CN106638314A - Pylon cross beam non-floor stand and pylon cross beam construction method - Google Patents
Pylon cross beam non-floor stand and pylon cross beam construction method Download PDFInfo
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- CN106638314A CN106638314A CN201610929949.9A CN201610929949A CN106638314A CN 106638314 A CN106638314 A CN 106638314A CN 201610929949 A CN201610929949 A CN 201610929949A CN 106638314 A CN106638314 A CN 106638314A
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- main
- crossbeam
- sarasota
- floor
- linking
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/14—Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to a pylon cross beam non-floor stand and a pylon cross beam construction method, and belongs to the field of bridge construction. The pylon cross beam non-floor stand comprises a main cross beam, a linking beam and diagonal bracings. The main cross beam is installed between pylon legs through second installation boxes, the linking beam is located below the main cross beam and connected between the pylon legs through first installation boxes, and the diagonal bracings are arranged between the main cross beam and the linking beam. The pylon cross beam construction method includes the steps of embedding the first installation boxes and the second installation boxes, and installing the main cross beam, the diagonal bracings and the linking beam. Steel can be greatly saved, construction cost is reduced, the construction period is shortened, construction is convenient, and safety and stability are high.
Description
Technical field
The present invention relates to field of bridge construction, in particular to a kind of Sarasota crossbeam non-floor-bracket and Sarasota crossbeam
Construction method.
Background technology
Sarasota crossbeam cast-in-place construction, general employing has floor-type support method.That is, Sarasota overarm brace is supported on lower tower pier top
Portion, is supported using steel pipe post, and carries out anchor using pre-buried finish rolling deformed bar to arrangement, column and lower tower pier top portion along bridge
Gu.With the increasing of bridge span, the growth of tower height, the scaffolding height of floor stand also will increase, workload increase, and institute
The consumptive material and construction period for needing all accordingly increases.
The content of the invention
It is an object of the invention to provide a kind of Sarasota crossbeam non-floor-bracket, it can save great deal of steel, saving and apply
Work cost, shortening construction period, and easy construction, security and stability height.
Another object of the present invention is to provide a kind of Sarasota crossbeam construction method, it can ensure that Sarasota crossbeam is smooth
Workload and construction cost are reduced while pouring construction, shortens construction period, and easy construction, security and stability height.
What embodiments of the invention were realized in：
A kind of Sarasota crossbeam non-floor-bracket, it includes main beam, linking beam and diagonal brace, and main beam is by being embedded in Sarasota
Tower limb in the second mounting box be connected between two tower limbs, linking beam be located at main beam lower section and by being embedded in tower
The first mounting box in limb is connected between two tower limbs, and two diagonal braces are arranged between main beam and linking beam, and two
One end of diagonal brace is respectively connecting to the mid portion of main beam, the other end of two diagonal braces be respectively supported at two tower limbs and with
The two ends connection of linking beam.
In preferred embodiments of the present invention, above-mentioned diagonal brace includes body and connection board component, and connection board component is arranged at
One end of the close linking beam of body, connects the main connecting plate that board component includes being connected with linking beam, and main connecting plate is along body
Be axially inserted into body and main connecting plate exposed at both sides in the outside of body.
In preferred embodiments of the present invention, above-mentioned main connecting plate include insertion end and connection end, insertion end with
Body connects, and connection end includes the first adjoining edge and the second adjoining edge, and the first adjoining edge is connected with linking beam, and second
Adjoining edge is connected with tower limb.
In preferred embodiments of the present invention, above-mentioned connection board component also includes the first connection strength plate and the second connection strength
Plate, the first connection strength plate is arranged between two main connecting plates, to connect two main connecting plates, the side of the second connection strength plate with
Main connecting plate connection, the opposite side of the second connection strength plate is connected with body.
In preferred embodiments of the present invention, above-mentioned linking beam include two union joints being connected with two diagonal braces respectively with
And the connection stage casing being connected between union joint, union joint is arranged in the first mounting box, and union joint is installed by first
Box is connected with tower limb.
In preferred embodiments of the present invention, above-mentioned Sarasota crossbeam non-floor-bracket also includes the first main longitudinal grider, the second master
Longeron and time crossbeam, secondary crossbeam is arranged at the top of main beam, and secondary crossbeam includes being located at the horizontal segment of centre and is located at respectively
The tilting section of the both sides of horizontal segment, the first main longitudinal grider is arranged at the lower section of horizontal segment and connects main beam and time crossbeam, the second master
Longeron is arranged at the lower section of tilting section and connects main beam and time crossbeam.
In preferred embodiments of the present invention, above-mentioned Sarasota crossbeam non-floor-bracket also includes time longeron and for pouring
The template system of construction, secondary longeron is arranged at the top of time crossbeam, and template system is arranged at the top of time longeron.
In preferred embodiments of the present invention, above-mentioned Sarasota crossbeam non-floor-bracket includes twice main beam, the main horizontal stroke of per pass
Beam is connected with diagonal brace, is connected by lateral bar and bridging between the diagonal brace of the different main beams of connection.
A kind of Sarasota crossbeam construction method, it is completed using above-mentioned Sarasota crossbeam non-floor-bracket, construction method
Comprise the following steps：
Construction tower limb, and according to linking beam and the setting height(from bottom) of main beam in work progress, it is successively pre- on tower limb
Bury the first mounting box and the second mounting box that being respectively used to, linking beam and main beam are set；And
After main beam is attached in the second mounting box, then the linking beam for being connected with diagonal brace is attached to into the first mounting box
It is interior, wherein, when diagonal brace is installed, first one end of two diagonal braces is connected with the two ends of linking beam, and it is respectively supported at two
Tower limb, then the other end of two diagonal braces is respectively connecting to into the mid portion of main beam.
In preferred embodiments of the present invention, above-mentioned Sarasota crossbeam construction method also includes：
Time crossbeam is set in the top of main beam, secondary crossbeam is vertical by being arranged on secondary the first master between crossbeam and main beam
Beam and the second main longitudinal grider are connected with main beam；
In the top of secondary crossbeam, time longeron is set；And
In the top of secondary longeron, template system is set, and to pouring construction in template system, until Sarasota construction of beam
Complete.
The beneficial effect of the embodiment of the present invention is：
The embodiment of the present invention consists of the main bearing member of whole Sarasota crossbeam main beam, diagonal brace and linking beam, makes
Obtaining the load of Sarasota crossbeam can be delivered on tower limb by main beam, diagonal brace, and diagonal bracing effect is logical in tower limb horizontal applied force
Cross linking beam to be offset, so that the load from Sarasota crossbeam only can be distributed in the vertical direction of tower limb, and then make
Support can either meet supporting role to Sarasota crossbeam, the safe and stable property of whole support can be further improved again.This
Bright embodiment is realized carrying out Sarasota crossbeam cast-in-place construction, Ke Yijie without floor-type support method by main beam, diagonal brace and linking beam
Great deal of steel and construction cost are saved, while the construction period is compressed, and embodiment of the present invention simple structure, easy construction, favorably
In being smoothed out for Sarasota construction of beam.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be attached to what is used needed for embodiment
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, thus be not construed as it is right
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can be with according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the first side structure schematic diagram of embodiment of the present invention Sarasota crossbeam non-floor-bracket；
Fig. 2 is the second side structure schematic diagram of embodiment of the present invention Sarasota crossbeam non-floor-bracket；
Fig. 3 is the 3rd side structure schematic diagram of embodiment of the present invention Sarasota crossbeam non-floor-bracket；
Fig. 4 is the 4th side structure schematic diagram of embodiment of the present invention Sarasota crossbeam non-floor-bracket；
Fig. 5 is the structural representation of the main connecting plate of embodiment of the present invention Sarasota crossbeam non-floor-bracket；
Fig. 6 is the sectional view of the diagonal brace of embodiment of the present invention Sarasota crossbeam non-floor-bracket；
The structural representation that Fig. 7 connects for the diagonal brace and linking beam of embodiment of the present invention Sarasota crossbeam non-floor-bracket；
Fig. 8 is enlarged drawing of the embodiment of the present invention Sarasota crossbeam non-floor-bracket at VIII；
Fig. 9 is enlarged drawing of the embodiment of the present invention Sarasota crossbeam non-floor-bracket at Ⅸ；
Figure 10 is enlarged drawing of the embodiment of the present invention Sarasota crossbeam non-floor-bracket at Ⅹ；
Figure 11 is first mounting box and the second mounting box of embodiment of the present invention Sarasota crossbeam non-floor-bracket on tower limb
The location drawing；
Figure 12 is the structural representation of the first mounting box of embodiment of the present invention Sarasota crossbeam non-floor-bracket；
Figure 13 is the structural representation of the second mounting box of embodiment of the present invention Sarasota crossbeam non-floor-bracket.
In figure：100- Sarasota crossbeam non-floor-brackets；101- main beams；201- diagonal braces；211- bodys；212- connects
Fishplate bar component；The main connecting plates of 221-；222- first connects strength plate；223- second connects strength plate；231- inserts end；
232- connects end；The adjoining edge of 241- first；The adjoining edge of 242- second；301- linking beams；311- union joints；
312- connects stage casing；The main longitudinal griders of 401- first；The main longitudinal griders of 402- second；403- bearings；501- crossbeam；Indulge for 502- time
Beam；601- bottoms template；The mounting boxs of 701- first；The base plates of 711- first；The side plates of 712- first；The installation cavitys of 713- first；
The gripper shoes of 714- first；The mounting boxs of 702- second；The base plates of 721- second；The side plates of 722- second；The installation cavitys of 723- second；
The gripper shoes of 724- second；801- connects strut；802- lateral bars；803- bridgings；900- tower limbs；901- Sarasotas are horizontal
Beam.
Specific embodiment
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention, rather than the embodiment of whole.Present invention enforcement generally described and illustrated in accompanying drawing herein
The component of example can be arranged and designed with a variety of configurations.
Therefore, the detailed description of embodiments of the invention below to providing in the accompanying drawings is not intended to limit claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model of present invention protection
Enclose.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, or should
Orientation or position relationship that invention product is usually put when using, are for only for ease of the description present invention and simplify description, and not
Be indicate or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that as limitation of the present invention.Additionally, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that referring to
Show or imply relative importance.
Additionally, the term such as term " level ", " vertical " is not offered as requiring part abswolute level or pendency, and can be slightly
Low dip.It is not that the expression structure must be complete as " level " only refers to for its direction relative " vertical " more level
Full level, and can be to be slightly tilted.
In describing the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or one
The connection of body ground；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to indirect by intermediary
It is connected, can is the connection of two element internals.For the ordinary skill in the art, can be with concrete condition understanding
State term concrete meaning in the present invention.
Refer to Fig. 1 and Fig. 2, the present embodiment provides a kind of Sarasota crossbeam non-floor-bracket 100 includes main beam 101, tiltedly
Support 201, linking beam 301, main longitudinal grider, secondary crossbeam 501, secondary longeron 502 and the template system for pouring.Main beam 101 with
Linking beam 301 is parallel to each other, and both are connected respectively with two tower limbs 900 of Sarasota.Diagonal brace 201 is arranged on main beam 101
And linking beam 301 between, substantially in splayed, or it can be appreciated that diagonal brace 201 main beam 101 and linking beam 301 it
Between form trapezium structure, as shown in Figure 1.Main longitudinal grider is arranged at the top of main beam 101, and it forms with main beam 101 and hands in length and breadth
Wrong supporting structure, so as to improve the stability of whole support.Secondary crossbeam 501 is arranged at the top of main longitudinal grider, itself and main beam
101 is the same across between two tower limbs 900.Fig. 2 is refer to, secondary longeron 502 is arranged at the top of time crossbeam 501, its extension
Direction is consistent with the bearing of trend of main longitudinal grider.Template system (not shown) for pouring is arranged at the top of time longeron 502.
Casting concrete in template system, that is, form Sarasota crossbeam 901.
Fig. 1 and Fig. 3 is refer to, the preferred twice main beam 101 of the embodiment of the present invention is arranged between two tower limbs 900, with
Improve the stability of whole non-floor-bracket.Certainly, in the other embodiment do not shown in figure, those skilled in the art also may be used
With one of selection, three roads or more multiple tracks main beam 101.As shown in figure 3, by lateral bar 802 and cutting between twice main beam 101
Knife support 803 connects, and twice main beam 101 is connected to form an entirety, further improves the stability of whole support.At this
In embodiment, per pass main beam 101 uses Two bors d's oeuveres HN600 × 200 shaped steel, and its two ends is arranged on and is embedded in tower limb 900
The second mounting box 702 in and be connected with the second mounting box 702.Two fulcrums are provided with the bottom of main beam 101, are used for
Two diagonal braces 201 in the arrangement of eight words are set.The position of two fulcrums is located substantially at the mid portion of main beam 101, two
The particular location of distance and two fulcrums on main beam 101 need to carry out engineering forces according to the concrete condition of bridge between fulcrum
Learn and calculate, unnecessary description is not done herein.Refer to Fig. 9, main beam 101 is by the second mounting box 702 for being embedded in tower limb 900
It is fixedly connected with tower limb 900.
Fig. 1 is refer to, one end of two diagonal braces 201 is respectively connecting to the mid portion of main beam 101, two diagonal braces 201
The other end be respectively supported at two tower limbs 900 and be connected with the two ends of linking beam 301.Also, from main beam 101 to linking
On the direction of beam 301, the distance between two diagonal braces 201 gradually increase, and that is to say that two diagonal braces 201 above are substantially in eight words
Shape is distributed.It should be noted that two diagonal braces 201 include but are not limited to pressing from both sides with same tilt with tower limb 900 shown in Fig. 1
The situation at angle, it can be on the premise of mechanical requirements be met, the slanted angle different from the formation of tower limb 900.Equally, diagonal brace
201 angle of inclination is also to need accordingly to be calculated according to specific bridge (height, width) parameter, does not also do excessive herein
Description.It is preferred that connection strut 801 is additionally provided between diagonal brace 201 and tower limb 900, further to improve the firm of diagonal brace 201
Property.
Fig. 1 is refer to, diagonal brace 201 includes body 211 and connection board component 212, and connection board component 212 is arranged at body
One end of 211 close linking beam 301.Body 211 acts primarily as the effect for supporting main beam 101, by from Sarasota crossbeam 901
Load by itself being transferred on two tower limbs 900, with realize without floor-type support.In the present embodiment, body 211 is steel pipe,
The concrete model of steel pipe can accordingly be selected according to the design parameter of bridge, not enumerated herein.Refer to shown in Fig. 6
The sectional view of the diagonal brace 201 for going out, connects board component 212 through the tube wall of body 211 and is attached thereto fixation.Connection board component
212 are used for connection pipe body 211 and linking beam 301, play the transition interconnection function between diagonal brace 201 and linking beam 301.The present invention
Embodiment is used board component 212 is connected as transition piece, compared to directly body 211 is connected with linking beam 301, its
The stable connection between diagonal brace 201 and linking beam 301 can be further improved, so that it is guaranteed that the steadiness and peace of whole support
Full performance.
As shown in fig. 6, connection board component 212 includes the connection strength of main connecting plate 221, first plate 222 and the second connection strength plate
223.In the present embodiment, two pairs of main connecting plates 221 are along the axially arranged and parallel to each other of body 211.Main connecting plate 221 is used for
Connection linking beam 301, its along body 211 be axially inserted into in body 211 and main connecting plate 221 exposed at both sides in body
211 outside.Fig. 5 is refer to, main connecting plate 221 includes insertion end 231 and connection end 232.Insertion end 231 and body
211 connections, its part is maintained in body 211.Connection end 232 is mainly used in connecting linking beam 301, and it is exposed to body
The outside of 211 end.Connection end 232 includes the first adjoining edge 241 and the second adjoining edge 242, the first adjoining edge
241 are connected with linking beam 301, and the second adjoining edge 242 is connected with tower limb 900.In preferred embodiments of the present invention, second connects
Edge fit edge 242 is in fold-line-shaped, to be engaged with tower limb 900.In the vertical direction, between the second adjoining edge 242 and tower limb 900
It is connected by the steel plate (not shown) being fastened between the two.In the present embodiment, the first adjoining edge 241 and second connects
Edge fit edge 242 connects, and the first adjoining edge 241 and the second adjoining edge 242 form the insertion end of triangle, the insertion end
Be inserted in the mounted state in the first mounting box 701 being embedded in tower limb 900, and respectively with the first mounting box 701 with
And the union joint 311 of the linking beam 301 being arranged in the first mounting box 701 connects.Main connecting plate 221 is inserted by the triangle
End so that main connecting plate 221 is not only connected with linking beam 301, while be also partially submerged into the first mounting box 701, with
Tower limb 900 is connected, so as to substantially increase stable connection and safety between whole diagonal brace 201 and linking beam 301
Energy.
In other embodiments of the invention, main connecting plate 221 can not be it is being arranged in pairs but one or more,
Can be arranged in pairs one or more pairs of.When main connecting plate 221 is not to be arranged in pairs, two adjacent main connecting plates 221
Between connected by the first connection strength plate 222.When main connecting plate 221 is to be arranged in pairs, as shown in fig. 6, the main connecting plate of each pair
Connected by the first connection strength plate 222 between 221 two main connecting plates 221, so as to improve the entirety of multiple main connecting plates 221
Firm performance.
The side of the second connection strength plate 223 is connected with main connecting plate 221, the opposite side and body of the second connection strength plate 223
211 connections.Second connection strength plate 223 is mainly used in being connected between main connecting plate 221 and body 211.Shown by Fig. 6
Embodiment in, the second connection strength plate 223 can either effectively increase main connecting plate 221 and body through the tube wall of body 211
Stable connection between 211, while also allow for installing fixing.In other embodiments of the invention, the second connection strength plate 223
Can also be maintained in body 211, it is connected near the side of body 211 with the inwall of body 211.Of the invention preferable
Embodiment in, the first connection strength plate 222 and the second connection strength plate 223 is vertical with main connecting plate 221 respectively is connected, and first
In the connection strength plate 223 of connection strength plate 222 and second is generally aligned in the same plane, as shown in Figure 6.
Fig. 4 is refer to, linking beam 301 has and the identical quantity of main beam 101, and in the present embodiment, linking beam 301 is
Two, it corresponds to respectively twice main beam 101.In the present embodiment, each linking beam 301 includes twice bar shaped steel component,
That is the road bar shaped steel components of two 301 Shi You of linking beam tetra- of the present embodiment are formed.In other embodiments of the invention, steel
The quantity of component can be accordingly increased or reduced according to the practical situation of bridge.It is preferred that the one of the embodiment of the present invention
Road main beam 101 corresponds to the linking beam 301 being made up of twice or three roads (quantity can continue to increase) steel component, so as to incite somebody to action
Diagonal brace 201 can be assigned on each steel component to the active force that tower limb 900 is produced in the horizontal direction and offset, and reduce
The load pressure of single steel component, so can effectively reduce to constitute linking beam 301 steel component intensity requirement, especially
It is the requirement of tensile strength, thus reduces material cost, reduces difficulty of construction.It is preferred that the linking beam of the embodiment of the present invention
301 are made up of two I-steel, each I-steel a pair main connecting plate 221 of correspondence, the first adjoining edge of main connecting plate 221
241 with the welded top of the I-steel of linking beam 301.
Referring again to Fig. 1, linking beam 301 includes union joint 311 and connection stage casing 312, and two union joints 311 connect respectively
Also it is connected with diagonal brace 201 and tower limb 900 to the two ends for connecting stage casing 312, and union joint 311.As shown in Figure 10, linking beam
301 union joint 311 is connected with the first mounting box 701 being embedded in tower limb 900, so as to by whole linking beam 301 with
Tower limb 900 is connected.With reference to Fig. 1 and Fig. 7, the union joint 311 of linking beam 301 is arranged in the first mounting box 701 and therewith
It is fixedly connected, the top of union joint 311 is provided with the main connecting plate 221 being attached thereto, therefore, by main connecting plate 221 and even
Being connected of joint 311, union joint 311 is connected with the first mounting box 701, the mounting box of main connecting plate 221 and first
701 are connected, so as to diagonal brace 201 and linking beam 301 are fixed in the lump on tower limb 900.
Fig. 1 and Fig. 2 is refer to, main longitudinal grider includes the first main longitudinal grider 401 and the second main longitudinal grider 402.First main longitudinal grider 401 sets
It is placed in the top of main beam 101.Bearing 403 is arranged between the main longitudinal grider 401 of main beam 101 and first and connects main beam
101 and first main longitudinal grider 401.Second main longitudinal grider 402 is arranged at the top of main beam 101 and the second main longitudinal grider 402 is located at the
The both sides of one main longitudinal grider 401.As shown in figure 1, multiple first main longitudinal griders 401 are distributed in the top of main beam 101, its extension
Direction is consistent with the bearing of trend of bridge, so as to constitute crisscross non-floor-bracket structure with main beam 101, and then causes
Whole support force is uniform, stabilized structure.In the present embodiment, the first main longitudinal grider 401 is Bailey beam, and it is by being arranged on its bottom
The bearing 403 at end is connected with main beam 101.In the present embodiment, the second main longitudinal grider 402 is by steel pipe and Two bors d's oeuveres I-steel
Composition, steel pipe is connected with main beam 101, and Two bors d's oeuveres I-steel is arranged at the top of steel pipe, to support be disposed there above secondary
Crossbeam 501.
Fig. 2 and Fig. 8 is refer to, secondary crossbeam 501 is arranged at the top of the first main longitudinal grider 401 and the second main longitudinal grider 402, and
It is connected with the top of the first main longitudinal grider 401 and the top of the second main longitudinal grider 402.As shown in figure 1, the correspondence of secondary crossbeam 501
The mid portion of one main longitudinal grider 401 higher than second main longitudinal grider of correspondence 402 of time crossbeam 501 two end portions, the two of secondary crossbeam 501
End is in the trend for extending downwardly.For the secondary crossbeam 501 of the embodiment of the present invention is compared to all horizontally disposed horizontal girds, its
The concentrated stress of time crossbeam 501 and the junction of tower limb 900 can be reduced so that the whole uniform force of crossbeam 501, and then be improved
The steadiness of whole support.In the present embodiment, secondary crossbeam 501 is I-steel.Fig. 2 is refer to, secondary longeron 502 is arranged at time horizontal stroke
The top of beam 501, its bearing of trend is identical with the bearing of trend of main longitudinal grider.The multiple interval settings of longeron 502, with secondary crossbeam
501 form crisscross supporting structure.In the present embodiment, secondary longeron 502 is for support shuttering system (not shown)
The lumps of wood.Template system is arranged at the top of time longeron 502, for pouring Sarasota crossbeam 901.Refer to Fig. 8, the bottom of template system
Portion's template 601 is arranged at the top of time longeron 502.
Figure 11 is refer to, the first mounting box 701 and the second mounting box 702 are embedded in respectively the inner side of tower limb 900.First peace
Mounted box 701 is correspondingly arranged with linking beam 301, and the second mounting box 702 is correspondingly arranged with main beam 101.In the present embodiment, as schemed
Shown in 11, four the first mounting boxs 701 and two the second mounting boxs 702 are equipped with each tower limb 900, it corresponds to respectively this
Four steel components and twice main beam 101 of the composition linking beam 301 of embodiment.In the present embodiment, the first mounting box
701 and second mounting box 702 be steel box.Diagonal brace 201, linking beam 301 are fixed to the first mounting box 701 by way of welding
Interior, main beam 101 is fixed in the second mounting box 702 by way of welding.
Referring to Figure 12, the first mounting box 701 includes the first base plate 711, the first side plate 712, the first installation cavity 713 and first
Gripper shoe 714.First side plate 712 is arranged on the surface of the first base plate 711, and limit for linking beam 301 is installed
One installation cavity 713.In the present embodiment, the first installation cavity 713 is limited by four the first side plates 712, four the first sides
Successively head and the tail connect plate 712.Two the first side plates 712 for vertically arranging are arranged on the edge of the first base plate 711, and with
Flush, it is cost-effective so as at utmost reduce the size of the first base plate 711.The shapes and sizes chi of the first installation cavity 713
The very little shape and size with the union joint 311 being arranged in the first mounting box 701 and main connecting plate 221 are adapted.In this enforcement
In example, the substantially rectangular chamber of the first installation cavity 713.First gripper shoe 714 is arranged vertically at the upper and lower of the first base plate 711
Both sides, and be arranged horizontally at the first base plate about 711 two the first side plates 712 of both sides be connected, further plus
Stable connection between strong four the first side plates 712.
Referring to Figure 13, the second mounting box 702 includes the second base plate 721, the second side plate 722, the second installation cavity 723 and the
Two gripper shoes 724.Second side plate 722 is arranged on the surface of the second base plate 721, and limits for installing main beam 101
Second installation cavity 723.In the present embodiment, the second base plate 721 is substantially H-shaped, two the second side plates for vertically arranging
722 base plates of 721 second side plate of the second base plate of vertical edge, 722 second side plate 722 second for being separately positioned on the second base plate 721
721.The second side plate 722 that two horizontally disposed second side plates 722 and two are vertically arranged limits the second installation cavity 723.
The shape of the shape and size size of the second installation cavity 723 and the end of the main beam 101 being arranged in the second mounting box 702 and
Size is adapted.In the present embodiment, the second installation cavity 723 is rectangular cavity.In the present embodiment, four the second gripper shoes 724
It is arranged vertically in pairs on two the second base plates 721.Set respectively in the both sides up and down of each the second base plate 721
Two the second gripper shoes 724 are put, as shown in figure 13.Four the second gripper shoes 724 respectively be arranged horizontally at the second bottom
Plate about 721 two the second side plates 722 of both sides connect, further strengthen the stable connection between four the second side plates 722.
Sarasota crossbeam non-floor-bracket 100 with reference to the embodiments of the present invention is horizontal to the Sarasota of the embodiment of the present invention
The construction method of beam 901 is illustrated.The construction method of Sarasota crossbeam 901 of the embodiment of the present invention is comprised the following steps：
Step one：The mounting box 702 of pre-buried first mounting box 701 and second
Construction tower limb 900, and according to linking beam 301 and the setting height(from bottom) of main beam 101 in work progress, in tower limb
Successively pre-buried the first mounting box 701 and the second mounting box 702 for being respectively used to arrange linking beam 301 and main beam 101 on 900.
Step 2：Main beam 101, diagonal brace 201 and linking beam 301 are installed
Main beam 101 and the priority of linking beam 301 for being connected with diagonal brace 201 are attached to into the second mounting box 702 and first
In mounting box 701.Specifically：
Twice main beam 101 is set up between two tower limbs 900, being supported at both ends in for main beam 101 is embedded in into tower limb
In the second mounting box 702 in 900, it is fixedly connected with welding.Calculated according to parameter in the bottom of main beam 101 and determined
Two fulcrums for being used to arrange diagonal brace 201.Two diagonal braces 201 are substantially in splayed across between two tower limbs 900.Installing
During diagonal brace 201, one end of two diagonal braces 201 is respectively connecting on two fulcrums of the bottom of main beam 101, by two diagonal braces
201 other end is respectively connecting to the two ends of linking beam 301.Diagonal brace 201 is carried out with linking beam 301 by being connected board component 212
Connection transition.The bottom wall body of body 211 cuts out notch, first by two pieces of main connecting plates 221 (its edge of first connection strength plate 222
Length on the axial direction of body 211 is identical with the second connection strength 223 length on the axial direction of body 211 of plate) connection composition entirety, then
Main connecting plate 221 is welded from the bottom of body 211 insertion notch.First adjoining edge 241 of main connecting plate 221 and linking beam
301 welded top.Per an I-steel (that is to say steel component) of two pieces of correspondence linking beams 301 of main connecting plate 221.Main company
The two bottom sides of fishplate bar 221 are respectively provided with weld seam.In the vertical direction, the gap between main steel plate and tower limb 900 can use steel plate
Stopper.In preferred embodiments of the present invention, can pass through steel plate carries out the main connecting plate 221 for being exposed to the outside of body 211
Connection, further to improve the stability of main connecting plate 221.
It is preferred that when main beam 101 and linking beam 301 are installed, first toward pre-buried the first mounting box 701 and the second mounting box
The two end portions of linking beam 301 and main beam 101 are installed in 702, then the mid portion of linking beam 301 and main beam 101 is divided
Do not connect with each self-corresponding two ends.
Step 3：Main longitudinal grider, secondary crossbeam 501, secondary longeron 502 and template system are installed
First main longitudinal grider 401, the second main longitudinal grider 402, secondary crossbeam 501, secondary longeron 502 and template system are installed successively.
Specifically：
The first main longitudinal grider 401 below the middle normal reach of Sarasota crossbeam 901 (i.e. horizontal segment) is arranged at using double monolayer
Bailey beam, the second main longitudinal grider 402 below its root thick section (i.e. positioned at the tilting section at the two ends of horizontal segment) is using double
I-steel and steel pipe combination are spelled, two ends quantity keeps equal.Bearing 403 is set between first main longitudinal grider 401 and main beam 101.
In the present embodiment, secondary crossbeam 501 adopts I-steel, secondary longeron 502 to adopt the lumps of wood, bottom template 601 to adopt bamboo slab rubber.
Step 4：Pouring construction Sarasota crossbeam 901
The pouring construction into template system, until the construction of Sarasota crossbeam 901 is completed.
Step 5：Remove Sarasota crossbeam non-floor-bracket 100
After Sarasota construction of beam is finished, Sarasota beam strength is enough, when can be removed, remove Sarasota crossbeam without falling
Floor-engaging frame 100.
In sum, using without floor-type support method, Sarasota crossbeam non-floor-bracket 100 is anchored in and is embedded in tower the present invention
In the first mounting box 701 and the second mounting box 702 on wall, realize without floor-type support Sarasota crossbeam 901 so that Sarasota crossbeam
901 free height.Crossbeam cast-in-place construction is carried out using the Sarasota crossbeam non-floor-bracket 100 of the present invention, great deal of steel can be saved,
Save construction cost and shorten the construction period.The Sarasota crossbeam non-floor-bracket 100 of the present invention is provided with main beam 101, links
Beam 301 and diagonal brace 201, easy construction, security and stability is high, it is ensured that the smooth pouring construction of Sarasota crossbeam 901.Even diagonal brace
201 can produce horizontal thrust to tower limb 900, it is also possible to be offset by the linking beam 301 of the present invention, so as to realize without landing
Also the security and stability of the support in work progress is fully ensured that while support.
It should be noted that the model of the material being not particularly illustrated in the embodiment of the present invention or material, it can be with root
Implement according to means common in field of bridge construction or calculated and selected according to bridge is actual, equally, the company between component
Connect mode and conventional connected mode in the art is also adopted by the case where the present embodiment is not particularly illustrated, for example, weld.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of Sarasota crossbeam non-floor-bracket, it is characterised in that it includes main beam, linking beam and diagonal brace, the main beam
It is connected between two tower limbs by the second mounting box being embedded in the tower limb of Sarasota, the linking beam is located at the master
The lower section of crossbeam and it is connected between two tower limbs, described in two by the first mounting box being embedded in the tower limb
Diagonal brace is arranged between the main beam and the linking beam, and one end of two diagonal braces is respectively connecting to the main horizontal stroke
The mid portion of beam, the other end of two diagonal braces be respectively supported at two tower limbs and with the two ends of the linking beam
Connection.
2. Sarasota crossbeam non-floor-bracket according to claim 1, it is characterised in that the diagonal brace includes body and connection
Board component, the connection board component is arranged at one end of the close described linking beam of the body, and the connection board component includes
The main connecting plate being connected with the linking beam, the main connecting plate being axially inserted into the body and institute along the body
The exposed at both sides of main connecting plate is stated in the outside of the body.
3. Sarasota crossbeam non-floor-bracket according to claim 2, it is characterised in that the main connecting plate includes insertion end
Portion and connection end, the insertion end is connected with the body, and the connection end includes that the first adjoining edge and second connects
Edge fit edge, first adjoining edge is connected with the linking beam, and second adjoining edge is connected with the tower limb.
4. Sarasota crossbeam non-floor-bracket according to claim 2, it is characterised in that the connection board component also includes the
One connection strength plate and the second connection strength plate, the first connection strength plate is arranged between two main connecting plates, to connect two
The individual main connecting plate, the side of the second connection strength plate is connected with the main connecting plate, and described second connects the another of strength plate
Side is connected with the body.
5. Sarasota crossbeam non-floor-bracket according to claim 1, it is characterised in that the linking beam includes two difference
The union joint being connected with two diagonal braces and the connection stage casing being connected between the union joint, the union joint is arranged at
In first mounting box, and the union joint is connected by first mounting box with the tower limb.
6. Sarasota crossbeam non-floor-bracket according to claim 1, it is characterised in that the Sarasota crossbeam non-floor-bracket
Also include the first main longitudinal grider, the second main longitudinal grider and secondary crossbeam, described crossbeam is arranged at the top of the main beam, and described time horizontal
Beam includes being located at the horizontal segment of centre and respectively positioned at the tilting section of the both sides of the horizontal segment, first main longitudinal grider is arranged
In the lower section of the horizontal segment and connect the main beam and described crossbeam, second main longitudinal grider is arranged at the tilting section
Lower section and connect the main beam and described crossbeam.
7. Sarasota crossbeam non-floor-bracket according to claim 6, it is characterised in that the Sarasota crossbeam non-floor-bracket
Also include time longeron and the template system for pouring construction, described longeron is arranged at the top of described crossbeam, described
Template system is arranged at the top of described longeron.
8. Sarasota crossbeam non-floor-bracket according to claim 1, it is characterised in that the Sarasota crossbeam non-floor-bracket
Including main beam described in twice, main beam described in per pass is connected with the diagonal brace, connects the diagonal brace of the different main beams
Between connected by lateral bar and bridging.
9. a kind of Sarasota crossbeam construction method, it is characterised in that the construction method is using as arbitrary in claim 1 to 8
What the Sarasota crossbeam non-floor-bracket described in was completed, the construction method is comprised the following steps：
Construction tower limb, and according to the linking beam and the setting height(from bottom) of the main beam in work progress, in the tower limb
Pre-buried first mounting box and second mounting box for being respectively used to arrange the linking beam and the main beam of upper priority；
And
After the main beam is attached in second mounting box, then the linking beam for being connected with the diagonal brace is attached to
In first mounting box, wherein, when the diagonal brace is installed, first by one end of two diagonal braces and the two of the linking beam
End connection, and two tower limbs are respectively supported at, then the other end of two diagonal braces is respectively connecting to into the main horizontal stroke
The mid portion of beam.
10. Sarasota crossbeam construction method according to claim 9, it is characterised in that the Sarasota crossbeam construction method is also
Including：
In the top of the main beam, time crossbeam is set, described crossbeam by be arranged on described crossbeam and the main beam it
Between the first main longitudinal grider and the second main longitudinal grider be connected with the main beam；
In the top of described crossbeam, time longeron is set；And
In the top of described longeron, template system is set, and to pouring construction in the template system, until Sarasota crossbeam
Construction is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929949.9A CN106638314A (en) | 2016-10-31 | 2016-10-31 | Pylon cross beam non-floor stand and pylon cross beam construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929949.9A CN106638314A (en) | 2016-10-31 | 2016-10-31 | Pylon cross beam non-floor stand and pylon cross beam construction method |
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| CN106638314A true CN106638314A (en) | 2017-05-10 |
Family
ID=58820969
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610929949.9A Pending CN106638314A (en) | 2016-10-31 | 2016-10-31 | Pylon cross beam non-floor stand and pylon cross beam construction method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107806019A (en) * | 2017-11-07 | 2018-03-16 | 中交路桥华南工程有限公司 | Large-span suspension bridge gate Sarasota construction method |
| CN108590223A (en) * | 2018-05-30 | 2018-09-28 | 广州市胜特建筑科技开发有限公司 | A kind of portal frame ruggedized construction |
| CN113026573A (en) * | 2021-04-01 | 2021-06-25 | 中铁二十三局集团第三工程有限公司 | Tie beam construction method of multi-beam cable tower |
| CN113356055A (en) * | 2021-07-19 | 2021-09-07 | 中铁二院工程集团有限责任公司 | Suspension bridge tower and construction method thereof |
| CN114892530A (en) * | 2022-05-22 | 2022-08-12 | 中建八局第二建设有限公司 | Arc-shaped body combined template supporting structure of ultrahigh double-layer arc-shaped tie beam and construction method |
| CN116516794A (en) * | 2023-04-28 | 2023-08-01 | 中交公路规划设计院有限公司 | Prestress steel beam connecting device for cable tower and steel beam and construction method |
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| CN114892530B (en) * | 2022-05-22 | 2023-10-03 | 中建八局第二建设有限公司 | Arc body combined formwork supporting structure of ultrahigh double-layer arc tie beam and construction method |
| CN116516794A (en) * | 2023-04-28 | 2023-08-01 | 中交公路规划设计院有限公司 | Prestress steel beam connecting device for cable tower and steel beam and construction method |
| CN116516794B (en) * | 2023-04-28 | 2023-11-28 | 中交公路规划设计院有限公司 | Prestress steel beam connecting device for cable tower and steel beam and construction method |
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Application publication date: 20170510 |