CN217896198U - Bridge beam supports that stability is strong - Google Patents
Bridge beam supports that stability is strong Download PDFInfo
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- CN217896198U CN217896198U CN202222273032.1U CN202222273032U CN217896198U CN 217896198 U CN217896198 U CN 217896198U CN 202222273032 U CN202222273032 U CN 202222273032U CN 217896198 U CN217896198 U CN 217896198U
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- 230000000694 effects Effects 0.000 claims abstract description 7
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000000725 suspension Substances 0.000 description 23
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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Abstract
The utility model discloses a bridge beam supports that stability is strong belongs to bridge beam supports technical field, include: the spherical crown support device comprises a lower embedded plate and an upper embedded plate horizontally positioned above the lower embedded plate, wherein a lower support plate and an upper support plate are respectively embedded in opposite surfaces of the lower embedded plate and the upper embedded plate, a spherical crown is arranged in the middle of one surface of the upper support plate facing the lower support plate, a spherical support is arranged in the middle of one surface of the lower support plate facing the upper support plate, and the spherical support supports the spherical crown; lower support plate with both sides between the upper bracket board all are provided with the calibration subassembly, the calibration subassembly sets up the calibration piece that is close to avris position department at lower support plate upper surface including the activity, the spherical recess that supplies the spherical crown embedding is seted up to one side that the calibration piece top is close to the ball support, one side that the ball support was kept away from to the calibration piece is provided with the locating piece. The bridge support with high stability has a leveling function, and the spherical crown and the spherical support are ensured to be positioned on the same stress axis.
Description
Technical Field
The utility model belongs to the technical field of bridge beam supports, especially, relate to a bridge beam supports that stability is strong.
Background
The bridge bearing is an important structural component for connecting an upper structure and a lower structure of a bridge, is positioned between the bridge and the pad stone, can reliably transfer load and deformation (displacement and corner) borne by the upper structure of the bridge to the lower structure of the bridge, and is an important force transfer device of the bridge. The device comprises a fixed support and a movable support. The common support form of bridge engineering includes: felt or flat supports, plate rubber supports, ball supports, steel supports, special supports and the like.
At present, current bridge manufacture generally has upper bracket board and undersetting board two parts, upper bracket board fixed mounting is in the bridge floor bottom, undersetting board fixed mounting is on the abutment, through the spherical crown between upper bracket board and the undersetting board, the steel basin, the rubber pad isotructure supports spacingly, however, current this bridge beam supports structure need can support bridge stable support in the condition below of upper bracket board and undersetting board parallel symmetry, when the angular deviation appears between upper bracket board and the undersetting board, the atress direction between upper bracket board and the undersetting board is vertical direction no longer, lead to the pier to receive the pressure of incline direction, reduce the support intensity of bridge, there is certain potential safety hazard, for this reason, we propose a strong bridge beam supports of stability and solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving prior art, when angular deviation appears between last bedplate and the bottom suspension bedplate, the atress direction between upper bracket board and the bottom suspension bedplate no longer is vertical direction, leads to the pier to receive incline direction's pressure, reduces the support intensity of bridge, has the problem of certain potential safety hazard, and the strong bridge beam supports of a stability that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a bridge bearing with strong stability comprises:
the spherical crown support device comprises a lower embedded plate and an upper embedded plate horizontally positioned above the lower embedded plate, wherein a lower support plate and an upper support plate are respectively embedded in opposite surfaces of the lower embedded plate and the upper embedded plate, a spherical crown is arranged in the middle of one surface of the upper support plate facing the lower support plate, a spherical support is arranged in the middle of one surface of the lower support plate facing the upper support plate, and the spherical support supports the spherical crown;
lower support plate with both sides between the upper bracket board all are provided with calibration assembly, calibration assembly sets up the calibration piece that is close to avris position department at lower support plate upper surface including the activity, the spherical recess that supplies the spherical crown embedding is seted up to one side that the calibration piece top is close to the ball support, one side that the ball support was kept away from to the calibration piece is provided with the locating piece, the locating piece is fixed on lower support plate, the locating piece is close to the position department horizontal thread at middle part and is worn to be equipped with the lead screw, the lead screw rotates with the calibration piece to be connected.
Through above-mentioned technical scheme, between bottom suspension bedplate and the upper bracket board, use ball bearing to support the location to the spherical crown, can realize that this support supports the stable of bridge. When the bridge is maintained, if angular deviation appears between bottom suspension bedplate and the upper bracket board, twist through driving tool equipment and move the lead screw and rotate, the calibration piece not only degree that promotes the ball support both sides is close to or keeps away from the ball support translation, utilize the spherical recess and the spherical crown gomphosis at calibration piece top, can promote the spherical crown to drive the upper bracket board and take place the angular deviation for the bottom suspension bedplate, the realization is to the parallel calibration between bottom suspension bedplate and the upper bracket board, ensure that spherical crown and ball support are located same atress axis, ensure the vertical atress of pier, improve the support strength of bridge.
Preferably, a driving block is fixed at one end of the screw rod, which is far away from the calibration block, and a driving groove is formed in the driving block.
Through the technical scheme, the screw rod can be driven to rotate by matching with a tool.
Preferably, one side that the alignment piece was kept away from at the locating piece top is provided with the lug, the one side that upper bracket board is towards bottom suspension bedplate is close to avris position department and is fixed with the stopper, the stopper bottom stretches into between lug and the alignment piece.
Through above-mentioned technical scheme, the stopper of upper bracket board lower surface stretches into between lug and the calibration block, can be to upper bracket board and lower bearing board spacing relatively, improved this bridge beam supports's stability.
Preferably, the middle part of the positioning block is fixedly provided with a threaded sleeve block in a penetrating manner, the threaded sleeve block is in threaded sleeve connection with the screw rod, and one end inside the threaded sleeve block is inlaid with a rubber ring.
Through above-mentioned technical scheme, the lead screw stall back, the rubber circle can be spacing to the lead screw, avoids the lead screw not hard up as far as possible.
Preferably, horizontal air bubbles are fixedly embedded in the central positions of the four peripheral walls of the lower support plate and the upper support plate.
Through above-mentioned technical scheme, can audio-visually judge whether bottom suspension bedplate and upper bracket board are in the horizontality.
Preferably, the four corners department that one side was kept away from each other to pre-buried board and last pre-buried board all is provided with the sleeve down, wear to be equipped with the stock on the sleeve, the anchor bolt that corresponds with the sleeve is all worn to be equipped with in the four corners department of lower bedplate and the opposite side of upper bracket board.
Through the technical scheme, the lower embedded plate and the lower support plate or the upper embedded plate and the upper support plate can be fixedly connected, the lower embedded plate is embedded and fixed on a bridge lower structure (bridge abutment), and the upper embedded plate is embedded and fixed on a bridge upper structure (bridge deck).
Preferably, press from both sides between spherical crown and the upper bracket board and be equipped with first antifriction plate, all erect the second antifriction plate that has spherical structure between ball support, calibration block and stopper and the spherical crown.
Through the technical scheme, the abrasion of the bridge bearing can be reduced.
To sum up, the utility model discloses a technological effect and advantage: this strong bridge beam supports of stability, through inlaying built-in plate and the one side in advance of going up the built-in plate in the lower part with upper bracket board, when the built-in plate is pre-buried fixed on bridge substructure (abutment) down, go up the pre-buried board and pre-buried back of fixing on bridge superstructure (bridge floor), utilize ball support to support the location to the spherical cap between lower bracket board and the upper bracket board, and the calibration piece of ball support both sides is to the spherical cap auxiliary stay, can realize the stabilizing support between abutment and the bridge floor, utilize the stopper to stretch into between lug and the calibration piece simultaneously, can be relatively spacing upper bracket board and lower bracket board, the stability of this bridge beam supports has been improved.
Benefit from the activity setting of calibration piece, and the screw-thread fit of lead screw and locating piece, when the bridge is maintained, if angular deviation appears between bottom suspension bedplate and the upper bracket board, it drives the lead screw rotation to twist the drive block through driving tool equipment, promote the calibration piece not equidimension of ball support both sides and be close to or keep away from the ball support translation, utilize the spherical recess and the spherical crown gomphosis at calibration piece top, can promote the spherical crown to drive the upper bracket board and take place the angular deviation for the bottom suspension bedplate, realize the parallel calibration between bottom suspension bedplate and the upper bracket board, ensure that spherical crown and ball support are located same atress axis, avoid bottom suspension bedplate and upper bracket board as far as possible to appear the angular deviation and lead to the slope to appear with the ball support atress direction, and then cause the problem of pier side direction atress.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is a schematic structural diagram of the calibration assembly of the present invention;
fig. 4 is a sectional view of the positioning block of the present invention.
In the figure: 1. a lower embedded plate; 2. mounting a pre-embedded plate; 3. a lower support plate; 4. an upper support plate; 5. horizontal bubbles; 6. an anchor bolt; 7. a sleeve; 8. an anchor rod; 9. calibrating the component; 10. a ball support; 11. a spherical cap; 12. a calibration block; 13. a limiting block; 14. a first wear plate; 15. positioning a block; 16. a bump; 17. a spherical groove; 18. a second wear plate; 19. a screw rod; 20. a drive block; 21. a drive slot; 22. a threaded bushing block; 23. a rubber ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 and 2, a bridge girder erection block with strong stability includes: lower embedded board 1 and the level lie in the last embedded board 2 of embedded board 1 top down, the one side that lower embedded board 1 and last embedded board 2 are in opposite directions is inlayed respectively and is had bottom suspension bedplate 3 and upper bracket board 4, the four corners department that one side was kept away from each other to lower embedded board 1 and last embedded board 2 all is provided with sleeve 7, wear to be equipped with stock 8 on the sleeve 7, anchor bolt 6 that corresponds with sleeve 7 is all worn to be equipped with by the four corners department of lower support plate 3 and upper bracket board 4 one side in opposite directions, use anchor bolt 6 to pass corresponding lower embedded board 1 and lower support plate 3 or last embedded board 2 and upper bracket board 4, and be connected with sleeve 7, can be connected fixedly with lower embedded board 1 and lower support plate 3 or last embedded board 2 and upper bracket board 4, utilize sleeve 7 and stock 8 can fix lower embedded board 1 on bridge beam structures (pre-buried bridge deck), upper plate 2 can be pre-buried to fix on bridge superstructure (bridge deck) in advance.
Referring to fig. 1 and 2, a spherical crown 11 is arranged in the center of one surface of the upper support plate 4 facing the lower support plate 3, a spherical support 10 is arranged in the center of one surface of the lower support plate 3 facing the upper support plate 4, and the spherical support 10 supports the spherical crown 11; between lower support plate 3 and the upper bracket plate 4, use ball support 10 to support the location to spherical crown 11, can realize that this support is to the stable support of bridge.
Referring to fig. 1, fig. 2 and fig. 3, both sides between bottom suspension bedplate 3 and the upper bracket plate 4 all are provided with calibration assembly 9, and calibration assembly 9 is including the activity setting calibration block 12 that is close to avris position department at bottom suspension bedplate 3 upper surface, and spherical recess 17 that supplies spherical crown 11 embedding is seted up to one side that calibration block 12 top is close to spherical support 10, utilizes calibration block 12 of spherical support 10 both sides to 11 auxiliary stay of spherical crown, and then realizes the stable support to the bridge floor. One side of the calibration block 12, which is far away from the ball support 10, is provided with a positioning block 15, the positioning block 15 is fixed on the lower support plate 3, a screw rod 19 is arranged at the position of the positioning block 15, which is close to the middle part, in a horizontal thread penetrating manner, and the screw rod 19 is rotatably connected with the calibration block 12. When the bridge is maintained, if angular deviation appears between bottom suspension bedplate 3 and upper bracket plate 4, screw rod 19 is twisted through driving tool equipment and is rotated, calibration block 12 not equidimension that promotes ball support 10 both sides is close to or keeps away from ball support 10 translation, utilize spherical recess 17 and the gomphosis of spherical crown 11 at calibration block 12 top, can promote spherical crown 11 to drive upper bracket plate 4 and take place angular deviation for bottom suspension bedplate 3, the realization is to the parallel calibration between bottom suspension bedplate 3 and the upper bracket plate 4, ensure that spherical crown 11 and ball support 10 are located same atress axis, ensure the vertical atress of pier, improve the support strength of bridge.
Referring to fig. 1, 2 and 3, a driving block 20 is fixed at one end of the screw rod 19 far away from the calibration block 12, and a driving groove 21 is formed in the driving block 20 and used for driving the screw rod 19 to rotate in cooperation with a tool. A convex block 16 is arranged on one side of the top of the positioning block 15 far away from the calibration block 12, a limiting block 13 is fixed at a position close to the side of one side of the upper support plate 4 facing the lower support plate 3, and the bottom of the limiting block 13 extends into a position between the convex block 16 and the calibration block 12. The limiting block 13 on the lower surface of the upper support plate 4 extends between the protruding block 16 and the calibration block 12, so that the upper support plate 4 and the lower support plate 3 can be relatively limited, and the stability of the bridge support is improved.
Referring to fig. 2, 3 and 4, the fixed threaded sleeve block 22 that wears to be equipped with in locating piece 15 middle part, threaded sleeve block 22 cup joints with lead screw 19 screw thread, and the inside one end of threaded sleeve block 22 is inlayed and is had rubber ring 23, and rubber ring 23 cover is established on lead screw 19, and lead screw 19 rotates the in-process, and rubber ring 23 receives the extrusion, and lead screw 19 stall back, rubber ring 23 can be spacing to lead screw 19, avoids lead screw 19 not hard up as far as possible. As a further example. The position department of all fixing between two parties on the wall of four sides of bottom suspension bedplate 3 and upper bracket board 4 is inlayed and is had horizontal bubble 5, can audio-visual judgement bottom suspension bedplate 3 and upper bracket board 4 whether be in the horizontality. A first wear-resisting plate 14 is clamped between the spherical crown 11 and the upper support plate 4, and a second wear-resisting plate 18 of a spherical structure is erected between the spherical support 10, the calibration block 12, the limiting block 13 and the spherical crown 11, so that the effect of wear resistance is achieved.
The working principle is as follows: during the use, anchor bolt 6 passes corresponding lower built-in board 1 and lower support plate 3 or goes up built-in board 2 and upper bracket board 4, and be connected with sleeve 7, utilize sleeve 7 and stock 8 to fix the built-in board 1 of lower built-in board on bridge substructure (abutment), fix the built-in board 2 of going up on bridge superstructure (bridge floor) in advance, between lower support plate 3 and the upper bracket board 4, use ball support 10 to support the location to spherical crown 11, the calibration block 12 of ball support 10 both sides is to 11 auxiliary stay of spherical crown, and then realize the outrigger to the bridge floor, stopper 13 of upper bracket board 4 lower surface stretches into between lug 16 and calibration block 12, can be spacing relatively to upper bracket board 4 and lower support plate 3, the stability of this bridge support has been improved. Further, when the bridge is maintained, if angular deviation appears between bottom suspension bedplate 3 and the upper bracket bedplate 4, twist drive block 20 through driving tool equipment and drive lead screw 19 and rotate, the calibration block 12 different degree that promotes ball support 10 both sides is close to or keeps away from ball support 10 translation, utilize the sphere recess 17 and the gomphosis of spherical crown 11 at calibration block 12 top, can promote spherical crown 11 and drive upper bracket bedplate 4 and take place the angular deviation for bottom suspension bedplate 3, the realization is to the parallel calibration between bottom suspension bedplate 3 and the upper bracket bedplate 4, ensure that spherical crown 11 and ball support 10 are located same atress axis.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A strong bridge beam supports of stability which characterized in that includes:
the spherical cap support comprises a lower embedded plate (1) and an upper embedded plate (2) horizontally positioned above the lower embedded plate (1), wherein a lower support plate (3) and an upper support plate (4) are respectively embedded in one opposite sides of the lower embedded plate (1) and the upper embedded plate (2), a spherical cap (11) is arranged in the middle of one side, facing the lower support plate (3), of the upper support plate (4), a spherical support (10) is arranged in the middle of one side, facing the upper support plate (4), of the lower support plate (3), and the spherical cap (11) is supported by the spherical support (10);
lower support plate (3) with both sides between upper bracket board (4) all are provided with calibration subassembly (9), calibration subassembly (9) set up calibration block (12) that avris position department is close to at lower support plate (3) upper surface including the activity, spherical recess (17) that supply spherical crown (11) embedding are seted up to one side that calibration block (12) top is close to ball support (10), one side that ball support (10) were kept away from in calibration block (12) is provided with locating piece (15), locating piece (15) are fixed on lower support plate (3), lead screw (19) are worn to be equipped with by position department horizontal thread that locating piece (15) are close to the middle part, lead screw (19) rotate with calibration block (12) and are connected.
2. The bridge bearing with strong stability according to claim 1, wherein: and a driving block (20) is fixed at one end of the screw rod (19) far away from the calibration block (12), and a driving groove (21) is formed in the driving block (20).
3. The bridge support with strong stability of claim 1, wherein: one side of keeping away from alignment block (12) at locating piece (15) top is provided with lug (16), one side that upper bracket board (4) are towards lower support board (3) is close to avris position department and is fixed with stopper (13), stopper (13) bottom stretches into between lug (16) and alignment block (12).
4. The bridge bearing with strong stability according to claim 1, wherein: the locating piece (15) middle part is fixed to be worn to be equipped with screw thread cover block (22), screw thread cover block (22) and lead screw (19) screw thread cup joint, the inside one end of screw thread cover block (22) is inlayed and is had rubber circle (23).
5. The bridge bearing with strong stability according to claim 1, wherein: horizontal bubbles (5) are fixedly embedded in the positions in the middle of the four peripheral walls of the lower support plate (3) and the upper support plate (4).
6. The bridge support with strong stability of claim 1, wherein: the anchor bolt fixing structure is characterized in that four corners of one face of each of the lower embedded plate (1) and the upper embedded plate (2) are provided with sleeves (7), anchor rods (8) are arranged on the sleeves (7) in a penetrating mode, and anchor bolts (6) corresponding to the sleeves (7) are arranged on four corners of one face of the lower support plate (3) and the upper support plate (4) in a penetrating mode.
7. The bridge bearing with strong stability according to claim 1, wherein: a first wear-resisting plate (14) is clamped between the spherical crown (11) and the upper support plate (4), and second wear-resisting plates (18) of a spherical structure are erected between the spherical support (10), the calibration block (12) and the limiting block (13) and the spherical crown (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222273032.1U CN217896198U (en) | 2022-08-29 | 2022-08-29 | Bridge beam supports that stability is strong |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222273032.1U CN217896198U (en) | 2022-08-29 | 2022-08-29 | Bridge beam supports that stability is strong |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217896198U true CN217896198U (en) | 2022-11-25 |
Family
ID=84107651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222273032.1U Expired - Fee Related CN217896198U (en) | 2022-08-29 | 2022-08-29 | Bridge beam supports that stability is strong |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217896198U (en) |
-
2022
- 2022-08-29 CN CN202222273032.1U patent/CN217896198U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221125 |
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| CF01 | Termination of patent right due to non-payment of annual fee |