CN208309402U - Ultra-wide box beam Hanging Basket and its bottom basket system - Google Patents
Ultra-wide box beam Hanging Basket and its bottom basket system Download PDFInfo
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- CN208309402U CN208309402U CN201721372959.3U CN201721372959U CN208309402U CN 208309402 U CN208309402 U CN 208309402U CN 201721372959 U CN201721372959 U CN 201721372959U CN 208309402 U CN208309402 U CN 208309402U
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- truss
- walking
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Abstract
The utility model provides a kind of bottom basket system of Hanging Basket comprising bottom basket truss, support the bottom basket truss bottom at least one set of walking truss and be anchored at walking hanger on engineering interface for the outstanding button walking truss.The utility model also provides a kind of ultra-wide box beam Hanging Basket using above-mentioned bottom basket system.The bottom basket system of the utility model can reduce bridge floor load while bearing capacity is big.
Description
Technical field
The utility model relates to technical field of bridge construction, specifically, the utility model relates to a kind of ultra-wide box beam use
Hanging Basket and its bottom basket system.
Background technique
In science of bridge building, especially when building wider box beam, the strength and stiffness of the construction of cantilever section to Hanging Basket
Requirement it is very high.Existing technological means is to drive entire bottom basket by installing C-type beam on the basket of bottom, and by the walking of main truss
Synchronous walking.But this rear cross beam walking manner is only applicable to narrower width, the lesser bridge of self weight, and for regard to rachis face
The bridge floors such as ultra-wide box girder stayed-cable bridge are wider, larger and flange plate of being self-possessed cannot bear the bridge of excessive load seems that incapability is
Power.Therefore, the bottom basket system for developing new adaptation bridge Construction Technology development, becomes project urgently to be resolved.
Utility model content
The primary and foremost purpose of the utility model is intended to provide a kind of Hanging Basket bottom basket system that mitigation bridge floor load, bearing capacity are big.
The another object of the utility model is to provide a kind of Hanging Basket using above-mentioned bottom basket system.
To achieve the goals above, the utility model the following technical schemes are provided:
A kind of bottom basket system of Hanging Basket comprising bottom basket truss, support the bottom basket truss bottom at least one set of row
It walks truss and is anchored at the walking hanger on engineering interface for the outstanding button walking truss.
Further, the bottom basket truss include front beam, rear cross beam and several intersections connect the front beam and after
The stringer of crossbeam.
Further, the front end of the walking truss is anchored in the lower section of the front beam, and middle part is anchored in described rear horizontal
The lower section of beam.
Preferably, the walking truss is vertical with the front beam.
Preferably, one group of walking truss is uniformly distributed under the bottom basket truss along the axis of the front beam
Side.
Preferably, the walking hanger includes consolidating with the fixed frame of engineering interface anchoring, with the fixed frame front end
A pair of of the connecting rod for connecting and extending downwardly calmly, and a pair of of brace of connection the fixed frame rear end and connecting rod lower end；
The pair of connecting rod and a pair of of brace keep being spaced along direction across bridge respectively, and the interval is for the vertical bridge in walking truss edge to passing through
It wears.
Preferably, the quantity of the walking hanger and the number of the walking truss correspond.
Preferably, the front end and/or rear end of the fixed frame carry out anchor by the first anchor and the engineering interface
Gu；First anchor includes through the suspender belt of the fixed frame front end/rear end, against the first flat of the engineering interface
Spreader beam and the second shoulder pole girder being resisted against below the fixed frame, first shoulder pole girder and the second shoulder pole girder are respectively used to for institute
The both ends for stating suspender belt are fixed；Wherein, the fixed frame, which is equipped with, supplies the perforative through-hole of the suspender belt, and the engineering interface opens up confession
The preformed hole of the first anchor installation.
Preferably, the front end and/or rear end of the fixed frame carry out anchor by the second anchor and the engineering interface
Gu；Second anchor includes two anchor poles and the third shoulder pole girder against the engineering interface；Wherein, the fixed frame
It is equipped with and supplies two perforative through-holes of anchor pole, the engineering interface is opened up for the reserved of second anchor installation
Hole.
Preferably, the walking hanger is additionally provided with the support rod of brace and connecting rod on connection same side.
Preferably, the lower end of the brace and connecting rod fixation forms lower end connection structure, the top of the connection structure
Equipped with roll shaft structure, for assisting the walking truss to walk.
Preferably, the roll shaft structure includes the steel pipe of pin and housing, the pin outer wall and steel pipe inner wall filling profit
Lubrication prescription.
Preferably, the lower end of the walking hanger is equipped with limited block, for preventing against the connection structure/roll shaft structure
The walking truss is deviate from from walking hanger.
The application also provides a kind of ultra-wide box beam Hanging Basket, uses the bottom basket system of Hanging Basket described in any of the above-described.
Preferably, which further includes main truss system, and the main truss system includes multiple groups main truss piece, and the main truss piece is all provided with
At the central bearing point of bridge floor box beam, transverse splicing between each group main truss piece.
Preferably, the main truss piece is equipped with main truss supporting leg, and the main truss supporting leg of the main truss piece is not contour.
Compared with prior art, the embodiment of the utility model has the advantage that
1. the utility model bottom basket system be arranged on the basis of the basket truss of bottom walking truss, overcome bridge floor flange plate without
Method is born the shortcomings that excessive load, meanwhile, on the basis of the self weight of guarantee bottom basket system is not increased, so that part directly acts on
It is shifted in the power being poured on the weaker position of box beam, prevents from having poured box beam local pressure excessive, additionally it is possible to make bottom basket system
The endurance of system greatly increases.
2. the utility model bottom basket system is mounted with to load and unload hanger of very easily walking, walking purlin on the one hand can be carried
The walking of frame, while the walking of bottom basket system is assisted indirectly, on the other hand, it ensure that the synchronism of Hanging Basket walking.
3. the main truss piece of the utility model Hanging Basket is set at the central bearing point of bridge floor box beam, conventional guy rope can be effectively solved
For Hanging Basket because of rachis face ultra-wide box girder stayed-cable bridge etc., the bridge floor that flange plate cannot bear excessive load is unable to satisfy execution conditions
Problem.
It, can by adjusting the front leg strut height of each main truss 4. the main truss supporting leg of the utility model Hanging Basket is set as not contour
Offset the difference in height that the cross fall of girder top surface generates.
The additional aspect of the utility model and advantage will be set forth in part in the description, these will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The utility model is above-mentioned and/or additional aspect and advantage from the following description of the accompanying drawings of embodiments will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the structural schematic diagram of the utility model ultra-wide box beam Hanging Basket；
Fig. 2 is the structural schematic diagram of the utility model bottom basket system；
Fig. 3 is the structural schematic diagram of walking hanger in the basket system of the utility model bottom；
Fig. 4 is hanger preformed hole plan view of walking in the basket system of the utility model bottom.
Wherein, 10- main truss system；101- main truss piece；102- main truss supporting leg；The bottom 20- basket system；The bottom 201- basket truss；
2011- front beam；2012- rear cross beam；202- walking truss；203- walking hanger；2031- fixed frame；2032- connecting rod；
2033- brace；2034- support rod；2035- limited block；2036- connection structure；2037- roll shaft structure；The anchoring dress of 204- first
It sets；2041- suspender belt；The first shoulder pole girder of 2042-；The second shoulder pole girder of 2043-；The second anchor of 205-；2051- anchor pole；2052-
Third shoulder pole girder 30- anchor system；40- suspension system；50- has poured box beam；501- preformed hole.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and cannot be construed to the utility model
Limitation.In addition, if the detailed description of known technology for show the utility model be characterized in it is unnecessary, then Jiang Qi save
Slightly.
Hanging Basket, which is one, to include: the peace of Hanging Basket along the jenny scaffold of track travel, the main construction process of Hanging Basket
Dress, Hanging Basket precompressed and hanging basket advancing construction beam section.
It is as follows in the installation construction procedure that 0#, 1# sections of constructions finish progress Hanging Basket:
A, bolster and track are installed；
B, assembled Hanging Basket main truss；
C, front beam and preceding suspender belt are installed；
D, the bottom die platform spelled under bridge is lifted in place with crane, and be coupled with preceding suspender belt, then back strap is installed；
D, rear cross beam and rear outer suspender belt are installed；
E, the size that plastic deformation, measurement elastic deformation amount are eliminated in precompressed is carried out to Hanging Basket
F, install inside and outside mould walk type beam and to 1# section in place；
Beam section construction procedure is as follows:
A, bed die absolute altitude is adjusted, camber is set；
B, baseplate reinforcing bar and web reinforcement, mounting base and web longitudinal prestressing pipeline are bound；
C, internal model is installed；
D, roof steel bar is bound, top plate longitudinal prestressing pipeline is installed；
E, concrete perfusion；
F, maintenance, prestressed stretch-draw, mud jacking, sealing off and covering anchorage.
Hanging Basket walking reaches design tensioning intensity stretch-draw prestressing force Shu Houfang in accordingly construction block concrete casting complete
It can walk, one chain block is set at Hanging Basket rear portion when walking, the method to relax in walking.Hanging Basket walking is using synchronous liquid
Pressure system is walked, and Hanging Basket uses a centralized control oil pump, and oil pump is arranged among Hanging Basket, and oil pump is to each very heavy
The tubing length on top is all consistent, to guarantee the synchronism of Hanging Basket walking.
Referring to Fig. 1-2, a kind of ultra-wide box beam Hanging Basket, primary structure includes main truss system 10, bottom basket system 20, anchoring
System 30, suspension system 40 etc..Wherein, the main truss system 10 includes multiple groups main truss piece 101, and main truss piece 101 is diamond structure,
It is made of chord member and gusset plate, transverse splicing between each group main truss piece 101.Preferably, in order to solve conventional dragging suspension basket because
The problem of rachis face ultra-wide box girder stayed-cable bridge etc., the bridge floor that flange plate cannot bear excessive load is unable to satisfy execution conditions,
Main truss piece 101 is set at the central bearing point of bridge floor box beam.Preferably, the main truss piece 101 is equipped with main truss supporting leg 102, due to two
The 101 rail top face absolute altitude of main truss piece of side is inconsistent, need to be leveled under downside track with mortar, intermediate 101 track of main truss piece
Top surface is higher than the top surface of 101 track of two sides main truss piece, therefore, girder top surface caused by the cross fall in order to offset girder top surface
Difference in height, the main truss supporting leg 102 of two sides main truss piece 101 is higher than the supporting leg of intermediate main truss piece 101, and main truss supporting leg 102 is set as not
It is contour so that each main truss piece 101 is maintained at sustained height convenient for adjusting.
Referring to figure 2-3, the bottom basket system 20 include bottom basket truss 201, support 201 bottom of bottom basket truss extremely
Few one group of walking truss 202 and it is anchored at walking hanger 203 on engineering interface for the outstanding button walking truss 202.One
As, the engineering interface is to have poured box beam 50.
The bottom basket truss 201 includes that front beam 2011, rear cross beam 2012 and several intersections connect the front beam
2011 and rear cross beam 2012 stringer.Preferably, in order to make the uniform force for having poured 50 surface of box beam, one group of walking purlin
Frame 202 is along the uniformly distributed lower section in the bottom basket truss 201 of axis of the front beam 2011.Meanwhile in order to adapt to difference
The condition of construction of width bridge floor, one group of walking truss 202 can be made of one or more walking truss 202.For
The guarantee walking truss 202 is securely connect with bottom basket truss 201, the front end of the walking truss 202 be anchored in it is described before
The lower section of crossbeam 2011 is simultaneously vertical with the front beam 2011, and the middle part of walking truss 202 is anchored in the rear cross beam 2012
Lower section, the rear end of the walking truss 202 is anchored in by setting walking hanger 203 have been poured in box beam 50, wherein walking purlin
The anchoring of frame 202 and bottom basket truss 201 can be realized by truss connection structure or other anchors.The basket truss 201 bottom of at
On the basis of setting walking truss 202, the shortcomings that overcoming bridge floor flange plate unbearable excessive load, meanwhile, truss 202 of walking
Set-up mode greatly reduce bottom basket system 20 and directly act on the power being poured on the weaker position of box beam 50, alleviate and poured
Build the local pressure of box beam 50.
The setting walking truss 202 on the basis of basket truss 201 bottom of at, then walking hanger 203 is cooperated to use, guaranteeing bottom basket
On the basis of the self weight of system 20 is not increased, the uniform stressed for having poured box beam 50 can also be realized, so that part directly acts on
It is shifted in the power being poured on the weaker position of box beam 50, it is excessive to prevent from having poured 50 local pressure of box beam, therefore, the row
The number of the quantity and the walking truss 202 of walking hanger 203 corresponds.
It is described walking hanger 203 include and it is described poured box beam 50 anchoring fixed frame 2031, with the fixed frame
A pair of of connecting rod 2032 that 2031 front ends are fixedly connected and extend downwardly, and connection 2031 rear end of fixed frame and connection
A pair of of brace 2033 of 2032 lower end of bar.The pair of connecting rod 2032 and a pair of of brace 2033 are respectively between direction across bridge holding
Every the interval supplies the walking truss 202 along vertical bridge to running through, and the global shape of walking hanger 203 is similar to triangular prism, row
The laying mode for walking truss 202, which is equivalent to from the rectangle sides of triangular prism, to be passed through.Walking hanger 203 serves not only as walking truss
202 support construction also provides walking guide frame for walking truss 202.The walking hanger 203 is additionally provided with connection the same side
The support rod 2034 of brace 2033 and connecting rod 2032 on face, the support rod 2034 is for reinforcing brace 2033 and connecting rod
2032 connection, while preventing walking truss 202 from deviating from from the side of walking hanger 203 when walking.The brace 2033
It is fixed with the lower end of connecting rod 2032 and forms lower end connection structure 2036, the top of the connection structure 2036 is equipped with roll shaft structure
2037, the roll shaft structure 2037 includes the steel pipe of pin and housing, and the pin outer wall and steel pipe inner wall fill lubricant, such as
Butter etc., for assisting the walking truss 202 to walk.Limited block 2035, the limit are additionally provided with below the walking hanger 203
The effect of position block 2035 is to prevent the walking truss 202 from walking hanger against 2036/ roll shaft structure 2037 of connection structure
Deviate from 203, generally, in order to realize above-mentioned function, the limited block 2035 can also be replaced by other similar structure.
It adds installation and removes hanger 203 of all very easily walking, on the one hand can carry the walking of walking truss 202, same to time
The walking for assisting bottom basket system 20 is connect, on the other hand, ensure that the synchronism of Hanging Basket walking.
The walking hanger 203 by the front end of fixed frame 2031 and/or rear end by the first anchor 204 with it is described
Box beam 50 has been poured to be anchored；First anchor 204 includes the suspender belt through 2031 front ends of the fixed frame/rear end
2041, against first shoulder pole girder 2042 for having poured box beam 50 and the second shoulder pole being resisted against below the fixed frame 2031
Beam 2043, first shoulder pole girder 2042 and the second shoulder pole girder 2043 are respectively used to fix for the both ends of the suspender belt 2041；Its
In, the fixed frame 2031, which is equipped with, supplies the perforative through-hole of the suspender belt 2041.The front end and/or rear end of the fixed frame 2031
It is anchored by the second anchor 205 and the box beam 50 that poured；Second anchor 205 includes two anchor poles
2051 and against the third shoulder pole girder 2052 for having poured box beam 50；Wherein, the fixed frame 2031, which is equipped with, supplies two institutes
State the perforative through-hole of anchor pole 2051.It is adapted to different construction conditions, first anchor 204 and the second anchor 205
Anchorage style can according to walking hanger 203 or engineering interface etc. carry out flexibly adjustment.
Referring to fig. 4, the box beam 50 that poured is opened up for first anchor 204 and the second anchor 205 peace
The multiple groups preformed hole 501 of dress, wherein each group of preformed hole includes: perforative for suspender belt 2041 in first anchor 204
One square through hole, and for two anchor poles, 2051 perforative two circular through holes in second anchor 205.When
When the specification of suspender belt 2041 is 20*4cm, square through hole can be set as longitudinal width 22cm, laterally wide 5cm.Two circular through holes are in cross
To being set side by side, diameter matches bridge with the size of the anchor pole, it is preferable that the diameter of the circular through hole is 4cm.
The preformed hole 501 is arranged from 0# block has poured box beam 50, according to the walking corresponding walking hanger of truss 202
203 quantity determines the group number that preformed hole 501 is arranged in direction across bridge, for example, walking truss 202 is equipped with two groups, then hanger of walking
203 also are provided with two groups, then are evenly arranged two groups of preformed holes 501 in direction across bridge.First group of preformed hole 501 is set to 0# block and has poured
The side of box beam 50 has been poured in box beam close to 1# block.Second group of preformed hole 501 is set to 1# block and 2# block has poured
In box beam 50, wherein being set to 2# block for the perforative square through hole of suspender belt 2041 in first anchor 204 has poured case
The side for having poured box beam 50 on beam close to 1# block is passed through for two anchor poles 2051 in second anchor 205
Two circular through holes worn are set to 1# block and have poured the side for having poured box beam 50 in box beam close to 2# block.Third group is pre-
The rest may be inferred for the setting boxed out, and after preformed hole 501 guarantees vertically, and preformed hole 501 is set, examines again before casting concrete
It is reserved whether correct to look into hole location.
The traveling method of walking truss 202: when truss 202 of walking has walked current stroke, in Roadway Construction direction
Next section has poured and has installed another walking hanger 203 at the preformed hole 501 of box beam 50, and Hanging Basket, which advances, drives walking truss 202
It moves ahead, so recycles, until Roadway Construction finishes.
The above is only some embodiments of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (16)
1. a kind of bottom basket system of Hanging Basket, which is characterized in that it include bottom basket truss, support the bottom basket truss bottom extremely
Few one group of walking truss and it is anchored at walking hanger on engineering interface for the outstanding button walking truss.
2. the bottom basket system of Hanging Basket according to claim 1, which is characterized in that the bottom basket truss includes front beam, rear cross
Beam and several intersections connect the stringer of the front beam and rear cross beam.
3. the bottom basket system of Hanging Basket according to claim 2, which is characterized in that the front end of the walking truss is anchored in described
The lower section of front beam, middle part are anchored in the lower section of the rear cross beam.
4. the bottom basket system of Hanging Basket according to claim 3, which is characterized in that the walking truss and the front beam hang down
Directly.
5. the bottom basket system of Hanging Basket according to claim 3, which is characterized in that one group of walking truss is along the front beam
The uniformly distributed lower section in the bottom basket truss of axis.
6. the bottom basket system of Hanging Basket according to claim 1, which is characterized in that the walking hanger includes and the engineering circles
The fixed frame of face anchoring, a pair of of the connecting rod for being fixedly connected and extending downwardly with the fixed frame front end, and described in connection
A pair of of brace of fixed frame rear end and connecting rod lower end；The pair of connecting rod and a pair of of brace are respectively between direction across bridge holding
Every, the interval for the walking truss along vertical bridge to running through.
7. the bottom basket system of Hanging Basket according to claim 6, which is characterized in that the quantity and the walking of the walking hanger
The number of truss corresponds.
8. the bottom basket system of Hanging Basket according to claim 6, which is characterized in that the front end and/or rear end of the fixed frame are logical
The first anchor is crossed to be anchored with the engineering interface；First anchor include through the fixed frame front end/
The suspender belt of rear end, the first shoulder pole girder against the engineering interface and the second shoulder pole girder for being resisted against below the fixed frame, institute
It states the first shoulder pole girder and the second shoulder pole girder is respectively used to fix for the both ends of the suspender belt；Wherein, the fixed frame, which is equipped with, supplies
The perforative through-hole of suspender belt, the engineering interface open up the preformed hole for first anchor installation.
9. the bottom basket system of Hanging Basket according to claim 6, which is characterized in that the front end and/or rear end of the fixed frame are logical
The second anchor is crossed to be anchored with the engineering interface；Second anchor is including two anchor poles and against the work
The third shoulder pole girder at journey interface；Wherein, the fixed frame, which is equipped with, supplies two perforative through-holes of anchor pole, the engineering interface
Open up the preformed hole for second anchor installation.
10. the bottom basket system of Hanging Basket according to claim 6, which is characterized in that it is same that the walking hanger is additionally provided with connection
The support rod of brace and connecting rod on side.
11. the bottom basket system of Hanging Basket according to claim 6, which is characterized in that the lower end of the brace and connecting rod is fixed
Lower end connection structure is formed, the top of the connection structure is equipped with roll shaft structure, for assisting the walking truss to walk.
12. the bottom basket system of Hanging Basket according to claim 11, which is characterized in that the roll shaft structure includes pin and housing
Steel pipe, the pin outer wall and steel pipe inner wall fill lubricant.
13. the bottom basket system of Hanging Basket according to claim 11, which is characterized in that the lower section of the walking hanger is equipped with limit
Block, for preventing the walking truss from deviating from from walking hanger against the connection structure/roll shaft structure.
14. a kind of ultra-wide box beam Hanging Basket, which is characterized in that it uses the bottom basket of the Hanging Basket as described in claim any one of 1-13
System.
15. ultra-wide box beam Hanging Basket according to claim 14, which is characterized in that the Hanging Basket further includes main truss system, institute
Stating main truss system includes multiple groups main truss piece, and the main truss piece is set at the central bearing point of bridge floor box beam, horizontal between each group main truss piece
To connection.
16. ultra-wide box beam Hanging Basket according to claim 15, which is characterized in that the main truss piece is equipped with main truss branch
The main truss supporting leg of leg, the main truss piece is not contour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721372959.3U CN208309402U (en) | 2017-10-19 | 2017-10-19 | Ultra-wide box beam Hanging Basket and its bottom basket system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721372959.3U CN208309402U (en) | 2017-10-19 | 2017-10-19 | Ultra-wide box beam Hanging Basket and its bottom basket system |
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| CN208309402U true CN208309402U (en) | 2019-01-01 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107761575A (en) * | 2017-10-19 | 2018-03-06 | 中交路桥华南工程有限公司 | Ultra-wide box beam Hanging Basket and its bottom basket system |
| CN109853403A (en) * | 2019-03-29 | 2019-06-07 | 中交路桥华南工程有限公司 | Wide cut cantilever main girder construction Hanging Basket and its bottom basket system |
| CN111042003A (en) * | 2019-12-02 | 2020-04-21 | 中铁广州工程局集团有限公司 | Construction method of cable-stayed bridge concrete beam combined hanging basket |
-
2017
- 2017-10-19 CN CN201721372959.3U patent/CN208309402U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107761575A (en) * | 2017-10-19 | 2018-03-06 | 中交路桥华南工程有限公司 | Ultra-wide box beam Hanging Basket and its bottom basket system |
| CN109853403A (en) * | 2019-03-29 | 2019-06-07 | 中交路桥华南工程有限公司 | Wide cut cantilever main girder construction Hanging Basket and its bottom basket system |
| CN111042003A (en) * | 2019-12-02 | 2020-04-21 | 中铁广州工程局集团有限公司 | Construction method of cable-stayed bridge concrete beam combined hanging basket |
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