CN208039298U - A kind of the contact net upright post basic and steel reinforced concrete combination bridge of railway steel reinforced concrete bondbeam - Google Patents
A kind of the contact net upright post basic and steel reinforced concrete combination bridge of railway steel reinforced concrete bondbeam Download PDFInfo
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- CN208039298U CN208039298U CN201820409459.0U CN201820409459U CN208039298U CN 208039298 U CN208039298 U CN 208039298U CN 201820409459 U CN201820409459 U CN 201820409459U CN 208039298 U CN208039298 U CN 208039298U
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- reinforced concrete
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- contact net
- girder
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Abstract
The utility model discloses a kind of contact net upright post basics of railway steel reinforced concrete bondbeam, including the bridge edge of a wing, the bridge edge of a wing is connected to girder, the bridge edge of a wing includes reinforced concrete floor and support member, it is correspondingly provided with a column above each support member, each support member is connected to the bottom of the reinforced concrete floor, and the column is connected to the bridge edge of a wing by pre-embedded steel slab.Support post can be stablized using this structure, advantageously ensure that the verticality and stability of column, avoid down bar and sedimentation, without encrypting the reinforcing bar in the concrete of the bridge floor edge of a wing, design strength and difficulty of construction are effectively reduced, improves Forming Quality, it avoids that construction cost is significantly increased, convenient for the installation site of planning arrangement column, the running quality of contact net is improved, increases the safety of railway transmission line of electricity.
Description
Technical field
The utility model is related to railway steel reinforced concrete bondbeam technical field, more particularly to a kind of contact of railway steel reinforced concrete bondbeam
Net upright post basic and steel reinforced concrete combination bridge.
Background technology
Steel reinforced concrete bondbeam be by steel and two kinds of materials of different nature of concrete it is combined made of a kind of new structure.
It is the reasonable combination of two kinds of materials of steel and concrete, has given full play to that steel tensile strength is high, plasticity is good and concrete anti-compression
Can good advantage, and the shortcomings that can overcome the disadvantages that each other, therefore in modern bridge structure, steel reinforced concrete bondbeam increasingly becomes bridge hair
One of Main way of exhibition.Electric railway in recent years has become the mainstream type of modernized railway, is widely used in high fast
In the construction of fast railway and urban track traffic, many non-electrified railways also realize electrified upgrading in succession, wherein connecing
Net-fault is one of common two kinds of supply network modes of electric railway, is supplied to electric locomotive as what downline overhead was set up
The transmission line of electricity of the special shape of electricity, mainly by contact suspension, support device, positioning device, pillar and a few part groups in basis
At.
Existing mainly to have following two modes when contact net basic is arranged on steel reinforced concrete combination bridge, one is designs to exist
On bridge pier, another is designed on the bridge floor flange plate of steel reinforced concrete bondbeam.Contact net basic is set on bridge pier, although base
The simple structure of plinth, but position must be not easy to rationally dividing for column near bridge pier, since bridge structure stress is complicated and changeable
Cloth；Contact net basic is set on the floorings flange plate of steel reinforced concrete bondbeam, although there is no restriction to installation position, due to vertical
The weight of column is very heavy, it is necessary to reinforce reinforcing bar on floorings, floorings are relatively thin to cause reinforcing bar overstocked, and difficulty of construction is big, right
Construction requirement is higher, and cost is higher, and construction efficiency is relatively low.
Utility model content
The purpose of the utility model is to overcome when contact net basic is arranged on steel reinforced concrete combination bridge, limit in the prior art
Condition processed is more, and difficulty of construction is big, and cost is higher, the more low above-mentioned deficiency of construction efficiency, provides a kind of railway steel reinforced concrete bondbeam
Contact net upright post basic and steel reinforced concrete combination bridge.
To achieve the goals above, the utility model provides following technical scheme：
A kind of contact net upright post basic of railway steel reinforced concrete bondbeam, including the bridge edge of a wing, the bridge edge of a wing is connected to master
Beam, the bridge edge of a wing include reinforced concrete floor and support member, and one is correspondingly provided with above each support member
Column, each support member are connected to the bottom of the reinforced concrete floor, and the column is connected to by pre-embedded steel slab
The bridge edge of a wing.
Using a kind of contact net upright post basic of railway steel reinforced concrete bondbeam described in the utility model, each support portion
A column is correspondingly provided with above part, i.e. a support member corresponds to one column of support, each support
Component is connected to the bottom of the reinforced concrete floor, then pre-embedded steel slab is connected in the column bottom, by described pre-buried
Column and the bridge edge of a wing are connected and fixed by steel plate, i.e., the load of the described pillar directly passes to the master by the support member
Beam avoids damage reinforced concrete floor, this structure simple structure from the bridge edge of a wing capable of being made to stablize support contact net convenient for construction
Column facilitates the lifting and installation of column, advantageously ensures that the verticality and stability of column, avoids down bar and sedimentation, be not necessarily to
Reinforcing bar in the reinforced concrete floor of the bridge floor edge of a wing is encrypted, design strength and difficulty of construction are effectively reduced, improves bridge
The Forming Quality on the face edge of a wing is conducive to save material, avoids the construction cost that science of bridge building is significantly increased, vertical convenient for planning arrangement
The installation site of column improves the running quality of contact net, promotes economy, increases the safety of railway transmission line of electricity.
Preferably, each support member includes top plate, web and bottom plate, the top plate and the reinforced concrete floor
It is connected with each other, at least provided with two webs below each column, there are one institutes for the bottom connection of each web
State bottom plate, top plate described in all web vertical connections, each bottom plate is perpendicular to the corresponding web.
It is further preferred that being equipped with several WELDING STUDSs in the reinforced concrete floor, all shearing nail weldings connect
Connect the top plate.
It is further preferred that all top plates, web and bottom plate are steel construction piece, all top plates are welded to connect
Girder, all webs and bottom plate are spliced by high-strength bolt and the girder.
It is further preferred that the top plate bottom is transversely equipped with several ribbed stiffeners.
It is further preferred that the pre-embedded steel slab is bolted to the top plate.
Using above-mentioned set-up mode, it will be bolted in the reserved sleeve on the bridge edge of a wing, so that the column is passed through pre-buried
Steel plate is mutually stably connected with reinforced concrete floor and top plate, is conducive to the intensity for reinforcing upright post basic, and it is vertical effectively to stablize support
Column, it is crooked or sink to further avoid column, while ensureing to be stably connected with girder, is effectively transferred to the stress of contact net
Girder and bridge pier ensure that load rationally, uniformly transmits.
Preferably, the reinforced concrete floor is integrally formed with bridge deck concrete.
That is the reinforced concrete floor with bridge deck concrete on the bridge edge of a wing are pouring moldings together, be conducive to rationally to transmit by
Power improves the intensity of upright post basic.
A kind of steel reinforced concrete combination bridge, including superstructure, substructure, support system and affiliated facility, the top knot
Structure includes girder, is connected with such as any of the above-described contact net upright post basic on each girder.
Using a kind of steel reinforced concrete combination bridge described in the utility model, each girder is connected with contact net column base
Plinth, i.e. contact net upright post basic are connected to the both sides of the girder as flange structural, without individually in bridge deck concrete layer
Reinforcing bar be encrypted, reduce change to bridge main body structure, effectively reduce the design difficulty of electric railway and apply
Work difficulty is conducive to improve bridge floor Forming Quality, is conducive to save material, reduces the construction cost of science of bridge building, saves construction
Duration ensures the intensity on the edge of a wing, convenient for the installation site of planning arrangement column, improves the running quality of contact net, promotes railway
The traffic safety and stabilization of bridge promote railways train operation comfort, and opposition column foundation is facilitated to repair and safeguard.
Preferably, the girder is plate girder or steel box-girder or Steel Truss Beam.
Preferably, the corresponding position that each support member is connected on the girder is equipped with stiffener.
In conclusion compared with prior art, the utility model has the beneficial effects that：
1, using a kind of contact net upright post basic of railway steel reinforced concrete bondbeam described in the utility model, the construction letter of this structure
It is single, convenient for construction, the bridge edge of a wing can be made to stablize support contact net column, facilitate the lifting and installation of column, advantageously ensure that
The verticality and stability of column, avoid down bar and sedimentation, it is not necessary that the reinforcing bar on the bridge floor edge of a wing is encrypted, effectively drop
Low design strength and difficulty of construction improve the Forming Quality on the bridge floor edge of a wing, are conducive to save material, avoid that bridge work is significantly increased
The construction cost of journey improves the running quality of contact net convenient for the installation site of planning arrangement column, promotes economy, increases
The safety of railway transmission line of electricity.
2, using a kind of contact net upright post basic of railway steel reinforced concrete bondbeam described in the utility model, be conducive to reinforce vertical
The intensity of column foundation, effectively stablize support post, further avoid column it is crooked or sink, while ensure with girder stablize connect
It connects, the stress of contact net is effectively transferred to girder and bridge pier, ensure that load rationally, uniformly transmits.
3, using a kind of steel reinforced concrete combination bridge described in the utility model, without individually to the reinforcing bar of bridge deck concrete layer into
Row encryption reduces the change to bridge main body structure, effectively reduces the design difficulty and difficulty of construction of electric railway, have
Conducive to bridge floor Forming Quality is improved, is conducive to save material, reduces the construction cost of science of bridge building, save the construction period, ensure
The intensity on the edge of a wing improves the running quality of contact net, promotes the driving of railroad bridge convenient for the installation site of planning arrangement column
It is safe and stable, railways train operation comfort is promoted, opposition column foundation is facilitated to repair and safeguard.
Description of the drawings：
Fig. 1 is a kind of structural schematic diagram of the contact net upright post basic of railway steel reinforced concrete bondbeam described in the utility model；
Fig. 2 is the partial structurtes vertical view of Fig. 1；
Fig. 3 is the structural side view of Fig. 1；
Fig. 4 is a kind of structural schematic diagram of steel reinforced concrete combination bridge.
It is marked in figure：1- reinforced concrete floors, 2- columns, 3- pre-embedded steel slabs, 41- top plates, 42- webs, 43- bottom plates, 44-
Ribbed stiffener, 5- WELDING STUDSs, 6- girders, 7- stiffeners.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific embodiment is described in further detail the utility model.But this should not be understood
It is only limitted to embodiment below, all technologies realized based on the utility model content for the range of the above-mentioned theme of the utility model
Belong to the scope of the utility model.
Embodiment 1
As shown in Figs. 1-3, the contact net upright post basic of a kind of railway steel reinforced concrete bondbeam described in the utility model, including bridge
Flange of beam, the bridge edge of a wing are connected to 6 side of girder, and the bridge edge of a wing includes reinforced concrete floor 1 and support member, institute
It states the integrated molding of reinforced concrete floor 1 and bridge deck concrete to pour, the lower section of each column 2 sets that there are one the support portions
Part, each support member include top plate 41, web 42 and bottom plate 43, and 2 lower section of each column sets that there are two the abdomens
Plate 42, respectively connection is pushed up described in all 42 vertical connections of the web there are one the bottom plate 43 for the bottom of each web 42
Plate 41, for each bottom plate 43 perpendicular to the corresponding web 42, all top plates 41, web 42 and bottom plate 43 are steel
Structural member, all top plates 41 are welded to connect girder 6, and all webs 42 and bottom plate 43 pass through high-strength bolt and the master
Beam 6 splices, several WELDING STUDSs 5 are equipped in the reinforced concrete floor 1, and all WELDING STUDSs 5 are welded to connect the top plate
41, several WELDING STUDSs 5 also are provided in bridge deck concrete, 41 bottom of the top plate is transversely equipped with several ribbed stiffeners 44, will
3 bottom of the column connects pre-embedded steel slab 3, and the reserved sleeve being bolted in reinforced concrete floor 1 makes the pre-buried steel
Plate 3 is connected on the bridge edge of a wing, and then the column 2 is made mutually to be stably connected with reinforced concrete floor 1 and top plate 41, with column
Basis is connected firmly.
Embodiment 2
As shown in figure 4, a kind of steel reinforced concrete combination bridge described in the utility model, including superstructure, substructure, bearing
System and affiliated facility, the superstructure include several girders 6, and the both sides of each girder 6 are connected separately with strictly according to the facts
The contact net upright post basic described in example 1 is applied, the girder 6 is plate girder or steel box-girder or Steel Truss Beam, is such as steel box-girder, described
Top plate 41 is welded to connect steel box-girder top plate, all webs 42 and bottom plate 43 and passes through high-strength bolt and splice plate and the steel case
Beam sides splices, and the corresponding position of each support member of connection is equipped with stiffener 7 on the girder 6, and the reinforcing bar is mixed
Solidifying soil layer 1 is molded with the bridge deck concrete formed by integrally casting on girder 6, and the substructure includes pier component.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (10)
1. a kind of contact net upright post basic of railway steel reinforced concrete bondbeam, which is characterized in that include the bridge edge of a wing, the bridge edge of a wing
It is connected to girder (6), the bridge edge of a wing includes reinforced concrete floor (1) and support member, and each the support member is upper
Side is correspondingly provided with a column (2), and each support member is connected to the bottom of the reinforced concrete floor (1), described vertical
Column (2) is connected to the bridge edge of a wing by pre-embedded steel slab (3).
2. a kind of contact net upright post basic of railway steel reinforced concrete bondbeam according to claim 1, which is characterized in that Mei Gesuo
It states support member and includes top plate (41), web (42) and bottom plate (43), the top plate (41) and the reinforced concrete floor (1) phase
It connects, at least provided with two webs (42), the bottom connection of each web (42) below each column (2)
There are one the bottom plate (43), top plate (41) described in all web (42) vertical connections, each bottom plate (43) is vertical
In the corresponding web (42).
3. a kind of contact net upright post basic of railway steel reinforced concrete bondbeam according to claim 2, which is characterized in that the steel
Several WELDING STUDSs (5) are equipped in reinforced concrete layer (1), all WELDING STUDSs (5) are welded to connect the top plate (41).
4. a kind of contact net upright post basic of railway steel reinforced concrete bondbeam according to claim 2, which is characterized in that Suo Yousuo
It is steel construction piece to state top plate (41), web (42) and bottom plate (43), and all top plates (41) are welded to connect girder (6), institute
There are the web (42) and bottom plate (43) to splice by high-strength bolt and the girder (6).
5. a kind of contact net upright post basic of railway steel reinforced concrete bondbeam according to claim 2, which is characterized in that the top
Plate (41) bottom is transversely equipped with several ribbed stiffeners (44).
6. a kind of contact net upright post basic of railway steel reinforced concrete bondbeam according to claim 2, which is characterized in that described pre-
It buries steel plate (3) and is bolted to the top plate (41).
7. according to a kind of contact net upright post basic of any railway steel reinforced concrete bondbeams of claim 1-6, which is characterized in that
The reinforced concrete floor (1) is integrally formed with bridge deck concrete.
8. a kind of steel reinforced concrete combination bridge, which is characterized in that include superstructure, substructure, support system and affiliated facility, institute
It includes girder (6) to state superstructure, and the connection contact net any just like claim 1-7 is vertical on each girder (6)
Column foundation.
9. a kind of steel reinforced concrete combination bridge according to claim 8, which is characterized in that the girder (6) is plate girder or steel
Box beam or Steel Truss Beam.
10. a kind of steel reinforced concrete combination bridge according to claim 8, which is characterized in that connect each institute on the girder (6)
The corresponding position for stating support member is equipped with stiffener (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820409459.0U CN208039298U (en) | 2018-03-23 | 2018-03-23 | A kind of the contact net upright post basic and steel reinforced concrete combination bridge of railway steel reinforced concrete bondbeam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820409459.0U CN208039298U (en) | 2018-03-23 | 2018-03-23 | A kind of the contact net upright post basic and steel reinforced concrete combination bridge of railway steel reinforced concrete bondbeam |
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| CN208039298U true CN208039298U (en) | 2018-11-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108222051A (en) * | 2018-03-23 | 2018-06-29 | 中铁二院工程集团有限责任公司 | A kind of contact net upright post basic of railway steel reinforced concrete bondbeam and steel reinforced concrete combination bridge |
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2018
- 2018-03-23 CN CN201820409459.0U patent/CN208039298U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108222051A (en) * | 2018-03-23 | 2018-06-29 | 中铁二院工程集团有限责任公司 | A kind of contact net upright post basic of railway steel reinforced concrete bondbeam and steel reinforced concrete combination bridge |
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