CN109235265A - System for track girder of constructing - Google Patents
System for track girder of constructing Download PDFInfo
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- CN109235265A CN109235265A CN201811078929.0A CN201811078929A CN109235265A CN 109235265 A CN109235265 A CN 109235265A CN 201811078929 A CN201811078929 A CN 201811078929A CN 109235265 A CN109235265 A CN 109235265A
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- track girder
- support
- pier stud
- track
- cast
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Classifications
-
- 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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The present invention relates to a kind of systems for track girder of constructing, comprising: branch is set to the pier stud at track girder setting position；Branch is set on the pier stud supporting apparatus for corresponding to the side of track girder to be installed；The track girder being set up on the supporting apparatus between two adjacent pier studs supports the corresponding track girder by the supporting apparatus；And pour the cast-in-place linkage section being formed between the end of the track girder of same pier stud two sides, it is located at the corresponding track girder of same pier stud two sides by the cast-in-place linkage section connection, and the cast-in-place linkage section is supported on the pier stud, becomes the construction of connection structure so as to complete track girder freely-supported.The present invention using supporting apparatus come supporting track beam, and then using cast-in-place linkage section complete track girder between being connected, i.e., track girder and pier stud are linked together by cast-in-place linkage section, form Simply supported non-uniform structure.
Description
Technical field
The present invention relates to monorail transit engineering fields, refer in particular to a kind of system for track girder of constructing.
Background technique
With the development of society, quick, the light feature of railway traffic has obtained more and more embodiments, make
Its construction scale of the cross-saddle single-track traffic of low freight volume is also increasing in.BYD cloud rail and Chongqing Light Railway be all it is small across
The simple beam structure of degree is continuous rigid frame in Wuhu light rail structural shape built, at present in the cross-saddle single-track traffic field country
There are no mature Simply supported non-uniform construction technology and the successful construction experiences of this respect.So now it is urgent to provide one kind across
A seating track girder freely-supported becomes connection structure, with the technological gap filled up in cross-saddle single-track traffic field.
Summary of the invention
It is an object of the invention to overcome the deficiencies of existing technologies, a kind of system for track girder of constructing is provided, is solved
The problem of there are no mature Simply supported non-uniform construction technology and relevant construction experiences in existing cross-saddle single-track traffic field.
Realizing the technical solution of above-mentioned purpose is:
The present invention provides a kind of systems for track girder of constructing, comprising:
Branch is set to the pier stud at track girder setting position；
Branch is set on the pier stud supporting apparatus for corresponding to the side of track girder to be installed；
The track girder being set up on the supporting apparatus between two adjacent pier studs, passes through the temporary support
Device supports the corresponding track girder；And
The cast-in-place linkage section being formed between the end of the track girder of same pier stud two sides is poured, by described existing
The corresponding track girder that linkage section connection is located at same pier stud two sides is poured, and the cast-in-place linkage section is supported in the pier stud
On, become the construction of connection structure so as to complete track girder freely-supported.
The present invention sets up track girder using supporting apparatus is arranged in the side of pier stud, utilizes supporting apparatus
Carry out supporting track beam, and then using being connected between cast-in-place linkage section completion track girder, that is, passes through cast-in-place linkage section for track
Beam links together with pier stud, forms Simply supported non-uniform structure.It is full since track girder is subsequent directly as Crane Rail
The bonding strength of cast-in-place linkage section between two track girders of foot, need to be by the width design of cast-in-place linkage section at the branch being greater than on pier stud
The width for supportting seat, so track girder can not directly ride upon on the support base on pier stud.For the erection for solving the problems, such as track girder,
The invention proposes come supporting track beam, and then being connected for track girder is completed using supporting apparatus, solve existing
There is the problem of there are no mature Simply supported non-uniform construction technology and relevant construction experiences in cross-saddle single-track traffic field.
The present invention be used to construct track girder system further improvement lies in that, it is corresponding on the supporting apparatus
The position of track girder to be installed is equipped with support with adjustable, and the support with adjustable along longitudinal direction, laterally and can be carried out vertically
Three-dimensional regulation, the position for adjusting the support with adjustable make supporting surface position and the peace of track girder of the support with adjustable
Holding position is corresponding.
The present invention be used for construct track girder system further improvement lies in that, the track girder hang to it is corresponding can
It adjusts on support, during placing the track girder, the adjustment of first time line style is carried out to the track girder, according to described
The designed lines center of track girder puts off the track girder to corresponding position on the support with adjustable.
The present invention be used for construct track girder system further improvement lies in that, using the support with adjustable to described
Track girder carries out three-dimensional regulation longitudinally, laterally and vertically, until the track girder is adjusted in place, and is located at same pier stud
The end of the track girder of two sides aligns.
The present invention be used for construct track girder system further improvement lies in that, further include being installed on the track girder two
The anti-tilter of the gate-type of end lifts the track girder by the anti-tilter of the gate-type, and the gate-type anti-dumping is placed on correspondence
Supporting apparatus on.
The present invention be used for construct track girder system further improvement lies in that, the anti-tilter of gate-type include be fastened in
The door type frame of the track girder, the top for being adjustably installed in the door type frame and hold-down mechanism on opposite both sides,
Be articulated with the door type frame bottom and be located at the track girder bottom bottom plate and one end be articulated with the door type frame side
Adjust strut；
The end of the hold-down mechanism is made to be resisted against institute across the door type frame by adjusting the hold-down mechanism
It states track girder and then clamps the track girder；
The other end for adjusting strut is articulated with a supporting plate, and the adjustable in length for adjusting strut, pass through by
The supporting plate is placed on corresponding supporting apparatus, and then is adjusted the length for adjusting strut and made the tune
Strut skewed horizontal load is saved in the side of the door type frame, so that realizing prevents toppling for the track girder.
The present invention be used to construct track girder system further improvement lies in that, close end is leaned at the top of the track girder
Place is embedded with junction steel plate, the end that the junction steel plate has part to protrude out the track girder；
Be fixedly connected with bending resistant steel plate between the junction steel plate of the track girder of same pier stud two sides, the bending resistant steel plate with
Corresponding junction steel plate is welded and fixed.
The present invention be used for construct track girder system further improvement lies in that, further include being placed on the pier stud
Support base, the support seat board being installed on the support base, inlet part and set on the support seat board
The pre-embedded steel slab on the support seat board is placed in set on the inlet part；
The pre-embedded steel slab is fixedly connected with the inlet part, by the cast-in-place linkage section by the inlet part and institute
Pre-embedded steel slab is stated to bury solid and connect the support base with the cast-in-place linkage section.
The present invention be used to construct track girder system further improvement lies in that, be installed on the pier stud multiple reserved
Hole；
The bottom of the support base corresponds to the preformed hole equipped with cast-in fixing bolt, and the cast-in fixing bolt is inserted in correspondence
Preformed hole in；
Pad is equipped with wedge block between the bottom of the support base and the top surface of the pier stud, passes through the branch of the wedge block
Support is so that be formed with gap between the bottom of the support base and the top surface of the pier stud；
Perfusion is formed in the grouting structure of the preformed hole and the gap location, by described in grouting structure connection
Support base and the pier stud.
The present invention be used for construct track girder system further improvement lies in that, supported between two opposite track girders
It is connected with crossbeam.
Detailed description of the invention
Fig. 1 is that the structure for the first side that the system middle orbit beam of the invention for track girder of constructing is installed on pier stud is shown
It is intended to.
Fig. 2 is that the structure of second side that the system middle orbit beam of the invention for track girder of constructing is installed on pier stud is shown
It is intended to.
Fig. 3 is the present invention for installing the structural schematic diagram of supporting apparatus at pier stud in the system for track girder of constructing.
Fig. 4 is the enlarged diagram on the top of structure shown in Fig. 3.
Fig. 5 is track girder corresponding setting of the present invention for being located on same pier stud in the system for track girder of constructing
Structural schematic diagram.
Fig. 6 is that the track girder that is oppositely arranged of the present invention for being located on same pier stud in the system for track girder of constructing is logical
Cross the structural schematic diagram of cast-in-place linkage section connection.
Fig. 7 is the side view of the first side of structure shown in Fig. 6.
Fig. 8 is the side view of second side of structure shown in Fig. 6.
Fig. 9 is that system middle orbit beam of the present invention for track girder of constructing is placed in adjustable branch by the anti-tilter of gate-type
The structural schematic diagram of seat.
Figure 10 is the side view of structure shown in Fig. 9.
Figure 11 is knot of the present invention for door type frame and hold-down mechanism in the anti-tilter of gate-type in the system for track girder of constructing
Structure schematic diagram.
Figure 12 is side view of the present invention for the door type frame in the anti-tilter of gate-type in the system for track girder of constructing.
Figure 13 is side view of the present invention for the first side of the bottom plate in the anti-tilter of gate-type in the system for track girder of constructing
Figure.
Figure 14 is the side view of the other side of bottom plate shown in Figure 13.
Figure 15 is the top view of bottom plate shown in Figure 13.
Figure 16 is top view of the present invention for support with adjustable in the system for track girder of constructing.
Figure 17 is the side view of the first side of support with adjustable shown in Figure 16.
Figure 18 is the side view of second side of support with adjustable shown in Figure 16.
Figure 19 is section view of the present invention for support base in the system for track girder of constructing and cast-in-place connection section connection structure
Figure.
Figure 20 is partial enlargement diagram at cast-in-place linkage section shown in Figure 19.
Figure 21 is structural representation of the present invention for support base and pier stud junction formwork in the system for track girder of constructing
Figure.
Figure 22 is the present invention for support base in the system for track girder of constructing and the structural representation after the grouting of pier stud junction
Figure.
Figure 23 is the structural schematic diagram after system middle orbit beam of the present invention for track girder of constructing is installed.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples.
Refering to fig. 1, the present invention provides a kind of systems for track girder of constructing, for filling up the country at present in straddle seat
The formula monorail transit field technological gap that mature Simply supported non-uniform is constructed not yet, provides for cross-saddle single-track traffic field
Valuable construction experience.Track girder freely-supported becomes connection structure and completes structural system shaft, and cast-in-place linkage section and track girder are direct
It is very high to the required precision of erection of track beam and Program for structural Transformation as the running face of locomotive.With reference to the accompanying drawing to this
System of the invention for track girder of constructing is illustrated.
Refering to fig. 1, it is shown that the present invention is installed on the first side on pier stud for the system middle orbit beam for track girder of constructing
Structural schematic diagram.Referring to Fig.2, showing that system middle orbit beam of the present invention for track girder of constructing is installed on pier stud
The structural schematic diagram of second side.Below with reference to Fig. 1 and Fig. 2, the present invention is illustrated for the system for track girder of constructing.
As depicted in figs. 1 and 2, the system for track girder of constructing of the invention includes:
Branch is set to the pier stud 22 at track girder setting position；
As shown in connection with fig. 3, branch is set on pier stud 22 supporting apparatus for corresponding to the side of track girder 21 to be installed
40；
As shown in connection with fig. 5, the track girder being set up on the supporting apparatus 40 between two adjacent pier studs 22
21, corresponding track girder 21 is supported by supporting apparatus 40；And
In conjunction with shown in Fig. 6 and Fig. 8, pours and be formed between the end of the track girder 21 of same 22 two sides of pier stud
Cast-in-place linkage section 24 is located at the corresponding track girder 21 of same 22 two sides of pier stud by the connection of cast-in-place linkage section 24, and cast-in-place
Linkage section 24 is supported on pier stud 22, becomes the construction of connection structure so as to complete track girder freely-supported.
The present invention sets up track girder using supporting apparatus is arranged in the side of pier stud, utilizes supporting apparatus
Carry out supporting track beam, and then using being connected between cast-in-place linkage section completion track girder, that is, passes through cast-in-place linkage section for track
Beam links together with pier stud, forms Simply supported non-uniform structure.
The height of pier stud 22 of the invention in 15m or so, the weight of monolithic track girder 21 about 92t, so construction pier stud
When 22, it should be ensured that pier stud 22 has enough support strengths.As shown in Fig. 2, the bottom of pier stud 22 is provided with cushion cap 222, to mention
The supporting intensity of high cushion cap 222 when construction bearing platform 222, squeezes into two reinforcement stakes to underground in the position where cushion cap 222, and
The pile crown for reinforcing stake is embedded in cushion cap 222, the structural strength of cushion cap 222 is improved using reinforcement stake.Preferably, cushion cap
222 use reinforced concrete structure.As shown in connection with fig. 4, the top surface of pier stud 22 forms a burnishing surface, in the top surface of the pier stud 22
Place is equipped with support pinner 221, which is structure as a whole with pier stud 22, and support is installed using support pinner 221
Seat 50.As shown in connection with fig. 1, it is constructed according to the quantity of the track girder of setting 21 pier stud 22, pier stud 22 is set to two track girders 21
The end of connection is used for attachment rail beam 21, and 22 supporting track beam 21 of pier stud and cast-in-place is utilized after subsequent construction is good
Linkage section 24.
As shown in figure 3, supporting apparatus 40 includes supporting frame 41, the supporting frame 41 are set on cushion cap 222,
And supporting frame 41 is arranged around pier stud 22, supporting frame 41 connects into frame structure, and pier stud 22 is enclosed and is consolidated set on frame knot
It is fixed internal, the structural stability with higher of supporting frame 41 being arranged in this way, it can be ensured that construction safety.The supporting frame
41 include multiple columns, drawknot is connected to multiple cross bars between two adjacent columns and drawknot be connected to it is adjacent
First brace between two columns forms stable supporting frame by the column, cross bar and brace that link together
41.Preferably, column, cross bar and brace are all made of steel pipe.
Further, as shown in connection with fig. 4, at the top of supporting frame 41 in corresponding to track girder to be installed on pier stud 22
21 side is provided with distribution beam 42, and distribution beam 42 is placed in the top of supporting frame 41 and top with supporting frame 41
It is fixedly connected.The top surface of the distribution beam 42 is arranged close to the top surface of pier stud 22.For improve distribution beam 42 structural stability,
The end drawknot of two distribution beams 42 is connected with drawknot beam 43, and two drawknot beams 43 are attached at two distribution beams 42 respectively
Top and bottom, and by being fastenedly connected two drawknot beams 43 through the fastening bolts of two drawknot beams 43, to clamp
Two distribution beams 42, preferably, fastening bolt is set to the opposite sides of each distribution beam 42, thus two fastening bolts
Distribution beam 42 is clamped, distribution beam 42 has been limited, improves the structural stability of distribution beam 42.
As a better embodiment of the invention, as shown in figure 4, being corresponded on supporting apparatus 40 to be installed
The position of track girder 21 support with adjustable 37 is installed, which can along longitudinal direction, carries out laterally and vertically three
Dimension is adjusted；
As shown in connection with fig. 5, before ceiling mounted tracks beam 21, the position for adjusting support with adjustable 37 makes support with adjustable 37
Supporting surface position it is corresponding with the installation site of track girder 21.
Support with adjustable 37 is placed in distribution beam 42, supports support with adjustable 37 using distribution beam 42, along longitudinal direction,
Three-dimensional regulation laterally and vertically is carried out to support with adjustable 37, so that the location of the supporting surface of support with adjustable 37
It is corresponding with the installation site of track girder 21, using support with adjustable 37 come supporting track beam 21.
Further, track girder 21 is hung to corresponding support with adjustable 37, during placing track girder 21,
The adjustment of first time line style is carried out to track girder 21, is put off track girder 21 to adjustable according to the designed lines center of track girder 21
It saves on support 37 at corresponding position.
Using crane come ceiling mounted tracks beam 21, crane carries out first time line style when putting off track girder 21, to track girder 21
Adjustment controls the falling speed and drop-off positions of crane, guarantees the mistake for putting off position Yu designed lines center of track girder 21
It is poor minimum.
Further, three-dimensional tune longitudinally, laterally and vertically is carried out to track girder 21 using support with adjustable 37
Section, until track girder 21 is adjusted in place, and the end for being located at the track girder 21 of same 22 two sides of pier stud aligns.
After track girder 21 is put off to support with adjustable 37, second of line style adjustment is carried out to track girder 21, using can
The three-dimensional regulation longitudinally, laterally and vertically for adjusting support 37, first carries out horizontal and vertical position tune to track girder 21
Section then carries out vertical position to track girder again and adjusts, set so that track girder 21 is in so that track girder 21 is adjusted in place
At fixed absolute altitude.
As shown in Figure 16 to Figure 18, support with adjustable 37 includes bottom slide 371, middle part slide plate 372, slide top
373, vertical hydraulic jack 374, lateral hydraulic lifting jacks 375 and longitudinal hydraulic jack 376, middle part slide plate therein
372 between bottom slide 371 and slide top 373, and bottom slide 371, middle part slide plate 372 and slide top 373 it
Between can opposite sliding, in the both lateral sides of bottom slide 371 fixed two longitudinal hydraulic jacks 376, two longitudinal directions are hydraulic
Jack 376 is located at the lateral two sides of middle part slide plate 372, and side corresponding with middle part slide plate 372 is fixedly connected, thus logical
The jacking and retraction of two longitudinal hydraulic jacks 376 are crossed to realize drive middle part slide plate 372 relative to bottom slide 371
Longitudinal movement；Fixed two lateral hydraulic lifting jacks 375 in longitudinal two sides of slide plate 372, two lateral hydraulic lifting jacks at middle part
375 are located at the longitudinal two sides of slide top 373, and side corresponding with slide top 373 is fixedly connected, to pass through two
The jackings of lateral hydraulic lifting jacks 375 and retraction drive slide top 373 to move relative to the transverse direction of middle part slide plate 372 to realize
It is dynamic；Two vertical hydraulic jacks 374, the top support rail of two vertical hydraulic jacks 374 are erected on slide top 373
Road beam 21 is jacked by vertical hydraulic jack 374 and is bounced back to drive track girder 21 to move up and down, thus buffer rail
The vertical height of road beam 21.Longitudinal hydraulic jack 376 can realize that the displacement of the longitudinal direction of track girder 21 is adjusted, lateral liquid
Pressure jack 375 can realize that the displacement of the transverse direction of track girder 21 is adjusted, and vertical hydraulic jack 374 can realize vertical side
To displacement adjust, so that the longitudinally, laterally and vertical three-dimensional for realizing track girder 21 is adjusted.
Preferably, pad is equipped with the first sliding panel component between slide top 373 and middle part slide plate 372, in middle part slide plate
Pad is equipped with the second sliding panel component between 372 and bottom slide 371, is slided by the first sliding panel component of setting and second
Board group part facilitates the slidable adjustment between bottom slide 371, middle part slide plate 372 and slide top 373, the first sliding board group
Part and the second sliding panel component include the steel plate and tetrafluoroethene plate of upper and lower overlapping setting.
Lateral hydraulic lifting jacks 375, longitudinal hydraulic jack 376 and vertical hydraulic jack 374 are respectively provided with two, are
In order to improve the stability be turned up and adjusted, when carrying out lateral, longitudinal direction and vertical direction is adjusted, corresponding hydraulic jack
Piston rod simultaneously eject or retract at the same time.
Further, to improve construction safety, lockable mechanism is installed in vertical hydraulic jack 374, utilizes locking machine
Structure carries out locking to vertical hydraulic jack 374 after the vertical position of vertical hydraulic jack 374 adjustment track girder 21, makes
Vertical hydraulic jack 374 can be stable the holding state, after track girder 21 completes installation, by the lock of lockable mechanism
Only status releasing, vertical hydraulic jack 374 can restore to the original state.As shown in Figure 17 and Figure 18, vertical hydraulic jack 374
Piston rod including cylinder body 3741 and in cylinder body 3741, the piston rod can move reciprocatingly, i.e., extended cylinder body it is outer or
It is retracted in cylinder body.It is equipped with correction ball plate 3742 on the top of piston rod, passes through the 3742 supporting track beam 21 of correction ball plate.
Lockable mechanism includes the external screw thread being set on piston rod and the lock-nut 3743 being screwed on the piston rod, when initial, lock
Only nut 3743 is placed between cylinder body 3741 and correction ball plate 3742, ejects certain altitude and adjustable track beam 21 in piston rod
Vertical displacement when, after adjusting in place, lock-nut 3743 is rotated down to the top for being resisted against cylinder body 3741, thus living
Stopper rod can not be moved down by the mechanical locking function of lock-nut 3743 and cylinder body 3741, be able to maintain track girder 21
It is steadily in required height always, after track girder 21 is installed, lock-nut 3743 is screwed to correction ball plate
3742 bottom, then vertical 374 regracting piston rod of hydraulic jack and restore to original state.Lock-nut is screwed for convenience
3743, lock-nut handle hole 3744 is set in the outside of lock-nut 3743, is cooperated by lock-nut handle hole 3744
Mating bolt screws lock-nut 3743.
As another better embodiment of the invention, as shown in Figure 9 and Figure 10, which further includes being mounted on track
The anti-tilter 30 of gate-type at 21 both ends of beam, structure shown in Fig. 9 are the structure of a preferred embodiment of the anti-tilter 30 of gate-type.
In conjunction with shown in Fig. 5 to Fig. 8, by the anti-30 ceiling mounted tracks beam 21 of tilter of gate-type, and the anti-tilter 30 of gate-type is placed in corresponding interim branch
On support arrangement 40.Track girder 21 needs to guarantee its stability during setting up and line style adjustment, and the anti-tilter of gate-type is to ride on
Formula monorail transit engineering erection of track beam prevents dedicated the setting toppled, fixed and auxiliary is supported to realize the adjustment of track girder line style
It sets, realizes the Program for structural Transformation of Simply supported non-uniform.
Further, the anti-tilter 30 of gate-type includes door type frame 31, hold-down mechanism 32, bottom plate 33 and adjusts strut 34；Door
Type frame 31 can be fastened on track girder 21, and hold-down mechanism 32 is adjustably installed in the top and opposite two sides of door type frame 31
In portion, makes the end of the hold-down mechanism 32 pass through door type frame 31 by regulation hold-down mechanism 32 and be resisted against track girder 21
And then clamp track girder 21, it is stood tightly against by the hold-down mechanism 32 at the top and both sides that are located at door type frame 31 in track
The surface of beam 21, and track girder 21 is clamped in door type frame 31；Bottom plate 33 is articulated with the bottom of door type frame 31,33 He of bottom plate
The bottom of door type frame 31 is articulated and connected, and 33 support of bottom plate is in the bottom of track girder 21, so that bottom plate 33 and door type frame 31 are linked to be
Enclose track girder 21 frame structure, so as to using door type frame 31 come ceiling mounted tracks beam 21.The one end for adjusting strut 34 is hinged
In the side of door type frame 31, the other end is articulated with a supporting plate 35, and adjusts the adjustable in length of strut 34, by by support
Plate 35 is placed in the structure of the side of track girder 21, and then is adjusted the length of the adjusting strut 34 and to adjust support
34 skewed horizontal load of bar is in the side of door type frame 31, to realize the effect toppled for preventing track girder 21.
The anti-tilter of gate-type of the invention is fastened on track girder, using hold-down mechanism can grip track beam, it is anti-using gate-type
Tilter carrys out ceiling mounted tracks beam, avoids and hoisting structure is arranged on track girder, and the structural intergrity of track girder is effectively guaranteed
And aesthetics.Using the adjusting strut of the adjustable in length of door type frame two sides setting, track girder slanting can be supported, it is right
Track girder plays support action, it is therefore prevented that toppling for track girder ensures that construction safety.
The anti-tilter 30 of gate-type further includes pull rod 36, which is articulated with supporting plate 35, and the other end is articulated with gate
The bottom of frame 31.Bottom and the supporting plate 35 that connection door type frame 31 is supported using pull rod 36 carry out the bottom of track girder 21 oblique
Support is fixed, and the stability of track girder 21 is improved.
In conjunction with shown in Fig. 9 and Figure 10, door type frame 31 includes cross bar 311 and the vertical bar for being vertically connected on 311 both ends of cross bar
312, the top of cross bar 311 is provided with lifting lug, so that crane lifts track girder by the lifting lug.In vertical bar 312
Bottom is equipped with a pair of second otic placode 3122, and one end of pull rod 36 is inserted between a pair of second otic placode 3122, and then by wearing
A pair of of otic placode 3122 is connected with the bolt fastening of 36 end of pull rod, the other end of pull rod 36 also in the same way with support
Plate 35 is realized hingedly.
As shown in figure 9, the anti-tilter 30 of gate-type further includes the rubber pad 321 being attached on track girder 21 and is attached at rubber
Backing plate (not shown) on pad 321, rubber pad 321 and backing plate correspond to the setting of hold-down mechanism 32, and rubber pad 321 and pad
Plate is located between the end of hold-down mechanism 32 and track girder 21.Rubber pad 321 is sticked on track girder 21, to avoid pressure
The surface of the direct contact track beam 21 in end of tight mechanism 32, plays the role of protection to track girder 21.Rubber pad 321
Outside is sticked backing plate, can provide smooth stable seal face for hold-down mechanism 32, preferably the backing plate is steel plate.
Further, hold-down mechanism 32 is puller bolt, and corresponding position opens up threaded hole on door type frame 31, the top
Tight bolt is screwed together in corresponding threaded hole, and then makes the end of puller bolt to track girder and screwing the puller bolt
Direction where 21 is protruded into, and continues to screw the puller bolt until the end of puller bolt is tightly abutted against on backing plate, and is passed through
Rubber pad 321 is compressed tightly against on the surface of track girder 21 by backing plate, realizes the effect of puller bolt grip track beam 21.
The end for being located at 31 outside of door type frame on puller bolt is provided with the handle screwed, to facilitate torquing operations.
Preferably, the hold-down mechanism 32 for being located at 31 both sides of door type frame is oppositely arranged.Pressure positioned at 31 both sides of door type frame
The end of tight mechanism 32 is flat face, can side corresponding with track girder 21 lean well.Positioned at 31 top of door type frame
The end of hold-down mechanism use ball head structure, using ball head structure come the longitudinal slope of adaptive 21 top surface of track girder so that
Hold-down mechanism positioned at top can be well adapted for the slope surface angle of 21 top surface of track girder, and be resisted against track girder well
21 top surface.
Further, adjusting strut 34 includes that first screw rod 341 hinged with door type frame 31 and supporting plate 35 are hinged
The second screw rod 342 and be screwed together in the adjusting sleeve pipe 343 of the first screw rod 341 and the second screw rod 342, rotate the adjusting sleeve pipe
343 may make the first screw rod 341 and the second screw rod 342 to protrude into adjusting sleeve pipe 343 or stretch out of adjusting sleeve pipe 343 simultaneously
Out and then realize the length for adjusting the adjusting strut 34.
Preferably, two nuts positioned at 343 both ends of adjusting sleeve pipe are in just in the fixed nut in 343 end of adjusting sleeve pipe
Anti- silk, using the nut of 343 end of adjusting sleeve pipe and 342 company of screwing togather of corresponding first screw rod 341 and the second screw rod is arranged in
It connects, thus when rotating the adjusting sleeve pipe 343, by driving two nuts rotations, and then realizes the first screw rod 341 and the
Two screw rods 342 move toward one another or counter motion, i.e. the first screw rod 341 and the second screw rod 342 are simultaneously into adjusting sleeve pipe 343
Portion protrudes into short will adjust the length tune of strut 34, and the first screw rod 341 and the second screw rod 342 are simultaneously to adjusting sleeve pipe 343
Outside is stretched out long will adjust the length tune of strut 34.
Further, in conjunction with shown in Figure 11, the outside of the vertical bar 312 of door type frame 31 is provided with a pair of first otic placode
3121, preferably, by first otic placode of a pair 3121 at the top position in the middle part of vertical bar 312, in conjunction with shown in Figure 12,
A pair of first otic placode 3121 is oppositely arranged and is installed with therebetween certain spacing, cooperates shown in Fig. 9 and Figure 10, the first screw rod 341
End extend between the first otic placode 3121 and the connection bolt by wearing first otic placode 3121 and the first screw rod 341
Realize the articulated connection of the first screw rod 341 and vertical bar 312.Adjust the top that strut 34 is supported in the two sides of track girder 21
Place effectively can play the fixed effect of anti-dumping to door type frame and track girder.
As shown in FIG. 13 to 15, the both ends of bottom plate 33 correspond to vertical bar 312 equipped with recess, are vertically equipped in the two sides of recess
Third otic placode 331, in conjunction with shown in Fig. 3 and Fig. 4, the recess for partially passing through bottom plate 33 is arranged at the bottom of vertical bar 312, and have part with
Third otic placode 331 is corresponding, and the bolt by wearing third otic placode 331 and vertical bar 312 realizes the bottom and bottom of vertical bar 312
Plate 33 is articulated and connected.
Preferably, being equipped with flexible pad on bottom plate 33, which is attached at the bottom surface of track girder 21, utilizes flexibility
Pad plays a protective role to track girder 21.
As another better embodiment of the invention, in the present embodiment, gate-type anti-dumping is installed on track girder 21
Frame 30 is equipped with support with adjustable 37 in the distribution beam 42 of supporting apparatus 40 in order to the lifting of track girder 21, below
To track girder 21 hang and position adjustment is illustrated.
Track girder 21 is lifted on support with adjustable 37 by door type frame 31 using crane, and bottom plate 33 is placed in
On support with adjustable 37, the correspondence of supporting plate 35 is placed on distribution beam 42, and distribution beam 42 is that supporting plate 35 provides support force,
So that adjusting 34 skewed horizontal load of strut in the two sides of track girder 21, it is ensured that the stability of track girder 21.By in track girder
Corresponding adjusting strut 34 and pull rod 36 is arranged in 21 two sides and bottom, plays support action to track girder 21, can be improved
Stability of the track girder 21 in assembling process.Using the horizontal and vertical regulatory function of support with adjustable 37, by track girder
21 position is adjusted in place, and is then fixedly connected with supporting plate 35 with distribution beam 42.Followed by the vertical of support with adjustable 37
Track girder 21 is adjusted in place by regulatory function, during adjusting vertically, synchronizes the length for manually adjusting and adjusting strut 34, and
The position of track girder 21 is adjusted in place, since vertical adjustment belongs to trace regulation, so manually adjust strut can with it is perpendicular
Match to adjusting, and keeps the stability of track girder 21.After adjusting in place, vertical hydraulic the thousand of support with adjustable 37 are utilized
The lock-nut on jin top 374 is by the piston rod locking of the vertical hydraulic jack 374, to stablize supporting track beam 21.Then it applies
The connection structure of work track girder 21, i.e., cast-in-place linkage section 24 complete the installation of track girder 21 to complete the installation of track girder 21
The anti-tilter 30 of gate-type and adjustable support seat 37 and supporting apparatus 40 are removed again later.
As another better embodiment of the invention, the end of track girder 21 is installed with reinforcing bar linkage section (shown in Fig. 5
Structure in reinforcing bar linkage section is not shown), during track girder 21 is prefabricated, by inside track girder 21 reinforcing bar stretch out rail
The end template of road beam 21, and the end of track girder 21 made of making is extended with multiple reinforcing bar linkage sections, in reinforcing bar linkage section
On be screwed with straight screw sleeve；In the end part aligning for the track girder 21 that will be located at same 22 two sides of pier stud, cast-in-place linkage section of constructing
When, the reinforcing bar linkage section of two track girders 21 is connected, is being adjusted two track girders 21 using support with adjustable 37
When in place, the reinforcing bar linkage section on two track girders 21 aligns, by the straight screw sleeve that is preset on reinforcing bar linkage section with
Corresponding another reinforcing bar linkage section is screwed together, and completes the docking of corresponding two reinforcing bar linkage sections.Two track girders 21
The reinforcing bar linkage section of end setting, it is subsequent to be embedded in cast-in-place linkage section 24, to improve cast-in-place linkage section 24 and two rails
Globality between road beam 21.
Further, the top of track girder 21 is embedded with junction steel plate close to end, which has part to protrude out
The end of errant beam 21, the top surface of junction steel plate and the top surface flush of track girder 21；Same 22 two sides of pier stud will be located at
Track girder 21 end part aligning after, it is fixed between the junction steel plate of the corresponding track girder 21 in same 22 two sides of pier stud to connect
Bending resistant steel plate is connect, bending resistant steel plate is welded and fixed with corresponding junction steel plate, and the either flush of bending resistant steel plate and junction steel plate
Setting.Bending resistant steel plate and junction steel plate are pouring cast-in-place linkage section together as the top template of cast-in-place linkage section 24 later
After 24, bending resistant steel plate and junction steel plate link into an integrated entity with cast-in-place linkage section 24, and the bending resistant steel plate and junction steel plate play
The effect of anti-hogging moment strengthens the structural strength of cast-in-place linkage section 24.
Further, as illustrated in figures 19 and 20, which further includes the support column 50 being placed on pier stud 22, pacifies
Loaded on the support seat board 51 on support base 50, the inlet part 52 on support seat board 51 and it is sheathed on embedment
Part 52 is placed in the pre-embedded steel slab 53 on support seat board 51, which is fixedly connected with inlet part 52, by existing
Linkage section 24 is poured to bury solid by inlet part 52 and pre-embedded steel slab 53 and connect support base 50 and cast-in-place linkage section 24.
Preferably, inlet part 52 uses bolt, and the end of bolt is bent to form an anchoring section.
When installing the end template of cast-in-place linkage section 24, cutting is formed on end template is adapted with support seat board 51
A bayonet, then by the end template along center subtemplate into two pieces, when installation, by two panels subtemplate in cast-in-place linkage section
It is docked at bottom, so that the bayonet on end template is just nested with the support seat board 51 on support base 50 tight, then by two
Piece subtemplate is connected firmly, and in the top of support base 50 setting cushion block by end template support pad to setting absolute altitude.End template
With support seat board 51 together as the bottom template at cast-in-place linkage section 24.
Then side template is connected in the two sides of end template and junction steel plate and bending resistant steel plate, then end template, support seat cushion
Plate 51, side template, junction steel plate and bending resistant steel plate have been enclosed the casting space of cast-in-place linkage section 24 together, in connection steel
The corresponding casting space is reserved on plate pours mouth, by this pour mouth casting concrete into casting space formed it is cast-in-place
Linkage section 24 is removed side template and end template, the top of cast-in-place linkage section 24 after cast-in-place linkage section 24 reaches design strength
Portion and bottom are embedded with steel plate, and the bending resistant steel plate and junction steel plate at cast-in-place 24 top of linkage section play the work of anti-hogging moment
With the pre-embedded steel slab 53 and inlet part 52 of bottom make the connection of cast-in-place linkage section 24 and 50 firm stable of support base.
For the concrete that cast-in-place linkage section 24 uses for C60 self-compacting concrete, intensity requirement is high, proportion are as follows: water-cement ratio is
0.34, cement 368kg/m3, flyash 158kg/m3, stone 848kg/m3, sand 768kg/m3, unit consumption of water
For 179kg/m3, Su Bote high-efficiency water-reducing agent of poly-carboxylic acid volume is 1.2%.Before casting concrete, said ratio is mixed
Solidifying soil carries out anti-fatigue test, and to examine the structural strength of the concrete of the proportion, it is strong that verified its meets track girder connection
The requirement of degree.
Still further, as shown in figure 21 and figure, multiple preformed holes 2211 are installed on pier stud 22, support base 50
Bottom corresponds to preformed hole 2211 equipped with pre-embedded bolt 54, and pre-embedded bolt 54 is inserted in corresponding preformed hole 2211, support base
Pad is equipped with wedge block 55 between 50 bottom and the top surface of pier stud 22, by the support of wedge block 55 so that support base 50 and pier
Gap 56 is formed between the top surface of column 22, perfusion forms grouting structure 57 into gap 56 and preformed hole 2211, passes through filling
Starch 57 connecting support seat 50 of structure and pier stud 22.
As shown in connection with fig. 4, the top surface of pier stud 22 corresponds to support base 50 and is provided with support pinner 221, and preformed hole 2211, which stays, to be set
On support pinner 221.Grouting material uses M50 dry non-shrink mortar, and uses gravity grouting way, from support base
50 centre is perfused around, until the bottom periphery gap location in Pier Formwork 223 and support base 50 extends through tube coupling
Until material is all filled, in filling process, it should ensure that perfusion is closely knit.
Hold-down support can be used in mounting base 50, and movable bearing support can also be used, and is usually all made of hold-down support, and for rear
Phase needs to carry out that movable bearing support is arranged at the station simply supported beam of line style adjustment, and being internally provided with for movable bearing support can vertical lifting
The oil cylinder of adjusting utilizes the height at the adjustable station simply supported beam of the lifting of oil cylinder.
As better embodiment another again of the invention, as shown in figure 23, supported between two opposite track girders 21
It is connected with crossbeam 23.Crossbeam 23 is embedded with connector 211 in the side of track girder 21 in conjunction with described in Fig. 5 using girder steel, in-orbit
After road beam 21 is installed, the support setting crossbeam 23 between two track girders 21, and by crossbeam 23 and corresponding connector
211 are welded and fixed, and two opposite track girders 21 are linked together using crossbeam 23, form stable overall structure.
The top of each track girder 21 is the Crane Rail for being used as locomotive.
Further, support is connected with bent cap 25 between two opposite cast-in-place linkage sections 24, and bent cap 25 uses reinforcing bar
Concrete structure connects two opposite cast-in-place linkage sections 24 using bent cap 25, so as to form stable overall structure.
The invention has the benefit that
Track girder Simply supported non-uniform structure is that First National formally promotes and applies in cross-saddle single-track traffic engineering field,
Mature construction technology and correlation experience can not used for reference and be followed, and construction method of the invention is cross-saddle single-track traffic
Field provides valuable construction experience, has filled up technological gap.
Support with adjustable can be realized vertical, longitudinal and lateral three-dimensional regulation of track girder, can guarantee track girder
Adjustment precision.
The anti-tilter of gate-type is used to prevent toppling in track girder construction, can cooperate the adjusting of support with adjustable, and gate-type
Anti- tilter is used for ceiling mounted tracks beam, convenient and efficient.
Integral, and cast-in-place company is connect with the track girder of two sides by the reinforcing bar linkage section reserved in cast-in-place linkage section
The support column for connecing section and bottom is connected firmly, and the junction steel plate and bending resistant steel plate being arranged at the top of cast-in-place linkage section bear maximum negative
Moment of flexure, after Program for structural Transformation, cast-in-place linkage section is fallen on support base, structure entirety good stress performance, and stability is good.
The present invention has been described in detail with reference to the accompanying drawings, those skilled in the art can basis
Above description makes many variations example to the present invention.Thus, certain details in embodiment should not be constituted to limit of the invention
Fixed, the present invention will be using the range that the appended claims define as protection scope of the present invention.
Claims (10)
1. a kind of system for track girder of constructing characterized by comprising
Branch is set to the pier stud at track girder setting position；
Branch is set on the pier stud supporting apparatus for corresponding to the side of track girder to be installed；
The track girder being set up on the supporting apparatus between two adjacent pier studs, passes through the supporting apparatus branch
Support the corresponding track girder；And
The cast-in-place linkage section being formed between the end of the track girder of same pier stud two sides is poured, the cast-in-place connection is passed through
Section connection is located at the corresponding track girder of same pier stud two sides, and the cast-in-place linkage section is supported on the pier stud, from
And complete the construction that track girder freely-supported becomes connection structure.
2. the system as described in claim 1 for track girder of constructing, which is characterized in that right on the supporting apparatus
Answer the position of track girder to be installed that support with adjustable is installed, the support with adjustable can along longitudinal direction, laterally and vertically into
Row three-dimensional regulation, the position for adjusting the support with adjustable make supporting surface position and the peace of track girder of the support with adjustable
Holding position is corresponding.
3. the system as claimed in claim 2 for track girder of constructing, which is characterized in that the track girder is hung to corresponding
On support with adjustable, during placing the track girder, the adjustment of first time line style is carried out to the track girder, according to described
The designed lines center of track girder puts off the track girder to corresponding position on the support with adjustable.
4. the system as claimed in claim 3 for track girder of constructing, which is characterized in that using the support with adjustable to institute
The three-dimensional regulation of track girder progress longitudinally, laterally and vertically is stated, until the track girder is adjusted in place, and is located at same pier stud
The end of the track girder of two sides aligns.
5. the system as described in claim 1 for track girder of constructing, which is characterized in that further include being installed on the track girder
The anti-tilter of gate-type at both ends lifts the track girder by the anti-tilter of the gate-type, and the gate-type anti-dumping is placed on pair
On the supporting apparatus answered.
6. the system as claimed in claim 5 for track girder of constructing, which is characterized in that the anti-tilter of gate-type includes cutting ferrule
In the track girder door type frame, adjustably be installed in the door type frame top and opposite both sides on compacting machine
Structure, be articulated with the door type frame bottom and be located at the track girder bottom bottom plate and one end be articulated with the door type frame side
Adjusting strut；
The end of the hold-down mechanism is made to be resisted against the rail across the door type frame by adjusting the hold-down mechanism
Road beam in turn clamps the track girder；
The other end for adjusting strut is articulated with a supporting plate, and the adjustable in length for adjusting strut, by will be described
Supporting plate is placed on corresponding supporting apparatus, and then is adjusted the length for adjusting strut and made the adjusting strut
Skewed horizontal load is in the side of the door type frame, so that realizing prevents toppling for the track girder.
7. the system as described in claim 1 for track girder of constructing, which is characterized in that proximal end is leaned at the top of the track girder
Junction steel plate, the end that the junction steel plate has part to protrude out the track girder are embedded at portion；
Be fixedly connected with bending resistant steel plate between the junction steel plate of the track girder of same pier stud two sides, the bending resistant steel plate with it is corresponding
Junction steel plate is welded and fixed.
8. the system as described in claim 1 for track girder of constructing, which is characterized in that further include being placed on the pier stud
Support base, be installed on the support base support seat board, set on it is described support seat board on inlet part and
It is sheathed on the pre-embedded steel slab that the inlet part is placed on the support seat board；
The pre-embedded steel slab is fixedly connected with the inlet part, by the cast-in-place linkage section by the inlet part and described pre-buried
Steel plate buries solid and connect the support base with the cast-in-place linkage section.
9. the system as claimed in claim 8 for track girder of constructing, which is characterized in that be installed on the pier stud multiple pre-
It boxes out；
The bottom of the support base corresponds to the preformed hole equipped with cast-in fixing bolt, and the cast-in fixing bolt is inserted in corresponding reserve
In hole；
Pad is equipped with wedge block between the bottom of the support base and the top surface of the pier stud, by the support of the wedge block so that
Gap is formed between the bottom of the support base and the top surface of the pier stud；
Perfusion is formed in the grouting structure of the preformed hole and the gap location, connects the support base by the grouting structure
With the pier stud.
10. the system as described in claim 1 for track girder of constructing, which is characterized in that between two opposite track girders
Support is connected with crossbeam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811078929.0A CN109235265A (en) | 2018-09-17 | 2018-09-17 | System for track girder of constructing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811078929.0A CN109235265A (en) | 2018-09-17 | 2018-09-17 | System for track girder of constructing |
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| CN109235265A true CN109235265A (en) | 2019-01-18 |
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| CN201811078929.0A Pending CN109235265A (en) | 2018-09-17 | 2018-09-17 | System for track girder of constructing |
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| CN114016431A (en) * | 2021-12-21 | 2022-02-08 | 中铁大桥局第七工程有限公司 | Steel truss arch main pier support positioning and mounting method |
| CN114960462A (en) * | 2022-07-19 | 2022-08-30 | 中铁十一局集团有限公司 | Self-propelled railway line overhead girder steel construction protection rack that assembles by hanging |
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| CN114960462A (en) * | 2022-07-19 | 2022-08-30 | 中铁十一局集团有限公司 | Self-propelled railway line overhead girder steel construction protection rack that assembles by hanging |
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Application publication date: 20190118 |