CN202730656U - Double-beam-clamp triangular bracket for construction of highway bridge single-column pier bent cap - Google Patents
Double-beam-clamp triangular bracket for construction of highway bridge single-column pier bent cap Download PDFInfo
- Publication number
- CN202730656U CN202730656U CN 201220391248 CN201220391248U CN202730656U CN 202730656 U CN202730656 U CN 202730656U CN 201220391248 CN201220391248 CN 201220391248 CN 201220391248 U CN201220391248 U CN 201220391248U CN 202730656 U CN202730656 U CN 202730656U
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- hound
- stub
- anchor ear
- jackstay
- slanting
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Abstract
The utility model discloses a double-beam-clamp triangular bracket for construction of a highway bridge single-column pier bent cap. The double-beam-clamp triangular bracket comprises an upper beam clamp and a lower beam clamp which are tightly clamped on a single-column pier body, wherein a front horizontal support rod and a rear horizontal support rod are fixed on the upper beam clamp; a slanting jackstay one is arranged between the left side of the front horizontal support rod and the lower beam clamp, and a slanting jackstay two is arranged between the right side of the front horizontal support rod and the lower beam clamp; the front horizontal support rod, the slanting jackstay one and the slanting jackstay two form a triangular bracket; a slanting jackstay three is arranged between the left side of the rear horizontal support rod and the lower beam clamp, and a slanting jackstay four is arranged between the right side of the rear horizontal support rod and the lower beam clamp; the rear horizontal support rod, the slanting jackstay three and the slanting jackstay four form another triangular bracket; and one cross bridging is arranged between the slanting jackstay one and the slanting jackstay three, and the other cross bridging is arranged between the slanting jackstay two and the slanting jackstay four. The double-beam-clamp triangular bracket is simple in structure, reasonable in design, convenient to construct, low in investment cost, fast in construction progress, and capable of solving the problems that an existing full framing method is slow in construction progress, large in the quantity of manpower and material resources which need investing, high in construction difficulty, poor in safety and the like. Besides, construction quality is easy to guarantee.
Description
Technical field
The utility model belongs to the only stub Coping Construction of highway bridge technical field, especially relates to the only stub Coping Construction double embrace hoop triangle bracket of a kind of highway bridge.
Background technology
During the highway bridge Coping Construction, conventional way is to adopt full hall steel pipe support to carry out cast-in-place, but the only cylinder high pier capping beam of contraposition in seasonal riverbed, mountain area, if adopting the full framing method constructs, not only can waste a large amount of human and material resources carries out support and sets up, and the production cycle is long, poor stability, and the difficulty of construction and danger are all larger.In addition, when adopting existing full framing method construction, its work progress is subject to the impact that the river liter rises in the river course.To sum up, when the only stub bent cap of contraposition in seasonal riverbed, mountain area constructed, existing full framing method existed defective and the deficiencies such as construction speed is slow, the manpower and materials of required input are many, difficulty of construction is high, safety is relatively poor.
The utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, provide a kind of highway bridge only stub Coping Construction double embrace hoop triangle bracket, it is simple in structure, reasonable in design, easy construction and input cost is low, construction speed is fast, construction quality is easy to guarantee, can effectively solve the practical problems such as the construction speed manpower and materials slow, required input that existing full framing method exists are many, difficulty of construction is high, safety is relatively poor.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: the only stub Coping Construction double embrace hoop triangle bracket of a kind of highway bridge, it is characterized in that: comprise lock ring at the upper anchor ear at the only stub pier shaft of construct top and lock ring at the only lower anchor ear of stub pier shaft middle and upper part, described lower anchor ear be positioned at anchor ear under; The structure of described upper anchor ear and lower anchor ear identical and the two by two structures and size all identical semicircle hoop combine, be fastenedly connected by high-strength bolt between two described semicircle hoops; Be fixed with two horizontal support rod members that are parallel laying on the described upper anchor ear, two described horizontal support rod members are respectively presylvian fissure bar and the rear horizontal strut that symmetry is laid in both sides, only stub pier shaft front and back; Hound one and hound two are housed respectively between the leading section of the left and right sides of described presylvian fissure bar and lower anchor ear, and presylvian fissure bar, hound one and hound two form a triangle bracket; Hound three and hound four are housed respectively between the rearward end of the left and right sides of described rear horizontal strut and lower anchor ear, and rear horizontal strut, described hound three and described hound four form a triangle bracket; Between described hound one and the described hound three and between hound two and the described hound four bridging is installed all.
The only stub Coping Construction double embrace hoop triangle bracket of above-mentioned highway bridge, it is characterized in that: described presylvian fissure bar is laid in the dead ahead, top of anchor ear, rear horizontal strut is laid in the dead astern, top of anchor ear, described hound one and hound two are bilateral symmetry to be laid, and described hound three and described hound four are bilateral symmetry and lay.
The only stub Coping Construction double embrace hoop triangle bracket of above-mentioned highway bridge, it is characterized in that: the upper end of described hound one and hound two all is fixed on the presylvian fissure bar by high-strength bolt, the upper end of described hound three and described hound four all is fixed on the rear horizontal strut by high-strength bolt, and the bottom of hound one, hound two, described hound three and described hound four all is fixed on the lower anchor ear by high-strength bolt.
The only stub Coping Construction double embrace hoop triangle bracket of above-mentioned highway bridge, it is characterized in that: described hound one, hound two, described hound three and described hound four are the scalability support bar of adjustable in length.
The only stub Coping Construction double embrace hoop triangle bracket of above-mentioned highway bridge, it is characterized in that: described presylvian fissure bar, rear horizontal strut, hound one, hound two, described hound three and described hound four are i iron; The bridging of installing between described hound one and the described hound three is the left side bridging, and the bridging of installing between hound two and the described hound four is the right side bridging; Described left side bridging and described right side bridging assemble by two i iron.
The only stub Coping Construction double embrace hoop triangle bracket of above-mentioned highway bridge, it is characterized in that: described hound one, described hound three and described left side bridging are laid on the same plane, and hound two, described hound four and described right side bridging are laid on the same plane.
The only stub Coping Construction double embrace hoop triangle bracket of above-mentioned highway bridge, it is characterized in that: described left side bridging is installed between hound one and the described hound three by high-strength bolt, and described right side bridging is installed between hound two and the described hound four by high-strength bolt.
The only stub Coping Construction double embrace hoop triangle bracket of above-mentioned highway bridge is characterized in that: the identical length of described hound one, hound two, described hound three and described hound four together.
The only stub Coping Construction double embrace hoop triangle bracket of above-mentioned highway bridge, it is characterized in that: the angle between described hound one, hound two, described hound three and described hound four and the horizontal plane is 45 °.
The only stub Coping Construction double embrace hoop triangle bracket of above-mentioned highway bridge is characterized in that: all fill up between the lateral wall of described upper anchor ear and lower anchor ear and only stub pier shaft rubber pad is housed.
The utility model compared with prior art has the following advantages:
1, simple in structure, reasonable in design and stressed clear and definite, to compare with other type cast-in-place support, the utility model is simple for structure, and its girder (being presylvian fissure bar and rear horizontal strut) supported at three point is stressed to be the stretch bending rod member, and diagonal brace is Compressed Bent Bar.
2, laying is installed conveniently, need not in the construction ground is processed, need not to set up support bracket with a large amount of steel pipes, and the turnaround time is fast, formwork is convenient.
3, the construction effect is high, progress is fast and input cost is low, compares with full hall steel pipe support, and the utility model has saved ground treatment construction order time and cost, and shortened support and set up the time, particularly support is removed the time, thereby accelerating construction progress reduced construction cost at 2～3 days.
4, the reliable and quality of construction safety is easy to guarantee, the utility model is compared with console, avoided the impact of setting of ground on construction safety and construction quality, the safety that particularly precipitate flood jeopardizes support behind the bent cap pouring concrete, thereby reduced security risk, guaranteed construction quality.
5, not restricted by environmental factor, energy-conserving and environment-protective, the utility model is compared with other cast-in-place support, and bent cap deadweight and the man-machine load of constructing are born by bridge pier, therefore not limited by the geology orographic condition, bring power consumption thereby also avoided ground to process, and have protected environment.
6, be not subjected to the impact that the river liter rises in the river course, can form by pier streamlined construction, simultaneously can normal construction in flood season, unaffected.
7, applied widely, the only cylinder Coping Construction, particularly cylinder pier height that are applicable under various geology, the orographic condition surpass 10m, and the alone column lap board millet of flood may appear again in construction period.
In sum, the utility model is simple in structure, reasonable in design, easy construction and input cost are low, construction speed is fast, construction quality is easy to guarantee, both can prevent that the flood that arrives from jeopardizing support safety, but reducing construction cost again, have avoid rainy season flood on the construction impact so that construction safety effectively guaranteed, for pre-stress construction provides effective operating platform, the advantages such as efficiency of construction height and Coping Construction progress are fast, economical with materials not only, accelerating construction progress, and safety also can guarantee, thereby in the alone column lap board millet construction, having wide promotion prospect, the construction speed that can effectively solve existing full framing method existence is slow, the manpower and materials of required input are many, difficulty of construction is high, defective and the deficiencies such as safety is relatively poor.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is use state reference map of the present utility model.
Fig. 2 is the top view of Fig. 1.
Description of reference numerals:
1-solely stub pier shaft; 2-upper anchor ear; 3-lower anchor ear;
4-high-strength bolt; 5-1-presylvian fissure bar; 5-2-rear horizontal strut;
6-1-hound one; 6-2-hound two; 7-bridging.
The specific embodiment
As shown in Figure 1 and Figure 2, the utility model comprise lock ring at the upper anchor ear 2 at the only stub pier shaft of construct 1 top and lock ring at the only lower anchor ear 3 of stub pier shaft 1 middle and upper part, described lower anchor ear 3 be positioned at anchor ear 2 under.The structure of described upper anchor ear 2 and lower anchor ear 3 identical and the two by two structures and size all identical semicircle hoop combine, be fastenedly connected by high-strength bolt 4 between two described semicircle hoops.Be fixed with two horizontal support rod members that are parallel laying on the described upper anchor ear 2, two described horizontal support rod members are respectively presylvian fissure bar 5-1 and the rear horizontal strut 5-2 that symmetry is laid in both sides, only stub pier shaft 1 front and back.Hound one 6-1 and hound two 6-2 are housed respectively between the left and right sides of described presylvian fissure bar 5-1 and the leading section of lower anchor ear 3, and presylvian fissure bar 5-1, hound one 6-1 and triangle bracket of hound two 6-2 composition.Described hound three and described hound four are housed respectively between the rearward end of the left and right sides of described rear horizontal strut 5-2 and lower anchor ear 3, and rear horizontal strut 5-2, described hound three and described hound four form a triangle bracket.Between described hound one 6-1 and the described hound three and between hound two 6-2 and the described hound four bridging 7 is installed all.
In the present embodiment, described presylvian fissure bar 5-1 is laid in the dead ahead, top of anchor ear 2, rear horizontal strut 5-2 is laid in the dead astern, top of anchor ear 2, described hound one 6-1 and hound two 6-2 are bilateral symmetry and lay, and described hound three and described hound four are bilateral symmetry and lay.
During actual installation, the upper end of described hound one 6-1 and hound two 6-2 all is fixed on the presylvian fissure bar 5-1 by high-strength bolt 4, the upper end of described hound three and described hound four all is fixed on the rear horizontal strut 5-2 by high-strength bolt 4, and the bottom of hound one 6-1, hound two 6-2, described hound three and described hound four all is fixed on the lower anchor ear 3 by high-strength bolt 4.
Described hound one 6-1, hound two 6-2, described hound three and described hound four are the scalability support bar of adjustable in length.In the actual use procedure, whole hound one 6-1 of elder generation and the length of described hound three or the length of hound two 6-2 and described hound four, then the angle of corresponding adjustment presylvian fissure bar 5-1 and rear horizontal strut 5-2 and horizontal direction, thus cross fall is adjusted accordingly.In the present embodiment, described hound one 6-1, hound two 6-2, described hound three and described hound four include screw mandrel and the sleeve of coaxial package outside described screw mandrel.
In the present embodiment, described presylvian fissure bar 5-1, rear horizontal strut 5-2, hound one 6-1, hound two 6-2, described hound three and described hound four are i iron.
The bridging of installing between described hound one 6-1 and the described hound three is the left side bridging, and the bridging of installing between hound two 6-2 and the described hound four is the right side bridging; Described left side bridging and described right side bridging assemble by two i iron.
In the present embodiment, described hound one 6-1, described hound three and described left side bridging are laid on the same plane, and hound two 6-2, described hound four and described right side bridging are laid on the same plane.
During actual installation, described left side bridging is installed between hound one 6-1 and the described hound three by high-strength bolt 4, and described right side bridging is installed between hound two 6-2 and the described hound four by high-strength bolt 4.
In the present embodiment, the identical length of described hound one 6-1, hound two 6-2, described hound three and described hound four together.Angle between described hound one 6-1, hound two 6-2, described hound three and described hound four and the horizontal plane is 45 °.
All fill up between the lateral wall of described upper anchor ear 2 and lower anchor ear 3 and only stub pier shaft 1 rubber pad is housed.
During practice of construction, first install lower two anchor ears (namely going up anchor ear 2 and lower anchor ear 3) at the only stub pier shaft 1 of construct, again with presylvian fissure bar 5-1 and rear horizontal strut 5-2 one in front and one in back frame stand on the upper anchor ear 2, at lower anchor ear 3 hound one 6-1 is set again afterwards, hound two 6-2, described hound three and described hound four support presylvian fissure bar 5-1 and rear horizontal strut 5-2 respectively, thereby form a stable braced structures, and between described hound one 6-1 and the described hound three and between hound two 6-2 and the described hound four bridging 7 is installed all.Bent cap is carried out in the work progress, and anchor ear 2 and lower anchor ear 3 hug frictional force that only stub pier shaft 1 produces and bear bent cap and the load such as man-machine in the utilization, at the utility model end face Cast-in-place Bent Cap.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; every any simple modification, change and equivalent structure of above embodiment being done according to the utility model technical spirit changes, and all still belongs in the protection domain of technical solutions of the utility model.
Claims (10)
1. only stub Coping Construction double embrace hoop triangle bracket of highway bridge, it is characterized in that: comprise lock ring at the upper anchor ear (2) at construct only stub pier shaft (1) top and lock ring at the only lower anchor ear (3) of stub pier shaft (1) middle and upper part, described lower anchor ear (3) be positioned at anchor ear (2) under; The structure of described upper anchor ear (2) and lower anchor ear (3) identical and the two by two structures and size all identical semicircle hoop combine, be fastenedly connected by high-strength bolt (4) between two described semicircle hoops; Be fixed with two horizontal support rod members that are parallel laying on the described upper anchor ear (2), two described horizontal support rod members are respectively presylvian fissure bar (5-1) and the rear horizontal strut (5-2) that symmetry is laid in both sides, only stub pier shaft (1) front and back; Hound one (6-1) and hound two (6-2) are housed respectively between the leading section of the left and right sides of described presylvian fissure bar (5-1) and lower anchor ear (3), and presylvian fissure bar (5-1), hound one (6-1) and hound two (6-2) form a triangle bracket; Hound three and hound four are housed respectively between the rearward end of the left and right sides of described rear horizontal strut (5-2) and lower anchor ear (3), and rear horizontal strut (5-2), described hound three and described hound four form a triangle bracket; Bridging (7) all is installed between described hound one (6-1) and the described hound three and between hound two (6-2) and the described hound four.
2. according to the only stub Coping Construction double embrace hoop triangle bracket of highway bridge claimed in claim 1, it is characterized in that: described presylvian fissure bar (5-1) is laid in the dead ahead, top of anchor ear (2), rear horizontal strut (5-2) is laid in the dead astern, top of anchor ear (2), described hound one (6-1) and hound two (6-2) are bilateral symmetry to be laid, and described hound three and described hound four are bilateral symmetry and lay.
3. according to claim 1 or the only stub Coping Construction double embrace hoop triangle bracket of 2 described highway bridges, it is characterized in that: the upper end of described hound one (6-1) and hound two (6-2) all is fixed on the presylvian fissure bar (5-1) by high-strength bolt (4), the upper end of described hound three and described hound four all is fixed on the rear horizontal strut (5-2) by high-strength bolt (4), and hound one (6-1), hound two (6-2), the bottom of described hound three and described hound four all is fixed on the lower anchor ear (3) by high-strength bolt (4).
4. according to claim 1 or the only stub Coping Construction double embrace hoop triangle bracket of 2 described highway bridges, it is characterized in that: described hound one (6-1), hound two (6-2), described hound three and described hound four are the scalability support bar of adjustable in length.
5. according to claim 1 or the only stub Coping Construction double embrace hoop triangle bracket of 2 described highway bridges, it is characterized in that: described presylvian fissure bar (5-1), rear horizontal strut (5-2), hound one (6-1), hound two (6-2), described hound three and described hound four are i iron; The bridging of installing between described hound one (6-1) and the described hound three is the left side bridging, and the bridging of installing between hound two (6-2) and the described hound four is the right side bridging; Described left side bridging and described right side bridging assemble by two i iron.
6. according to the only stub Coping Construction double embrace hoop triangle bracket of highway bridge claimed in claim 5, it is characterized in that: described hound one (6-1), described hound three and described left side bridging are laid on the same plane, and hound two (6-2), described hound four and described right side bridging are laid on the same plane.
7. according to the only stub Coping Construction double embrace hoop triangle bracket of highway bridge claimed in claim 5, it is characterized in that: described left side bridging is installed between hound one (6-1) and the described hound three by high-strength bolt (4), and described right side bridging is installed between hound two (6-2) and the described hound four by high-strength bolt (4).
8. according to the only stub Coping Construction double embrace hoop triangle bracket of highway bridge claimed in claim 6, it is characterized in that: the identical length of described hound one (6-1), hound two (6-2), described hound three and described hound four together.
9. according to the only stub Coping Construction double embrace hoop triangle bracket of highway bridge claimed in claim 8, it is characterized in that: the angle between described hound one (6-1), hound two (6-2), described hound three and described hound four and the horizontal plane is 45 °.
10. according to claim 1 or the only stub Coping Construction double embrace hoop triangle bracket of 2 described highway bridges, it is characterized in that: all fill up between the lateral wall of described upper anchor ear (2) and lower anchor ear (3) and only stub pier shaft (1) rubber pad is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220391248 CN202730656U (en) | 2012-08-08 | 2012-08-08 | Double-beam-clamp triangular bracket for construction of highway bridge single-column pier bent cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220391248 CN202730656U (en) | 2012-08-08 | 2012-08-08 | Double-beam-clamp triangular bracket for construction of highway bridge single-column pier bent cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202730656U true CN202730656U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220391248 Expired - Fee Related CN202730656U (en) | 2012-08-08 | 2012-08-08 | Double-beam-clamp triangular bracket for construction of highway bridge single-column pier bent cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202730656U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106120559A (en) * | 2016-06-14 | 2016-11-16 | 江苏燕宁建设工程有限公司 | A kind of bridge limited bracket construction method and bridge |
| CN107035130A (en) * | 2017-06-05 | 2017-08-11 | 中国建筑第二工程局有限公司 | Single column high-altitude operation platform and outrigger platform |
| CN109183620A (en) * | 2018-09-05 | 2019-01-11 | 广东省长大公路工程有限公司 | Telescoping bracket, steel box-girder hanging device and hanging method |
| CN109518942A (en) * | 2018-12-05 | 2019-03-26 | 上海建工二建集团有限公司 | A kind of tool strutting system and its application method controlling two-dimensional elements precision |
| CN111764310A (en) * | 2020-07-09 | 2020-10-13 | 上海应用技术大学 | Reinforcing structure for single-column pier large cantilever bent cap and construction method |
-
2012
- 2012-08-08 CN CN 201220391248 patent/CN202730656U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106120559A (en) * | 2016-06-14 | 2016-11-16 | 江苏燕宁建设工程有限公司 | A kind of bridge limited bracket construction method and bridge |
| CN107035130A (en) * | 2017-06-05 | 2017-08-11 | 中国建筑第二工程局有限公司 | Single column high-altitude operation platform and outrigger platform |
| CN109183620A (en) * | 2018-09-05 | 2019-01-11 | 广东省长大公路工程有限公司 | Telescoping bracket, steel box-girder hanging device and hanging method |
| CN109518942A (en) * | 2018-12-05 | 2019-03-26 | 上海建工二建集团有限公司 | A kind of tool strutting system and its application method controlling two-dimensional elements precision |
| CN109518942B (en) * | 2018-12-05 | 2024-01-02 | 上海建工二建集团有限公司 | Tool-based bracket system for controlling precision of two-dimensional component and application method thereof |
| CN111764310A (en) * | 2020-07-09 | 2020-10-13 | 上海应用技术大学 | Reinforcing structure for single-column pier large cantilever bent cap and construction method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20160808 |
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| CF01 | Termination of patent right due to non-payment of annual fee |