CN206768599U - A kind of detachable steel bridge deck - Google Patents

A kind of detachable steel bridge deck Download PDF

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Publication number
CN206768599U
CN206768599U CN201720345254.6U CN201720345254U CN206768599U CN 206768599 U CN206768599 U CN 206768599U CN 201720345254 U CN201720345254 U CN 201720345254U CN 206768599 U CN206768599 U CN 206768599U
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China
Prior art keywords
longitudinal rib
rib
bridge deck
steel bridge
plate
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CN201720345254.6U
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Inventor
张清华
刘益铭
李俊
罗鹏军
崔闯
黄云
程震宇
贾东林
刘欣益
卜之
卜一之
韩少辉
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Southwest Jiaotong University
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Southwest Jiaotong University
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Abstract

The utility model discloses a kind of detachable steel bridge deck, including steel bridge deck body, the surrounding of the steel bridge deck body is provided with link bolt hole, and the bottom of the steel bridge deck body is additionally provided with fixed bolt hole.The detachable steel bridge deck is not only convenient for realizing that batch production is prefabricated, to obtain the floorings of high quality under good manufacturing condition;Meanwhile this detachable steel bridge deck has preferable convertibility, so, can not only accelerate road resume speed, meanwhile, it is easy to repair destroyed detachable steel bridge deck under the conditions of preferable maintenance, to improve materials unilization rate.

Description

A kind of detachable steel bridge deck
Technical field
Technical field of bridge engineering is the utility model is related to, more particularly to a kind of detachable steel bridge deck.
Background technology
Orthotropic Steel Bridge Deck is usually to be welded by longitudinal rib, tabula (rib) plate and top plate to bear extraneous lotus jointly The bridge deck structure of load, there is in light weight, high capacity, short construction period, in Longspan Bridge, landscape bridge and municipal administration It is widely applied in the structures such as bridge.
But Orthotropic Steel Bridge Deck is complicated, weld seam is more, processing and manufacturing technology is limited, traffic loading surpasses Under the composite factors such as load, its fatigue problem is caused to protrude, research shows that tired damageable zone is concentrated mainly on top plate-longitudinal rib weldering At the welding details such as seam, longitudinal rib-tabula (rib) plate welding seams, top plate-longitudinal rib-tabula (rib) plate welding seams;Orthotropic Steel Bridge Deck After fatigue cracking, to ensure that the performance of structure and quantity of operation need to carry out local stiffening, the requirement of field-hardened condition of work Height, implement more difficult, high cost and be difficult to obtain preferable consolidation effect.Meanwhile during Orthotropic Steel Bridge Deck reinforcing New fatigue failure can be introduced, the risk for continuing fatigue cracking be present, increases overall life cycle cost.When because of orthotropic plate Panel local damage and lead to not in the case of meeting bridge normal use, it is necessary to remove reconstruction, not only need to suspend traffic, And the effect of girder steel remaining part is not given full play to, it is serious to hinder science of bridge building high-performance designs and sustainable development.
Following Orthotropic Steel Bridge Deck novel structure form, advanced processing and manufacturing technology and high performance material draw Enter, can effectively improve its fatigue behaviour, but the general of sustainable development can be met to building and built bridge improves Read.At this stage, according to national supply side reform policy, steel bridge will obtain further genralrlization application, conventional orthogonal opposite sex Steel Bridge Deck Plate has been difficult to meet to require, and thoroughly the new deck structrue of relieving fatigue problem waits to study, how big at this stage The use for pushing wide steel bridge has become the problem of extremely urgent.
Utility model content
For steel bridge in the prior art set forth above in further genralrlization application process, conventional orthogonal opposite sex Steel Bridge Deck Plate has been difficult to meet to require, and thoroughly the new deck structrue of relieving fatigue problem waits to study, how big at this stage The use for pushing wide steel bridge has become the problem of extremely urgent, and the utility model provides a kind of detachable steel bridge deck, The detachable steel bridge deck is not only convenient for realizing that batch production is prefabricated, to obtain the bridge floor of high quality under good manufacturing condition Plate;Meanwhile this detachable steel bridge deck has preferable convertibility, so, can not only accelerate road resume speed, Meanwhile be easy to repair destroyed detachable steel bridge deck under the conditions of preferable maintenance, to improve goods and materials utilization Rate.
A kind of detachable steel bridge deck provided by the utility model solves problem by following technical essential:One kind can Detachable steel bridge deck, including steel bridge deck body, the surrounding of the steel bridge deck body is provided with link bolt hole, described The bottom of steel bridge deck body is additionally provided with fixed bolt hole.
Specifically, upper strata of the detachable steel bridge deck as bridge, the lower floor of bridge can use traditional girder steel etc. Component, in actual use, the detachable steel bridge deck are consumable accessory.In the top of steel bridge deck body, ring is set Oxygen retinasphal or plain asphalt etc. form bridge.In the prior art, when steel bridge deck body is damaged, for the benefit of travel Security and comfortableness, generally require and local route repair or integral replacing are carried out to steel bridge deck body.In above work progress, deposit In structure problem that difficulty of construction is big, construction quality is difficult to ensure that, construction cost is high, blocking traffic events are long, introducing is new etc..
In above structure, steel bridge deck body, which is arranged to surrounding, link bolt hole, so, in bridge construction process In, being rigidly connected for adjacent detachable steel bridge deck, the i.e. process of construction of bridge can be realized by above link bolt hole In, the upper strata of bridge can be spliced by submodule is completed.So, separate and separate with combination beam in the damageable zone for realizing bridge In the case of, it is easy to bridge frangible portions being summarized as an independent stress system, so as to the fatigue study to whole girder steel The research to tired rapid wear stress system can be converted into, the research to tired rapid wear stress system can be converted into single detachable The research of formula steel bridge deck submodule, research purpose definitely, the optimization design more conducively to bridge upper strata steel frame, with Improve or solve the problems, such as Orthotropic Steel Bridge Deck fatigue cracking;It is single due to mutually being constrained between detachable steel bridge deck Individual detachable steel bridge deck has good positional stability on bridge;Meanwhile the above has constrained bridge between each other Beam upper strata, when being connected with bridge lower floor, the bonding strength of single detachable steel bridge deck and lower floor need not be excessive, passes through The synthesis of all connected detachable steel bridge decks and bridge lower floor bonding strength, can also be realized between bridge upper strata and lower floor Be reliably connected.
The fixed bolt hole of arrangement above is used for steel frame and bridge lower floor and realizes bolt connection, so, not only steel bridge Panel body positional stability on bridge lower floor steel construction is more preferable, at the same be easy to implement steel bridge deck body and bridge lower floor it Between tear open, unload.
Meanwhile in above scheme, the detachable steel bridge deck on bridge upper strata is formed due to individual can be stood alone as, this Sample, above individual can manufacture in the factory, to obtain the detachable Steel Bridge Deck of high quality under the good manufacturing condition of factory Plate;Due to being detachably connected form between the individual and the upper strata of bridge so that this steel frame has preferably can be more It is transsexual, so, in bridge pavement Local Damaged, the detachable steel bridge deck individual of shaping can be used to carry out undamaged portion Replace, so, can not only accelerate road resume speed, meanwhile, the injured individual changed can by transporting back to factory, Destroyed detachable steel bridge deck is repaired under the conditions of preferable maintenance, repaiied with improving materials unilization rate and raising Compound body amount.
Further technical scheme is:
As the specific implementation of steel bridge deck body, the steel bridge deck body includes top plate, longitudinal rib and cross rib, institute Stating longitudinal rib has a plurality of, is parallel to each other between longitudinal rib, the top of longitudinal rib is fixedly connected with top plate;
The cross rib is mutually perpendicular to longitudinal rib, and cross rib is fixedly connected with each longitudinal rib, and the lower end position of cross rib is less than longitudinal rib Lower end position;
The fixed bolt hole is arranged at the bottom of cross rib;
The surrounding of the top plate, the both ends of longitudinal rib, the both ends of cross rib are provided with link bolt hole.
In this programme, connecting portion that the lower end of cross rib is connected as steel frame with bridge lower floor, the above is by top plate Surrounding, the both ends of longitudinal rib, the both ends of cross rib are provided with the scheme of link bolt hole, and adjacent detachable steel bridge deck can be achieved The company between the connection between connection, longitudinal rib and longitudinal rib, cross rib and cross rib between the top plate and top plate of middle steel bridge deck body Connect, so, the reliability connected between adjacent detachable steel bridge deck can be effectively improved.
To realize being reliably connected for steel bridge deck body and bridge lower floor steel construction, as a kind of technical side being easily achieved Case, the both sides of the cross rib bottom are provided with bottom plate, fixed bolt hole are provided with the bottom plate.Not only may be used with upper plate As connector, at the same time as the reinforcing plate of cross rib.
Due to realize that the high intensity between adjacent detachable steel bridge deck connects, adjacent detachable steel bridge can be used The adjacent part of panel is rigidly connected, and in order to ensure that the horizontal and vertical edge of top plate is respectively provided with preferable rigidity, preferably set It is set to the end edge of longitudinal rib to flush with the edge of top plate, when ceiling edge reserves link bolt hole, causes to be in as far as possible Outermost longitudinal rib causes with enough operating spaces to wear connection in link bolt hole close to the edge of top plate Bolt.In the case where meeting the above situation, for ease of penetrating connecting bolt in the link bolt hole to ceiling edge, set For:The longitudinal rib includes the first longitudinal rib and the second longitudinal rib, the U-shaped profile of first longitudinal rib, the horizontal stroke of second longitudinal rib Section is in the form of sheets;
Along the length direction of cross rib, first longitudinal rib and last longitudinal rib are the second longitudinal rib, first longitudinal rib Between the second longitudinal rib.First longitudinal rib of above U-shaped profile is U-shaped rib, and the design feature of the longitudinal rib of the above first can So that it in the case of lighter in weight, has preferable rigidity;Because the longitudinal rib on the downside of top plate is arranged in parallel in a row, the above Second longitudinal rib is starting point and the longitudinal rib of destination county in one row of the above, and the design feature of the longitudinal rib of the above second causes it to top plate Projection occupied area it is small, so, the design feature of the longitudinal rib of the above second may be such that it, and to strengthen top plate longitudinal direction firm playing In the case of degree, do not influence connection in detachable steel bridge deck transverse direction or influence during on wearing connecting bolt in transverse direction compared with It is small.
Due to needing the end set link bolt hole in the first longitudinal rib, bolt is worn for convenience, first longitudinal rib Both ends are provided with hand hole.So, when above hand hole is located at the bottom surface of the first longitudinal rib, link bolt hole can be arranged on first The side of longitudinal rib, when above hand hole is located at any side of the first longitudinal rib, link bolt hole can be arranged on to the first longitudinal rib Opposite side and bottom.
The first longitudinal rib groove and the second longitudinal rib groove, profile and the first longitudinal rib of the first longitudinal rib groove are provided with the cross rib Shape of cross section match, and the quantity of the first longitudinal rib groove is equal with the quantity of the first longitudinal rib, in each first longitudinal rib groove in Embedded with first longitudinal rib, pass through solder design between first longitudinal rib and cross rib;
The shape of cross section of the profile and the second longitudinal rib of the second longitudinal rib groove matches, and the quantity of the second longitudinal rib groove with The quantity of second longitudinal rib is equal, second longitudinal rib is embedded with each second longitudinal rib groove, between second longitudinal rib and cross rib Pass through solder design.
In above scheme, the cross sectional shape, which matches, may be configured as the consistent, size of the first longitudinal rib groove than the first longitudinal rib Cross sectional dimensions is bigger, the size of the second longitudinal rib groove is more bigger than the cross-sectional dimension of the second longitudinal rib, so, being easy to will be corresponding vertical After rib is embedded into corresponding longitudinal rib groove, longer attachment weld is obtained, so, the not only positioning beneficial to longitudinal rib on cross rib, together When the reliability that is welded to connect beneficial to longitudinal rib and cross rib.
Adjacent detachable steel bridge deck can be interlocked by upper and lower, and the left and right plan of establishment staggeredly is adjacent to realize Detachable steel bridge deck between be directly connected to, but above connected mode is not easy to determine that each detachable steel bridge deck exists Position on the steel member of bridge bottom, therefore, in addition to connecting plate, the connecting plate is as in two neighboring steel bridge deck body Between connector, realize the bolt connection between two neighboring steel bridge deck body.The connecting plate is as adjacent detachable Intermediate connector between steel bridge deck, the platy structure of bolt hole is provided with as used, so, in detachable steel bridge deck After being connected with bridge bottom steel member, pass through described connecting plate, you can realize the spiral shell of corresponding two detachable steel bridge decks Tether and connect.
Although the detachable steel bridge deck that this case provides can pass through the connecting plate as the individual on composition bridge upper strata Each individual can be caused to be linked to be an entirety, to obtain more preferable stress system.But due to can not definitely accomplish detachable steel Floorings are identical or very close with the mechanical property of connecting plate, therefore vehicle is travelled to the beaer of this steel frame composition It is inconsistent with the deformation at detachable steel bridge deck at connecting plate when on system, so, easily cause by with upper junction plate with Connected between the pave-load layer on the upside of steel construction stress system and steel construction stress system that detachable steel bridge deck is formed Problem, such as pave-load layer are peeled off, produce Relative sliding, and the appearance of problem above easily causes road surface to occur local defect too early. To avoid or alleviating case above, the side of the connecting plate is additionally provided with breach, and the width maximum point of the breach is positioned at scarce Between the bottom and openend of mouth.When laying pave-load layer, the slurry of pave-load layer can pour into breach above breach, so, fill Shearing can be provided in these cases by entering the slurry of breach, beneficial between protection pave-load layer and connecting plate, pave-load layer with it is detachable The reliability connected between formula steel bridge deck.
The utility model has the advantages that:
In above structure, steel bridge deck body, which is arranged to surrounding, link bolt hole, so, in bridge construction process In, being rigidly connected for adjacent detachable steel bridge deck, the i.e. process of construction of bridge can be realized by above link bolt hole In, the upper strata of bridge can be spliced by submodule is completed.So, separate and separate with combination beam in the damageable zone for realizing bridge In the case of, it is easy to bridge frangible portions being summarized as an independent stress system, so as to the fatigue study to whole girder steel The research to tired rapid wear stress system can be converted into, the research to tired rapid wear stress system can be converted into single detachable The research of formula steel bridge deck submodule, research purpose definitely, the optimization design more conducively to bridge upper strata steel frame, with Improve or solve the problems, such as Orthotropic Steel Bridge Deck fatigue cracking;It is single due to mutually being constrained between detachable steel bridge deck Individual detachable steel bridge deck has good positional stability on bridge;Meanwhile the above has constrained bridge between each other Beam upper strata, when being connected with bridge lower floor, the bonding strength of single detachable steel bridge deck and lower floor need not be excessive, passes through The synthesis of all connected detachable steel bridge decks and bridge lower floor bonding strength, can also be realized between bridge upper strata and lower floor Be reliably connected.
The fixed bolt hole of arrangement above is used for steel frame and bridge lower floor and realizes bolt connection, so, not only steel bridge Panel body positional stability on bridge lower floor steel construction is more preferable, at the same be easy to implement steel bridge deck body and bridge lower floor it Between tear open, unload.
Meanwhile in above scheme, the detachable steel bridge deck on bridge upper strata is formed due to individual can be stood alone as, this Sample, above individual can manufacture in the factory, to obtain the detachable Steel Bridge Deck of high quality under the good manufacturing condition of factory Plate;Due to being detachably connected form between the individual and the upper strata of bridge so that this steel frame has preferably can be more It is transsexual, so, in bridge pavement Local Damaged, the detachable steel bridge deck individual of shaping can be used to carry out undamaged portion Replace, so, can not only accelerate road resume speed, meanwhile, the injured individual changed can by transporting back to factory, Destroyed detachable steel bridge deck is repaired under the conditions of preferable maintenance, repaiied with improving materials unilization rate and raising Compound body amount.
Brief description of the drawings
Fig. 1 is a kind of structural representation of detachable one specific embodiment of steel bridge deck described in the utility model;
Fig. 2 is in a kind of detachable one specific embodiment of steel bridge deck described in the utility model, the first longitudinal rib Structural representation;
Fig. 3 is in a kind of detachable one specific embodiment of steel bridge deck described in the utility model, the second longitudinal rib Structural representation;
Fig. 4 is the structure of cross rib in a kind of detachable one specific embodiment of steel bridge deck described in the utility model Schematic diagram;
Fig. 5 is that a kind of detachable one specific embodiment of steel bridge deck described in the utility model is mutually combined to obtain The partial schematic diagram on bridge upper strata.
Numbering in figure is followed successively by:1st, fixed bolt hole, 2, top plate, 3, connecting plate, 4, cross rib, the 41, first longitudinal rib groove, 42nd, the second longitudinal rib groove, 5, link bolt hole, the 6, first longitudinal rib, 61, hand hole, the 7, second longitudinal rib, 8, breach.
Embodiment
With reference to embodiment, the utility model is described in further detail, but structure of the present utility model is not only It is limited to following examples.
Embodiment 1:
As shown in Figures 1 to 5, a kind of detachable steel bridge deck, including steel bridge deck body, the steel bridge deck body Surrounding be provided with link bolt hole 5, the bottom of the steel bridge deck body is additionally provided with fixed bolt hole 1.
Specifically, upper strata of the detachable steel bridge deck as bridge, the lower floor of bridge can use traditional girder steel etc. Component, in actual use, the detachable steel bridge deck are consumable accessory.In the top of steel bridge deck body, ring is set Oxygen retinasphal or plain asphalt etc. form bridge.In the prior art, when steel bridge deck body is damaged, for the benefit of travel Security and comfortableness, generally require and local route repair or integral replacing are carried out to steel bridge deck body.In above work progress, deposit In structure problem that difficulty of construction is big, construction quality is difficult to ensure that, construction cost is high, blocking traffic events are long, introducing is new etc..
In above structure, steel bridge deck body, which is arranged to surrounding, link bolt hole 5, so, in bridge construction process In, being rigidly connected for adjacent detachable steel bridge deck, the i.e. construction of bridge can be realized by above link bolt hole 5 Cheng Zhong, the upper strata of bridge can be spliced by submodule is completed.So, realize the damageable zone of bridge with combination beam and separate every In the case of opening, it is easy to bridge frangible portions being summarized as an independent stress system, so as to grind the fatigue of whole girder steel Study carefully the research that can be converted into tired rapid wear stress system, the research to tired rapid wear stress system can be converted into single removable Unload the research of formula steel bridge deck submodule, research purpose definitely, the optimization design more conducively to bridge upper strata steel frame, To improve or solve the problems, such as Orthotropic Steel Bridge Deck fatigue cracking;Due to mutually being constrained between detachable steel bridge deck, Single detachable steel bridge deck has good positional stability on bridge;Meanwhile the above have between each other it is constrained Bridge upper strata, when being connected with bridge lower floor, the bonding strength of single detachable steel bridge deck and lower floor need not be excessive, leads to Cross the synthesis of all connected detachable steel bridge decks and bridge lower floor bonding strength, can also realize bridge upper strata and lower floor it Between be reliably connected.
The fixed bolt hole 1 of arrangement above is used for steel frame and bridge lower floor and realizes bolt connection, so, not only steel bridge Panel body positional stability on bridge lower floor steel construction is more preferable, at the same be easy to implement steel bridge deck body and bridge lower floor it Between tear open, unload.
Meanwhile in above scheme, the detachable steel bridge deck on bridge upper strata is formed due to individual can be stood alone as, this Sample, above individual can manufacture in the factory, to obtain the detachable Steel Bridge Deck of high quality under the good manufacturing condition of factory Plate;Due to being detachably connected form between the individual and the upper strata of bridge so that this steel frame has preferably can be more It is transsexual, so, in bridge pavement Local Damaged, the detachable steel bridge deck individual of shaping can be used to carry out undamaged portion Replace, so, can not only accelerate road resume speed, meanwhile, the injured individual changed can by transporting back to factory, Destroyed detachable steel bridge deck is repaired under the conditions of preferable maintenance, repaiied with improving materials unilization rate and raising Compound body amount.
Embodiment 2:
As shown in Figures 1 to 5, the present embodiment is further qualified on the basis of embodiment 1:As steel bridge deck body Specific implementation, the steel bridge deck body includes top plate 2, longitudinal rib and cross rib 4, the longitudinal rib have it is a plurality of, between longitudinal rib It is parallel to each other, the top of longitudinal rib is fixedly connected with top plate 2;
The cross rib 4 is mutually perpendicular to longitudinal rib, and cross rib 4 is fixedly connected with each longitudinal rib, and the lower end position of cross rib 4 is less than vertical The lower end position of rib;
The fixed bolt hole 1 is arranged at the bottom of cross rib 4;
The surrounding of the top plate 2, the both ends of longitudinal rib, the both ends of cross rib 4 are provided with link bolt hole 5.
In this programme, connecting portion that the lower end of cross rib 4 is connected as steel frame with bridge lower floor, the above is by top plate 2 Surrounding, both ends, the both ends of cross rib 4 of longitudinal rib be provided with the scheme of link bolt hole 5, adjacent detachable steel bridge can be achieved The connection between connection, longitudinal rib and longitudinal rib, cross rib 4 and cross rib 4 in panel between the top plate 2 and top plate 2 of steel bridge deck body Between connection, so, the reliability connected between adjacent detachable steel bridge deck can be effectively improved.
To realize being reliably connected for steel bridge deck body and bridge lower floor steel construction, as a kind of technical side being easily achieved Case, the both sides of the bottom of cross rib 4 are provided with bottom plate, fixed bolt hole 1 are provided with the bottom plate.Above cross rib 4 can Manufactured using T-steel.
Due to realize that the high intensity between adjacent detachable steel bridge deck connects, adjacent detachable steel bridge can be used The adjacent part of panel is rigidly connected, and in order to ensure that 2 horizontal and vertical edge of top plate is respectively provided with preferable rigidity, preferably set The end edge for being set to longitudinal rib flushes with the edge of top plate 2, in the reserved link bolt hole 5 in the edge of top plate 2, causes place as far as possible In outermost longitudinal rib close to the edge of top plate 2, while cause with enough operating spaces to be worn in link bolt hole 5 Connecting bolt.In the case where meeting the above situation, for ease of penetrating connecting bolt into the link bolt hole 5 at the edge of top plate 2, It is arranged to:The longitudinal rib includes the first longitudinal rib 6 and the second longitudinal rib 7, and the U-shaped profile of first longitudinal rib 6, described second is vertical The cross section of rib 7 is in the form of sheets;
Along the length direction of cross rib 4, first longitudinal rib and last longitudinal rib are the second longitudinal rib 7, and described first is vertical Rib 6 is between the second longitudinal rib 7.First longitudinal rib 6 of above U-shaped profile as U-shaped rib, the structure of the first longitudinal rib of the above 6 Feature may be such that it in the case of lighter in weight, have preferable rigidity;Because the longitudinal rib of the downside of top plate 2 is arranged in parallel into one Row, the second longitudinal rib of the above 7 are starting point and the longitudinal rib of destination county in one row of the above, and the design feature of the second longitudinal rib of the above 7 makes It is small to obtain its projection occupied area to top plate 2, so, the design feature of the second longitudinal rib of the above 7 may be such that it is playing reinforcing top In the case of the longitudinal direction rigidity of plate 2, connection in detachable steel bridge deck transverse direction is not influenceed or to wearing connection in transverse direction Influenceed during bolt smaller.
Due to needing the end set link bolt hole 5 in the first longitudinal rib 6, bolt, first longitudinal rib 6 are worn for convenience Both ends be provided with hand hole 61.So, when above hand hole 61 is located at the bottom surface of the first longitudinal rib 6, link bolt hole 5 can be set Put the side of the first longitudinal rib 6, be located at any side of the first longitudinal rib 6 in above hand hole 61 when, link bolt hole 5 can be set Opposite side and bottom in the first longitudinal rib 6.
Be provided with the first longitudinal rib groove 41 and the second longitudinal rib groove 42 on the cross rib 4, the profile of the first longitudinal rib groove 41 with The shape of cross section of first longitudinal rib 6 matches, and the quantity of the first longitudinal rib groove 41 is equal with the quantity of the first longitudinal rib 6, and each first First longitudinal rib 6 is embedded with longitudinal rib groove 41, passes through solder design between first longitudinal rib 6 and cross rib 4;
The shape of cross section of the profile and the second longitudinal rib 7 of the second longitudinal rib groove 42 matches, and the second longitudinal rib groove 42 Quantity is equal with the quantity of the second longitudinal rib 7, and second longitudinal rib 7, second longitudinal rib 7 are embedded with each second longitudinal rib groove 42 Pass through solder design between cross rib 4.
In above scheme, the cross sectional shape, which matches, may be configured as consistent, the first longitudinal rib groove 41 size and is indulged than first The cross sectional dimensions of rib 6 is bigger, the size of the second longitudinal rib groove 42 is more bigger than the cross-sectional dimension of the second longitudinal rib 7, so, be easy to by After corresponding longitudinal rib is embedded into corresponding longitudinal rib groove, longer attachment weld is obtained, so, not only beneficial to longitudinal rib on cross rib 4 Positioning, while beneficial to the reliability that longitudinal rib is welded to connect with cross rib 4.
Embodiment 3:
The present embodiment this case is made on the basis of any one technical scheme that any of the above one embodiment provides into One step is limited, and as shown in Figures 1 to 5, adjacent detachable steel bridge deck can be interlocked by upper and lower, left and right setting staggeredly Scheme, it is directly connected to realizing between adjacent detachable steel bridge deck, but above connected mode is not easy to determine respectively may be used Position of the detachable steel bridge deck on the steel member of bridge bottom, therefore, in addition to connecting plate 3, the conduct of connecting plate 3 adjacent two The intermediate connector of individual steel bridge deck body, realize the bolt connection between two neighboring steel bridge deck body.The connecting plate 3 Intermediate connector between adjacent detachable steel bridge deck, such as use are provided with the platy structure of bolt hole, so, After detachable steel bridge deck is connected with bridge bottom steel member, pass through described connecting plate 3, you can corresponding two of realization can The bolt connection of detachable steel bridge deck.
Although the detachable steel bridge deck that this case provides can pass through the connecting plate as the individual on composition bridge upper strata 3 can cause each individual to be linked to be an entirety, to obtain more preferable stress system.But due to can not definitely accomplish detachable steel Floorings are identical or very close with the mechanical property of connecting plate 3, therefore vehicle is travelled to the stress of this steel frame composition It is inconsistent with the deformation at detachable steel bridge deck at connecting plate 3 when on system, so, easily cause and connected more than Occur between the pave-load layer on the upside of steel construction stress system and steel construction stress system that plate 3 and detachable steel bridge deck are formed Connectivity problem, such as pave-load layer are peeled off, produce Relative sliding, and the appearance of problem above easily causes road surface to occur local lack too early Fall into.To avoid or alleviating case above, the side of the connecting plate 3 is additionally provided with breach 8, the width maximum point of the breach 8 Between the bottom of breach 8 and openend.For above breach 8 when laying pave-load layer, the slurry of pave-load layer can pour into breach 8 In, so, shearing can be provided in these cases by pouring into the slurry of breach 8, beneficial to protection pave-load layer and connecting plate 3 between, paving The reliability connected between dress layer and detachable steel bridge deck.
Above content is to combine the further description that specific preferred embodiment is made to the utility model, it is impossible to is recognized Determine specific embodiment of the present utility model and be confined to these explanations.For the common skill of the utility model art For art personnel, the other embodiment that is drawn in the case where not departing from the technical solution of the utility model should be included in this practicality In new protection domain.

Claims (7)

1. a kind of detachable steel bridge deck, including steel bridge deck body, it is characterised in that the surrounding of the steel bridge deck body It is provided with link bolt hole(5), the bottom of the steel bridge deck body is additionally provided with fixed bolt hole(1);The Steel Bridge Deck Plate body includes top plate(2), longitudinal rib and cross rib(4), the longitudinal rib has a plurality of, is parallel to each other between longitudinal rib, the top of longitudinal rib is equal With top plate(2)It is fixedly connected;
The cross rib(4)It is mutually perpendicular to longitudinal rib, cross rib(4)It is fixedly connected with each longitudinal rib, cross rib(4)Lower end position be less than The lower end position of longitudinal rib;
The fixed bolt hole(1)It is arranged at cross rib(4)Bottom;
The top plate(2)Surrounding, the both ends of longitudinal rib, cross rib(4)Both ends be provided with link bolt hole(5).
A kind of 2. detachable steel bridge deck according to claim 1, it is characterised in that the cross rib(4)The two of bottom Side is provided with bottom plate, and fixed bolt hole is provided with the bottom plate(1).
3. a kind of detachable steel bridge deck according to claim 1, it is characterised in that the longitudinal rib includes the first longitudinal rib (6)And second longitudinal rib(7), first longitudinal rib(6)U-shaped profile, second longitudinal rib(7)Cross section in the form of sheets;
Along cross rib(4)Length direction, first longitudinal rib and last longitudinal rib are the second longitudinal rib(7), described first is vertical Rib(6)Positioned at the second longitudinal rib(7)Between.
A kind of 4. detachable steel bridge deck according to claim 3, it is characterised in that first longitudinal rib(6)Two End is provided with hand hole(61).
A kind of 5. detachable steel bridge deck according to claim 4, it is characterised in that the cross rib(4)On be provided with First longitudinal rib groove(41)And the second longitudinal rib groove(42), the first longitudinal rib groove(41)Profile and the first longitudinal rib(6)Cross section Shape matches, and the first longitudinal rib groove(41)Quantity and the first longitudinal rib(6)Quantity it is equal, each first longitudinal rib groove(41)In It is embedded with first longitudinal rib(6), first longitudinal rib(6)With cross rib(4)Between pass through solder design;
The second longitudinal rib groove(42)Profile and the second longitudinal rib(7)Shape of cross section match, and the second longitudinal rib groove(42) Quantity and the second longitudinal rib(7)Quantity it is equal, each second longitudinal rib groove(42)In be embedded with second longitudinal rib(7), it is described Second longitudinal rib(7)With cross rib(4)Between pass through solder design.
6. a kind of detachable steel bridge deck as claimed in any of claims 1 to 5, it is characterised in that also include Connecting plate(3), the connecting plate(3)As the intermediate connector of two neighboring steel bridge deck body, two neighboring steel bridge is realized Bolt connection between panel body.
A kind of 7. detachable steel bridge deck according to claim 6, it is characterised in that the connecting plate(3)Side It is additionally provided with breach(8), the breach(8)Width maximum point be located at breach(8)Bottom and openend between.
CN201720345254.6U 2017-04-01 2017-04-01 A kind of detachable steel bridge deck Active CN206768599U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106835979A (en) * 2017-04-01 2017-06-13 西南交通大学 A kind of detachable steel bridge deck

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106835979A (en) * 2017-04-01 2017-06-13 西南交通大学 A kind of detachable steel bridge deck
CN106835979B (en) * 2017-04-01 2018-08-07 西南交通大学 A kind of detachable steel bridge deck

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