CN209053015U - Cored slab lateral ties ruggedized construction is enhanced using steel corrugated plating - Google Patents

Cored slab lateral ties ruggedized construction is enhanced using steel corrugated plating Download PDF

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Publication number
CN209053015U
CN209053015U CN201820991279.8U CN201820991279U CN209053015U CN 209053015 U CN209053015 U CN 209053015U CN 201820991279 U CN201820991279 U CN 201820991279U CN 209053015 U CN209053015 U CN 209053015U
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China
Prior art keywords
cored slab
securing plate
lateral ties
corrugated plating
beam body
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CN201820991279.8U
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Inventor
张冠华
刘心亮
郭骞
李万德
杜海鑫
吴宪锴
李文全
白杨
郭东升
韩基刚
周韦宇
赵艳玲
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Liaoning Communication Planning And Design Institute Co Ltd
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Liaoning Communication Planning And Design Institute Co Ltd
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Abstract

Cored slab lateral ties ruggedized construction is enhanced using steel corrugated plating the utility model discloses a kind of, it is related to Bridge repair and reinforcement technical field, main purpose is to realize do not causing economic waste, and under the premise of uninterrupted traffic, the lateral connection ability between cored slab is improved, and then improves the globality of hollow slab girder.The main technical schemes of the utility model are as follows: this includes the beam body being interconnected to constitute side by side by multiple cored slabs using steel corrugated plating enhancing cored slab lateral ties ruggedized construction, forms hinged seam between the two neighboring cored slab;Multiple securing plates, multiple securing plates are connected to the bottom surface of the beam body side by side, and it is vertical with the hinge seam respectively, the cross sectional shape of each securing plate is wavy, multiple accommodating spaces are formed between each securing plate and the beam body, each accommodating space is filled with hole path pressure grouting material.The utility model is mainly used for the lateral ties of reinforcement bridge cored slab.

Description

Cored slab lateral ties ruggedized construction is enhanced using steel corrugated plating
Technical field
The utility model relates to Bridge repair and reinforcement technical fields, are enhanced in particular to a kind of using steel corrugated plating Cored slab lateral ties ruggedized construction.
Background technique
Currently, Short/Medium Span Bridge generally use have prefabricated convenience, the concrete core slab of technical maturity is built up, weight Relatively light, cost is relatively low.
However, as the raising of load level, loaded vehicle effect are more asked frequently and to the maintenance management of bridge is improper etc. The appearance of topic, so that the problems such as insufficient lateral ties, single slab bearing easily occur in a large amount of military service cored slabs.In the prior art, usually It is solved the above problems by the way of directly reconstructing bridge or changing plate maintenance, still, dismounting reconstruction directly is carried out to bridge, at This is higher, and it is longer to rebuild the period;And use and change plate maintenance, then it must interrupt or partial interruption traffic, traffic impact are larger.
Utility model content
It is tied in view of this, the utility model embodiment provides a kind of reinforce using steel corrugated plating enhancing cored slab lateral ties Structure, main purpose are realized under the premise of not causing economical waste and uninterrupted traffic, and the cross between cored slab is improved To concatenation ability, and then improve the globality of hollow slab girder.
In order to achieve the above objectives, the utility model mainly provides the following technical solutions:
The utility model embodiment provides a kind of using steel corrugated plating enhancing cored slab lateral ties ruggedized construction, packet It includes:
The beam body being interconnected to constitute side by side by multiple cored slabs is formed between the two neighboring cored slab hinged Seam;
Multiple securing plates, multiple securing plates are connected to the bottom surface of multiple cored slabs side by side, and respectively with it is described Hinge seam is vertical, and the cross sectional shape of each securing plate is waveform, is formed between each securing plate and the cored slab Multiple accommodating spaces, each accommodating space are filled with hole path pressure grouting material.
Specifically, the securing plate is Q345 steel plate.
Specifically, at least one reinforcing bar, length of the reinforcing bar along the accommodating space are provided in the hole path pressure grouting material Spend direction arrangement.
Specifically, multiple threaded holes are provided on each cored slab, multiple threaded holes are divided at least two rows of phases It is symmetrically arranged at the two sides of the cored slab;
Multiple installation through-holes are provided in each securing plate, the installation through-hole and the threaded hole correspond, The installation through-hole is located at the crest location of the securing plate;
It is inserted with screw rod in each threaded hole and each installation through-hole, the end thread of the screw rod is connected with Nut.
Specifically, the nut is connect with the outer surface spot welding of the securing plate.
Specifically, structural adhesive layer is provided between the securing plate and the beam body, and the thickness of the structural adhesive layer is big In or equal to 6 millimeters.
Specifically, the outer surface of the securing plate is coated with three layers of rust preventive coating, and the thickness of three layers of rust preventive coating More than or equal to 280 microns.
Specifically, the beam body has along the position of center line in its across footpath direction and centered on the position of center line etc. Multiple equal part line positions of separated time;
A securing plate in multiple securing plates is connected to the position of center line, remaining described securing plate point It is not correspondingly connected to multiple equal part line positions.
By above-mentioned technical proposal, the utility model is at least had the advantages that
In technical solution provided by the embodiment of the utility model, by connecting multiple in the bottom surface of cored slab beam body and arranging Set and with the vertical and wavy cross sectional shape securing plate of hinge seam, and be formed by between securing plate and cored slab and accommodate sky It is interior to be filled with hole path pressure grouting material, allow securing plate and hole path pressure grouting material to cooperate and form crossbeam, to hollow Loading force suffered by plate-girder body carries out transverse distribution, is not causing economical waste and uninterrupted traffic to realize Under the premise of, single slab bearing is avoided, cored slab is enabled to resist load jointly, to improve the entirety of blank board bridge Property, and save material, easy construction.
Detailed description of the invention
Fig. 1 is provided by the embodiment of the utility model a kind of using steel corrugated plating enhancing cored slab lateral ties ruggedized construction Structural schematic diagram;
Fig. 2 is the structural schematic diagram for being placed with threaded hole in Fig. 1 in beam body;
Fig. 3 is to be enhanced in cored slab lateral ties ruggedized construction using steel corrugated plating without filling hole path pressure grouting shown in Fig. 1 Cross-sectional view when material;
Fig. 4 is when enhancing to fill hole path pressure grouting material in cored slab lateral ties ruggedized construction using steel corrugated plating shown in Fig. 1 Cross-sectional view.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below in conjunction with the excellent of the utility model The attached drawing in embodiment is selected, the technical scheme in the embodiment of the utility model is further described in more detail.In the accompanying drawings, certainly Begin to indicate same or similar element or element with the same or similar functions to same or similar label eventually.It is described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Below with reference to the implementation of attached drawing description Example is exemplary, it is intended to for explaining the utility model, and should not be understood as limiting the present invention.It is practical based on this Embodiment in novel, every other reality obtained by those of ordinary skill in the art without making creative efforts Example is applied, is fallen within the protection scope of the utility model.The embodiments of the present invention are described in detail with reference to the accompanying drawing.
In the description of the present embodiment, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear", The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute The orientation or positional relationship shown is merely for convenience of description the present embodiment and simplifies description, rather than indication or suggestion meaning Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the present embodiment The limitation of protection scope.
Shown in as shown in Figure 1, Figure 3 and Figure 4, the utility model embodiment provides a kind of horizontal using steel corrugated plating enhancing cored slab To connection ruggedized construction, including the beam body 1 being interconnected to constitute side by side by multiple cored slabs 11, between two neighboring cored slab 11 Form hinged seam 12;Multiple securing plates 2, multiple securing plate 2 are connected to the bottom surface of beam body 1 side by side, and hang down respectively with hinge seam 12 Directly, the cross sectional shape of each securing plate 2 is wavy, multiple accommodating spaces 3 is formed between each securing plate 2 and beam body 1, each Accommodating space 3 is filled with hole path pressure grouting material 31.
This enhances cored slab lateral ties ruggedized construction, multiple 11 structures of cored slab interconnected side by side using steel corrugated plating At 11 beam body 1 of cored slab, the wavy securing plate 2 of multiple cross sectional shapes and hole path pressure grouting material constitute crossbeam, Duo Gejia Solid plate 2 can be arranged in the tensile zone of 11 beam body of cored slab, 1 bottom surface, the i.e. region of lateral ties weakness, moreover, this is practical new Type embodiment is using securing plate 2 and filling hole path pressure grouting material come by the way of forming crossbeam, on the one hand, securing plate 2 itself can be because of it Wave-like and have certain thickness, make its Impact direction from wave crest to trough, that is to say, that the wave crest of securing plate 2 with The loading force that trough is subject to it has peptizaiton, to improve the intensity of securing plate 2, and then it is right to improve securing plate 2 The reinforcement effect of 11 lateral ties of cored slab, specifically, the securing plate 2 can be made of steel corrugated plating;On the other hand, adding It is formed by between solid plate 2 and cored slab 11 in accommodating space 3 and fills hole path pressure grouting material, allow hole path pressure grouting material along appearance 3 length direction forms multiple crossbeams being parallel to each other between emptying, and further improves securing plate 2 to 11 lateral ties of cored slab Reinforcement effect.
It is provided by the embodiment of the utility model that cored slab lateral ties ruggedized construction is enhanced using steel corrugated plating, by sky The bottom surface of core beam body connect it is multiple be arranged side by side and with the vertical and wavy cross sectional shape securing plate of hinge seam, and reinforcing It is formed by between plate and cored slab in accommodating space filled with hole path pressure grouting material, allows securing plate and hole path pressure grouting material phase Mutually cooperate and form crossbeam, to carry out transverse distribution to loading force suffered by cored slab beam body, is not being made to realize Under the premise of at economic waste and uninterrupted traffic, single slab bearing is avoided, cored slab is enabled to resist lotus jointly It carries, to improve the globality of blank board bridge, and saves material, easy construction.
Wherein, securing plate 2 can be Q345 steel plate, thus guarantee the intensity of securing plate 2 and bear the ability of loading force, from And further increase the overall structural strength of bridge, and then further improve the lateral connection ability between cored slab 11 and The shear resistant capacity of 11 beam of cored slab.Furthermore, it is possible to be provided at least one reinforcing bar in hole path pressure grouting material, the reinforcing bar is along institute The length direction arrangement of accommodating space is stated, is formed by crossbeam to further increase securing plate 2 and fill hole path pressure grouting material Intensity, and then securing plate 2 is further improved to the reinforcement effect of 11 lateral ties of cored slab.
Specifically, referring to figure 1, figure 2 and figure 3, multiple threaded holes 111 can be set on each cored slab 11, it is multiple It is at least two rows of two sides for being relatively symmetrically arranged in cored slab 11 that threaded hole 111, which divides,;Multiple installations are provided in each securing plate 2 Through-hole 21, installation through-hole 21 and threaded hole 111 correspond, and installation through-hole 21 is located at the crest location of securing plate 2;Each screw thread It is inserted with screw rod 4 in hole 111 and each installation through-hole 21, the end thread of the screw rod 4 is connected with nut 5, and nut 5 and reinforcing The outer surface spot welding of plate 2 connects.Wherein, the diameter of the threaded hole 111 can be 20 millimeters, and hole depth can be 160 millimeters, and Screw rod 4 can use performance rate for 8.8 grades of full thread non-solder screw rod 4, to guarantee that securing plate 2 can be firmly anchored to The bottom surface of cored slab 11.Meanwhile in the specific implementation, adhesive can be poured into threaded hole 111, to be further ensured that screw rod Being bonded between 4 and beam body 1.Moreover, by dividing multiple threaded holes 111 on each cored slab 11 for two rows of symmetrical rows Cloth allows securing plate 2 to be fixed on two sides near hinge seam 12 by screw rod 4, to further mention in 11 two sides of cored slab High securing plate 2 is to 11 lateral ties reinforcement effect of cored slab.Specifically, on each cored slab 11 every row's threaded hole 111 number Amount can be depending on the width of the across footpath of bridge and securing plate 2, for example, can be respectively set 3 in the two sides of cored slab 11 Threaded hole 111.Meanwhile the installation through-hole 21 in securing plate 2 can be located at its crest location, so that securing plate 2 can lead to It crosses screw rod 4 to be bonded with cored slab 11, to further improve securing plate 2 to 11 lateral ties reinforcement effect of cored slab. In addition, after again being pasted 2 anchor of securing plate by screw rod 4 and nut 5, it can be by the way of spot welding by nut 5 and securing plate 2 It is welded to connect, to ensure that turn will not occur for nut 5, securing plate 2 is connected by the way that screw rod 4 and cored slab 11 are firm It connects, to further improve securing plate 2 to 11 lateral ties reinforcement effect of cored slab.
In order to further ensure the anchor of securing plate 2 pastes stability, knot can be set between securing plate 2 and beam body 1 Structure glue-line, and the thickness of structural adhesive layer is greater than or equal to 6 millimeters.Due to structure glue have intensity is high, larger load can be born with And the features such as ageing-resistant, therefore, the setting structure glue-line between securing plate 2 and cored slab 11, and thickness is not less than 6 millimeters, into One step ensure that anchor of the securing plate 2 in 11 bottom surface of cored slab pastes stability, to further improve securing plate 2 to cored slab 11 Lateral ties reinforcement effect.
Specifically, in some instances, three layers of rust preventive coating can be coated in the outer surface of securing plate 2;And three The thickness of layer rust preventive coating can be greater than or equal to 280 microns of sealing waterproofness and anticorrosive property for improving securing plate 2, from And the service life of securing plate 2 is extended, and then further improve securing plate 2 to 11 lateral ties reinforcement effect of cored slab.
Specifically, with reference to Fig. 1, beam body 1 has along the position of center line in its across footpath direction and using center line as center equal part Multiple equal part line positions of line;A securing plate 2 in multiple securing plates 2 is connected to position of center line, remaining securing plate 2 difference It is correspondingly connected to multiple equal part line positions.Wherein, the position of center line can be by the position of two pier center lines Lai really It is fixed, since the position of center line of beam body 1 is 11 lateral ties of cored slab region the weakest, using center line as center bisector Other equal part line positions be the relatively weak region of 11 lateral ties of cored slab, therefore, by these lateral ties weakness Region securing plate 2 is respectively set, can effectively improve the integral strength of 1 structure of beam body, to further improve cored slab The shear resistant capacity of 11 beam of lateral connection ability and cored slab between 11.Moreover, because 1 position of center line of beam body is cross The region the weakest to connection, therefore, 2 width of securing plate being arranged herein can be greater than the width of securing plate 2 at other positions Degree, meanwhile, 2 rows or more, such as 4 rows can be set in the threaded hole 111 above-mentioned at position of center line, to be further ensured that Lateral ties at 1 position of center line of beam body.Specifically in construction, the quantity of securing plate 2 can be selected according to the across footpath of bridge, Root simultaneously, can find out the position that securing plate 2 should reinforce according to the size of design drawing or the measurement of measuring tool, for example, The quantity of securing plate 2 is 3, then, one of them is located at the position of center line of 11 beam body 1 of cored slab, and other two distinguishes position In the position of a quarter bisector of 1 center line two sides of beam body.
Referring to figs. 1 to Fig. 4, the utility model embodiment additionally provides a kind of using steel corrugated plating enhancing cored slab transverse direction connection It is the construction method of ruggedized construction, this method comprises:
101, the predeterminable area of cored slab bottom surface is surface-treated, the predeterminable area be cored slab beam body on hinge Stitch vertical region.
In order to enable 2 anchor of securing plate patch is firm, can the lateral ties weakness zone to cored slab 11 be surface-treated, Firm anchor in order to securing plate 2 in the region pastes.Specifically, the predeterminable area may include that lateral ties are the weakest 11 beam body 1 of cored slab position of center line, the position of center line can according to two pier position of center line of bridge come really Fixed and lateral ties it is relatively weak using 11 beam body of cored slab, 1 center line as other equal part line positions of center bisector, have Body, can be in the position of center line of 11 beam body 1 of cored slab and using 11 beam body of cored slab, 1 center line as center bisector when implementing Other equal part line position anchors paste securing plate 2, with the lateral ties reinforced between cored slab 11.
102, by multiple securing plates, anchor is affixed in the predeterminable area side by side, and each securing plate and hinge seam hang down Directly, wherein the cross sectional shape of each securing plate is wavy, and multiple accommodatings skies are formed between the cored slab beam body Between.
Wherein, multiple securing plates 2 are arranged side by side and 12 vertical with hinge seam respectively, so that securing plate 2 can be with transverse distribution beam Loading force suffered by body 1, securing plate 2 itself can have certain thickness because of its wave-like, make its Impact direction from Wave crest is to trough, that is to say, that the loading force that the wave crest and trough of securing plate 2 are subject to it has peptizaiton, to improve The intensity of securing plate 2, and then improve securing plate 2 to the reinforcement effect of 11 lateral ties of cored slab.Specifically, the securing plate 2 can use Q345 steel plate, to guarantee the intensity of securing plate 2, laterally join to further improve securing plate 2 to cored slab 11 It is reinforcement effect.
103, duct grouting material is perfused in Xiang Suoshu accommodating space.
Filling hole path pressure grouting material in accommodating space 3 is formed by between securing plate 2 and cored slab 11, so that hole path pressure grouting Material can form multiple crossbeams being parallel to each other along the length direction of accommodating space 3, further improve securing plate 2 to hollow The reinforcement effect of 11 lateral ties of plate.
Further, as the refinement and extension of above-described embodiment specific embodiment, with following preferred embodiment explanation The specific implementation process of this method, wherein be surface-treated to the predeterminable area of 11 bottom surface of cored slab can basis for step 101 Depending on actual demand, in this alternative embodiment, which be can specifically include: be removed loose or rotten in the predeterminable area Concrete is lost, the loose or corrosion concrete in predeterminable area at 12 positions of hinge seam and at other positions can be specifically removed, float Paddle, greasy dirt etc.;It is polished the predeterminable area and removes floating dust, it specifically can be using any type of milling tools to pre- If region is polished, rejointing is carried out to hinge seam 12, and predeterminable area surface can be understood using iron brush or compressed air Floating dust;It carries out filling and leading up processing using damaged part of the epoxy resin mortar to predeterminable area, so that the surfacing of predeterminable area, no There can be any gully;Dabbing processing is carried out to the predeterminable area, and dabbing depth is not less than 6 millimeters, so that securing plate 2 It is closer with the bonding of 1 bottom surface of beam body, to ensure that securing plate 2 is pasted in the firm anchor of predeterminable area.
Based on the above-mentioned construction method using steel corrugated plating enhancing cored slab lateral ties ruggedized construction, step 102 will be more Anchor is affixed in the predeterminable area and can specifically include a securing plate 2 side by side: detecting the main reinforcement position in the predeterminable area It sets, drills in non-main reinforcement position, and screw rod 4 is implanted by adhesive in drilled hole, it specifically can be using detection Tool detects the main reinforcement position in the predeterminable area of cored slab 11, and drills in non-main reinforcement position, to prevent pair 11 main reinforcement of cored slab causes to damage, and specific bore mode can be with are as follows: the two sides of each cored slab 11 symmetrically drill through at least two rows of Threaded hole 111, and the threaded hole 111 on all cored slabs 11 is kept horizontally to be located at a plurality of straight line, so that securing plate 2 can To be fixed on two sides near hinge seam 12 by screw rod 4,11 lateral ties of cored slab are added to further improve securing plate 2 Gu effect, and bore diameter can be 20 millimeters, drilling depth can be 160 millimeters, to guarantee the firm anchor patch of securing plate 2. Meanwhile then the specific steps for being implanted into screw rod 4 can pour into be first implanted into screw rod 4 in threaded hole 111 into threaded hole 111 Adhesive, so that screw rod 4 is more firmly fixed to cored slab 11;It drills to the securing plate 2, the securing plate 2 Hole and the hole of the cored slab 11 correspond, and the hole of the securing plate 2 is located at the crest location of the securing plate 2, and Feather plucking processing is carried out to the surfaces externally and internally of the securing plate 2, in order to which securing plate 2 is in the firm anchor of 11 predeterminable area of cored slab Patch;The securing plate 2 is pasted on the predeterminable area by structure glue, the hole of the securing plate 2 is sheathed on the screw rod 4, It is specifically as follows in structure glue of the surface coating thickness of securing plate 2 more than or equal to 6 millimeters, securing plate 2 is then passed through into knot Structure glue keeps the hole of securing plate 2 to be set in the outside of screw thread in predeterminable area;Finally, by nut 5 and the screw rod 4 are threadedly coupled and are fastened, and are then carried out spot welding with the securing plate 2 to the nut 5 and are connected, to ensure that nut 5 will not Turn occurs, securing plate 2 is bonded by screw rod 4 and cored slab 11, so that it is right to further improve securing plate 2 11 lateral ties reinforcement effect of cored slab.Wherein, the screw rod 4 can use performance rate for the non-weldering of 8.8 grades of full thread Screw rod 4 is connect, to guarantee being bonded between screw rod 4 and beam body 1, so that it is hollow to guarantee that securing plate 2 can be firmly anchored to The bottom surface of plate 11.
Based on the above-mentioned construction method using steel corrugated plating enhancing cored slab lateral ties ruggedized construction, step 103 is to institute Stating perfusion duct grouting material in accommodating space 3 can specifically include: grout pipe is inserted into the accommodating space 3, with from described Filling hole path pressure grouting material is perfused to the direction of 11 side bar of cored slab into the accommodating space 3 for bridge center line, so that hole Road grouting material can be full of entire accommodating space 3, to form complete multiple crossbeams being parallel to each other well, further mention High reinforcement effect of the securing plate 2 to 11 lateral ties of cored slab.Furthermore, it is possible to accommodated while duct grouting material is perfused Embedded bar in space 3.
Based on it is above-mentioned using steel corrugated plating enhancing cored slab lateral ties ruggedized construction construction method, step 102 it This method can also include: to coat three layers of rust preventive coating, and the thickness of three layers of rust preventive coating in the outer surface of the securing plate 2 afterwards 280 microns can be greater than or equal to, the sealing waterproofness and anticorrosive property of securing plate 2 are improved, to extend securing plate 2 Service life, and then further improve securing plate 2 to 11 lateral ties reinforcement effect of cored slab.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations; Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement;And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution The spirit and scope of scheme.

Claims (7)

1. a kind of enhance cored slab lateral ties ruggedized construction using steel corrugated plating characterized by comprising
The beam body being interconnected to constitute side by side by multiple cored slabs forms hinged seam between the two neighboring cored slab;
Multiple securing plates, multiple securing plates are connected to the bottom surface of the beam body side by side, and vertical with the hinge seam respectively, often The cross sectional shape of a securing plate is wavy, forms multiple accommodating spaces between each securing plate and the beam body, Each accommodating space is filled with hole path pressure grouting material;
At least one reinforcing bar is provided in the hole path pressure grouting material, the reinforcing bar is arranged along the length direction of the accommodating space.
2. according to claim 1 enhance cored slab lateral ties ruggedized construction using steel corrugated plating, which is characterized in that
The securing plate is Q345 steel plate.
3. according to claim 1 enhance cored slab lateral ties ruggedized construction using steel corrugated plating, which is characterized in that
Multiple threaded holes are provided on each cored slab, multiple threaded holes are divided at least two rows and are relatively symmetrically arranged in The two sides of the cored slab;
Multiple installation through-holes are provided in each securing plate, the installation through-hole and the threaded hole correspond, described Installation through-hole is located at the crest location of the securing plate;
It is inserted with screw rod in each threaded hole and each installation through-hole, the end thread of the screw rod is connected with spiral shell It is female.
4. according to claim 3 enhance cored slab lateral ties ruggedized construction using steel corrugated plating, which is characterized in that
The nut is connect with the outer surface spot welding of the securing plate.
5. according to claim 1 enhance cored slab lateral ties ruggedized construction using steel corrugated plating, which is characterized in that
Structural adhesive layer is provided between the securing plate and the beam body, and the thickness of the structural adhesive layer is greater than or equal to 6 millis Rice.
6. according to claim 1 enhance cored slab lateral ties ruggedized construction using steel corrugated plating, which is characterized in that
The outer surface of the securing plate is coated with three layers of rust preventive coating, and the thickness of three layers of rust preventive coating is greater than or equal to 280 microns.
7. according to claim 1 enhance cored slab lateral ties ruggedized construction using steel corrugated plating, which is characterized in that
The beam body has along the position of center line in its across footpath direction and using the position of center line as the multiple of center bisector Equal part line position;
A securing plate in multiple securing plates is connected to the position of center line, remaining described securing plate is right respectively Multiple equal part line positions should be connected to.
CN201820991279.8U 2018-06-26 2018-06-26 Cored slab lateral ties ruggedized construction is enhanced using steel corrugated plating Active CN209053015U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108824222A (en) * 2018-06-26 2018-11-16 辽宁省交通规划设计院有限责任公司 Cored slab lateral ties ruggedized construction and its construction method are enhanced using steel corrugated plating

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108824222A (en) * 2018-06-26 2018-11-16 辽宁省交通规划设计院有限责任公司 Cored slab lateral ties ruggedized construction and its construction method are enhanced using steel corrugated plating

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