | 2019-12-06 | Sideslip device under no landing leg operating mode of bridge girder erection machine nose girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211472195U true CN211472195U (en) | 2020-09-11 |
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ID=72369669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922181903.5U Active CN211472195U (en) | 2019-12-06 | 2019-12-06 | Sideslip device under no landing leg operating mode of bridge girder erection machine nose girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211472195U (en) |
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2019
- 2019-12-06 CN CN201922181903.5U patent/CN211472195U/en active Active
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