CN214401455U - No. 0 piece construction of bridge is with bottom plate bracket structure - Google Patents
No. 0 piece construction of bridge is with bottom plate bracket structure Download PDFInfo
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- CN214401455U CN214401455U CN202120510371.XU CN202120510371U CN214401455U CN 214401455 U CN214401455 U CN 214401455U CN 202120510371 U CN202120510371 U CN 202120510371U CN 214401455 U CN214401455 U CN 214401455U
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Abstract
The utility model discloses a bottom plate bracket structure for construction of a bridge No. 0 block, which comprises two bottom plate bracket structures, wherein the two bottom plate bracket structures comprise a bottom longitudinal beam, a slope adjusting tripod, a bottom joist component arranged between the bottom longitudinal beam and the slope adjusting tripod and a plurality of groups of adjusting components obliquely arranged between the slope adjusting tripod and a hanging basket main truss; the bottom joist assembly comprises a main bottom joist and a temporary bottom joist, wherein the main bottom joist and the temporary bottom joist are arranged between the bottom longitudinal beam and the slope-adjusting tripod, and the temporary bottom joist is arranged between the main bottom joist. The utility model discloses a setting is at the bottom template bracket structure of No. 0 piece die block board bottom, need not to wait to hoist again after No. 0 piece stretch-draw mud jacking and hang the basket, utilizes end longeron, collet beam subassembly and multiunit adjusting part, with No. 0 piece construction and hang the basket structure and combine together, with hanging basket sharing bottom template bracket structure in No. 0 piece construction, optimized the construction steps, the reduction of erection time, reduce the construction cost.
Description
Technical Field
The utility model belongs to the technical field of the bridge construction, especially, relate to a No. 0 piece of bridge is floor tray structure for construction.
Background
In the construction of the cantilever beam, a bracket method (bracket method) is adopted for construction of a No. 0 block, after the No. 0 block is poured and tensioned and pressed, the bracket (bracket) is removed, and then a hanging basket main truss, a transverse connection and a bottom support system are sequentially installed. The method has long construction period, and a No. 0 block support bottom die system needs to be independently added into the template and the primary and secondary keels, so that the cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed against, a bottom plate bracket structure is used in construction of No. 0 piece of bridge is provided, through setting up the bottom plate bracket structure in No. 0 piece die block board bottom, need not to wait to hoist and mount the string basket after No. 0 piece stretch-draw mud jacking, utilize end longeron, collet beam subassembly and multiunit adjusting part, with No. 0 piece construction and string basket structure combine together, with string basket sharing bottom plate bracket structure in No. 0 piece construction, the construction step has been optimized, the reduction of erection time, reduce the construction cost.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a 0 # blocks of bridge construction is with bottom plate bracket structure which characterized in that: the bridge comprises two bottom plate bracket structures which are symmetrically arranged on two sides of a bridge pier and support No. 0 blocks, wherein the two bottom plate bracket structures are identical in structure, and each bottom plate bracket structure comprises a bottom longitudinal beam arranged at the bottom of a No. 0 block bottom template of the bridge, a slope adjusting tripod arranged on a No. 0 block support, a bottom joist assembly arranged between the bottom longitudinal beam and the slope adjusting tripod and a plurality of groups of adjusting assemblies obliquely arranged between the slope adjusting tripod and a cradle main truss; the multiple groups of adjusting assemblies are uniformly distributed along the length direction of the bottom longitudinal beam;
the base joist subassembly is including setting up main base joist and interim base joist between end longeron and the accent slope tripod, the quantity of main base joist is two, interim base joist lays two between the main base joist.
Foretell No. 0 piece of bridge construction is with bottom plate bracket structure, its characterized in that: the bottom longitudinal beams are arranged along the width direction of the bridge and are parallel to the No. 0 block bottom template.
Foretell No. 0 piece of bridge construction is with bottom plate bracket structure, its characterized in that: the slope-adjusting tripod comprises a slope-adjusting bottom support horizontally arranged at the top of the No. 0 block support and a slope-adjusting top support obliquely arranged at the top of the slope-adjusting bottom support; the slope adjusting bottom support and the slope adjusting top support are enclosed into a right-angled triangle structure.
Foretell No. 0 piece of bridge construction is with bottom plate bracket structure, its characterized in that: the interior of right triangle structure is vertically provided with the multiunit and transfers slope support column subassembly, the multiunit transfer slope support column subassembly is followed the length direction of transferring the slope base strut evenly lays.
Foretell No. 0 piece of bridge construction is with bottom plate bracket structure, its characterized in that: the slope-adjusting support column assembly comprises a plurality of vertically arranged slope-adjusting support columns, and the slope-adjusting support columns are uniformly distributed along the width direction of the slope-adjusting bottom support.
Foretell No. 0 piece of bridge construction is with bottom plate bracket structure, its characterized in that: one end of the slope adjusting support column is abutted against the top surface of the slope adjusting bottom support, and the other end of the slope adjusting support column is abutted against the bottom surface of the slope adjusting top support.
Foretell No. 0 piece of bridge construction is with bottom plate bracket structure, its characterized in that: the slope adjusting top support and the bottom longitudinal beam are parallel, and the distance between the end face, far away from the bridge pier, of the bottom longitudinal beam and the bridge pier is larger than the distance between the end face, far away from the bridge pier, of the slope adjusting top support and the bridge pier.
Foretell No. 0 piece of bridge construction is with bottom plate bracket structure, its characterized in that: the main bottom joist and the temporary bottom joist are arranged between the bottom longitudinal beam and the slope-adjusting top support, and the length direction of the main bottom joist and the length direction of the temporary bottom joist are consistent with the length direction of the bottom longitudinal beam.
Foretell No. 0 piece of bridge construction is with bottom plate bracket structure, its characterized in that: the adjusting component comprises a lower adjusting wedge block arranged at the bottom of the slope adjusting top support, an upper adjusting wedge block arranged on the hanging basket main truss and a hanging rod obliquely arranged between the lower adjusting wedge block and the upper adjusting wedge block.
Foretell No. 0 piece of bridge construction is with bottom plate bracket structure, its characterized in that: one end of the suspender is fixedly connected with the upper adjusting wedge block through a fixing piece, and the other end of the suspender is fixedly connected with the lower adjusting wedge block through a fixing piece.
Compared with the prior art, the utility model has the following advantage:
1. the utility model discloses a setting is at the bottom template bracket structure of No. 0 piece die block board bottom, need not to wait to hoist again after No. 0 piece stretch-draw mud jacking and hang the basket, utilizes end longeron, collet beam subassembly and multiunit adjusting part, with No. 0 piece construction and hang the basket structure and combine together, with hanging basket sharing bottom template bracket structure in No. 0 piece construction, optimized the construction steps, the reduction of erection time, reduce the construction cost.
2. The utility model discloses in two interim base joist between the main base joist satisfies the atress needs of base slab bracket structure, will two the front end and the rear end of interim base joist are located respectively to main base joist, and the later stage equipment of being convenient for hangs the basket system.
3. The utility model discloses a set up the adjusting part can prevent the shear force that the jib received is too big, causes the damage.
To sum up, the utility model discloses a setting is at the bottom template bracket structure of No. 0 piece die block board bottom, need not to wait to hoist again after No. 0 piece stretch-draw mud jacking and hang the basket, utilizes end longeron, collet beam subassembly and multiunit adjusting part, with No. 0 piece construction and string basket structure and combine together, with string basket sharing bottom template bracket structure in No. 0 piece construction, optimized construction steps, reduction of erection time, reduction construction cost.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals:
block bottom template No. 1-0; number 2-0 block holders; 3-bottom stringer;
4, adjusting slope bottom support; 5, adjusting slope and supporting; 6-slope adjusting support columns;
7-main bottom joist; 8, temporary bottom joists; 9-hanging a basket main truss;
10-lower adjusting wedge block; 11-upper adjusting wedge block; 12-a boom;
13-a fixing member; 14, bridge piers; block No. 15-0.
Detailed Description
As shown in fig. 1, the utility model comprises two bottom plate bracket structures which are symmetrically arranged at two sides of a pier 14 and support a No. 0 block 15, wherein the two bottom plate bracket structures have the same structure, and each of the two bottom plate bracket structures comprises a bottom longitudinal beam 3 arranged at the bottom of a No. 0 block bottom template 1 of a bridge, a slope adjusting tripod arranged on a No. 0 block bracket 2, a bottom bracket beam assembly arranged between the bottom longitudinal beam 3 and the slope adjusting tripod, and a plurality of groups of adjusting assemblies obliquely arranged between the slope adjusting tripod and a cradle main truss 9; the multiple groups of adjusting assemblies are uniformly distributed along the length direction of the bottom longitudinal beam 3;
the base joist subassembly is including setting up main base joist 7 and interim base joist 8 between end longeron 3 and the accent slope tripod, the quantity of main base joist 7 is two, interim base joist 8 is laid two between the main base joist 7.
During the in-service use, through setting up the bottom template bracket structure in 1 bottom of No. 0 piece die block board, need not to wait to hoist the string basket after No. 0 piece stretch-draw mud jacking again, utilize end longeron 3, collet beam subassembly and multiunit adjusting part, with No. 0 piece construction and string basket structure combination together, share bottom template bracket structure with the string basket in No. 0 piece construction, optimized the construction steps, the reduction of erection time, reduction construction cost.
The temporary bottom joist 8 between the two main bottom joists 7 meets the stress requirement of the bottom plate bracket structure, and the two main bottom joists 7 are respectively arranged at the front end and the rear end of the temporary bottom joist 8, so that the cradle system can be conveniently assembled at the later stage.
In addition, the adjusting assembly can prevent the hanger rod 12 from being damaged due to excessive shearing force.
It should be noted that, the large-span integral continuous girder bridge is generally constructed by sections, each section is called a "block", and the block No. 0 15 is the unit which is poured first of the bridge, and is the first block of the building extending from the bridge pier 14 to both sides directly above the bridge pier 14. The application of bottom template bracket structure is in order to reduce the input of No. 0 piece construction template system, reduces material cost, reduction of erection time, and before No. 0 piece construction, will hang basket collet part and directly arrange No. 0 piece support 2 in, combine together No. 0 used bottom template of piece construction and string basket collet, form bottom template bracket sharing structure, reduce No. 0 piece support system primary and secondary fossil fragments and die block.
As shown in fig. 1, in this embodiment, the bottom longitudinal beams 3 are arranged along the width direction of the bridge, and the bottom longitudinal beams 3 are parallel to the No. 0 block bottom formwork 1.
As shown in fig. 1, in the present embodiment, the slope-adjusting tripod includes a slope-adjusting bottom support 4 horizontally disposed on the top of the No. 0 block support 2 and a slope-adjusting top support 5 obliquely disposed on the top of the slope-adjusting bottom support 4; the slope adjusting bottom support 4 and the slope adjusting top support 5 are enclosed to form a right-angled triangle structure.
During the in-service use, the main effect of accent slope tripod is for angle regulation, under the prerequisite of hanging the basket not adjusting, through the purpose that the regulation can be realized to the accent slope tripod.
As shown in fig. 1, in this embodiment, a plurality of sets of slope-adjusting support pillar assemblies are vertically arranged inside the right-angled triangle structure, and the plurality of sets of slope-adjusting support pillar assemblies are uniformly arranged along the length direction of the slope-adjusting bottom support 4.
During the in-service use, the slope adjustment bottom support 4 and the slope adjustment top support 5 are all laid along the width direction of the bridge, namely, a plurality of groups of slope adjustment support column assemblies are laid along the width direction of the bridge, and a supporting effect is achieved.
As shown in fig. 1, in this embodiment, the slope adjustment supporting column assembly includes a plurality of vertically arranged slope adjustment supporting columns 6, and the plurality of slope adjustment supporting columns 6 are uniformly arranged along the width direction of the slope adjustment bottom support 4.
In practical use, the slope-adjusting support column 6 mainly plays a supporting role; the cross section of the slope-adjusting tripod is of a right-angled triangle structure, and the lengths of the slope-adjusting support columns 6 are sequentially increased along the direction far away from the bridge piers 14.
As shown in fig. 1, in this embodiment, one end of the slope-adjusting support column 6 abuts against the top surface of the slope-adjusting bottom brace 4, and the other end of the slope-adjusting support column 6 abuts against the bottom surface of the slope-adjusting top brace 5.
As shown in fig. 1, in the present embodiment, the slope-adjusting top brace 5 is parallel to the bottom longitudinal beam 3, and the distance between the end surface of the bottom longitudinal beam 3 far from the pier 14 and the pier 14 is greater than the distance between the end surface of the slope-adjusting top brace 5 far from the pier 14 and the pier 14.
During the in-service use, the width of accent slope back shore 5 should not the overlength, exceed the width of end longeron 3, do not utilize the installation and the use of accent slope tripod.
As shown in fig. 1, in this embodiment, the main bottom joist 7 and the temporary bottom joist 8 are disposed between the bottom longitudinal beam 3 and the slope-adjusting top support 5, and the length direction of the main bottom joist 7 and the length direction of the temporary bottom joist 8 are both the same as the length direction of the bottom longitudinal beam 3.
In actual use, the main bottom joist 7 is installed in advance, the temporary bottom joist 8 is installed later, and the main bottom joist 7 is made of H-shaped steel.
In the present embodiment, as shown in fig. 1, the adjusting assembly includes a lower adjusting wedge 10 disposed at the bottom of the slope adjusting shore 5, an upper adjusting wedge 11 disposed on the cradle main girder 9, and a boom 12 disposed obliquely between the lower adjusting wedge 10 and the upper adjusting wedge 11.
During actual use, the lower adjusting wedge block 10 is fixed between the slope adjusting top support 5 and the slope adjusting support column 6 on the outermost side in the right-angled triangle structure, the upper adjusting wedge block 11 is fixed at the top of the hanging basket main truss 9, and constructors can adjust and fix the tightness of the hanger rod 12 according to actual conditions on site.
As shown in fig. 1, in this embodiment, one end of the suspension rod 12 is fixedly connected to the upper adjusting wedge 11 through a fixing member 13, and the other end of the suspension rod 12 is fixedly connected to the lower adjusting wedge 10 through a fixing member 13.
During the actual use, set up go up adjust the voussoir 11 with lower adjust the voussoir 10 is for the installation jib 12, jib 12 chooses for use the finish rolling screw-thread steel the both ends of jib 12 set up adjust the voussoir (go up adjust the voussoir 11 with lower adjust the voussoir 10), are for reducing the shear force, satisfy jib 12 atress needs, ensure that jib 12 axis is perpendicular with the steel backing plate, minimize jib 12 shear force. The fixing member 13 may be a bolt.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.
Claims (10)
1. The utility model provides a 0 # blocks of bridge construction is with bottom plate bracket structure which characterized in that: the bridge comprises two bottom plate bracket structures which are symmetrically arranged on two sides of a bridge pier (14) and support a No. 0 block (15), wherein the two bottom plate bracket structures have the same structure, and each of the two bottom plate bracket structures comprises a bottom longitudinal beam (3) arranged at the bottom of a No. 0 block bottom template (1) of the bridge, a slope adjusting tripod arranged on a No. 0 block bracket (2), a bottom joist assembly arranged between the bottom longitudinal beam (3) and the slope adjusting tripod and a plurality of groups of adjusting assemblies obliquely arranged between the slope adjusting tripod and a cradle main truss (9); the multiple groups of adjusting assemblies are uniformly distributed along the length direction of the bottom longitudinal beam (3);
the base joist subassembly is including setting up main base joist (7) and interim base joist (8) between end longeron (3) and the accent slope tripod, the quantity of main base joist (7) is two, interim base joist (8) are laid two between main base joist (7).
2. The floor bracket structure for construction of bridge No. 0 block of claim 1, characterized in that: the bottom longitudinal beams (3) are arranged along the width direction of the bridge, and the bottom longitudinal beams (3) are parallel to the No. 0 block bottom template (1).
3. The floor bracket structure for construction of bridge No. 0 block of claim 1, characterized in that: the slope-adjusting tripod comprises a slope-adjusting bottom support (4) horizontally arranged at the top of the No. 0 block support (2) and a slope-adjusting top support (5) obliquely arranged at the top of the slope-adjusting bottom support (4); the slope adjusting bottom support (4) and the slope adjusting top support (5) are enclosed to form a right-angled triangle structure.
4. The floor bracket structure for construction of bridge No. 0 block of claim 3, characterized in that: the slope adjusting support column component is vertically arranged in the right-angled triangle structure, and is uniformly distributed along the length direction of the slope adjusting bottom support (4).
5. The floor bracket structure for construction of bridge No. 0 block of claim 4, characterized in that: the slope-adjusting support column assembly comprises a plurality of vertically arranged slope-adjusting support columns (6), and the slope-adjusting support columns (6) are uniformly distributed along the width direction of the slope-adjusting bottom support (4).
6. The floor bracket structure for construction of bridge No. 0 block of claim 5, characterized in that: one end of the slope adjusting support column (6) is abutted against the top surface of the slope adjusting bottom support (4), and the other end of the slope adjusting support column (6) is abutted against the bottom surface of the slope adjusting top support (5).
7. The floor bracket structure for construction of bridge No. 0 block of claim 6, characterized in that: the slope adjusting top support (5) is parallel to the bottom longitudinal beam (3), and the distance between the end face of the bottom longitudinal beam (3) far away from the bridge pier (14) and the bridge pier (14) is larger than the distance between the end face of the slope adjusting top support (5) far away from the bridge pier (14) and the bridge pier (14).
8. The floor bracket structure for construction of bridge No. 0 block of claim 7, characterized in that: the main bottom joist (7) and the temporary bottom joist (8) are arranged between the bottom longitudinal beam (3) and the slope-adjusting top support (5), and the length direction of the main bottom joist (7) and the length direction of the temporary bottom joist (8) are consistent with the length direction of the bottom longitudinal beam (3).
9. The floor bracket structure for construction of bridge No. 0 block of claim 8, characterized in that: the adjusting component comprises a lower adjusting wedge block (10) arranged at the bottom of the slope adjusting top support (5), an upper adjusting wedge block (11) arranged on the cradle main truss (9), and a hanging rod (12) obliquely arranged between the lower adjusting wedge block (10) and the upper adjusting wedge block (11).
10. The floor bracket structure for construction of No. 0 bridge block of claim 9, characterized in that: one end of the suspender (12) is fixedly connected with the upper adjusting wedge block (11) through a fixing piece (13), and the other end of the suspender (12) is fixedly connected with the lower adjusting wedge block (10) through the fixing piece (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120510371.XU CN214401455U (en) | 2021-03-10 | 2021-03-10 | No. 0 piece construction of bridge is with bottom plate bracket structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120510371.XU CN214401455U (en) | 2021-03-10 | 2021-03-10 | No. 0 piece construction of bridge is with bottom plate bracket structure |
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| CN214401455U true CN214401455U (en) | 2021-10-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016433A (en) * | 2021-12-24 | 2022-02-08 | 中铁一局集团有限公司 | Truss bracket device of No. 0 block and No. 1 block and construction method thereof |
| CN114108499A (en) * | 2021-12-01 | 2022-03-01 | 中国铁建大桥工程局集团有限公司 | Suspended casting beam reference section hinged type triangular bracket combined hanging basket integrated device and construction method thereof |
-
2021
- 2021-03-10 CN CN202120510371.XU patent/CN214401455U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114108499A (en) * | 2021-12-01 | 2022-03-01 | 中国铁建大桥工程局集团有限公司 | Suspended casting beam reference section hinged type triangular bracket combined hanging basket integrated device and construction method thereof |
| CN114016433A (en) * | 2021-12-24 | 2022-02-08 | 中铁一局集团有限公司 | Truss bracket device of No. 0 block and No. 1 block and construction method thereof |
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