CN203684096U - High-altitude large-curvature box-groove type cast-in-place concrete cross beam assembly type construction supporting frame - Google Patents
High-altitude large-curvature box-groove type cast-in-place concrete cross beam assembly type construction supporting frame Download PDFInfo
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- CN203684096U CN203684096U CN201320731499.4U CN201320731499U CN203684096U CN 203684096 U CN203684096 U CN 203684096U CN 201320731499 U CN201320731499 U CN 201320731499U CN 203684096 U CN203684096 U CN 203684096U
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- 238000010276 construction Methods 0.000 title claims abstract description 54
- 238000009826 distribution Methods 0.000 claims description 13
- 230000002787 reinforcement Effects 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 9
- 239000004576 sand Substances 0.000 claims description 6
- 238000003466 welding Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 206010058314 Dysplasia Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
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Abstract
The utility model discloses a high-altitude large-curvature box-groove type cast-in-place concrete cross beam assembly type construction supporting frame. The construction supporting frame comprises an arc-section supporting arch frame for supporting web plates at the ends of a box-groove type cross beam and an internal construction support for supporting a flange at the middle of the box-groove type cross beam, wherein the arc-section supporting arch frame and the internal construction support are respectively arranged on a bottom supporting platform. The high-altitude large-curvature box-groove type cast-in-place concrete cross beam assembly type construction supporting frame is also provided with a landing system and safety protection facilities. The high-altitude large-curvature box-groove type cast-in-place concrete cross beam assembly type construction supporting frame disclosed by the utility model has the characteristics that the structure form of the arch frame support and the internal support is simplified and optimized, and additional arrangement of auxiliary supporting frame systems is not needed, so that the construction is simple and convenient, the operation is fast, the construction efficiency of special-shaped concrete cross beams is correspondingly improved and more convenience is brought for disassembly and assembly as well as construction circulation of the construction supporting frame.
Description
Technical field
The utility model relates to bridge construction carrier structure technical field, refers to particularly a kind of high-altitude deep camber case grooved Cast-in-place concrete crossbeam fabricated construction bracket.
Background technology
At present, domesticly built and planned that the large bridge built is more and more, particularly some area, valleys, mountain area bridges, cable stayed bridge and the suspension bridge of common employing large span, high Sarasota structure.Cast-in-place concrete crossbeam is as the important component part of Sarasota structure, and its form of structure is more and more novel, and construction control difficulty is also quite large simultaneously.Therefore more and more higher to the requirement of construction of beam rack system.
Existing high-altitude Cast-in-place concrete construction of beam, two kinds of forms of common employing floor stand and overhead welding bracket.There is following shortcoming in floor stand form: the first, and support height is too high, and rolled steel dosage is many, and work high above the ground work amount is large; The second, temperature sensitivity is high, and distortion is large, and precision is low, Cast-in-place concrete crossbeam size and the control of absolute altitude difficulty or ease.There is following shortcoming in overhead welding bracket form: the first, and high-altitude construction welding capacity is larger, and weldquality is difficult to be protected, and security performance is low; The second, structure adaptive capacity is low, still can meet the demands for the flat beam structure of routine, is difficult to adapt to for abnormally-structured crossbeam, and structural entity rigidity is difficult to meet the demands.Meanwhile, when floor stand and overhead welding bracket are removed operation, workload is quite large, and security risk is high, removes operation and is substantially cutting operation, and large to spillage of material, structure is difficult to turnover.
Therefore, need improve prior art.
Summary of the invention
The purpose of this utility model is exactly the deficiency that will solve above-mentioned background technology, and a kind of high-altitude deep camber case grooved Cast-in-place concrete crossbeam fabricated construction bracket that facilitates batch production making, high-altitude to carry out erection is provided.
The technical solution of the utility model is: a kind of high-altitude deep camber case grooved Cast-in-place concrete crossbeam fabricated construction bracket, it is characterized in that: it comprises the arc section scaffold of support box grooved crossbeam termination web, the interior construction support on the middle edge of a wing of support box grooved crossbeam, and described arc section scaffold and interior construction are supported and be all arranged on bottom support platform.
In such scheme:
Described arc section scaffold comprises the first template and the side form system that is arranged on template both sides for support box grooved crossbeam termination web, the bottom of described template is supported by the first distribution beam, described the first distribution beam is arranged on the top of multiple assembling arch trusses, and the bottom of described assembling arch truss is arranged on bottom support platform.
The second template comprising for the edge of a wing in the middle of support box grooved crossbeam is supported in described interior construction, described the second template is supported by the second distribution beam, described the second distribution beam bottom is provided with multiple horizontal girders, described horizontal girder two ends are by the first high-altitude bracket system support being arranged on king-post sidewall, described horizontal girder bottom is arranged on the top of vertical supporting, and the bottom of described vertical supporting is arranged on bottom support platform.
Described bottom support platform comprise be arranged on arc section scaffold and interior construction support base longitudinally shelve beam, the described beam of longitudinally shelving is by English truss system support, and described English truss system is by the second high-altitude bracket system support being arranged on king-post sidewall.
Described longitudinally shelving between beam and English truss system is provided with frame system.
Described fall frame system be relief sand jack.
Also be provided with safety protection facility, described safety protection facility comprises totally-enclosed protection wire fabric reinforcement and safe operation platform, described totally-enclosed protection wire fabric reinforcement is arranged on bottom support platform below, the two ends of totally-enclosed protection wire fabric reinforcement are arranged on king-post, and described safe operation platform is multiple along being vertically provided with on king-post sidewall.
The utility model is simplified the form of structure of having optimized bow member support and inner support, without the extra auxiliary bracket system of setting up, easy construction, feature swift to operate, correspondingly improve the efficiency of construction of special-shaped concrete crossbeam, also made the dismounting of construction bracket and construction turnover more convenient.
Accompanying drawing explanation
Fig. 1 be the utility model at case grooved crossbeam the longitudinal section arrangement diagram near Sarasota position;
Fig. 2 is the horizontal section arrangement diagram of the utility model in case grooved crossbeam termination web position (B-B in Fig. 1);
Fig. 3 is the horizontal section arrangement diagram of the utility model in the middle position, the edge of a wing of case grooved crossbeam (A-A in Fig. 1);
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
A kind of high-altitude deep camber case grooved Cast-in-place concrete crossbeam fabricated construction bracket as shown in FIG., it is arranged between Sarasota two king-posts, in order to the high-altitude deep camber case grooved Cast-in-place concrete crossbeam crossbeam between two king-posts of constructing, specifically comprise the arc section scaffold 1 of support box grooved crossbeam termination web, the interior construction support 2 on the middle edge of a wing of support box grooved crossbeam, arc section scaffold 1 and interior construction are supported 2 and are all arranged on bottom support platform 3.
In the present embodiment:
As shown in Figure 1, Figure 3, arc section scaffold 1 be used for the constructing web position, crossbeam two ends of high-altitude deep camber case grooved Cast-in-place concrete crossbeam, it comprises the first template 1.1 and the side form system 1.4 that is arranged on template 1.1 both sides for support box grooved crossbeam termination web, the bottom of template 1.1 is supported by the first distribution beam 1.2, the first distribution beam 1.2 is arranged on the top of multiple assembling arch trusses 1.3, and the bottom of assembling arch truss 1.3 is arranged on bottom support platform 3.Template 1.1, the first distribution beam 1.2, side form system 1.4 are conventional structure, and link and all adopt traditional mode to contact connection between parts.Because crossbeam two ends web height has exceeded 10m, and depth of section is circular arc to be changed, the rigidity of structure requires large, therefore adopt the assembling arch truss 1.3 that globality is relatively good, the rigidity of structure is large, when producing in factory, it must note the requirement of machining accuracy, and after high-altitude parts are in place, note carrying out the spacing and Stability Analysis of Structures measure of member.
2 positions, the deep camber case grooved Cast-in-place concrete crossbeam middle housing edge of a wing, high-altitude that are used for constructing are supported in interior construction, comprise the second template 2.1 for the edge of a wing in the middle of support box grooved crossbeam, the second template 2.1 is supported by the second distribution beam 2.2, the second distribution beam 2.2 bottoms are provided with multiple horizontal girders 2.3, laterally girder 2.3 two ends are supported by the first high-altitude bracket system 2.5 being arranged on king-post sidewall, laterally girder 2.3 bottoms are arranged on the top of vertical supporting 2.4, and the bottom of vertical supporting 2.4 is arranged on bottom support platform 3.The relative load in the crossbeam middle housing edge of a wing is less, and structural configuration adopts limited bracket pattern, and structure is slim and graceful, stressed clear and definite.Between each parts, link and all adopt traditional mode to contact or be welded to connect.Vertical supporting 2.4 globalities are relatively good, the rigidity of structure is large, adopt assembling to connect, comparatively simple and convenient, can, according to the integral hoisting of on-site hoisting capabilities setting or piecemeal lifting, note its bottom and the accurate setting of longitudinally shelving beam 3.1 connecting bolt holes simultaneously.
Bottom support platform 3 comprise be arranged on that arc section scaffold 1 and interior construction support 2 bottoms longitudinally shelve beam 3.1, longitudinally shelve beam 3.1 and supported by English truss system 3.2, English truss system 3.2 is supported by the second high-altitude bracket system 3.3 being arranged on king-post sidewall.The upper load transmission of bottom support platform 3 is clear and definite, structural configuration combined type English truss system 3.2 structures.English truss system 3.2 globalities are relatively good, the rigidity of structure is large, adopt assembling to connect, comparatively simple and convenient, can, according to the integral hoisting of on-site hoisting capabilities setting or piecemeal lifting, note the reinforcement of stressed concentrated position simultaneously.
Longitudinally shelve between beam 3.1 and English truss system 3.2 and be provided with frame system 4, the frame system 4 that falls, for relief sand jack, is longitudinally shelved beam 3.1 and is all adopted traditional mode to contact or spacing welding with high-altitude bracket system 3.3 with link between relief sand jack.The utility model, by relief sand jack, carrys out the absolute altitude of bracket system, to meet the needs of formwork erection absolute altitude, simultaneously by the off-load of relief sand jack, can realize the frame that falls of arc section scaffold 1, interior construction support 2, the basic demand of removing to reach bracket.
The present embodiment is also provided with safety protection facility 5, safety protection facility 5 comprises totally-enclosed protection wire fabric reinforcement 5.1 and safe operation platform 5.2, totally-enclosed protection wire fabric reinforcement 5.1 is arranged on bottom support platform 3 belows, the two ends of totally-enclosed protection wire fabric reinforcement 5.1 are arranged on king-post, and described safe operation platform 5.2 is multiple along being vertically provided with on king-post sidewall.Safety protection facility 5 is used for meeting the needs of constructor's high-altitude safe operation, and has effectively prevented the generation of falling from high altitude thing casualty accident.
The crossbeam that arc section scaffold 1 of the present utility model, interior construction support 2, bottom support platform 3 are high-altitude deep camber case grooved Cast-in-place concrete crossbeam is successfully realized the critical piece of building, and frame system 4 and safety protection facility 5 accessory for safety operation construction and dismounting falls.
The utility model has the advantage of:
1, peace tear open more convenient: each main member is fabricated construction, with bolts, and each main member is relatively independent, and welding capacity is few, the frame of installing, construct, fall, dismounting simple and fast;
2, structure can be had enough to meet the need: carrier structure versatility is stronger, can have enough to meet the need use, cost-saving;
3, structure adapts to strong: for complicated high-altitude deep camber case grooved Cast-in-place concrete crossbeam, this construction bracket structure covers whole boundary of works area, and rationally and effectively for construction of beam provides support system and operating platform;
4, integral rigidity is large: fabricated construction bracket forms after entirety, and structural integrity is good, rigidity is large, it is little to be out of shape, and has effectively controlled scale error and the dysplasia cracking of high-altitude deep camber case grooved Cast-in-place concrete crossbeam;
5, temperature impact is little: high-altitude deep camber case grooved Cast-in-place concrete crossbeam all more than high-altitude, adopts high-altitude English truss as bottom support platform in hundred meters, and structure height is low, varies with temperature distortion less;
6, security performance is high: this structure is mainly in closed construction environment and possess safe operation platform, and overhead welding amount is less, and the more general limited bracket structure of security performance is high.
The utility model is simplified the form of structure of having optimized bow member support and inner support, without the extra auxiliary bracket system of setting up, easy construction, feature swift to operate, correspondingly improve the efficiency of construction of special-shaped concrete crossbeam, also made the dismounting of construction bracket and construction turnover more convenient.
Claims (5)
1. a high-altitude deep camber case grooved Cast-in-place concrete crossbeam fabricated construction bracket, it is characterized in that: it comprises the arc section scaffold (1) of support box grooved crossbeam termination web, the interior construction support (2) on the middle edge of a wing of support box grooved crossbeam, and described arc section scaffold (1) and interior construction are supported (2) and be all arranged on bottom support platform (3); Described arc section scaffold (1) comprises for first template (1.1) of support box grooved crossbeam termination web and is arranged on the side form system (1.4) of template (1.1) both sides, the bottom of described template (1.1) is supported by the first distribution beam (1.2), described the first distribution beam (1.2) is arranged on the top of multiple assembling arch trusses (1.3), and the bottom of described assembling arch truss (1.3) is arranged on bottom support platform (3); Described interior construction is supported (2) and is comprised the second template (2.1) for the edge of a wing in the middle of support box grooved crossbeam, described the second template (2.1) is supported by the second distribution beam (2.2), described the second distribution beam (2.2) bottom is provided with multiple horizontal girders (2.3), described horizontal girder (2.3) two ends are supported by the first high-altitude bracket system (2.5) being arranged on king-post sidewall, described horizontal girder (2.3) bottom is arranged on the top of vertical supporting (2.4), and the bottom of described vertical supporting (2.4) is arranged on bottom support platform (3).
2. high-altitude according to claim 1 deep camber case grooved Cast-in-place concrete crossbeam fabricated construction bracket, it is characterized in that: described bottom support platform (3) comprise be arranged on that arc section scaffold (1) and interior construction support (2) bottom longitudinally shelve beam (3.1), the described beam (3.1) of longitudinally shelving is supported by English truss system (3.2), and described English truss system (3.2) is supported by the second high-altitude bracket system (3.3) being arranged on king-post sidewall.
3. high-altitude according to claim 2 deep camber case grooved Cast-in-place concrete crossbeam fabricated construction bracket, is characterized in that: described longitudinally shelving between beam (3.1) and English truss system (3.2) is provided with frame system (4).
4. high-altitude according to claim 3 deep camber case grooved Cast-in-place concrete crossbeam fabricated construction bracket, is characterized in that: described in the frame system (4) that falls be relief sand jack.
5. high-altitude according to claim 1 deep camber case grooved Cast-in-place concrete crossbeam fabricated construction bracket, it is characterized in that: be also provided with safety protection facility (5), described safety protection facility (5) comprises totally-enclosed protection wire fabric reinforcement (5.1) and safe operation platform (5.2), described totally-enclosed protection wire fabric reinforcement (5.1) is arranged on bottom support platform (3) below, the two ends of totally-enclosed protection wire fabric reinforcement (5.1) are arranged on king-post, and described safe operation platform (5.2) is multiple along being vertically provided with on king-post sidewall.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320731499.4U CN203684096U (en) | 2013-11-19 | 2013-11-19 | High-altitude large-curvature box-groove type cast-in-place concrete cross beam assembly type construction supporting frame |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320731499.4U CN203684096U (en) | 2013-11-19 | 2013-11-19 | High-altitude large-curvature box-groove type cast-in-place concrete cross beam assembly type construction supporting frame |
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| CN203684096U true CN203684096U (en) | 2014-07-02 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104404885A (en) * | 2014-11-25 | 2015-03-11 | 中建六局第三建筑工程有限公司 | Device used for exerting pre-jacking force to overlong water pier pre-stress cover beam |
| CN104452598A (en) * | 2014-11-25 | 2015-03-25 | 中建六局第三建筑工程有限公司 | Construction method for water pier super-long pre-stressed cap beam construction supporting system |
| CN104452600A (en) * | 2014-12-04 | 2015-03-25 | 中铁二院工程集团有限责任公司 | Quick construction formwork vehicle for long flange plate of simply supported railway T beam |
| CN104532749A (en) * | 2014-12-18 | 2015-04-22 | 中铁建设集团有限公司 | Support used for construction of upper beam of main tower of suspension bridge |
| CN107724250A (en) * | 2017-11-28 | 2018-02-23 | 中交公局第三工程有限公司 | Cast-in-situ box girder mold plate connecting mechanism and cast-in-situ box girder support shuttering |
| CN110016864A (en) * | 2019-04-08 | 2019-07-16 | 中国铁建大桥工程局集团有限公司 | One kind having camber line polymorphic structure bridge upper beam construction method |
| CN110184915A (en) * | 2019-04-30 | 2019-08-30 | 安徽省公路桥梁工程有限公司 | The cast-in-place king-post of cable-stayed bridge and its construction method |
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2013
- 2013-11-19 CN CN201320731499.4U patent/CN203684096U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104404885A (en) * | 2014-11-25 | 2015-03-11 | 中建六局第三建筑工程有限公司 | Device used for exerting pre-jacking force to overlong water pier pre-stress cover beam |
| CN104452598A (en) * | 2014-11-25 | 2015-03-25 | 中建六局第三建筑工程有限公司 | Construction method for water pier super-long pre-stressed cap beam construction supporting system |
| CN104404885B (en) * | 2014-11-25 | 2016-03-30 | 中建六局第三建筑工程有限公司 | The device of pre-jacking force is applied for pier prestressed cap beam with extra length in water |
| CN104452598B (en) * | 2014-11-25 | 2016-05-04 | 中建六局第三建筑工程有限公司 | The construction method of pier prestressed cap beam with extra length Construction Supporting System in water |
| CN104452600A (en) * | 2014-12-04 | 2015-03-25 | 中铁二院工程集团有限责任公司 | Quick construction formwork vehicle for long flange plate of simply supported railway T beam |
| CN104532749A (en) * | 2014-12-18 | 2015-04-22 | 中铁建设集团有限公司 | Support used for construction of upper beam of main tower of suspension bridge |
| CN107724250A (en) * | 2017-11-28 | 2018-02-23 | 中交公局第三工程有限公司 | Cast-in-situ box girder mold plate connecting mechanism and cast-in-situ box girder support shuttering |
| CN110016864A (en) * | 2019-04-08 | 2019-07-16 | 中国铁建大桥工程局集团有限公司 | One kind having camber line polymorphic structure bridge upper beam construction method |
| CN110184915A (en) * | 2019-04-30 | 2019-08-30 | 安徽省公路桥梁工程有限公司 | The cast-in-place king-post of cable-stayed bridge and its construction method |
| CN110184915B (en) * | 2019-04-30 | 2020-11-27 | 安徽省公路桥梁工程有限公司 | Cast-in-situ tower column of cable-stayed bridge and construction method thereof |
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