CN2463442Y - Expansion nose girder type bridge girder erection equipment - Google Patents

Expansion nose girder type bridge girder erection equipment Download PDF

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Publication number
CN2463442Y
CN2463442Y CN 01212485 CN01212485U CN2463442Y CN 2463442 Y CN2463442 Y CN 2463442Y CN 01212485 CN01212485 CN 01212485 CN 01212485 U CN01212485 U CN 01212485U CN 2463442 Y CN2463442 Y CN 2463442Y
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CN
China
Prior art keywords
guide
girder
nose
launching nose
contained
Prior art date
Application number
CN 01212485
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Chinese (zh)
Inventor
翟奇愚
郭文学
Original Assignee
翟奇愚
郭文学
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Application filed by 翟奇愚, 郭文学 filed Critical 翟奇愚
Priority to CN 01212485 priority Critical patent/CN2463442Y/en
Application granted granted Critical
Publication of CN2463442Y publication Critical patent/CN2463442Y/en

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Abstract

The utility model relates to an expansion beam-guiding type bridge-erecting machine, comprises two parallel beams with the same structure, an upper cross beam and a lower beam for connecting the two beams, a crown block arranged above the beams and front supporting legs arranged at the front end of the beams. The beam is composed of a main beam and a guiding beam, the guiding beam is composed of a front guiding beam and a leading guiding beam, and an expansion mechanism is arranged between the front guiding beam and the leading guiding beam. The utility model has the advantages of convenient disassembly, light weight and convenience for transportation. The utility model reduces the curvature of the main beam at the time of passing through a hole, is suitable for erecting a curved bridge with a smaller radius at mountain areas, and can be applied to the laying of various bridges.

Description

Flexible nose girder formula bridge formation machine
The utility model belongs to bridging equipment, relates in particular to the extension type bridging equipment.
Known bridge formation machine beam body is very long, very heavy, operate extremely dumb, and cause very big difficulty to transportation, patent 99237266 discloses a kind of bridge formation machine for this reason, this bridge formation machine, comprise girder, be positioned at the lifting dolly of girder top, and be arranged on girder below have walking mechanism before, during and after supporting leg and transition carrying roller, be provided with the nose girder of a band front leg strut and make the driving mechanism of displacement before and after the nose girder at the intraperitoneal of girder.This bridge formation machine makes the beam body can suitably shorten, reduce the difficulty of transportation, but this bridge formation machine collapsing length is less, thus the beam body also need make very long, to transport still not too convenient.
The purpose of this utility model is: provide a kind of collapsing length bigger, the telescopic nose girder formula bridge formation machine of being more convenient for transporting.
Technical purpose of the present utility model is achieved through the following technical solutions: this flexible nose girder formula bridge formation machine, comprise the beam that two-strip structure is identical and parallel to each other and make top rail, lower transverse beam that they are connected, place the overhead traveling crane on the beam and be contained in the front leg strut of beam front end, beam is made up of girder and nose girder, and nose girder is made up of front launching nose and guide beam, and telescoping mechanism is arranged between the two.
Front baffle is contained in the front portion by nose girder, and front leg strut places the front portion of front launching nose, and reverse support roller is arranged at the beam bottom.
Power source in the described telescoping mechanism places in the girder, drive sprocket in the telescoping mechanism and driven sprocket are packed on the guide beam, and drive sprocket is contained in the end of guide beam near girder, driven sprocket is contained on the guide beam end away from girder, chain in the transmission mechanism matches with drive sprocket and driven sprocket, and two terminations of chain all are fixed on the front launching nose.
Power source in the telescoping mechanism places in the girder, active drum and driven drum in the telescoping mechanism are packed on the guide beam, initiatively drum is contained in the end of guide beam near girder, driven drum is contained on the guide beam end away from girder, what match with active drum and driven drum in the transmission mechanism is wire rope, and the two ends of wire rope all are fixed on the front launching nose.
Guide beam is positioned on the front launching nose, between guide beam and the front launching nose location structure is arranged, and front baffle is made up of upper frame and underframe, and upper frame connects firmly mutually with guide beam, and underframe connects firmly mutually with front launching nose.
Front launching nose places in the guide beam chamber, and the front launching nose front end stretches out outside the guide beam, and front leg strut is contained in the bottom of this part, and movable pulley all is equipped with in the upper and lower of front launching nose.
Because the nose girder of this bridge formation machine is by drawing beam and front launching nose is formed, and telescoping mechanism is housed between them, so the collapsing length of this kind bridge is bigger, and good stability, this bridge formation machine is convenient to dismounting, weight is lighter, therefore increased convenience to transportation, the camber of girder when this bridge formation machine has reduced via hole has shortened the active length of bridge formation machine, be well suited for setting up the more curved bridge of small radius, and can be applicable to the laying of multiple bridge in the mountain area.
Be described further below in conjunction with drawings and Examples:
Fig. 1 is the structural representation of embodiment 1;
Fig. 2 removes A-A behind the overhead traveling crane to schematic diagram for Fig. 1;
Fig. 3 is the B-B schematic cross-section of Fig. 1;
Fig. 4 is the user mode reference diagram of embodiment 1:
Fig. 5 is the structural representation of embodiment 2;
Fig. 6 is the user mode reference diagram of embodiment 2.
Embodiment 1: this flexible nose girder formula bridge formation machine, comprise the beam that two-strip structure is identical and parallel to each other, every beam is formed by girder 2 and nose girder 4, and nose girder 4 is made up of front launching nose 4b and guide beam 4a, guide beam 4a is positioned on the front launching nose 4b, girder 2, between front launching nose 4b and the guide beam 4a telescoping mechanism is arranged, the power source 3 of telescoping mechanism is contained in the girder 2, this power source can be changed rotation direction, the drive sprocket 3a of telescoping mechanism and driven sprocket 3b are installed on the guide beam 4a, drive sprocket 3a is contained in and is positioned near girder 2 one ends, driven sprocket 3b is contained in the end away from girder 2, chain 3c matches with drive sprocket 3a and driven sprocket 3b, the termination 3c ' of chain 3c and another termination 3c " all be packed on the front launching nose 4b, the permanent position of two terminations all should be on the close position of girder 2.Between drive sprocket 3a and driven sprocket 3b, also can add with supporting sprocket wheel 3F.The hanging wheel group 5 that both are located is housed on guide beam 4a and the front launching nose 4b, in the front portion of front launching nose 4b front leg strut 6 is housed, the hydraulic lift that can adjust high and low position is arranged in the front leg strut 6, there is locating detent 6a the front leg strut lower end.
On the top of two girders 2 top rail 7 is arranged, lower transverse beam 8 is arranged at the bottom, article two, front baffle 9 is equipped with at the forward position of nose girder, front baffle 9 in the present embodiment is made up of last front baffle 9a and following front baffle 9b, last front baffle 9a and guide beam 4a are solidly installed, and following front baffle 9b and front launching nose 4b are solidly installed.
Two overhead traveling cranes 1 are arranged on the girder 2, the bottom of nose girder 4 is provided with retrograde orbit and reverse support roller 10, reverse support roller 10 is positioned under the front launching nose 4b in the present embodiment, generally, between girder 2 and front launching nose 4b and the guide beam 4a, and between front launching nose and the guide beam 4a securing member is arranged all, they are tightened together.
This bridge formation machine should place flat car for transport of sills E in girder 2 bottoms in use, hang up the counterweight beam on one of them overhead traveling crane 1, make bridge formation machine integral body advance one section forward by flat car for transport of sills E and reverse support roller 10, then front launching nose 4b stretches out forward under the telescoping mechanism effect, make front leg strut 6 arrive bridge pier N, then front leg strut is adjusted to suitable height and fix with the abutment bent cap by the hydraulic lift in the front leg strut 6.The counterweight beam is loosened, utilize the mode of tightening up in the telescoping mechanism that guide beam 4a is creeped on front launching nose 4b again, overlap until both, the work that can begin to lay bridge also can be adjusted the direction of reverse support roller, satisfies the traversing requirement of bridge formation machine band beam.After laying between this two bridge pier is finished, repeat the mode of front again, continue to lay forward.
Embodiment 2: in the present embodiment, also comprise the beam that two-strip structure is identical and parallel to each other, and guide beam 4a is a tubular, front launching nose 4b is contained in the guide beam 4a chamber, front launching nose 4b stretches out outside the cavity of guide beam 4a the front portion, stretches out partly to be 4b ' outside the cavity, can be referred to as preceding girder.In the lower end of this part front leg strut 6 is housed, guide beam 4a links to each other with girder 2, usually both have connector to connect firmly together under the state, between girder 2 and guide beam 4a and front launching nose 4b, telescoping mechanism is housed, the power source of telescoping mechanism is contained in the girder 2, this power source can be changed rotation direction, the drive sprocket 3a of telescoping mechanism and driven sprocket 3b are installed in the guide beam 4a chamber, chain 3c matches with drive sprocket 3a and driven sprocket 3b, two the termination 3c ' of chain 3c and 3c " all be packed on the front launching nose 4a, its permanent position all should be near on the position of girder 2.
Movable pulley 11 all is equipped with in upper and lower at guide beam 4a, so that front launching nose 4b is convenient to slide in guide beam 4a.
Between two guide beam 4a front baffle is housed, top rail 7 is arranged at two girder 2 tops, and lower transverse beam 8 is arranged at the bottom, also has two overhead traveling cranes 1 on the girder 2, and retrograde orbit and reverse support roller 10 are arranged under guide beam 4a.
Embodiment 3: in the present embodiment, the power source energy bidirectional movement of telescoping mechanism, the tooth bar that links to each other with power source is housed in guide beam 4a, the gear that is meshed with tooth bar is housed on the front launching nose 4b, cooperation by them makes front launching nose 4b and guide beam 4a, reach moving of girder 2, other structures are identical with embodiment 1.
Embodiment 4: the power source of telescoping mechanism can be done bidirectional movement in the present embodiment, and it is contained in the girder 2, in guide beam 4a chamber the tooth bar that links to each other with power source is housed, and the gear that is meshed with tooth bar is housed on the front launching nose 4b, and other structures are identical with embodiment 2.
Embodiment 5: present embodiment and embodiment 1 are the telescoping mechanism employing hoist engine formula in the present embodiment roughly the same, and the position of institute's installation sprocket wheel is changed to drum in embodiment 1, and chain is changed to wire rope, and other structures are identical with embodiment 1.
Embodiment 6: present embodiment and embodiment 2 are the telescoping mechanism employing hoist engine formula in the present embodiment roughly the same, and the position of institute's installation sprocket wheel is changed to drum in embodiment 2, and chain is changed to wire rope, and other structures are identical with embodiment 1.

Claims (8)

1, a kind of flexible nose girder formula bridge formation machine, comprise the beam that two-strip structure is identical and parallel to each other and make top rail, lower transverse beam that they are connected, place the overhead traveling crane on the beam and be contained in the front leg strut of beam front end, it is characterized in that: beam is made up of girder and nose girder, and nose girder is made up of front launching nose and guide beam, and telescoping mechanism is arranged between the two.
2, bridge formation machine according to claim 1, it is characterized in that: front baffle is contained in the front portion by nose girder, and front leg strut places the front portion of front launching nose, and reverse support roller is arranged at the beam bottom.
3, bridge formation machine according to claim 1 and 2, it is characterized in that: the power source in the described telescoping mechanism places in the girder, drive sprocket in the telescoping mechanism and driven sprocket are packed on the guide beam, and drive sprocket is contained in the end of guide beam near girder, driven sprocket is contained on the guide beam end away from girder, chain in the transmission mechanism matches with drive sprocket and driven sprocket, and two terminations of chain all are fixed on the front launching nose.
4, bridge formation machine according to claim 1 and 2, it is characterized in that: the power source in the telescoping mechanism places in the girder, active drum and driven drum in the telescoping mechanism are packed on the guide beam, initiatively drum is contained in the end of guide beam near girder, driven drum is contained on the guide beam end away from girder, what match with active drum and driven drum in the transmission mechanism is wire rope, and the two ends of wire rope all are fixed on the front launching nose.
5, bridge formation machine according to claim 3, it is characterized in that: guide beam is positioned on the front launching nose, between guide beam and the front launching nose location structure is arranged, and front baffle is made up of upper frame and underframe, upper frame connects firmly mutually with guide beam, and underframe connects firmly mutually with front launching nose.
6, bridge formation machine according to claim 4, it is characterized in that: guide beam is positioned on the front launching nose, between guide beam and the front launching nose location structure is arranged, and front baffle is made up of upper frame and underframe, upper frame connects firmly mutually with guide beam, and underframe connects firmly mutually with front launching nose.
7, bridge formation machine according to claim 3 is characterized in that: front launching nose places in the guide beam chamber, and the front launching nose front end stretches out outside the guide beam, and front leg strut is contained in the bottom of this part, and movable pulley all is equipped with in the upper and lower of front launching nose.
8, bridge formation machine according to claim 4 is characterized in that: front launching nose places in the guide beam chamber, and the front launching nose front end stretches out outside the guide beam, and front leg strut is contained in the bottom of this part, and movable pulley all is equipped with in the upper and lower of front launching nose.
CN 01212485 2001-02-18 2001-02-18 Expansion nose girder type bridge girder erection equipment CN2463442Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 01212485 CN2463442Y (en) 2001-02-18 2001-02-18 Expansion nose girder type bridge girder erection equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 01212485 CN2463442Y (en) 2001-02-18 2001-02-18 Expansion nose girder type bridge girder erection equipment

Publications (1)

Publication Number Publication Date
CN2463442Y true CN2463442Y (en) 2001-12-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 01212485 CN2463442Y (en) 2001-02-18 2001-02-18 Expansion nose girder type bridge girder erection equipment

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CN (1) CN2463442Y (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100415995C (en) * 2005-07-21 2008-09-03 郑州市华中建筑机械有限公司 Half span type down guide frame bridging machine and its beam building method
CN102286931A (en) * 2011-06-20 2011-12-21 江苏恩纳斯重工机械有限公司 Deck moving support system (MSS) bridge fabrication machine specially for construction of double-T-shaped bridge
CN102409616A (en) * 2011-09-09 2012-04-11 中交第四公路工程局有限公司第五工程处 Construction method of bridge girder with ultra-small radius and bridge erecting machine used in same
CN103040401A (en) * 2012-12-25 2013-04-17 平湖普英特高层设备有限公司 Winch type retractable platform of window cleaning machine
CN105970821A (en) * 2016-06-06 2016-09-28 武汉市创先专利技术服务有限公司 Telescopic beam of bridge plate installation equipment for prefabricated assembly type viaduct
CN110552262A (en) * 2019-09-24 2019-12-10 中国铁建重工集团股份有限公司 track laying machine

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100415995C (en) * 2005-07-21 2008-09-03 郑州市华中建筑机械有限公司 Half span type down guide frame bridging machine and its beam building method
CN102286931A (en) * 2011-06-20 2011-12-21 江苏恩纳斯重工机械有限公司 Deck moving support system (MSS) bridge fabrication machine specially for construction of double-T-shaped bridge
CN102286931B (en) * 2011-06-20 2013-05-08 江苏恩纳斯重工机械有限公司 Deck moving support system (MSS) bridge fabrication machine specially for construction of double-T-shaped bridge
CN102409616A (en) * 2011-09-09 2012-04-11 中交第四公路工程局有限公司第五工程处 Construction method of bridge girder with ultra-small radius and bridge erecting machine used in same
CN102409616B (en) * 2011-09-09 2015-07-08 中交四公局第五工程有限公司 Construction method of bridge girder with ultra-small radius and bridge erecting machine used in same
CN103040401A (en) * 2012-12-25 2013-04-17 平湖普英特高层设备有限公司 Winch type retractable platform of window cleaning machine
CN103040401B (en) * 2012-12-25 2016-03-02 平湖普英特高层设备有限公司 Winch type window cleaning equipment scaling platform
CN105970821A (en) * 2016-06-06 2016-09-28 武汉市创先专利技术服务有限公司 Telescopic beam of bridge plate installation equipment for prefabricated assembly type viaduct
CN105970821B (en) * 2016-06-06 2017-08-04 青岛蓝天创先科技服务有限公司 Prefabricated assembled overpass bridge plate installs the extensible canopy of equipment
CN110552262A (en) * 2019-09-24 2019-12-10 中国铁建重工集团股份有限公司 track laying machine

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C14 Grant of patent or utility model
CX01 Expiry of patent term

Expiration termination date: 20110218

Granted publication date: 20011205

C17 Cessation of patent right