CN201915333U - Bridge erecting machine for erecting curved double-line twin girders at tunnel portal in zero-distance manner - Google Patents
Bridge erecting machine for erecting curved double-line twin girders at tunnel portal in zero-distance manner Download PDFInfo
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- CN201915333U CN201915333U CN2010205968406U CN201020596840U CN201915333U CN 201915333 U CN201915333 U CN 201915333U CN 2010205968406 U CN2010205968406 U CN 2010205968406U CN 201020596840 U CN201020596840 U CN 201020596840U CN 201915333 U CN201915333 U CN 201915333U
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- nose girder
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- vertical nose
- girders
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Abstract
The utility model discloses a bridge erecting machine for erecting curved double-line twin girders at a tunnel portal in a zero-distance manner. A rear supporting leg (1) of the bridge erecting machine is supported at the rear ends of longitudinal guide girders (3) and is connected with the longitudinal guide girders (3) via bolts. A girder carrier I (4) and a girder carrier II (4') run on double-line tracks of the longitudinal guide girders (3) via a longitudinally-moving carrier (4-2) in the longitudinal direction. A middle supporting leg (5) is fixed on base plates of the longitudinal guide girders (3) via bolts, and a front supporting leg (6) moves at front ends of the longitudinal guide girders (3) via a change gear (6-1). The utility model reduces the height of the longitudinal guide girders and all the supporting legs, and satisfies the requirement that the whole bridge erecting machine goes through a tunnel. The adoption of the a U-shaped girder structure allows a decrease in the height of the girder carriers and enables the appropriate horizontal movement during the process of horizontally moving the carriers for girder erection. Clearance of bottom surfaces and upper surfaces of the longitudinal guide girders is guaranteed, allowing horizontal movement of the girders during the girder erection. The adoption of the three supporting legs and a horizontal movement mechanism meets the requirement of curve girder erection.
Description
Technical field
The utility model relates to a kind of construction of railways equipment, particularly relates to the bridge formation machine that a kind of tunnel face zero distance is set up curve two-wire twin beams
Background technology
At present, the wide railway in China south, the concrete beam of expensive wide Railway Design is two-wire list case twin beams, obtaining the tunnel face sets a roof beam in place, and the situation that exists curve to set a roof beam in place, the gate-type supporting leg of tradition bridge formation machine must be dismantled decomposition, and the overall height of reduction bridge formation machine, advance the tunnel face and go out the tunnel face longitudinally certain-length the tunnel cross-section size is increased, or at tunnel face prolongation stretch base, reach the requirement of setting up of satisfying the bridge formation machine on height and the width, going out the gate-type supporting leg of tunnel face simultaneously because of needs assembling bridge formation machine, therefore then need to consider to assemble the erect-position of facility, adopt existing bridge formation machine to carry out between the tunnel two-wire list case twin beams and set up and increase the construction working amount greatly, construction cost and engineering time.
Summary of the invention
Set up deficiencies such as two-wire list case twin beams increase construction working amount, construction cost and engineering time in the tunnel face in order to overcome existing bridge formation machine, the utility model provides a kind of bridge formation machine that sets up curve two-wire twin beams in the tunnel face zero distance, this utility model has reduced vertical nose girder and each height of landing leg, adopt U type beam, reduced the height of hanging beam driving, therefore can make bridge formation machine complete machine pass through the tunnel smoothly, adapt to traversing driving traversing the putting in place in the process of setting a roof beam in place, increase transverse-moving mechanism simultaneously, can realize the curve operation of certain angle.
The technical scheme that its technical problem that solves the utility model adopts is: described tunnel face zero distance is set up the bridge formation machine of curve two-wire twin beams, comprise rear support leg, tie-beam I, tie-beam II, vertical nose girder, hanging beam driving I, hanging beam driving II, middle supporting leg, front leg strut, described rear support leg is supported on the rear end of vertical nose girder and is connected with it by bolt, hanging beam driving I and hanging beam driving II are by vertical shift driving vertically operation on the two-wire track of vertical nose girder, middle supporting leg is by being bolted to vertical nose girder bottom surface, and front leg strut moves on the base plate of vertical nose girder by change gear.
Described vertical nose girder is made of vertical nose girder I and two girders of vertical nose girder II, vertical nose girder total length is 7 joints altogether, joint with save between be connected with high-strength bolt, on the described vertical nose girder vertical shift Crane Rail is arranged, under the vertical nose girder middle supporting leg and auxilliary supporting leg traveling carrying roller track are arranged, link together by tie-beam I and tie-beam II between described vertical nose girder I and the vertical nose girder II.
Described front leg strut comprises change gear, carrying roller, the upper support beam, telescopic, hoist cylinder, the bottom sleeper beam, sideslip oil cylinder and bearing beam, front leg strut moves on the base plate of vertical nose girder by change gear and carrying roller, link together by the upper support beam, symmetry is installed two hoist cylinders and two telescopics on the sleeper beam of bottom, two hoist cylinders and telescopic cooperate rising or the down maneuver that realizes vertical nose girder, the upper end is supported on the upper support beam by bolt, the bottom of front leg strut is placed on the bearing beam by the bottom sleeper beam, realize the traversing of front leg strut by sideslip oil cylinder is flexible, reach the requirement that curve is set a roof beam in place.
Supporting leg comprises telescopic, bottom sleeper beam, jacking cylinder and walking carriage in described, the upper end of middle supporting leg is installed in the bottom of vertical nose girder by bolt, the upper end bilateral symmetry of bottom sleeper beam is installed two hoist cylinders, in corresponding telescopic position, the both sides of two hoist cylinders walking carriage is installed, the realization complete machine is walked on twin beams, satisfies the requirement of via hole operating mode.Cooperate rising or the down maneuver that realizes vertical nose girder by hoist cylinder and telescopic.
Described rear support leg comprises walking carriage, jacking cylinder and telescopic, rear support leg and vertical nose girder are rigidly connected, form the door type structure with vertical nose girder and tie-beam I, II, jacking cylinder and telescopic cooperate rising and the down maneuver that realizes vertical nose girder, and the walking carriage of bottom orbits by steel wheel.
Described hanging beam driving I is identical with the structure of hanging beam driving II, comprise vertical shift driving and traversing driving, wherein, described hanging beam driving comprises vertical shift driving and traversing driving, the vertical shift driving moves on the track of vertical nose girder by steel wheel, by the driver operation, traversing driving moves on the crossbeam track of vertical shift chassis by steel wheel.Power set drive whole hanging beam vehicular longitudinal direction operation by gear and chain engages.Traversing chassis comprises chassis, U type vehicle frame, lifting mechanism, moves on the crossbeam of vertical shift driving by bogie wheels, and U type vehicle frame acts on the chassis, supports lifting mechanism work.
The beneficial effects of the utility model are: reduced vertical nose girder and each height of landing leg, adapted to the needs that bridge formation machine complete machine is crossed the tunnel; Adopt U type girder construction, reduced the height of hanging beam driving, adapt to traversing driving traversing the putting in place in the process of setting a roof beam in place; Vertical nose girder bottom surface and beam body upper surface guarantee headroom, and hanging beam was traversing when adaptation was set a roof beam in place; Adopt three cover supporting legs and transverse-moving mechanism to realize the requirement that curve is set a roof beam in place.
Description of drawings
Fig. 1 is the structural representation that sets up the bridge formation machine of curve two-wire twin beams in the tunnel face zero distance;
Fig. 2 is the tie-beam structural representation;
Fig. 3 is the structural representation of hanging beam driving;
Fig. 4 is the front elevation drawing of hanging beam driving;
Fig. 5 is the structural representation of rear support leg;
Fig. 6 is the structural representation of middle supporting leg;
Fig. 7 is the front elevation drawing of middle supporting leg;
Fig. 8 is the structural representation of front leg strut;
Fig. 9 is the step 1 of setting a roof beam in place;
Figure 10 is the step 2 of setting a roof beam in place;
Figure 11 is the step 3 of setting a roof beam in place;
Figure 12 is the step 4 of setting a roof beam in place;
Figure 13 is the step 4 sectional schematic diagram of setting a roof beam in place;
Figure 14 is the via hole step 1;
Figure 15 is the via hole step 2;
Figure 16 is the via hole step 3.
In above-mentioned accompanying drawing, 1. rear support leg, 1-1. jacking cylinder, 1-2. telescopic, 1-3. elevating pad pier, 1-4. walking carriage, 2. tie-beam I, 2 '. tie-beam II, 3. vertical nose girder, 3 '. vertical nose girder I, 3 ". vertical hanging beam II, 4. hanging beam driving I; 4-1. drive unit, 4-2. vertical shift driving, the traversing driving of 4-3.; 4 '. hanging beam driving II, 5. in supporting leg, 5-1; 5-1 '. telescopic; 5-2. bottom sleeper beam, 5-3; 5-3 '. walking carriage, 5-4,5-4 '. jacking cylinder, 6. front leg strut, 6-1,6-1 '. change gear, 6-2,6-2 '. carrying roller, 6-3. upper support beam, 6-4,6-4 '. telescopic, 6-5,6-5 '. jacking cylinder, 6-6,6-6 '. elevating pad pier, 6-7. lower transverse beam, 6-8. sideslip oil cylinder, the 6-9. bearing beam.
The specific embodiment
Embodiment
Referring to Fig. 1-Fig. 8, the bridge formation machine that sets up 450t curve two-wire twin beams in the tunnel face zero distance described in the utility model, comprise that rear support leg 1, tie-beam I 2, tie-beam II 2 ', vertical nose girder I 3, vertical nose girder II 3 ', hanging beam driving I 4, hanging beam driving II4 ', middle supporting leg 5, front leg strut 6 described rear support legs 1 are supported on vertical nose girder rear end, be connected with vertical nose girder by bolt, link together by tie-beam I 2 and tie-beam II2 ' between vertical nose girder I 3 and the vertical nose girder II 3 '.Hanging beam driving I 4 drives a vehicle II4 ' by vertical shift driving 4-2 vertically operation on the two-wire track of vertical nose girder 3 with hanging beam.Middle supporting leg is by being bolted to vertical nose girder bottom, and front leg strut 6 moves on the base plate of vertical nose girder by change gear 6-1.
Described vertical nose girder is made of vertical nose girder I 3 and 3 ' two girders of vertical nose girder II, links together by tie-beam I 2 and tie-beam II 2 ' between vertical nose girder I 3 and the vertical nose girder II 3 '.
Described rear support leg 1 and vertical nose girder 3 are connected by bolt, with vertical nose girder 3 and tie-beam I, II (2,2 ') formation door type structure, jacking cylinder (1-1,1-1 ') and telescopic 1-2 are installed in the bottom of vertical nose girder 3, elevating pad pier (1-3,1-3 ') is installed in jacking cylinder (1-1,1-1 ') bottom, and integral body is supported on the walking carriage 1-4 by bearing pin and walks on bridge face track.
Described hanging beam driving I 4 is made up of vertical shift driving 4-2 and traversing driving 4-3, vertical shift driving 4-2 moves on the track of vertical nose girder by steel wheel, by driver 4-1 operation, traversing driving 4-3 moves on the crossbeam track of vertical shift chassis 4-2 by steel wheel.
The upper end telescopic 5-1 of supporting leg 5 is connected the bottom of vertical nose girder 3 in described by bolt, the lower end of telescopic 5-1 is installed on the sleeper beam 5-2 of bottom by bolt, the lower end bilateral symmetry of bottom sleeper beam 5-2 is installed two hoist cylinder (5-4,5-4 '), at two hoist cylinder (5-4,5-4 ') walking carriage (5-3,5-3 ') is installed in corresponding telescopic (5-1,5-1 ') position, two ends, and walking carriage (5-3,5-3 ') is walked on bridge face track.
Described front leg strut 6 is installed in the bottom of vertical nose girder by change gear 6-1 and carrying roller 6-2,6-3 links together by the upper support beam, upper support beam 6-3 symmetry down installs two hoist cylinders (6-5,6-5 ') and two telescopics (6-4,6-4 '), and hoist cylinder (6-5,6-5 ') and telescopic (6-4,6-4 ') cooperate to be realized rising or down maneuver.Hoist cylinder (6-5,6-5 ') bottom is installed on the elevating pad pier (6-6,6-6 '), elevating pad pier 6-6,6-6 ') and the bottom of telescopic (6-4,6-4 ') be fixed on the lower transverse beam 6-7, lower transverse beam 6-7 is supported on the bearing beam 6-9, the cylinder body of sideslip oil cylinder 6-8 is fixed on the bearing beam 6-9, the piston rod of sideslip oil cylinder 6-8 is fixed on the lower transverse beam 6-7, by sideslip oil cylinder (6-8) lower transverse beam (6-7) is laterally moved, the realization curve is set a roof beam in place.，
Duty when the bridge formation machine is set a roof beam in place in the tunnel face:
The first step: hanging beam driving is opened to vertical nose girder rear end, transports the fine strain of millet car and carries beam put in place (Fig. 9) on the back;
Second step: hanging beam driving I lifts from fortune fine strain of millet car with beam body front end, and when fortune fine strain of millet car front end was walked in beam body rear end, hanging beam driving II lifted from fortune fine strain of millet car with the beam body, and fortune fine strain of millet car withdraws from (Figure 10);
The 3rd step: to the beam assigned address that falls, hanging beam driving I and the hanging beam II that drives a vehicle descends simultaneously, make the face certain distance that leaves the right or normal track at the bottom of the beam after.The hanging beam driving drives the beam body and is forwarded to vertical Luo Liang position (Figure 11);
The 4th step: after hanging beam driving vertical shift puts in place, guarantee the beam body below vertical nose girder, the hanging beam driving traversing beam that puts in place (Figure 12,13).
Duty during bridge formation machine curve via hole:
The first step: hanging beam driving I and hanging beam driving II open to vertical nose girder rear end, and middle supporting leg jacking cylinder shrinks, and makes wheel drop down onto orbital plane, make vertical nose girder fall (Figure 14) on the front leg strut carrying roller;
Second step: the walking carriage of dependence rear support leg and middle supporting leg and the carrying roller of front leg strut make and stop vertical shift (Figure 15) when supporting leg is apart from bridge pier center certain distance in the vertical reach of complete machine;
The 3rd step: jacking front leg strut, supporting leg de-orbit (Figure 15) in making;
The 4th step: by the front leg strut sideslip oil cylinder, promote the traversing certain distance of front leg strut, make complete machine deflection certain angle, change bridge formation machine vertical shift direction (Figure 15);
The 5th step: receive the front leg strut jacking cylinder, make front leg strut break away from bridge pier, front leg strut relies on change gear chassis power to be advanced to next bridge pier, the jacking front leg strut, and supporting leg in having filled up firmly respectively overlaps supporting leg, begins set up (Figure 16) of next Kong Liang.
Claims (6)
1. bridge formation machine that sets up curve two-wire twin beams in the tunnel face zero distance, comprise rear support leg (1), tie-beam I (2), tie-beam II (2 '), vertical nose girder (3), hanging beam driving I (4), hanging beam driving II (4 '), middle supporting leg (5) and front leg strut (6), it is characterized in that: rear support leg (1) is supported on the rear end of vertical nose girder (3) and is connected with it by bolt, and hanging beam driving I (4) and hanging beam driving II (4 ') are by vertical shift driving (4-2) vertically operation on the two-wire track of vertical nose girder (3); Middle supporting leg (5) is by being bolted to the bottom surface of vertical nose girder (3), and front leg strut (6) moves on the base plate of vertical nose girder (3) by change gear (6-1).
2. the bridge formation machine that sets up curve two-wire twin beams in the tunnel face zero distance according to claim 1, it is characterized in that: (two girders of 3 ") constitute vertical nose girder (3), indulge nose girder I (3 ') and vertical nose girder II and (link together by tie-beam I (2) and tie-beam II (2 ') between 3 ") by vertical nose girder I (3 ') and vertical nose girder II.
3. the bridge formation machine that sets up curve two-wire twin beams in the tunnel face zero distance according to claim 1, it is characterized in that: rear support leg (1) is connected by bolt with vertical nose girder (3), rear support leg (1) and vertical nose girder (3) and tie-beam I, II (2,2 ') formation door type structure, two jacking cylinder (1-1,1-1 ') and telescopic (1-2) be installed in vertical nose girder (3) bottom, elevating pad pier (1-3,1-3 ') is installed in jacking cylinder (1-1) bottom, two jacking cylinder (1-1,1-1 ') and telescopic (1-2) be supported on walking carriage (14) by bearing pin and go up and on the track of bridge, to walk.
4. the bridge formation machine that sets up curve two-wire twin beams in the tunnel face zero distance according to claim 1, it is characterized in that: hanging beam driving I (4) is identical with the structure of hanging beam driving II (4 '), wherein, described hanging beam driving I (4) is made up of vertical shift driving (4-2) and traversing driving (4-3), vertical shift driving (4-2) drives steel wheel by driver (4-1) and moves on the track of vertical nose girder, and traversing driving (4-3) moves on the crossbeam track of vertical shift chassis (4-2) by steel wheel.
5. the bridge formation machine that sets up curve two-wire twin beams in the tunnel face zero distance according to claim 1, it is characterized in that: the upper end telescopic (5-1 of middle supporting leg (5), 5-1 ') is connected the bottom of vertical nose girder (3) by bolt, telescopic (5-1,5-1 ') lower end is installed on the bottom sleeper beam (5-2) by bolt, the lower end bilateral symmetry of bottom sleeper beam (5-2) is installed two hoist cylinder (5-4,5-4 '), at two hoist cylinder (5-4,5-4 ') the corresponding telescopic (5-1 in two ends, 5-1 ') walking carriage (5-3 is installed in the position, 5-3 '), walking carriage (5-3,5-3 ') on the track of bridge, walks.
6. the bridge formation machine that sets up curve two-wire twin beams in the tunnel face zero distance according to claim 1, it is characterized in that: front leg strut (6) is installed in the bottom of vertical nose girder (3) by change gear (6-1,6-1 ') and carrying roller (6-2,6-2 '), (6-3) links together by the upper support beam, upper support beam (6-3) symmetry is down installed two hoist cylinders (6-5,6-5 ') and two telescopics (6-4,6-4 '), and hoist cylinder (6-5,6-5 ') and telescopic (6-4,6-4 ') cooperate to be realized rising or down maneuver; Hoist cylinder (6-5,6-5 ') bottom is installed on the elevating pad pier (6-6,6-6 '), the bottom of elevating pad pier (6-6,6-6 ') and telescopic ((6-4,6-4 ')) is fixed on the lower transverse beam (6-7), lower transverse beam (6-7) is supported on the bearing beam (6-9), the cylinder body of sideslip oil cylinder (6-8) is fixed on bearing beam (6-9), the piston rod of sideslip oil cylinder (6-8) is fixed on the lower transverse beam (6-7), lower transverse beam (6-7) is laterally moved, and the realization curve is set a roof beam in place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205968406U CN201915333U (en) | 2010-11-09 | 2010-11-09 | Bridge erecting machine for erecting curved double-line twin girders at tunnel portal in zero-distance manner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205968406U CN201915333U (en) | 2010-11-09 | 2010-11-09 | Bridge erecting machine for erecting curved double-line twin girders at tunnel portal in zero-distance manner |
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| Publication Number | Publication Date |
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| CN201915333U true CN201915333U (en) | 2011-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205968406U Expired - Lifetime CN201915333U (en) | 2010-11-09 | 2010-11-09 | Bridge erecting machine for erecting curved double-line twin girders at tunnel portal in zero-distance manner |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979040A (en) * | 2012-12-13 | 2013-03-20 | 中铁二局股份有限公司 | Assembly method of bridge-building machine at exit of tunnel connected with bridge |
| CN106436586A (en) * | 2015-08-10 | 2017-02-22 | 北京万桥兴业机械有限公司 | Single-line or double-line railway bridge dismantling and replacing machine |
| CN106758861A (en) * | 2017-03-17 | 2017-05-31 | 王燏斌 | A kind of bridging device and its construction method |
-
2010
- 2010-11-09 CN CN2010205968406U patent/CN201915333U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979040A (en) * | 2012-12-13 | 2013-03-20 | 中铁二局股份有限公司 | Assembly method of bridge-building machine at exit of tunnel connected with bridge |
| CN106436586A (en) * | 2015-08-10 | 2017-02-22 | 北京万桥兴业机械有限公司 | Single-line or double-line railway bridge dismantling and replacing machine |
| CN106758861A (en) * | 2017-03-17 | 2017-05-31 | 王燏斌 | A kind of bridging device and its construction method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160621 Address after: 066004 No. 3 Tianshan Road, Qinhuangdao economic and Technological Development Zone, Hebei, China Patentee after: QINHUANGDAO TIANYE TOLIAN HEAVY INDUSTRY CO., LTD. Address before: 066004 No. 3 Tianshan Road, Qinhuangdao economic and Technological Development Zone, Hebei, China Patentee before: Qinhuangdao Tianye Tolian Heavy Industry Co., Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110803 |