CN219808248U - Bridge plate supporting structure of steel bridge - Google Patents
Bridge plate supporting structure of steel bridge Download PDFInfo
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- CN219808248U CN219808248U CN202320929813.3U CN202320929813U CN219808248U CN 219808248 U CN219808248 U CN 219808248U CN 202320929813 U CN202320929813 U CN 202320929813U CN 219808248 U CN219808248 U CN 219808248U
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- pipe section
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 49
- 239000010959 steel Substances 0.000 title claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 22
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a steel bridge deck supporting structure, and belongs to the technical field of installation and use of steel bridges. The middle support comprises a support column supported on the ground, a hinge seat connected with an inter-beam support joist in the middle of the bridge plate support frame is arranged at the top end of the support column, and an angle-adjustable side beam support A and an angle-adjustable side beam support B for supporting a first side beam and a second side beam are respectively arranged on the left side and the right side of the upper portion of the support column. The utility model has the beneficial effects that: on the basis of the existing bridge plate support frame and end support, the middle support is additionally arranged, stable support of the bridge plate support frame is further achieved, and stability and safety of the whole bridge body are guaranteed. According to the actual installation place, angle adjustable boundary beam support A and angle adjustable boundary beam support B cooperate to use, realize the support to the bridge plate support frame jointly to be applicable to the installation demand of the bridge plate support frame that the gradient is different, its simple structure, loading and unloading are convenient, low cost, stability is good.
Description
Technical Field
The utility model relates to a steel bridge deck supporting structure, and belongs to the technical field of installation and use of steel bridges.
Background
Steel bridges are bridges using steel as the main building material. The reinforced concrete bridge has the characteristics of high strength and high rigidity, and can reduce the height and the dead weight of the beam relative to a concrete bridge.
Patent number CN202020121768.5 discloses a reinforced steel bridge comprising two end posts at both ends and spaced inside and outside; the mounting support is arranged on the end column; the Bailey pieces are fixed on the mounting support and are connected with end posts at two ends through splicing; at least two steel pipe upright posts arranged between the end posts, wherein the steel pipe upright posts are provided with guide supporting grooves; i-steel welded on the guide supporting groove and erected on end posts at two sides, and a reinforcing chord is welded at the upper end of the I-steel to be connected with and support the bailey pieces; a plurality of cross beams connecting the bailey pieces on both sides; steel bridge deck plate laid on the beam; and the wind-resistant pull rod is arranged at the bottom of the bailey piece. According to the utility model, the steel bridge main body spliced by the bailey pieces is supported by the end posts matched with the steel pipe stand columns, and meanwhile, the steel bridge panel is paved by the cross beams, so that the trouble that the traditional steel bridge is single in structure, weak in strength and low in installation efficiency is avoided.
Although the function of the steel bridge can be realized in the above patent, the prior art is not fully considered, and has the following defects: lacks the adjustable boundary beam support A of angle, the adjustable boundary beam support B of angle that is used for supporting first boundary beam, second boundary beam to be applicable to the installation demand of the bridge deck support frame that the gradient is different.
What is needed is a steel bridge deck support structure, which is additionally provided with a middle support, so that stable support of a deck support frame is further realized, and the stability and safety of the whole bridge body are ensured. And according to the actual installation place, angle adjustable boundary beam support A and angle adjustable boundary beam support B cooperate to use, realize the support to the bridge plate support frame jointly to be applicable to the installation demand of the bridge plate support frame that the gradient is different, its simple structure, loading and unloading are convenient, low cost, stability is good.
Disclosure of Invention
In order to solve one of the above problems, according to the above shortcomings in the prior art, the present utility model aims to solve the technical problems: how realize supporting through installing the middle part additional, further realize the steady support to the bridge support frame, guarantee the stability and the security of whole bridge body, and according to actual installation place, angle adjustable boundary beam support A and angle adjustable boundary beam support B cooperation use, realize the support to the bridge support frame jointly, with the installation demand that is applicable to the bridge support frame that the gradient is different, its simple structure, loading and unloading are convenient, low cost, stability is good, provide a steel bridge support structure for this reason.
The utility model discloses a steel bridge deck supporting structure, which comprises a deck supporting frame, end supports and middle supports, wherein the deck supporting frame is used for supporting a steel bridge deck and is obliquely arranged, the end supports are respectively supported at two ends of the deck supporting frame, the middle supports are respectively supported at the middle part of the deck supporting frame, the deck supporting frame comprises a first side beam and a second side beam which are parallel to each other, a plurality of inter-beam supporting joists which are parallel to each other and are used for connecting the steel bridge deck are arranged between the first side beam and the second side beam.
On the basis of the existing bridge plate support frame and end support, the middle support is additionally arranged, stable support of the bridge plate support frame is further achieved, and stability and safety of the whole bridge body are guaranteed. The angle-adjustable side beam support A and the angle-adjustable side beam support B are both arranged to be of an angle-adjustable structure, and according to the actual installation place, the angle-adjustable side beam support A and the angle-adjustable side beam support B are matched for use to jointly realize the support of the bridge plate support frame so as to be applicable to the installation requirements of the bridge plate support frames with different inclinations, and the bridge plate support frame is simple in structure, convenient to assemble and disassemble, low in cost and good in stability.
Preferably, the first side beam and the second side beam are both I-steel.
Preferably, the angle-adjustable side beam support A comprises a support plate fixedly connected with the first side beam through a connecting bolt A, one end of the right-angle elbow is fixed on the lower surface of the support plate, the other end of the right-angle elbow is inserted into a straight pipe section horizontally arranged, the outer wall of the right-angle elbow is in small clearance fit with the inner wall of the straight pipe section, the right-angle elbow and the straight pipe section can rotate mutually, the other end of the straight pipe section is fixed on a support upright column, and a locking mechanism for limiting the mutual rotation between the right-angle elbow and the straight pipe section is further arranged on the right-angle elbow and the straight pipe section. After the right-angle elbow is adjusted to a proper angle relative to the straight pipe section, the right-angle elbow is locked through the locking mechanism, so that the supporting plate, the right-angle elbow and the straight pipe section form a whole, the upper surface of the supporting plate is attached to the lower surface of the wing plate at the bottom of the first side beam and is fixedly connected through the connecting bolt A, so that the right-angle elbow is suitable for the installation requirements of the first side beam with different inclinations, and the right-angle elbow is simple in structure, convenient to assemble and disassemble, low in cost and good in stability.
Preferably, the locking mechanical system includes link A of installing on straight pipe section tip outer wall, straight pipe section, link A coaxial setting, be provided with on the outer wall of right angle return bend insertion end with link A complex link B, link A and link B coaxial setting, link A and link B are in the same place through connecting bolt B with each other the butt joint, the arc rectangular hole that the connecting bolt B runs through has all been seted up to the multiunit on link A and the link B, and four sets of arc rectangular holes on the link A encircle same vertical central line and the contained angle between adjacent two is 90 degrees, and four sets of arc rectangular holes on the link B encircle same vertical central line and the contained angle between adjacent two is 90 degrees, and after right angle return bend was adjusted to suitable angle for straight pipe section, through connecting bolt B runs through corresponding arc rectangular hole, link A and link B link together for backup pad, right angle return bend and straight pipe section form a whole.
Preferably, the structure of the angle-adjustable side beam support B is the same as that of the angle-adjustable side beam support a.
Preferably, the supporting upright is a tubular supporting upright, and the straight pipe section of the angle-adjustable side beam support A is welded on the outer side wall of the supporting upright.
Preferably, the hinge seat comprises a hinge unit A connected to the inter-beam support joist and a hinge unit B connected to the top of the support upright post, and the hinge unit A and the hinge unit B are connected through a connecting pin.
Compared with the prior art, the utility model has the following beneficial effects:
according to the steel bridge deck supporting structure, the middle support is additionally arranged on the basis of the existing bridge deck supporting frames and end supports, so that the stable support of the bridge deck supporting frames is further realized, and the stability and safety of the whole bridge body are ensured.
According to the steel bridge deck supporting structure, the angle-adjustable side beam support A and the angle-adjustable side beam support B are respectively arranged to be of an angle-adjustable structure, and the angle-adjustable side beam support A and the angle-adjustable side beam support B are matched for use according to actual installation places to jointly realize the support of the bridge deck supporting frame so as to meet the installation requirements of the bridge deck supporting frames with different inclinations.
According to the steel bridge deck supporting structure, after the right-angle bent pipe is adjusted to a proper angle relative to the straight pipe section, the right-angle bent pipe is locked through the locking mechanism, so that the supporting plate, the right-angle bent pipe and the straight pipe section form a whole, the upper surface of the supporting plate is attached to the lower surface of the wing plate at the bottom of the first side beam and is fixedly connected through the connecting bolt A, and therefore the steel bridge deck supporting structure is suitable for the installation requirements of the first side beams with different inclinations, and is simple in structure, convenient to assemble and disassemble, low in cost and good in stability.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic view of the mounting structure of the present utility model;
FIG. 2 is an enlarged view of the middle support of FIG. 1;
FIG. 3 is a first block diagram of an angle-adjustable side rail support A;
FIG. 4 is a second block diagram of the angle-adjustable side sill support A;
FIG. 5 is a block diagram of the present utility model after the bridge deck is attached.
In the figure: 1. bridge deck support frame 1.1, first boundary beam 1.2, second boundary beam 1.3, inter-beam support joist 2, middle part support 2.1, support post 2.2, articulated seat 2.3, angle adjustable boundary beam support A2.4, angle adjustable boundary beam support B3, tip support 4, backup pad 5, right angle return bend 6, straight tube section 7, go-between A8, go-between B9, arc rectangular hole 10, connecting bolt B.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
the present utility model is further illustrated by the following examples, which are not intended to be limiting, but any modifications, equivalents, improvements, etc. within the spirit and principles of the present utility model are intended to be included within the scope of the present utility model.
Examples
As shown in fig. 1-2, the steel bridge deck support structure comprises a bridge deck support frame 1 for supporting a steel bridge deck and being obliquely arranged, end supports 3 respectively supported at two ends of the bridge deck support frame 1, and a middle support 2 supported at the middle of the bridge deck support frame 1, wherein the bridge deck support frame 1 comprises a first side beam 1.1 and a second side beam 1.2 which are parallel to each other, a plurality of inter-beam support joists 1.3 which are parallel to each other and are used for connecting the steel bridge deck are installed between the first side beam 1.1 and the second side beam 1.2, the middle support 2 comprises a support upright post 2.1 supported on the ground, the top end of the support upright post 2.1 is provided with a hinge seat 2.2 connected with the inter-beam support joists 1.3 in the middle of the bridge deck support frame 1, and the left side and right side of the upper part of the support upright post 2.1 are respectively provided with an angle-adjustable side beam support a2.3 and an angle-adjustable side beam support B2.4.
On the basis of the existing bridge plate support frame 1 and end support 3, the middle support 2 is additionally arranged, so that stable support of the bridge plate support frame 1 is further realized, and the stability and safety of the whole bridge body are ensured. The angle-adjustable side beam support A2.3 and the angle-adjustable side beam support B2.4 are both arranged to be of an angle-adjustable structure, and according to the actual installation place, the angle-adjustable side beam support A2.3 and the angle-adjustable side beam support B2.4 are matched for use to jointly realize the support of the bridge plate support frame 1 so as to be suitable for the installation requirements of the bridge plate support frames 1 with different inclinations, and the bridge plate support frame is simple in structure, convenient to assemble and disassemble, low in cost and good in stability.
Examples
As shown in fig. 2, the steel bridge deck supporting structure comprises a bridge deck supporting frame 1 for supporting a steel bridge deck and obliquely arranged, end supports 3 respectively supported at two ends of the bridge deck supporting frame 1, and a middle support 2 supported at the middle of the bridge deck supporting frame 1, wherein the bridge deck supporting frame 1 comprises a first side beam 1.1 and a second side beam 1.2 which are parallel to each other, a plurality of inter-beam supporting joists 1.3 which are parallel to each other and used for connecting the steel bridge deck are installed between the first side beam 1.1 and the second side beam 1.2, the middle support 2 comprises a supporting upright post 2.1 supported on the ground, a hinge seat 2.2 connected with the inter-beam supporting joists 1.3 in the middle of the bridge deck supporting frame 1 is arranged at the top end of the supporting upright post 2.1, and an angle-adjustable side beam supporting bracket A2.3 and an angle-adjustable side beam supporting bracket B2.4 which are respectively arranged at the left and right sides of the upper part of the supporting upright post 2.1.
Further, the first side beam 1.1 and the second side beam 1.2 are both I-steel.
Further, referring to fig. 3-4, the angle-adjustable side beam support a2.3 includes a support plate 4 fixedly connected with the first side beam 1.1 through a connecting bolt a, one end of a right-angle elbow 5 is fixed on the lower surface of the support plate 4, the other end of the right-angle elbow 5 is inserted into a straight pipe section 6 horizontally arranged, the outer wall of the horizontal pipe of the right-angle elbow 5 is in small clearance fit with the inner wall of the straight pipe section 6, and can rotate mutually, the other end of the straight pipe section 6 is fixed on a support upright post 2.1, and locking mechanisms for limiting the mutual rotation between the right-angle elbow 5 and the straight pipe section 6 are further arranged on the right-angle elbow 5 and the straight pipe section 6. After the right-angle elbow 5 is adjusted to a proper angle relative to the straight pipe section 6, the right-angle elbow 5 is locked through the locking mechanism, so that the supporting plate 4, the right-angle elbow 5 and the straight pipe section 6 form a whole, the upper surface of the supporting plate 4 is attached to the lower surface of the wing plate at the bottom of the first side beam 1.1 and fixedly connected through the connecting bolt A, so that the right-angle elbow is suitable for the installation requirements of the first side beam 1.1 with different inclinations, and the right-angle elbow is simple in structure, convenient to assemble and disassemble, low in cost and good in stability.
Further, locking mechanical system is including installing go-between A7 on the outer wall of straight pipe section 6 tip, straight pipe section 6, go-between A7 coaxial arrangement, be provided with on the outer wall of right angle return bend 5 insertion end with go-between A7 complex go-between B8, go-between A7 and go-between B8 are coaxial arrangement with go-between B8, go-between A7 and go-between B8 are mutually leaned on and link together through connecting bolt B10, all offered the long hole 9 of multiunit arc that supplies connecting bolt B10 to run through on go-between A7 and the go-between B8, four sets of long hole 9 of arc on the go-between A7 encircle same vertical central line and the contained angle between adjacent two is 90 degrees, and four sets of long hole 9 of arc on the go-between B8 encircle same vertical central line and the contained angle between is 90 degrees, and when right angle return bend 5 is adjusted to suitable angle for straight pipe section 6, run through corresponding long hole 9 with go-between A7 and go-between B8 for backup pad 4, right angle 5 and straight pipe section 6 form a whole.
Further, the structure of the angle-adjustable side beam support B2.4 is the same as that of the angle-adjustable side beam support a 2.3.
Further, the supporting upright post 2.1 is a tubular supporting upright post, and the straight pipe section 6 of the angle-adjustable side beam support A2.3 is welded on the outer side wall of the supporting upright post 2.1.
Further, the hinge base 2.2 comprises a hinge unit A connected to the inter-beam support joist 1.3 and a hinge unit B connected to the top of the support upright 2.1, and the hinge unit A and the hinge unit B are connected through a connecting pin.
According to the steel bridge deck supporting structure, referring to fig. 5, on the basis of the existing bridge deck supporting frames and end supporting frames, the middle supporting frame is additionally arranged, so that stable supporting of the bridge deck supporting frames is further realized, and the stability and safety of the whole bridge body are ensured.
According to the steel bridge deck supporting structure, the angle-adjustable side beam support A and the angle-adjustable side beam support B are respectively arranged to be of an angle-adjustable structure, and the angle-adjustable side beam support A and the angle-adjustable side beam support B are matched for use according to actual installation places to jointly realize the support of the bridge deck supporting frame so as to meet the installation requirements of the bridge deck supporting frames with different inclinations.
According to the steel bridge deck supporting structure, after the right-angle bent pipe is adjusted to a proper angle relative to the straight pipe section, the right-angle bent pipe is locked through the locking mechanism, so that the supporting plate, the right-angle bent pipe and the straight pipe section form a whole, the upper surface of the supporting plate is attached to the lower surface of the wing plate at the bottom of the first side beam and is fixedly connected through the connecting bolt A, and therefore the steel bridge deck supporting structure is suitable for the installation requirements of the first side beams with different inclinations, and is simple in structure, convenient to assemble and disassemble, low in cost and good in stability.
The foregoing has shown and described the basic principles, main features and advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
The present utility model is not described in detail in the present application, and is well known to those skilled in the art.
Claims (6)
1. The utility model provides a steel bridge deck bearing structure, includes the bridge deck support frame that is used for supporting steel bridge deck and slope setting, supports respectively at the end support at bridge deck support frame both ends and support the middle part support at bridge deck support frame middle part, the bridge deck support frame includes first boundary beam, the second boundary beam that are parallel to each other, install a plurality of roof beam interbeam support joists that are parallel to each other that are used for connecting steel bridge deck between first boundary beam and the second boundary beam, its characterized in that, the middle part support is including supporting subaerial support post, the top of support post is provided with one and supports the articulated seat that the joist is connected between the roof beam in bridge deck support frame middle part, the left and right sides on support post upper portion is provided with the angularly adjustable boundary beam support A, the angularly adjustable boundary beam support B that are used for supporting first boundary beam, second boundary beam respectively.
2. The steel bridge deck support structure of claim 1, wherein the first and second side beams are each i-steel.
3. The steel bridge deck support structure according to claim 2, wherein the angle-adjustable side beam support a comprises a support plate fixedly connected with the first side beam through a connecting bolt a, one end of the right-angle elbow is fixed on the lower surface of the support plate, the other end of the right-angle elbow is inserted into a straight pipe section horizontally arranged, the outer wall of the right-angle elbow is in small clearance fit with the inner wall of the straight pipe section, the other end of the straight pipe section is fixed on a support column, and a locking mechanism for limiting the mutual rotation between the right-angle elbow and the straight pipe section is further arranged on the right-angle elbow and the straight pipe section.
4. The steel bridge deck supporting structure according to claim 3, wherein the locking mechanism comprises a connecting ring A installed on the outer wall of the end part of the straight pipe section, the straight pipe section and the connecting ring A are coaxially arranged, a connecting ring B matched with the connecting ring A is arranged on the outer wall of the insertion end of the right-angle elbow, the connecting ring A and the connecting ring B are coaxially arranged, the connecting ring A and the connecting ring B are mutually abutted and connected together through a connecting bolt B, a plurality of groups of arc strip holes for the connecting bolt B to penetrate are formed in the connecting ring A and the connecting ring B, four groups of arc strip holes on the connecting ring A are arranged around the same vertical central line, the included angle between adjacent two arc strip holes is 90 degrees, and four groups of arc strip holes on the connecting ring B are arranged around the same vertical central line, and the included angle between adjacent two arc strip holes is 90 degrees.
5. The steel bridge deck support structure of claim 4, wherein the angle adjustable side beam support B is the same structure as the angle adjustable side beam support a.
6. The steel bridge deck support structure of claim 5, wherein the support posts are tubular support posts and the straight tube sections of the angle adjustable side rail supports a are welded to the outer side walls of the support posts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320929813.3U CN219808248U (en) | 2023-04-23 | 2023-04-23 | Bridge plate supporting structure of steel bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320929813.3U CN219808248U (en) | 2023-04-23 | 2023-04-23 | Bridge plate supporting structure of steel bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219808248U true CN219808248U (en) | 2023-10-10 |
Family
ID=88215385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320929813.3U Active CN219808248U (en) | 2023-04-23 | 2023-04-23 | Bridge plate supporting structure of steel bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219808248U (en) |
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2023
- 2023-04-23 CN CN202320929813.3U patent/CN219808248U/en active Active
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