CN207484304U - Can double width synchronous construction Segmental assembling bridge-erecting machine - Google Patents
Can double width synchronous construction Segmental assembling bridge-erecting machine Download PDFInfo
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- CN207484304U CN207484304U CN201721272146.7U CN201721272146U CN207484304U CN 207484304 U CN207484304 U CN 207484304U CN 201721272146 U CN201721272146 U CN 201721272146U CN 207484304 U CN207484304 U CN 207484304U
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Abstract
The utility model discloses it is a kind of can double width synchronous construction Segmental assembling bridge-erecting machine, including：Girder；Hoisting overhead travelling crane is slidably connected to the girder along girder length direction, and the hoisting overhead travelling crane includes：Crossbeam, the suspender positioned at crossbeam lower face, is set to crossbeam lower face and positioned at hanging ambilateral cantilever beam and be set to the multiple hanging beam trolleies that can slide on cantilever beam and along cantilever beam length direction at the supporting leg positioned at crossbeam both sides；Crossbeam is hung, is equipped with multiple suspension centres along its length thereon, the suspension hook on hanging beam trolley can catch on suspension centre.The utility model can double width synchronous construction Segmental assembling bridge-erecting machine, in the hoisting overhead travelling crane of Bridge Erector, the setting of cantilever beam and hanging beam trolley is set, and the hanging crossbeam of multiple suspension centres is equipped with, increase the range of operation of box beam, existing Bridge Erector is made to be suitable for double width and synchronizes hanging beam.
Description
Technical field
The utility model is related to Bridge Erector technical fields, more specifically, can double width synchronization the utility model is related to one kind
The Segmental assembling bridge-erecting machine of construction.
Background technology
For two-way road precast segment bridge, current domestic Segmental assembling bridge-erecting machine is commonly traditional single width bridge and applies
Work, that is, by traversing jib lubbing mechanism by traversing to another width bridge construction of complete machine after a width bridge of having constructed.And such construction method
It needs to move back and forth Bridge Erector twice, that is, moves Bridge Erector and constructed after a secondary bridge, again by traversing jib lubbing mechanism by complete machine
Traversing to another width bridge construction, so as to considerably increase the operational risk of equipment, extends the construction period.
Utility model content
One purpose of the utility model is to solve at least the above, and provide the advantages of at least will be described later.
The utility model there are one purpose be to provide it is a kind of can double width synchronous construction Segmental assembling bridge-erecting machine, in frame
The hoisting overhead travelling crane setting cantilever beam of bridge machine and the setting of hanging beam trolley, and the hanging crossbeam of multiple suspension centres is equipped with, increase case
The range of operation of beam makes existing Bridge Erector be suitable for double width and synchronizes hanging beam.
In order to realize these purposes and other advantages according to the present utility model, provide it is a kind of can double width synchronous construction
Bridge Erector, including：
Girder；
Hoisting overhead travelling crane is slidably connected to the girder along girder length direction, and the hoisting overhead travelling crane includes：Crossbeam, position
Supporting leg in crossbeam both sides, positioned at crossbeam lower face suspender, be set to crossbeam lower face and positioned at hang ambilateral cantilever beam,
And it is set to the multiple hanging beam trolleies that can be slided on cantilever beam and along cantilever beam length direction；
Crossbeam is hung, is equipped with multiple suspension centres along its length thereon, the suspension hook on hanging beam trolley can catch on suspension centre.
Preferably, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, the suspension centre includes being set to hanging
Flap seat, one end on crossbeam are articulated with the first semicircular ring and the second semicircular ring for forming annular lifting hole(eyelet) on flap seat with docking,
In, first semicircular ring, the second semicircular ring the other end be equipped with one first protrusion, offer one in first protrusion
With female first through hole, one may pass through the first through hole and thread fitting, the hanging beam with externally threaded screw
Suspension hook on trolley can catch on annular lifting hole(eyelet).
Preferably, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, the flap seat lower face is equipped with second
Protrusion, described hang correspond to the second high spot equipped with groove on crossbeam, second protrusion can be inserted into the groove, described to hang
It is located at the second raised both sides on seat and is respectively equipped with tapped second through-hole, the hanging crossbeam corresponds to the second through hole and is equipped with
With female third through-hole, one with externally threaded bolt may pass through the second through-hole, third through-hole and with the second through-hole,
Three through-hole thread fittings.
Preferably, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, it is small that the cantilever beam is equipped with length
In the sliding rail of cantilever beam length, the hanging beam trolley can be slided along the sliding rail, and the both sides on the cantilever beam positioned at sliding rail are erected
Multipair anchor block is directly equipped with, the anchor block and the cantilever beam are axially penetrated through equipped with multiple perforation, institute along the anchor block
State crossbeam lower face correspond at the anchor block be equipped with anchorage rod iron, the described one end of anchorage rod iron far from the crossbeam pass through with
Its corresponding perforation, and pass through nut and fix, the cantilever beam is installed in the lower face of the crossbeam.
Preferably, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, the supporting leg sets in splayed, institute
It states cantilever beam and is located at two lateral supporting legs extensions of the supporting leg and be detachably connected a fixed link, fixed link is arranged in the supporting leg
And it is fixed with supporting leg.
Preferably, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, set that there are two hang on each cantilever beam
Beam trolley.
Preferably, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, set that there are four hang on each cantilever beam
Beam trolley, four hanging beam small workshops form rectangle.
Preferably, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, hang on crossbeam along its length successively
Equipped with the first suspension centre, the second suspension centre, third suspension centre, four-point lifting, the 5th suspension centre, the 6th suspension centre point, wherein, the first suspension centre and
Two suspension centre spacing are hang crossbeam length 0.344 times, the second suspension centre and 0.196 of third suspension centre distance for hanging crossbeam length
Times, third suspension centre and four-point lifting spacing are hang crossbeam length 0.07094 times, and four-point lifting is with the 5th suspension centre spacing to hang
Hang 0.298 times of crossbeam length, the 5th suspension centre with 0.0521 times that the 6th suspension centre spacing be hanging crossbeam length, the first suspension centre and
Spacing close to the end of the hanging crossbeam of the first suspension centre is hang crossbeam length 0.0188 times.
Preferably, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, each suspension centre is welded in including two
The circular lifting lug of beam surface upper is hung, the axis of two lifting lugs is located along the same line and is put down with hanging crossbeam length direction
It goes, the suspension hook on hanging beam trolley can catch on the centre bore of two lifting lugs.
The utility model includes at least following advantageous effect：
1st, the utility model can double width synchronous construction Segmental assembling bridge-erecting machine, by setting lifting day in Bridge Erector
Vehicle,
And in lifting
The crossbeam lower face of overhead traveling crane and cantilever beam, cantilever beam positioned at the setting of suspender both sides is equipped with and multiple slidably hangs
Beam trolley, capable of hoisting box beam of hanging beam trolley on the cantilever beam of both sides, you can construct simultaneously to double width bridge.
2nd, multiple suspension centres are set on the hanging crossbeam of the utility model, pass through matching for multiple suspension centres and multiple hanging beam trolleies
It closes, can accurately adjust the position of box beam, be applicable to tail portion feeding beam during bridge formation, increase the use scope of Bridge Erector.
Description of the drawings
Fig. 1 be the utility model can double width synchronous construction Segmental assembling bridge-erecting machine structure diagram；
Fig. 2 is the structure diagram of the utility model hoisting overhead travelling crane；
Fig. 3 is the side view of the utility model hoisting overhead travelling crane；
Fig. 4 is enlarged drawing at A in Fig. 3；
Fig. 5 is suspension centre structure diagram.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art with reference to explanation
Book word can be implemented according to this.
In the description of the present invention, term " transverse direction ", " longitudinal direction ", " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instructions such as " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on orientation shown in the drawings or
Position relationship is for only for ease of description the utility model and simplifies description, is not instruction or implies signified device or member
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
As shown in Fig. 1~5, it is a kind of can double width synchronous construction Segmental assembling bridge-erecting machine, including：
Girder 1；
Hoisting overhead travelling crane 2 is slidably connected to the girder 1 along 1 length direction of girder, and the hoisting overhead travelling crane includes：Crossbeam
21st, the supporting leg 22 positioned at 21 both sides of crossbeam, positioned at 21 lower face of crossbeam suspender 23, be set to 21 lower face of crossbeam and positioned at hanging
Have the cantilever beam 24 of 23 both sides and be set to the multiple hanging beam trolleies that can slide on cantilever beam 24 and along 24 length direction of cantilever beam
25；
Crossbeam 3 is hung, is equipped with multiple suspension centres along its length thereon, the suspension hook on hanging beam trolley can catch on suspension centre.
The utility model can double width synchronous construction Segmental assembling bridge-erecting machine, to the hoisting overhead travelling crane 2 of traditional Bridge Erector into
Row improves, and hoisting overhead travelling crane includes：Crossbeam 21, the suspender 23 positioned at 21 lower face of crossbeam, is set the supporting leg 22 positioned at 21 both sides of crossbeam
It is placed in 21 lower face of crossbeam and cantilever beam 24, suspender 23 positioned at 23 both sides of suspender can slide between the cantilever beam 24 of both sides,
24 beam of cantilever is equipped with multiple hanging beam trolleies 25 that can be slided along 24 length direction of cantilever beam, hangs crossbeam 3, thereon
It is equipped with multiple suspension centres along its length, the suspension hook on hanging beam trolley can catch on suspension centre.The Bridge Erector of the utility model is using it
Before can first will hanging crossbeam 3 install into double width bridge in the corresponding box beam of each width bridge, then by the cantilever beam of both sides 24
Hanging beam trolley 25 catch on corresponding suspension centre on corresponding hanging crossbeam 3 in each width bridge box beam respectively, you can while to each
The box beam lifting of width bridge, realizes synchronous construction.
In another technical solution, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, the suspension centre includes
It is set to the flap seat 31 hung on crossbeam, one end is articulated with the first semicircular ring 32 for forming annular lifting hole(eyelet) on flap seat 31 with docking
With the second semicircular ring 33, wherein, first semicircular ring 32, the second semicircular ring 33 the other end be equipped with one first protrusion 34,
One is offered in first protrusion 34 with female first through hole, one may pass through with externally threaded screw 35 it is described
First through hole and thread fitting, the suspension hook on the hanging beam trolley 25 can catch on annular lifting hole(eyelet).
In the technical program, suspension centre includes the flap seat 31 being set on hanging crossbeam 3, and flap seat 31 is equipped with the first semicircle
Ring 32, the second semicircular ring 33, the first semicircular ring 32, the second semicircular ring 33 one end be articulated on flap seat 31, the first semicircular ring
32nd, the other end of the second semicircular ring 33 is equipped with one first protrusion 34, and one is offered in the first protrusion 34 with female
First through hole, one may pass through the first through hole and thread fitting with externally threaded screw 35, by rotating the first semicircular ring
32nd, the second semicircular ring 33 makes to form annular lifting hole(eyelet) between the first semicircular ring 32, the second semicircular ring 33, then by screw 35 by the
One semicircular ring 32, the second semicircular ring 33 lock, and then can catch on annular lifting hole(eyelet) by the suspension hook on hanging beam trolley so as to hang
Crossbeam 3 is hung to sling.
In another technical solution, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, under the flap seat 31
End face is equipped with the second protrusion 36, is corresponded on the hanging crossbeam 3 at second protrusion 36 and is equipped with groove, second protrusion 36 can insert
Enter in the groove, the second raised 36 both sides are located on the flap seat 31 and are respectively equipped with tapped second through-hole, it is described to hang
Second through hole of the extension correspondence of crossbeam 3 is equipped with may pass through second with female third through-hole, one with externally threaded bolt 37
Through-hole, third through-hole and with the second through-hole, third through-hole thread fitting.
In the technical program, 31 lower faces of being present are equipped with the second protrusion 36, corresponding second protrusion 36 on hanging crossbeam 3
Place is equipped with groove, facilitates installation by the positioning of the second protrusion 36 and groove；It is located at the second raised 36 both sides difference on flap seat 31
Equipped with tapped second through-hole, second through hole of the hanging correspondence of crossbeam 3 is equipped with to be carried with female third through-hole, one
Externally threaded bolt 37, by bolt 37, it can be achieved that the detachable installation of flap seat 31 and hanging crossbeam 3, convenient.
In another technical solution, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, on the cantilever beam 24
It is less than the sliding rail of 24 length of cantilever beam equipped with length, the hanging beam trolley 25 can be slided along the sliding rail, on the cantilever beam 24
It is equipped with multipair anchor block 241 vertically positioned at sliding rail both sides, 241 He of anchor block is axially penetrated through along the anchor block 241
The cantilever beam is equipped with multiple perforation, and 21 lower face of crossbeam corresponds to and anchorage rod iron 26 is equipped at the anchor block 241, described
The one end of anchorage rod iron 26 far from the crossbeam 21 passes through corresponding perforation, and passes through nut and fix, by the cantilever
Beam 24 is installed in the lower face of the crossbeam 21.
In the technical program, sliding rail is equipped on cantilever beam 24, hanging beam trolley 25 can be slided along the sliding rail, described outstanding
It is equipped with multipair anchor block 241 vertically positioned at sliding rail both sides on arm beam 24, the fixation is axially penetrated through along the anchor block 241
Pier 241 and the cantilever beam 24 are equipped with multiple perforation, and 21 lower face of crossbeam, which corresponds to, is equipped with anchorage steel at the anchor block 241
Stick 26, the one end of the anchorage rod iron 26 far from the crossbeam 21 passes through corresponding perforation, and passes through nut and fix, and passes through
Cantilever beam 24 can easily be fixed on crossbeam 21 and easy to disassemble by anchorage rod iron 26.
In another technical solution, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, the supporting leg 22 is in
Splayed is set, and the two lateral supporting leg extensions that the cantilever beam 24 is located at the supporting leg 22 are detachably connected a fixed link 27, Gu
Fixed pole 27 is arranged in the supporting leg 22 and is fixed with supporting leg 22.
In the technical program, the two lateral supporting leg extensions that cantilever beam 24 is located at the supporting leg 22 are detachably connected a fixation
Bar 27, fixed link 27 are arranged in the supporting leg 22 and are fixed with supporting leg 22, i.e. one end of fixed link 27 and cantilever beam 24 is removable
The connection other end is unloaded to be connected with supporting leg 22.
In another technical solution, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, on each cantilever beam
If there are two hanging beam trolleies 25.
In another technical solution, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, on each cantilever beam
If there are four hanging beam trolley 25, rectangle is surrounded between four hanging beam trolleies 25.
In another technical solution, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, hang 3 upper edge of crossbeam
Its length is equipped with the first suspension centre, the second suspension centre, third suspension centre, four-point lifting, the 5th suspension centre, the 6th suspension centre successively, wherein, first
Suspension centre and the second suspension centre spacing are hang crossbeam length 0.344 times, and the second suspension centre is long for hanging crossbeam with third suspension centre distance
0.196 times of degree, third suspension centre and four-point lifting spacing are hang crossbeam length 0.07094 times, and four-point lifting is hung with the 5th
Point spacing is hang crossbeam length 0.298 times, and the 5th suspension centre and the 6th suspension centre spacing are hang crossbeam length 0.0521 times,
First suspension centre is with being hang crossbeam length 0.0188 times close to the end spacing of hanging crossbeam.
6 suspension centres of setting can realize that stern segment block lifts, the minimum widith between existing crane's major girder inside
For 9.2m, therefore segment block cannot be entered with length direction in crane's major girder, and the length of segment block is 11.55m, hangs crossbeam
Length for 11.68m, set 6 suspension centres and hanging beam trolley that can adjust segment block position, lifting realized, below with double width bridge
Illustrate left side hanging method for the lifting of left side：
Step 1: left side segment block is hung to 1.5m below girder using suspender, by left side segment block traversing 0.7m to the left,
Then it is rotated by 90 °, left side segment block length direction is consistent with crane's major girder width direction；
Step 2: the mobile hanging beam trolley 25 being located in 23 left and right sides overarm arm of suspender, and make left side overarm arm
The suspension hook of the upper hanging beam trolley close to suspender catches on the second suspension centre, and the suspension hook in the overarm arm of right side close to the hanging beam trolley of suspender hooks
Firmly the 5th suspension centre, rear to unclamp suspender 23, suspender 23 moves right 0.7m to original position；
Step 3: hanging beam trolley 25 drives left side segment block to be moved to the left 2.3m, so that far from suspender in the overarm arm of left side
The suspension hook of hanging beam trolley catch on the first suspension centre, close to the suspension hook pine hook of the hanging beam trolley of suspender in the overarm arm of left side, and to the right
To so that its suspension hook catches on third suspension centre, the hanging beam in the overarm arm of right side close to suspender is small right over third suspension centre after mobile 2.3m
The suspension hook pine hook of vehicle, and so that its suspension hook catches on the 6th suspension centre, left side overarm arm right over the 0.61m to the 6th suspension centre that moves right
The suspension hook pine hook of the upper hanging beam trolley close to suspender 23；
Step 4: after moving left left side segment block 0.75m, and make hanging close to the hanging beam trolley of suspender in the overarm arm of left side
Hook catches on four-point lifting, then unclamps in the overarm arm of right side close to the hanging beam trolley of suspender 23；
Step 5: after being moved to the left left side segment block 2.735m, left side segment block is made to be located on the left of crane's major girder and is hung
Immediately below reinforcing bar, and hanging reinforcing bar is made to catch on sling point 37, unclamp hanging beam trolley lifting hook and complete the block lifting of left side segment；
Since the supporting leg 22 of Bridge Erector stops so that the suspension hook of hanging beam trolley can only be during hanging crossbeam 3 is caught on
Overarm arm 24 is located at the side movement of supporting leg 22, that is, the suspension hook for being distributed in the hanging beam trolley of 22 both sides of supporting leg is catching on hanging crossbeam
It is mobile no more than supporting legs during 3, and movement is only defined within crane's major girder, thus using set multiple suspension centres and
Hanging beam trolley is set to adjust segment block position, to complete the lifting of left side segment block and right side segment block.
The method that the suspending method of right side segment block is lifted with left side segment block, right side segment block hangs in hoisting process
The axial direction of opposite crane's major girder length direction is in mirror symmetry to dress with the lifting of left side segment block；
In another technical solution, it is described can double width synchronous construction Segmental assembling bridge-erecting machine, described can double width
The Segmental assembling bridge-erecting machine of synchronous construction, the circular lifting lugs that each suspension centre is welded in hanging beam surface upper including two, two
The axis of a lifting lug be located along the same line and with hanging crossbeam length direction it is parallel, the suspension hook on hanging beam trolley can catch on two
The centre bore of lifting lug.
Although the embodiment of the utility model is disclosed as above, it is not restricted in specification and embodiment
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modification is easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
Specific details and legend shown and described herein are not limited to novel.
Claims (9)
1. it is a kind of can double width synchronous construction Segmental assembling bridge-erecting machine, feature as, including：
Girder；
Hoisting overhead travelling crane is slidably connected to the girder along girder length direction, and the hoisting overhead travelling crane includes：Crossbeam, positioned at horizontal stroke
The supporting leg of beam both sides, positioned at crossbeam lower face suspender, be set to crossbeam lower face and positioned at hanging ambilateral cantilever beam and set
It is placed in the multiple hanging beam trolleies that can be slided on cantilever beam and along cantilever beam length direction；
Crossbeam is hung, is equipped with multiple suspension centres along its length thereon, the suspension hook on hanging beam trolley can catch on suspension centre.
2. as described in claim 1 can double width synchronous construction Segmental assembling bridge-erecting machine, feature is as the suspension centre includes
It is set to the flap seat hung on crossbeam, one end is articulated with the first semicircular ring and second for forming annular lifting hole(eyelet) on flap seat with docking
Semicircular ring, wherein, first semicircular ring, the second semicircular ring the other end be equipped with one first protrusion, in first protrusion
One is offered with female first through hole, one may pass through the first through hole and screw thread is matched with externally threaded screw
It closes, the suspension hook on the hanging beam trolley can catch on annular lifting hole(eyelet).
3. as claimed in claim 2 can double width synchronous construction Segmental assembling bridge-erecting machine, feature is as the flap seat lower end
Face is equipped with the second protrusion, and corresponding second high spot is equipped with groove on the hanging crossbeam, and second protrusion can be inserted into described recessed
It is located at the second raised both sides in slot, on the flap seat and is respectively equipped with tapped second through-hole, the hanging crossbeam corresponds to the
Two through holes are equipped with female third through-hole, one with externally threaded bolt may pass through the second through-hole, third through-hole and
With the second through-hole, third through-hole thread fitting.
4. as described in claim 1 can double width synchronous construction Segmental assembling bridge-erecting machine, feature is as on the cantilever beam
It is less than the sliding rail of cantilever beam length equipped with length, the hanging beam trolley can be slided along the sliding rail, be located on the cantilever beam and slided
The both sides of rail are equipped with multipair anchor block vertically, and the anchor block and the cantilever beam are axially penetrated through equipped with more along the anchor block
A perforation, the crossbeam lower face, which corresponds to, is equipped with anchorage rod iron at the anchor block, the anchorage rod iron is far from the crossbeam
One end passes through corresponding perforation, and passes through nut and fix, and the cantilever beam is installed in the lower face of the crossbeam.
5. as claimed in claim 4 can double width synchronous construction Segmental assembling bridge-erecting machine, feature is in eight as, the supporting leg
Font is set, and the two lateral supporting leg extensions that the cantilever beam is located at the supporting leg are detachably connected a fixed link, and fixed link is worn
It is fixed in the supporting leg and with supporting leg.
6. as claimed in claim 4 can double width synchronous construction Segmental assembling bridge-erecting machine, feature is as on each cantilever beam
If there are two hanging beam trolleies.
7. as claimed in claim 4 can double width synchronous construction Segmental assembling bridge-erecting machine, feature is as on each cantilever beam
If there are four hanging beam trolley, four hanging beam small workshops form rectangle.
8. as claimed in claim 4 can double width synchronous construction Segmental assembling bridge-erecting machine, feature as, hang crossbeam upper edge
Its length is equipped with the first suspension centre, the second suspension centre, third suspension centre, four-point lifting, the 5th suspension centre, the 6th suspension centre successively, wherein, first
Suspension centre and the second suspension centre spacing are hang crossbeam length 0.344 times, and the second suspension centre is long for hanging crossbeam with third suspension centre distance
0.196 times of degree, third suspension centre and four-point lifting spacing are hang crossbeam length 0.07094 times, and four-point lifting is hung with the 5th
Point spacing is hang crossbeam length 0.298 times, and the 5th suspension centre and the 6th suspension centre spacing are hang crossbeam length 0.0521 times,
The spacing of first suspension centre and the end of the hanging crossbeam close to the first suspension centre is hang crossbeam length 0.0188 times.
9. as described in claim 1 can double width synchronous construction Segmental assembling bridge-erecting machine, feature is as each suspension centre includes
Two circular lifting lugs for being welded in hanging beam surface upper, the axis of two lifting lugs are located along the same line and with hanging crossbeam
Length direction is parallel, and the suspension hook on hanging beam trolley can catch on the centre bore of two lifting lugs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721272146.7U CN207484304U (en) | 2017-09-29 | 2017-09-29 | Can double width synchronous construction Segmental assembling bridge-erecting machine |
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| CN201721272146.7U CN207484304U (en) | 2017-09-29 | 2017-09-29 | Can double width synchronous construction Segmental assembling bridge-erecting machine |
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| CN207484304U true CN207484304U (en) | 2018-06-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797379A (en) * | 2018-07-03 | 2018-11-13 | 中交第二航务工程局有限公司 | Become the method that spacing double width bridge uses Segmental assembling bridge-erecting machine synchronous construction |
-
2017
- 2017-09-29 CN CN201721272146.7U patent/CN207484304U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797379A (en) * | 2018-07-03 | 2018-11-13 | 中交第二航务工程局有限公司 | Become the method that spacing double width bridge uses Segmental assembling bridge-erecting machine synchronous construction |
| CN108797379B (en) * | 2018-07-03 | 2023-05-26 | 中交第二航务工程局有限公司 | Synchronous construction method for variable-spacing double-frame bridge by adopting segment assembly bridge girder erection machine |
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