CN117513141B - Bridge support adjustment mechanism - Google Patents
Bridge support adjustment mechanism Download PDFInfo
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- CN117513141B CN117513141B CN202410023051.XA CN202410023051A CN117513141B CN 117513141 B CN117513141 B CN 117513141B CN 202410023051 A CN202410023051 A CN 202410023051A CN 117513141 B CN117513141 B CN 117513141B
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- 230000007246 mechanism Effects 0.000 title claims abstract description 21
- 238000012360 testing method Methods 0.000 claims abstract description 81
- 238000013459 approach Methods 0.000 claims 1
- 230000003028 elevating effect Effects 0.000 description 10
- 230000001105 regulatory effect Effects 0.000 description 10
- 238000005259 measurement Methods 0.000 description 8
- 230000033228 biological regulation Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
- E01D19/048—Bearings being adjustable once installed; Bearings used in incremental launching
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the field of bridges and discloses a bridge support adjusting mechanism, wherein a bridge is arranged at the upper end between bridge supports, two supports are arranged between the two bridge supports and the bridge, the upper ends of the two bridge supports are fixedly connected with supporting seats corresponding to the lower ends of the supports, an adjusting device is arranged between the supporting seats and the supports, a test box is arranged at the side end of the upper end of the bridge support corresponding to the support, a test device for testing bridge balance is arranged in the test box, a fixing seat is arranged at the upper end of the bridge support corresponding to the lower end of the test box, three lifting rods are arranged at the upper end of the fixing seat, lifting devices are arranged in the fixing seat, the test device can be supported through the lifting devices, and after the test is finished, the height of the test device can be reduced through the lifting devices, so that the bridge can be perfectly adjusted according to the test device after being placed on the bridge support, and the bridge is prevented from being in an inclined state.
Description
Technical Field
The invention relates to the field of bridges, in particular to a bridge support adjusting mechanism.
Background
The bridge support is an important structural component for connecting the upper structure and the lower structure of the bridge, is positioned between the bridge and the filler stone, can reliably transfer the load and deformation (displacement and corner) born by the upper structure to the lower structure of the bridge, and is an important force transmission device of the bridge. The device comprises a fixed support and a movable support. The usual support forms for bridge engineering include: the device has the functions of fixing the upper structure to the abutment, bearing various forces acting on the upper structure and reliably transmitting the forces to the abutment, and the support can adapt to the rotation angle and displacement of the upper structure under the actions of load, temperature, concrete shrinkage and creep, so that the upper structure can be freely deformed without generating additional internal force.
For example, chinese patent CN113502735B discloses a bridge abutment height adjusting system, which comprises a base, a jacking device, an adjusting pad assembly and a telescopic mechanism, wherein the jacking device, the adjusting pad assembly and the telescopic mechanism are arranged on the base; the base is provided with a bridge support connecting part and a pad containing part, a bridge support connected with the bridge is detachably arranged on the bridge support connecting part, and one side of the bridge support connecting part is provided with an opening communicated with the pad containing part; one end of the jacking device, which is far away from the base, is propped against the bottom of the bridge; the adjusting cushion plate assembly is positioned in the cushion plate accommodating part and comprises a plurality of adjusting cushion plates which are arranged in a stacked manner; the telescopic mechanism is located in one side of the pad accommodating portion far away from the bridge support connecting portion and used for pushing the adjusting pad from the pad accommodating portion to the bridge support connecting portion. According to the invention, through the cooperation of the jacking device and the telescopic mechanism, the automatic addition of the adjusting base plate at the bottom of the bridge support after jacking the bridge support can be realized, the automatic adjustment of the height of the bridge support is realized, and the adjusting efficiency is improved.
Chinese patent CN109235244B, for example, discloses an adjusting device for bridge supports for fitting a sliding plate and a support plate of a bridge support, the bridge support being mounted between the sliding plate and the support plate; the pre-deflection adjusting mechanism comprises a first pre-deflection adjusting plate fixedly connected with the sliding plate and a second pre-deflection adjusting plate fixedly connected with the support plate; the bridge support comprises a first pre-deflection adjusting plate and a second pre-deflection adjusting plate, wherein a transmission assembly is arranged between the first pre-deflection adjusting plate and the second pre-deflection adjusting plate, and the transmission assembly can drive the sliding plate to slide, so that the pre-deflection of the bridge support is adjusted.
However, for the adjusting device on the bridge support, because the uneven surface of bridge lower extreme, for the adjusting support in a bridge support height adjusting system, though utilize the cooperation of jacking device and telescopic machanism, can realize with the automatic adjustment of bridge support height in its bottom after jacking, promote the governing efficiency, but the regulation on the bridge support height can not carry out actual detection, though can adjust the height, but the balanced test on the level does not have the way can reach, lead to the bridge to be in the inclination state in the placing process, for an adjusting support in the adjusting device for bridge support, for be equipped with drive assembly between the adjusting plate in advance with the adjusting plate in advance in the second, drive assembly can drive the sliding plate slides, thereby adjust the pre-deflection of bridge support, effectively avoid producing additional internal force in the roof beam body, thereby reduce the adverse effect to the roof beam body, effectively guaranteed the supporting performance of bridge support, nevertheless can't realize the balanced test on the bridge support, lead to the bridge support to the old test, whether to hold the adjusting mechanism can't hold the level after adjusting support in advance.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a bridge support adjusting mechanism, which solves the problems.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a bridge beam support adjustment mechanism, includes two bridge pillars and bridge, two upper end between the bridge pillar is provided with the bridge, and be provided with two supports between two bridge pillars and the bridge, and the upper end of two bridge pillars corresponds the lower extreme fixedly connected with supporting seat of support, and be provided with adjusting device between supporting seat and the support, and the upper end of bridge pillar corresponds the side of support and be provided with the testing cassette, and the inside of testing cassette is provided with the balanced testing arrangement of test bridge, and the upper end of bridge pillar corresponds the lower extreme of testing cassette and be provided with the fixing base, and the upper end of fixing base is provided with three lifter, and the top of three lifter is provided with the backup pad, and backup pad and testing cassette fixed connection are in the same place, and the inside of fixing base is provided with elevating gear.
Preferably, the upper end of the bridge support column is Z-shaped, one side of the bridge support column, which is positioned at the top end, is provided with an adjusting device, and one side of the bridge support column, which is positioned at the bottom end, is provided with a fixing seat.
Preferably, the adjusting device comprises an adjusting plate, fixed columns, a connecting rod, a fixed plate, a movable plate and a threaded rod, wherein the supporting seat is fixedly connected to the upper end of a bridge strut, the upper end of the supporting seat is fixedly connected with two fixed columns, the connecting rod is fixedly connected between the two fixed columns, one side of the supporting seat is fixedly connected with a threaded sleeve, the threaded sleeve is inserted with the threaded rod, the upper end of the supporting seat corresponds to the front end of the fixed column and is fixedly connected with the fixed plate, the upper end of the supporting seat corresponds to the side end of the fixed plate and is movably connected with the adjusting plate, one end of the adjusting plate is movably connected with the connecting rod through the movable plate, and one side of the adjusting plate is movably connected with the threaded rod.
Preferably, the upper ends of fixed plate and regulating plate all are provided with the support, and two supports all include base, bridge place board, spring and limiting plate, and the upper end of base is seted up flutedly, and the inner wall of recess is in the same place board swing joint through the spring with the bridge, and the upper end of base is placed the board through the limiting plate and is set up together with the bridge.
Preferably, the limiting plate is L-shaped, a plurality of groups of gear openings are formed in the side wall of the limiting plate, the upper end of the limiting plate is movably connected with a telescopic rod, the side wall of the lower end of the telescopic rod is movably connected with a stop block through a second spring, the stop block is movably clamped with the gear openings, the bottom end of the limiting plate is fixedly connected with the base, and the top end of the telescopic rod is fixedly connected with the side end of the bridge placing plate.
Preferably, the testing device comprises a positioning block, pressing columns, a limiting rail, measuring plates, a connecting plate, gears and a connecting frame, wherein the positioning block is fixedly connected to the inner wall of the testing box, the limiting rail is fixedly connected to two sides of the front end of the testing box, the measuring plates are movably sleeved on the limiting rail, the upper ends of the positioning block are movably connected with the two pressing columns in an inserting mode, the connecting plate is fixedly connected to the lower ends of the two pressing columns, the connecting frame is fixedly connected to the front end of the connecting plate, the connecting frame is in an L-shaped arrangement, and the gears are movably connected to the outer ends of the connecting frame, corresponding to the positions between the two measuring plates.
Preferably, two the measurement board is Z shape setting, and the lower extreme of measurement board sets up to the balance plate, and two measurement boards correspond each other with the both sides of bridge pillar, and two measurement board looks one end fixedly connected with racks, and two racks are mutual symmetry setting, and two racks are all in the same place with gear intermeshing.
Preferably, the elevating gear includes support column, fixed pier, rocker and rotary disk, the roof fixedly connected with three support column of fixing base, and three support column all is L shape setting, and the one end swing joint that three support column was mutually trend has the lifter, and the one end swing joint of three lifter has the backup pad, and the roof fixedly connected with two fixed piers of fixing base, and the activity is pegged graft on two fixed piers has the rocker, and the one end of rocker runs through and extends the outer end of fixing base, and the central point put swing joint of fixing base has the axle, and the lower extreme fixedly connected with rotary disk of the corresponding support column of upper end of axle.
Preferably, one end fixedly connected with bevel gear of rocker, and the epaxial position fixedly connected with second bevel gear that corresponds bevel gear, and bevel gear and second bevel gear are mutually perpendicular meshing together, and the upper end fixedly connected with round tooth knot of rotary disk, the top swing joint of support column have with tooth knot intermeshing's helical gear, and helical gear and lifter fixed connection are in the same place.
Preferably, two groups of lifting plates are arranged at the lower end of the supporting plate, each group of lifting plates consists of a hollow lifting plate and lifting rods, and each group of lifting rods is movably hinged together by two lifting rods.
Compared with the prior art, the invention provides the bridge support adjusting mechanism, which has the following beneficial effects:
1. this bridge beam support adjustment mechanism is equipped with elevating gear through the bridge, can support testing arrangement, after the test, the accessible elevating gear reduces testing arrangement's height to make the bridge place after on the bridge pillar can carry out perfect regulation according to testing arrangement, prevent that the bridge after the regulation from being in the inclined state.
2. This bridge beam support adjustment mechanism sets up into the space of placing of Z shape through the upper end of bridge pillar, makes to place elevating gear and support can have a difference in height, makes testing arrangement that elevating gear upper end placed can be more convenient test the support.
3. This bridge support adjustment mechanism is provided with adjusting device through the position that is located the support on the bridge pillar, and adjusting device upper end is equipped with two supports, can carry out the level adjustment to the roughness below the bridge, conveniently adjusts the balance level of bridge.
4. This bridge beam supports adjustment mechanism places in elevating gear's upper end through testing arrangement, makes testing arrangement's test end can correspond with the support, makes testing arrangement can adjust the level on two supports, prevents that bridge beam supports still are in unbalanced state after adjusting.
5. This bridge beam support adjustment mechanism is equipped with multiple gear mouth through limiting plate on the support, and the inside spring of accessible support carries out height-adjusting to the support of placing the bridge, and the inside spring of support is because elasticity, on adjusting, only need aim at the height of adjusting, but the support self-expanding, conveniently adjusts.
6. This bridge support adjustment mechanism, through the testing arrangement after the level of support has been tested, accessible elevating gear operates, makes the backup pad in the elevating gear drive the test box decline to make the top of test box keep the degree that flushes mutually with the support top, the bridge is directly placed on bridge support after the convenience test has been accomplished.
Drawings
FIG. 1 is an external perspective view of the present invention;
FIG. 2 is a schematic view of the upper end of a bridge pillar according to the present invention;
FIG. 3 is a schematic view of a regulating device according to the present invention;
FIG. 4 is a schematic view of a support of the present invention;
FIG. 5 is a schematic view of the support of the present invention shown disassembled;
FIG. 6 is a schematic view of a retainer plate according to the present invention;
FIG. 7 is a schematic diagram of a testing apparatus according to the present invention;
FIG. 8 is a schematic diagram of the inside of the test device of the present invention;
fig. 9 is a schematic view of a lifting device according to the present invention.
In the figure: 1. bridge struts; 2. a bridge; 3. a support; 4. a support base; 5. a test cartridge; 6. a fixing seat; 7. a lifting rod; 8. a support plate; 9. a base; 10. an adjusting plate; 11. fixing the column; 12. a connecting rod; 13. a fixing plate; 14. a movable plate; 15. a threaded rod; 16. a bridge placement plate; 17. a spring; 18. a limiting plate; 19. a gear port; 20. a telescopic rod; 21. a stop block; 22. a positioning block; 23. pressing the column; 24. a limit rail; 25. a measuring plate; 26. a connecting plate; 27. a gear; 28. a connecting frame; 29. a rack; 30. a support column; 31. a fixed pier; 32. a rocker; 33. a rotating disc; 34. bevel gears; 35. a second bevel gear; 36. tooth buckles; 37. bevel gear.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-9, a bridge support adjusting mechanism comprises two bridge struts 1 and a bridge 2, wherein the bridge 2 is arranged at the upper end between the two bridge struts 1, two supports 3 are arranged between the two bridge struts 1 and the bridge 2, the lower ends of the two bridge struts 1 are fixedly connected with supporting bases 4 corresponding to the supports 3, adjusting devices are arranged between the supporting bases 4 and the supports 3, the side ends of the upper ends of the bridge struts 1 corresponding to the supports 3 are provided with test boxes 5, the inside of the test boxes 5 is provided with a test device for testing balance of the bridge 2, the upper ends of the bridge struts 1 corresponding to the lower ends of the test boxes 5 are provided with fixing seats 6, the upper ends of the fixing seats 6 are provided with three lifting rods 7, the top ends of the three lifting rods 7 are provided with supporting plates 8, the supporting plates 8 are fixedly connected with the test boxes 5, and the inside of the fixing seats 6 are provided with lifting devices.
Further, the upper end of the bridge pillar 1 is arranged in a Z shape, an adjusting device is arranged on one side of the bridge pillar 1 at the top end position, and a fixing seat 6 is arranged on one side of the bridge pillar 1 at the bottom end position.
Further, adjusting device includes regulating plate 10, fixed column 11, connecting rod 12, fixed plate 13, fly leaf 14 and threaded rod 15, supporting seat 4 fixed connection is in the upper end of bridge pillar 1, and the upper end fixedly connected with two fixed columns 11 of supporting seat 4, and fixedly connected with connecting rod 12 between two fixed columns 11, and the one side fixedly connected with thread bush of supporting seat 4, and threaded grafting has threaded rod 15 in the thread bush, and the upper end of supporting seat 4 corresponds the front end fixedly connected with fixed plate 13 of fixed column 11, and the upper end of supporting seat 4 corresponds the side swing joint of fixed plate 13 has regulating plate 10, and the one end of regulating plate 10 is in the same place through fly leaf 14 and connecting rod 12 swing joint, and one side and threaded rod 15 swing joint of regulating plate 10 are in the same place, be equipped with fixed plate 13 and fly leaf 14 on supporting seat 4, and all be equipped with support 3 on fixed plate 13 and the regulating plate 10, and the test box 5 upper test end and two support 3 are all, adjust two support 3 according to the test end on test box 5, and carry out regulating plate 15, make the bridge 3 rotate the top of the bridge 3 through the threaded rod 15 and make the expansion joint at the side of 3 through the threaded rod 15, make the bridge 3 make the expansion joint carry out the expansion joint through the regulation plate 2, thereby the expansion joint is in the bridge 3, if the bridge 3 is high-end is adjusted, the side 15, the bridge is adjusted, and if the bridge 3 is adjusted, the top is adjusted, and is adjusted.
Further, the upper ends of the fixing plate 13 and the adjusting plate 10 are provided with the supports 3, and the two supports 3 comprise a base 9, a bridge placing plate 16, a spring 17 and a limiting plate 18, the upper end of the base 9 is provided with a groove, the inner wall of the groove is movably connected with the bridge placing plate 16 through the spring 17, and the upper end of the base 9 is arranged with the bridge placing plate 16 through the limiting plate 18.
Further, the limiting plate 18 is arranged in an L shape, a plurality of groups of gear openings 19 are formed in the side wall of the limiting plate 18, the upper end of the limiting plate 18 is movably connected with a telescopic rod 20, the side wall of the lower end of the telescopic rod 20 is movably connected with a stop block 21 through a second spring, the stop block 21 is movably clamped with the gear openings 19, the bottom end of the limiting plate 18 is fixedly connected with the base 9, and the top end of the telescopic rod 20 is fixedly connected with the side end of the bridge placing plate 16.
Further, testing arrangement includes locating piece 22, press post 23, spacing track 24, measuring plate 25, connecting plate 26, gear 27 and link 28, fixedly connected with locating piece 22 on the inner wall of test box 5, and the both sides fixedly connected with spacing track 24 of test box 5 front end, and the last movable sleeve joint of spacing track 24 has measured plate 25, and the upper end movable sleeve joint of locating piece 22 has two pressing posts 23, and the lower extreme fixedly connected with connecting plate 26 of two pressing posts 23, and the front end fixedly connected with link 28 of connecting plate 26, and link 28 is L shape setting, and the outer end of link 28 corresponds the position swing joint between two measuring plates 25 has gear 27, the inside of test box 5 supports pressing post 23 through locating piece 22, bridge 2 is put in the upper end of test box 5, utilize bridge 2 to push down pressing post 23, make the gear 27 on pressing post 23 lower extreme connecting plate 26 drive the measuring plate 25 of both sides move down, make measuring plate 25's test end and support 3 laminate mutually, if support 3 of both sides are not in balanced state, gear 27 can not drive the measuring plate 25 and move down according to the position between two measuring plates 25, can continue measuring plate 25 is in the level and make one end according to the measuring plate 3 is convenient.
Further, two measurement boards 25 are Z shape setting, and the lower extreme of measurement board 25 sets up to the balance plate, and two measurement boards 25 correspond each other with the both sides of bridge pillar 1, and two measurement boards 25 looks one end fixedly connected with rack 29, and two racks 29 are mutual symmetry setting, and two racks 29 all are in the same place with gear 27 intermeshing.
Further, elevating gear includes support column 30, fixed pier 31, rocker 32 and rotary disk 33, the roof fixedly connected with three support column 30 of fixing base 6, and three support column 30 all is L shape setting, and the one end swing joint that three support column 30 is mutually has lifter 7, and the one end swing joint of three lifter 7 has backup pad 8, and the roof fixedly connected with two fixed piers 31 of fixing base 6, and the activity has pegged graft on two fixed piers 31 and has rocker 32, and the one end of rocker 32 runs through and extends the outer end of fixing base 6, and the central point of fixing base 6 puts swing joint has the axle, and the lower extreme fixedly connected with rotary disk 33 of support column 30 of upper end correspondence of axle, after the test, rotate through rocker 32, make the other end of rocker 32 pass through bevel gear 34 drive second bevel gear 35 rotatory, make second bevel gear 35 drive rotary disk 33 rotatory, and bevel gear 37 of support column 30 upper end rotates, thereby drive lifter 7 makes backup pad 8 go up and down, thereby make test box 5's top surface and support 3 are in a line.
Further, one end of the rocker 32 is fixedly connected with a bevel gear 34, a second bevel gear 35 is fixedly connected to the shaft corresponding to the position of the bevel gear 34, the bevel gear 34 and the second bevel gear 35 are meshed together in a mutually perpendicular mode, the upper end of the rotating disc 33 is fixedly connected with a circle of tooth buckle 36, the top end of the support column 30 is movably connected with a bevel gear 37 meshed with the tooth buckle 36, and the bevel gear 37 is fixedly connected with the lifting rod 7.
Further, two sets of lifting plates are arranged at the lower end of the supporting plate 8, each set of lifting plates consists of a hollow lifting plate and lifting rods, and each set of lifting rods is movably hinged together by two lifting rods.
Working principle: when the bridge 2 needs to be regulated on the bridge support 1, firstly, a lifting device is placed on the bridge support 1, a test box 5 is supported by the lifting device, then, a support 3 on the bridge support 1 is tested by the test box 5 through the test device, a pressing column 23 is supported by the inside of the test box 5 through a positioning block 22, the bridge 2 is placed at the upper end of the test box 5, the pressing column 23 is pressed down by the bridge 2, a gear 27 on a connecting plate 26 at the lower end of the pressing column 23 drives measuring plates 25 at two sides to move down, the testing ends of the measuring plates 25 are attached to the support 3, if the supports 3 at two sides are not in a balanced state, the gear 27 drives one end of the non-attached support 3 to move down, the measuring plates 25 at two sides are not in the same horizontal line, and the support 3 can be regulated conveniently according to the measuring plates 25;
the method comprises the steps of testing the horizontal degree of a bridge 2, adjusting the support 3 by using an adjusting device at the lower end of the support 3, adjusting the height of the support 3 according to a limiting plate 18 on the support 3 if the support is unbalanced, installing a fixed plate 13 and a movable plate 14 on a supporting seat 4, installing the support 3 on the fixed plate 13 and an adjusting plate 10, attaching a test end on a test box 5 at the side end to the two supports 3, adjusting the two supports 3 according to the test end on the test box 5, rotating a threaded rod 15 on a threaded sleeve by using the threaded rod 15, enabling the threaded rod 15 to stretch and retract through rotation, so that the adjusting plate 10 performs limiting movement on a connecting rod 12, enabling the adjusting plate 10 to drive the supports 3 to abut against the lower end of the bridge 2, adjusting through a gear opening 19 on the limiting plate 18 if the bridge 2 is unbalanced, enabling the interiors of the supports 3 to be extruded or opened through springs 17, and adjusting the height of the supports 3;
after the adjustment, the test box 5 is lowered through the lifting device, the top end of the test box 5 and the support 3 are in a balanced state, the bridge 2 is conveniently installed on the bridge support 1, after the test is finished, the rocker 32 rotates, the other end of the rocker 32 drives the second bevel gear 35 to rotate through the bevel gear 34, the second bevel gear 35 drives the rotating disc 33 to rotate, the bevel gear 37 at the upper end of the support column 30 rotates, and accordingly the lifting rod 7 is driven to lift the support plate 8, the test box 5 moves downwards, and the top surface of the test box 5 and the support 3 are in a line.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410023051.XA CN117513141B (en) | 2024-01-08 | 2024-01-08 | Bridge support adjustment mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410023051.XA CN117513141B (en) | 2024-01-08 | 2024-01-08 | Bridge support adjustment mechanism |
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| Publication Number | Publication Date |
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| CN117513141A CN117513141A (en) | 2024-02-06 |
| CN117513141B true CN117513141B (en) | 2024-04-16 |
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| CN202410023051.XA Active CN117513141B (en) | 2024-01-08 | 2024-01-08 | Bridge support adjustment mechanism |
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| CN (1) | CN117513141B (en) |
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