CN214245390U - Bridge does not have supplementary installation device of support arch rib - Google Patents
Bridge does not have supplementary installation device of support arch rib Download PDFInfo
- Publication number
- CN214245390U CN214245390U CN202023036858.3U CN202023036858U CN214245390U CN 214245390 U CN214245390 U CN 214245390U CN 202023036858 U CN202023036858 U CN 202023036858U CN 214245390 U CN214245390 U CN 214245390U
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- CN
- China
- Prior art keywords
- arch rib
- limiting plate
- bridge
- locking
- mount pad
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- Expired - Fee Related
Links
- 238000009434 installation Methods 0.000 title claims abstract description 31
- 230000000712 assembly Effects 0.000 claims description 10
- 238000000429 assembly Methods 0.000 claims description 10
- 125000003003 spiro group Chemical group 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 239000011435 rock Substances 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a bridge does not have supplementary installation device of support arch rib, which comprises a mounting base, be provided with the spacing subassembly of a plurality of groups arch rib on the mount pad, be provided with horizontal positioning assembly between the spacing subassembly of adjacent two sets of arch rib. This application has and reduces the arch rib and rocks to guarantee the effect of arch rib installation quality.
Description
Technical Field
The application relates to the technical field of installation of a large-span steel structure bridge without a support arch rib, in particular to an auxiliary installation device of a bridge without a support arch rib.
Background
At present way navigation is constantly developed and is promoted, and most navigation river course does not allow to seal navigation or navigation hole width reduces, causes that some arch bridges can't carry out the support and supports installation arch rib.
Related Chinese patent with publication number CN104404887B discloses a non-support hoisting process for a large-span steel tube arch bridge, wherein the constructed large-span steel tube arch bridge is a tied arch bridge erected on a river channel, the upper structure of the bridge comprises an arch rib and a tie bar connected between two arch feet of the arch rib, and a stiff framework is arranged in the tie bar; the bracket-free hoisting process of the span steel pipe arch bridge is as follows: firstly, land assembly of single arch rib and tie bar stiff frameworks: assembling the arch-shaped steel pipe supports and the stiff frameworks of the arch ribs on an assembling field on one bank side of the river channel to obtain an assembled and molded upper steel structure of the single-piece bridge; secondly, integrally hoisting and positioning the single arch rib and the tie bar stiff framework: and hoisting and transferring the assembled single-piece bridge upper steel structure to a bridge lower supporting structure by adopting a floating crane displacement platform.
In view of the above related technologies, the inventor found that in the hoisting process, only a single arch rib is hoisted and put in place, and then the single arch rib is not fixed, so that the single arch rib can shift and shake in the subsequent integral assembling and fixing molding process of the arch bridge, and the arch rib is bent and deformed in the subsequent fastening process, thereby causing the defect of reduced installation quality of the arch rib.
SUMMERY OF THE UTILITY MODEL
For reducing rocking in the arch rib hoist and mount in-process, guarantee the installation intensity of arch rib, this application provides a bridge does not have supplementary installation device of support arch rib.
The application provides a bridge does not have supplementary installation device of support arch rib adopts following technical scheme:
the utility model provides a bridge does not have supplementary installation device of support arch rib, includes the mount pad, be provided with the spacing subassembly of a plurality of groups arch rib on the mount pad, be provided with horizontal positioning assembly between the spacing subassembly of adjacent two sets of arch rib.
Through adopting above-mentioned technical scheme, it is spacing to adopt the spacing subassembly of arch rib to lock arch rib length direction, then fixes a position through two adjacent spacing subassemblies of arch rib of horizontal positioning component to guarantee to fix the distance between the arch rib in two spacing subassemblies of arch rib, thereby reduce rocking of arch rib.
Optionally, the arch rib limiting assembly comprises a limiting plate arranged on the mounting seat, a limiting slide rail is arranged on the mounting seat, a movable limiting plate is arranged on the limiting slide rail in a sliding manner, and a locking driving piece for driving the movable limiting plate to slide along the limiting slide rail is arranged on the mounting seat.
Through adopting above-mentioned technical scheme, drive through the locking driving piece and move the limiting plate and slide along the slide rail that consolidates for it is close to the fixed limit board to move the limiting plate, thereby presss from both sides the arch rib that tightly is located between moving limiting plate and the fixed limit board, thereby guarantees the stability of arch rib installation.
Optionally, the locking driving part comprises a locking screw rod rotatably arranged on the mounting seat, the movable limiting plate is in transmission connection with the locking screw rod, and a locking hand wheel is arranged at one end of the locking screw rod.
Through adopting above-mentioned technical scheme, rotate the locking hand wheel to drive and move the limiting plate and remove along spacing slide rail, thereby reach the effect of locking the arch rib.
Optionally, be provided with the position control spout on the mount pad, be provided with a plurality of position control boards on the position control spout, be provided with the retaining member between position control board and the mount pad, the spacing subassembly of arch rib sets up on the position control board.
Through adopting above-mentioned technical scheme, when the distance of demand is adjusted to two position control boards, can fix the position control board on the mount pad through the retaining member to the position between the spacing subassembly of arch rib of adjustment setting on the position control board, with the arch rib that satisfies different distance requirements is fixed and is required.
Optionally, the retaining member includes on the locking screw of a pair of spiro union on the position control board, be provided with the locking groove that supplies locking screw to pass on the mount pad, locking screw passes locking groove one end spiro union and has lock nut.
Through adopting above-mentioned technical scheme, through not hard up lock nut for the position control board can slide along the position control spout, thereby adjusts the distance between two position control boards.
Optionally, limiting grooves for embedding the arch ribs are formed in the adjacent surfaces of the movable limiting plate and the fixed limiting plate.
Through adopting above-mentioned technical scheme, the setting of putting the groove has guaranteed the area of contact between arch rib and the fixed limit plate and the movable limit plate to guarantee the stability of arch rib.
Optionally, the transverse positioning assembly comprises a counter-pulling screw rod, a plurality of limiting holes for the counter-pulling screw rod to pass through are formed in the limiting plate, and each of the limiting holes is provided with a flange nut for fixing the limiting plate on the counter-pulling screw rods on two sides of the limiting plate.
Through adopting above-mentioned technical scheme for the spacing board is fixed between two flange nuts, thereby guarantees two and moves the distance between the spacing board, with the distance of guaranteeing between two arch ribs.
Optionally, the positioning and limiting plate is symmetrically provided with two transverse positioning assemblies along the width direction of the positioning and limiting plate.
Through adopting above-mentioned technical scheme, guarantee the homogeneity of the board atress of fixing a limit to guarantee the steadiness of fixing a limit to the board.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the arch rib limiting assemblies are adopted to lock and limit the length direction of the arch rib, and then two adjacent arch rib limiting assemblies are positioned through the transverse positioning assembly to ensure the distance between the arch ribs fixed in the two arch rib limiting assemblies, so that the swinging of the arch rib is reduced;
2. the position between the arch rib limiting assemblies arranged on the position adjusting plate can be adjusted by the position adjusting plate so as to meet the arch rib fixing requirements of different distance requirements.
Drawings
Fig. 1 is a schematic overall structure diagram of an auxiliary installation device for a bridge stentless arch rib according to an embodiment of the application.
Fig. 2 is an exploded view of an auxiliary installation device for a bridge frameless arch rib according to an embodiment of the present application.
Fig. 3 is a schematic structural diagram of a rib limiting assembly in an auxiliary installation device for a bridge frameless rib according to an embodiment of the present application.
Description of reference numerals: 1. a mounting seat; 2. mounting holes; 3. adjusting the sliding chute; 4. a position adjusting plate; 5. a locking member; 51. locking the screw; 52. locking the nut; 53. a locking groove; 6. an arch rib limiting component; 61. a limiting slide rail; 62. a movable limit plate; 63. locking the driving member; 631. locking the screw rod; 632. locking a hand wheel; 64. a limiting plate is fixed; 65. a limiting groove; 7. a transverse positioning assembly; 71. oppositely pulling the screw rod; 72. a flange nut; 73. and fixing the boss.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses bridge does not have supplementary installation device of support arch rib. Referring to fig. 1 and 2, the auxiliary installation device for the bridge non-support arch rib comprises an installation seat 1, installation holes 2 are formed at two ends of the installation seat in the length direction of the installation seat, and the installation seat 1 penetrates through the installation holes 2 through bolts to be fixed on a bridge pier made of concrete. A position adjusting sliding groove 3 is arranged on the mounting seat 1 along the length direction of the mounting seat, and a plurality of position adjusting plates 4 are arranged in the position adjusting sliding groove 3. A locking piece 5 for fixing the position adjusting plate 4 is arranged between each position adjusting plate 4 and the mounting seat 1. The locking piece 5 comprises a pair of locking screws 51 screwed on the position adjusting plate 4, a locking groove 53 for the locking screws 51 to pass through is formed in the mounting base 1, and the locking groove 53 is a waist-shaped groove formed in the length direction of the adjusting sliding groove 3. The locking screw 51 is screwed with the locking nut 52 through one side of the locking groove 53. By loosening the lock nut 52, the position adjustment plate 4 can be slid along the position adjustment chute 3, thereby adjusting the distance between the two position adjustment plates 4. When the two position adjustment plates 4 are adjusted to a desired distance, the lock nut 52 may be tightened, so that the position adjustment plates 4 are fixed to the mount base 1.
Referring to fig. 2 and 3, each of the position adjustment plates 4 is provided with a rib stopper assembly 6 for holding a fixed rib. The arch rib limiting assembly 6 comprises a limiting slide rail 61 fixed on the adjusting plate, and the limiting slide rail 61 is arranged along the length direction of the mounting seat 1. The limiting slide rail 61 is provided with a movable limiting plate 62, and the position adjusting plate 4 is provided with a locking driving element 63 for driving the movable limiting plate 62 to move along the limiting slide rail 61. A fixed limiting plate 64 matched with the movable limiting plate 62 is fixed on the position adjusting plate 4 at one side of the limiting slide rail 61 in the length direction, and limiting grooves 65 for embedding arch ribs are formed in the adjacent surfaces of the fixed limiting plate 64 and the movable limiting plate 62. So that the lock driving member 63 drives the movable stopper plate 62 to approach the fixed stopper plate 64, so that the rib is fixed between the movable stopper plate 62 and the fixed stopper plate 64.
Referring to fig. 2 and 3, the locking driving member 63 includes a locking screw 631, the locking screw 631 is disposed along the length direction of the limiting slide rail 61, and two ends of the locking screw 631 along the self-weighing length direction are rotatably disposed with the position adjusting plate 4 through bearings. The movable limit plate 62 is screwed with the locking screw 631. A locking hand wheel 632 is fixed at one end of the locking screw 631, which is far away from the limiting plate 64, and the locking hand wheel 632 is rotated to drive the limiting plate 62 to move along the limiting slide rail 61, so that the effect of locking the arch rib is achieved.
Referring to fig. 1, two lateral positioning assemblies 7 are disposed between adjacent ones of the position-defining plates 64. The two transverse positioning assemblies 7 are symmetrically arranged along the width direction of the transverse positioning plate. The transverse positioning assembly 7 comprises a counter-pull screw rod 71, a fixing boss 73 is fixed on one side of the limiting plate 64, which is far away from the position adjusting plate 4, and a limiting hole for the counter-pull screw rod 71 to pass through is formed in the fixing boss 73. Flange nuts 72 are screwed on the opposite-pulling screw rods 71 on two sides of each fixing boss 73, so that the fixing bosses 73 are fixed between the two flange nuts 72, the distance between the adjacent limiting plates 64 is ensured, and the distance between the two arch ribs is ensured.
The implementation principle of the auxiliary installation device for the bridge without the support arch rib in the embodiment of the application is as follows: the position of the two position-adjusting plates 4 along the adjusting runners 3 is first adjusted to meet the fixing of the ribs at different distances. Then hoisting the arch rib, inserting one end of the arch rib between the movable limiting plate 62 and the fixed limiting plate 64, and then fixing the arch rib between the movable limiting plate 62 and the fixed limiting plate 64 through the locking driving piece 63, thereby completing the auxiliary positioning of the movable arch rib and ensuring the installation normality of the arch rib.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a bridge does not have supplementary installation device of support arch rib which characterized in that: the installation structure comprises an installation seat (1), wherein a plurality of groups of arch rib limiting assemblies (6) are arranged on the installation seat (1), and a transverse positioning assembly (7) is arranged between every two adjacent groups of arch rib limiting assemblies (6).
2. An auxiliary mounting device for a bridge stentless arch rib according to claim 1, wherein: spacing subassembly (6) of arch rib is including setting up fixed limiting plate (64) on mount pad (1), be provided with spacing slide rail (61) on mount pad (1), the slip is provided with sliding limiting plate (62) on spacing slide rail (61), be provided with drive on mount pad (1) and move limiting plate (62) along the gliding locking driving piece (63) of spacing slide rail (61).
3. An auxiliary mounting device for a bridge stentless arch rib according to claim 2, wherein: locking driving piece (63) is including rotating locking screw rod (631) that sets up on mount pad (1), move limiting plate (62) and be connected with locking screw rod (631) transmission, the one end of locking screw rod (631) is provided with locking hand wheel (632).
4. An auxiliary mounting device for a bridge stentless arch rib according to claim 2, wherein: be provided with position control spout (3) on mount pad (1), be provided with a plurality of position control board (4) on position control spout (3), be provided with retaining member (5) between position control board (4) and mount pad (1), spacing subassembly of arch rib (6) sets up on position control board (4).
5. An auxiliary installation device for a bridge stentless arch rib according to claim 4, wherein: retaining member (5) include on a pair of spiro union locking screw (51) on position control board (4), be provided with locking groove (53) that supply locking screw (51) to pass on mount pad (1), locking screw (51) pass locking groove (53) one end spiro union have lock nut (52).
6. An auxiliary mounting device for a bridge stentless arch rib according to claim 2, wherein: and limiting grooves (65) for embedding the arch ribs are formed in the adjacent surfaces of the movable limiting plate (62) and the fixed limiting plate (64).
7. An auxiliary mounting device for a bridge stentless arch rib according to claim 2, wherein: horizontal locating component (7) are including drawing screw rod (71), and are a plurality of all be provided with the spacing hole that supplies to drawing screw rod (71) to pass on location limiting plate (64), every all be provided with the flange nut that is used for fixed limiting plate (64) on the drawing screw rod (71) of location limiting plate (64) both sides.
8. An auxiliary mounting device for a bridge stentless arch rib according to claim 7, wherein: the positioning and limiting plate (64) is symmetrically provided with two transverse positioning assemblies (7) along the width direction of the positioning and limiting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023036858.3U CN214245390U (en) | 2020-12-16 | 2020-12-16 | Bridge does not have supplementary installation device of support arch rib |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023036858.3U CN214245390U (en) | 2020-12-16 | 2020-12-16 | Bridge does not have supplementary installation device of support arch rib |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214245390U true CN214245390U (en) | 2021-09-21 |
Family
ID=77739350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023036858.3U Expired - Fee Related CN214245390U (en) | 2020-12-16 | 2020-12-16 | Bridge does not have supplementary installation device of support arch rib |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214245390U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115125841A (en) * | 2022-06-10 | 2022-09-30 | 中电建路桥集团有限公司 | Component multi-angle adjustment positioner |
-
2020
- 2020-12-16 CN CN202023036858.3U patent/CN214245390U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115125841A (en) * | 2022-06-10 | 2022-09-30 | 中电建路桥集团有限公司 | Component multi-angle adjustment positioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210921 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |