CN206359896U - A kind of tunnel's entrance and exit is closely set a roof beam in place highway bridging machine - Google Patents
A kind of tunnel's entrance and exit is closely set a roof beam in place highway bridging machine Download PDFInfo
- Publication number
- CN206359896U CN206359896U CN201621247674.2U CN201621247674U CN206359896U CN 206359896 U CN206359896 U CN 206359896U CN 201621247674 U CN201621247674 U CN 201621247674U CN 206359896 U CN206359896 U CN 206359896U
- Authority
- CN
- China
- Prior art keywords
- girder
- group
- poppet
- tunnel
- fixed pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
Closely set a roof beam in place highway bridging machine the utility model proposes a kind of tunnel's entrance and exit, mainly include girder, front leg strut, rear support leg, fore-stock, after-poppet and rane trolley, described girder one end is provided with front leg strut, the other end of the girder is provided with rear support leg, the lower end of the girder is provided with fore-stock and after-poppet, the after-poppet includes chassis, crossbeam, pad pier, roller group, bearing pin and free bearing, the upper end of the crossbeam is connected by pad pier with roller group, the upper end of the girder is provided with two rane trolleys, the rane trolley includes vehicle frame, drive wheel group, follower group, suspender running block, fixed pulley group and hoist engine, fixed pulley group is provided with the vehicle frame, the fixed pulley group is connected with suspender running block by steel wire rope, the upper end of the fixed pulley group is provided with two hoist engines.The beneficial effects of the utility model are to meet tunnel face closely beams of concrete erection, greatly improve construction period, the overall cost of reduction project.
Description
Technical field
The utility model is related to bridge machine technical field, is closely set a roof beam in place highway more particularly, to a kind of tunnel's entrance and exit
Bridge Erector.
Background technology
The double girder bridge erecting machines of UEJ types used at present set up 30m, 40m, 50m highway box beam, the technique of T beams and equipment phase
Work as maturation.
Bridges in Mountainous Areas erection construction is many in recent years, there is the practical problem of substantial amounts of Bridge-wire fusing time in mountain area.It is existing
Highway bridging machine can not meet tunnel face and closely set a roof beam in place needs.Tunnel face first, last span concrete beam is to carry out cast-in-site side
Method, so not only have impact on the normal of Bridge Erector and uses, and extend construction period accordingly.
Existing Bridge Erector has the drawback that：
1st, the raising elevator of rane trolley is a big hoist engine of JM8, and appearance and size is big, hoist engine be in tunnel cross-section most
At high point；
2nd, after-poppet height is high, and after-poppet crossbeam designs for matrix, and transverse-moving trolley is in the lower section of crossbeam character cut in bas-relief, and Bridge Erector is whole
Machine height is high；
3rd, two girder center widths are wide by 7000, beyond tunnel radius；
In summary, existing Bridge Erector can not set up tunnel's entrance and exit closely beams of concrete.
Utility model content
The purpose of this utility model is to provide a kind of tunnel's entrance and exit and closely set a roof beam in place highway bridging machine, existing to overcome
To solve the above-mentioned problems in the prior art.
What the technical solution of the utility model was realized in：A kind of tunnel's entrance and exit is closely set a roof beam in place highway bridging machine,
Mainly include girder, front leg strut, rear support leg, fore-stock, after-poppet and rane trolley, described girder one end is provided with front leg strut,
The other end of the girder is provided with rear support leg, and the lower end of the girder is provided with fore-stock and after-poppet, the after-poppet bag
Chassis, crossbeam, pad pier, roller group, bearing pin and free bearing are included, the chassis is placed in the lower end of after-poppet, and the upper end of the chassis is set
Bearing pin is equipped with, one end connection of the bearing pin and free bearing, the other end of the free bearing and the lower end of crossbeam are connected, the crossbeam
Upper end is connected by pad pier with roller group, and the upper end of the girder is provided with two rane trolleys, and the rane trolley includes car
Frame, drive wheel group, follower group, suspender running block, fixed pulley group and hoist engine, the lower end both sides of the vehicle frame are set respectively
Have and fixed pulley group is provided with drive wheel group and follower group, the vehicle frame, the fixed pulley group passes through with suspender running block
Steel wire rope is connected, and the upper end of the fixed pulley group is provided with two hoist engines.
It is preferred that, the hoist engine uses the small hoist engines of JM4, reduction Bridge Erector complete machine height.
It is preferred that, the crossbeam of the after-poppet is set to straight beam, and frame is also reduced while meeting beam car feeding beam needs
Bridge machine height.
It is preferred that, the girder is provided with two, and two center to center distance between main girder are 4500, and the radius for meeting construction tunnel will
Ask.
Above-mentioned technical proposal is employed, the beneficial effects of the utility model are：The tunnel's entrance and exit is closely set a roof beam in place highway
Bridge Erector is included on the basis of the composition such as girder, front leg strut, rear support leg, fore-stock, after-poppet and rane trolley, is set using special
The rane trolley of meter, former generally Bridge Erector rane trolley hoist engine is using a big elevator of JM8, and its appearance and size of hoist engine is big,
Tunnel's entrance and exit can not be met to set a roof beam in place height limitation, the one big hoist engine of original is changed to the small hoist engines of platform JM4, outside small hoist engine
Shape size is small, reduction Bridge Erector complete machine height, and the crossbeam of the after-poppet of existing Bridge Erector is concave character type, and transverse-moving trolley is recessed in crossbeam
The lower section of word, two center to center distance between main girder 7000 are set a roof beam in place requirement to meet tunnel, two center to center distance between main girder are reduced into 4500, after-poppet
On crossbeam be changed to straight beam, transverse-moving trolley is suspended on the both sides of crossbeam, beam car feeding beam needs has both been met, while also reducing frame
Bridge machine height.Compared with prior art, the beneficial effects of the utility model are to meet tunnel face closely beams of concrete erection, greatly
It is big to improve construction period, the overall cost of reduction project.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the utility model rane trolley；
Fig. 3 is the structural representation of the utility model after-poppet；
Fig. 4 is the cross section structure diagram of the utility model after-poppet.
Wherein：1- girders, 2- front leg struts, 3- rear support legs, 4- fore-stocks, 5- after-poppets, 51- chassis, 52- crossbeams, 53- pads
Pier, 54- roller groups, 55- bearing pins, 56- free bearings, 6- rane trolleys, 61- vehicle frames, 62- drive wheel groups, 63- followers group, 64- are hung
Have running block, 65- fixed pulleys group, 66- hoist engines.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
The utility model provides a kind of tunnel's entrance and exit as shown in Figures 1 to 4 and closely set a roof beam in place highway bridging machine, main
To include girder 1, front leg strut 2, rear support leg 3, fore-stock 4, after-poppet 5 and rane trolley 6, before described one end of girder 1 is provided with
Supporting leg 2, the other end of the girder 1 is provided with rear support leg 3, and the lower end of the girder 1 is provided with fore-stock 4 and after-poppet 5, institute
Stating after-poppet 5 includes chassis 51, crossbeam 52, pad pier 53, roller group 54, bearing pin 55 and free bearing 56, and the chassis 51 is propped up after being placed in
The lower end of frame 5, the upper end of the chassis 51 is provided with bearing pin 55, and the bearing pin 55 is connected with one end of free bearing 56, the free bearing
56 other end is connected with the lower end of crossbeam 52, and the upper end of the crossbeam 52 is connected by pad pier 53 with roller group 54, the master
The upper end of beam 1 is provided with two rane trolleys 6, and the rane trolley 6 includes vehicle frame 61, drive wheel group 62, follower group 63, hung
Have running block 64, fixed pulley group 65 and hoist engine 66, the lower end both sides of the vehicle frame 61 are respectively arranged with the He of drive wheel group 62
Fixed pulley group 65 is provided with follower group 63, the vehicle frame 61, the fixed pulley group 65 passes through steel with suspender running block 64
Cord is connected, and the upper end of the fixed pulley group 65 is provided with two hoist engines 76.
The hoist engine 76 uses the small hoist engines of JM4, reduction Bridge Erector complete machine height.
The crossbeam 52 of the after-poppet 5 is set to straight beam, and Bridge Erector is also reduced while meeting beam car feeding beam needs
Highly.
The girder 1 is provided with two, and two centre-to-centre spacing of girder 1 are 4500, meet the radius requirement of construction tunnel.
Operation principle：Tunnel's entrance and exit highway bridging machine of closely setting a roof beam in place includes girder 1, front leg strut 2, rear support leg 3, preceding
On the basis of the composition such as support 4, after-poppet 5 and rane trolley 6, using the rane trolley 6 of particular design, former generally Bridge Erector rises
Overline car hoist engine 76 is using big elevator of JM8, and its appearance and size of hoist engine 76 is big, it is impossible to meets tunnel's entrance and exit and sets a roof beam in place height
Degree limitation, the one big hoist engine 76 of original is changed to use the small hoist engines 76 of 2 JM4, the small appearance and size of hoist engine 76 is small, reduces bridge formation
Machine complete machine height, the crossbeam 52 of the after-poppet 5 of existing Bridge Erector is concave character type, transverse-moving trolley 51 in the lower section of the character cut in bas-relief of crossbeam 52,
The centre-to-centre spacing 7000 of two girder 1, sets a roof beam in place requirement to meet tunnel, the centre-to-centre spacing of two girder 1 is reduced into the horizontal stroke on 4500, after-poppet 5
Beam 52 is changed to straight beam, and transverse-moving trolley 51 is suspended on the both sides of crossbeam 1, beam car feeding beam needs has both been met, while also reducing frame
Bridge machine height.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, this is not limited to
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Equivalent substitution is carried out, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc.,
It should be included within protection domain of the present utility model.
Claims (4)
- The highway bridging machine 1. a kind of tunnel's entrance and exit is closely set a roof beam in place, mainly including girder (1), front leg strut (2), rear support leg (3), Fore-stock (4), after-poppet (5) and rane trolley (6), it is characterised in that：Described girder (1) one end is provided with front leg strut (2), institute The other end for stating girder (1) is provided with rear support leg (3), and the lower end of the girder (1) is provided with fore-stock (4) and after-poppet (5), The after-poppet (5) includes chassis (51), crossbeam (52), pad pier (53), roller group (54), bearing pin (55) and free bearing (56), institute State the lower end that chassis (51) is placed in after-poppet (5), the upper end of the chassis (51) is provided with bearing pin (55), the bearing pin (55) with One end connection of free bearing (56), the other end of the free bearing (56) is connected with the lower end of crossbeam (52), the crossbeam (52) it is upper End is connected by pad pier (53) with roller group (54), and the upper end of the girder (1) is provided with two rane trolleys (6), described Overline car (6) includes vehicle frame (61), drive wheel group (62), follower group (63), suspender running block (64), fixed pulley group (65) With hoist engine (66), the lower end both sides of the vehicle frame (61) are respectively arranged with drive wheel group (62) and follower group (63), described Fixed pulley group (65) is provided with vehicle frame (61), the fixed pulley group (65) is connected with running block (64) by steel wire rope, institute The upper end for stating fixed pulley group (65) is provided with two hoist engines (76).
- The highway bridging machine 2. a kind of tunnel's entrance and exit according to claim 1 is closely set a roof beam in place, it is characterised in that：The volume Raise machine (76) and use the small hoist engines of JM4.
- The highway bridging machine 3. a kind of tunnel's entrance and exit according to claim 1 is closely set a roof beam in place, it is characterised in that：After described The crossbeam (52) of support (5) is set to straight beam.
- The highway bridging machine 4. a kind of tunnel's entrance and exit according to claim 1 is closely set a roof beam in place, it is characterised in that：The master Beam (1) is provided with two, and two girder (1) centre-to-centre spacing are 4500.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621247674.2U CN206359896U (en) | 2016-11-22 | 2016-11-22 | A kind of tunnel's entrance and exit is closely set a roof beam in place highway bridging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621247674.2U CN206359896U (en) | 2016-11-22 | 2016-11-22 | A kind of tunnel's entrance and exit is closely set a roof beam in place highway bridging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206359896U true CN206359896U (en) | 2017-07-28 |
Family
ID=59373005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621247674.2U Active CN206359896U (en) | 2016-11-22 | 2016-11-22 | A kind of tunnel's entrance and exit is closely set a roof beam in place highway bridging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206359896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114645518A (en) * | 2020-12-21 | 2022-06-21 | 中交第二公路工程局有限公司 | Bridge girder erection machine suitable for limited space |
-
2016
- 2016-11-22 CN CN201621247674.2U patent/CN206359896U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114645518A (en) * | 2020-12-21 | 2022-06-21 | 中交第二公路工程局有限公司 | Bridge girder erection machine suitable for limited space |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206495140U (en) | A kind of efficient trailer system of Tunnel-Type Anchorage of Suspension Bridge main cable erection | |
| CN103572708B (en) | Large-span concrete continuous girder bridge side span folding device and method | |
| CN201169749Y (en) | Simple pin-connected triangular hanging basket | |
| CN205223872U (en) | Drag and hang novel string of basket structure of convolution | |
| CN103628416B (en) | Stiffening girder of suspension bridge is to pulling type pier side bracket | |
| CN107558378A (en) | A kind of Bridge Erector and its bridging method for being used to set up full precast beam | |
| CN202544854U (en) | Lining trolley for subway station | |
| CN101481903B (en) | Method for constructing hilly region rope-suspension bridge main beam by span cable supported crane assembling | |
| CN107311015B (en) | Construction elevator installed downwards and installation platform thereof | |
| CN102392419A (en) | High and large side-span cast-in-place construction method in conjunction with bracket and counterweight | |
| CN206359896U (en) | A kind of tunnel's entrance and exit is closely set a roof beam in place highway bridging machine | |
| CN204625045U (en) | A kind of steel structure hoisting door shaped stent formula hanging apparatus | |
| CN207775719U (en) | A kind of Bridge Erector for setting up full precast beam | |
| CN103628421A (en) | Horizontal swivel construction system and method for simply supported steel trussed beam | |
| CN206667458U (en) | The constructing device of vestibule system steel structure girder | |
| CN106400700A (en) | Double-line cantilever type bridge formation machine | |
| CN201730624U (en) | Construction work vehicle for subway region tunnel | |
| CN204626932U (en) | A kind of mobile measure support for arc curtain wall construction | |
| CN105648908A (en) | Decorating trolley used for crossing existing lines or crossing bridges and construction method | |
| CN205604089U (en) | Whole sideslip system of cast -in -situ box girder gate -type full framing | |
| CN204982686U (en) | A triangle string basket for building bridge floor | |
| CN213653207U (en) | Protection device at bottom of public road bridge roof beam anticollision wall construction pocket | |
| CN203160139U (en) | Wide multiple-main-truss basket travelling unit | |
| CN204325944U (en) | Intercity track cable stayed bridge Diamond-Shape Form Traveler | |
| CN203559334U (en) | Reinforcing structure for suspended carrying part of aluminum alloy overhead bridge escalator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |