CN221072271U - Ultra-high performance concrete spherical support - Google Patents
Ultra-high performance concrete spherical support Download PDFInfo
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- CN221072271U CN221072271U CN202322824213.3U CN202322824213U CN221072271U CN 221072271 U CN221072271 U CN 221072271U CN 202322824213 U CN202322824213 U CN 202322824213U CN 221072271 U CN221072271 U CN 221072271U
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- uhpc
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- 239000011374 ultra-high-performance concrete Substances 0.000 title claims abstract description 75
- 230000035939 shock Effects 0.000 claims abstract description 7
- 238000010521 absorption reaction Methods 0.000 claims abstract description 4
- 238000013016 damping Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 2
- 235000007688 Lycopersicon esculentum Nutrition 0.000 abstract 1
- 240000003768 Solanum lycopersicum Species 0.000 abstract 1
- 230000002688 persistence Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Vibration Prevention Devices (AREA)
Abstract
The utility model relates to the technical field of tomato transportation, in particular to an ultra-high performance concrete spherical support, which comprises an upper UHPC support plate, a lower UHPC support plate, an UHPC spherical base plate, an upper sliding plate, a lower sliding plate and a shear bolt, wherein a guy cable is connected between the upper UHPC support plate and the lower UHPC support plate in a matched manner, a guide sleeve is fixed on the upper UHPC support plate through a bolt, a movable rod positioned in the guide sleeve is fixed on the upper UHPC support plate through a bolt, and a buffer mechanism for shock absorption protection is arranged between the upper UHPC support plate and the lower UHPC support plate. The utility model can buffer and protect the vibration force borne by the upper support plate of the UHPC by utilizing the elasticity of the spring and the damping force generated by the motion of the friction plate, is beneficial to improving the shock resistance of the spherical support, and can be detached and replaced by the guide sleeve, the movable rod and the movable block which are fixed by bolts, thereby being beneficial to guaranteeing the persistence of the use effect of the buffer mechanism.
Description
Technical Field
The utility model relates to the technical field of spherical supports, in particular to an ultra-high-performance concrete spherical support.
Background
The spherical support is a novel bridge support developed on the basis of the basin-type rubber support. The spherical support is provided with a fixed support, a unidirectional movable support and a multidirectional movable support. The spherical support is not pressed by rubber, and the adverse effects such as hardening or aging of the rubber are avoided, so that the spherical support is particularly suitable for low-temperature places.
The Chinese bulletin No. CN216689003U discloses an ultra-high performance concrete spherical support, an upper support plate of the UHPC is connected with a bridge upper structure, a lower support plate of the UHPC is connected with a bridge lower structure, after the UHPC is combined with a inhaul cable, the anti-seismic performance of the support can be greatly improved, the manufacturing difficulty and the overall manufacturing cost of the traditional inhaul cable support are reduced, and the durability is improved. Above-mentioned be connected UHPC upper bracket board and UHPC lower bracket board through the cable, but the cable is mostly wire rope, is receiving vibrations at spherical bearing and influences, and the cable can be to going on effectual restraint to the horizontal displacement between upper and lower bedplate, but the cable can receive vibrations's influence to take place to buckle to can cause the cable to take place to fracture and lead to upper and lower bedplate to obtain not restraint.
Disclosure of utility model
The utility model aims to solve the problem that the upper seat plate and the lower seat plate are not restrained due to the fact that a stay cable is bent under the influence of vibration in the prior art, and provides an ultra-high performance concrete spherical support.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the ultra-high performance concrete spherical support comprises an UHPC upper support plate, an UHPC lower support plate, an UHPC spherical backing plate, an upper sliding plate, a lower sliding plate and a shear bolt, wherein a guy cable is connected between the UHPC upper support plate and the UHPC lower support plate in a matched mode, a guide sleeve is fixed on the UHPC lower support plate through bolts, and a movable rod positioned in the guide sleeve is fixed on the UHPC upper support plate through bolts;
And a buffer mechanism for shock absorption protection of the UHPC upper support plate and the UHPC lower support plate is arranged between the UHPC upper support plate and the UHPC lower support plate.
Preferably, the guide sleeve is of a hollow structure, and the movable rod is longitudinally movably sleeved in the guide sleeve.
Preferably, the buffer mechanism comprises a friction plate fixedly connected to the lower end of the movable rod, a guide sliding groove is formed in the guide sleeve, a guide sliding block fixedly connected with the movable rod is sleeved in the guide sliding groove in a sliding mode, a first connecting rod is connected to the guide sliding block through a pin shaft, and a second connecting rod connected with the first connecting rod through a pin shaft is connected to the guide sleeve through a pin shaft;
The UHPC lower support plate is provided with a storage groove, a limit sliding groove is formed in the storage groove, a limit sliding plate is sleeved in the limit sliding groove in a sliding manner, a spring is welded between the limit sliding plate and the storage groove, and a guide rod is fixedly connected to the limit sliding plate;
the limiting slide plate is provided with a movable groove, and a movable block fixed with the driving rod through a bolt is sleeved in the movable groove in a sliding manner.
Preferably, the friction plate is movably propped against the inner wall of the guide sleeve, and the guide chute is longitudinally arranged on the side wall of the inner end of the guide sleeve.
Preferably, the first connecting rod is arranged at a position above the second connecting rod, and the inner ends of the first connecting rod and the second connecting rod are connected through pin shafts.
Preferably, the storage groove is formed in the two sides of the UHPC lower support plate, and the limiting sliding groove is horizontally and symmetrically formed in the upper side and the lower side of the storage groove.
Preferably, the UHPC lower support plate is provided with a through hole for movably sleeving the guide rod, and the spring is horizontally movably sleeved on the guide rod.
Preferably, four groups of guide rods and springs are arranged in total, and two groups of guide rods and springs are arranged in each storage groove.
Compared with the prior art, the utility model has the following advantages:
1. The vibration force applied to the UHPC upper support plate can be buffered and protected by utilizing the elasticity of the spring and the damping force generated by the motion of the friction plate, and the vibration resistance of the spherical support is improved.
2. According to the utility model, through the guide sleeve, the movable rod and the movable block which are fixed by the bolts, the parts can be detached and replaced, and the durability of the using effect of the buffer mechanism is guaranteed.
Drawings
FIG. 1 is a schematic structural view of an ultra-high performance concrete spherical support according to the present utility model;
FIG. 2 is a schematic diagram of an enlarged partial structure A of an ultra-high performance concrete spherical support;
Fig. 3 is a schematic diagram of the front view structure of an ultra-high performance concrete spherical support according to the present utility model.
In the figure: 1. a guide sleeve; 2. a movable rod; 3. a friction plate; 4. a guide chute; 5. a guide slide block; 6. a first link; 7. a second link; 8. a driving rod; 9. a storage groove; 10. limiting sliding grooves; 11. a limit sliding plate; 12. a spring; 13. a guide rod; 14. a movable groove; 15. a movable block.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments.
Referring to fig. 1-3, an ultra-high performance concrete spherical support comprises an upper UHPC support plate, a lower UHPC support plate, an UHPC spherical backing plate, an upper sliding plate, a lower sliding plate and a shear bolt, wherein a guy cable is connected between the upper UHPC support plate and the lower UHPC support plate in a matched manner;
The UHPC lower support plate is fixedly provided with a guide sleeve 1 through bolts, the guide sleeve 1 is of a hollow structure, the UHPC upper support plate is fixedly provided with a movable rod 2 positioned in the guide sleeve 1 through bolts, the movable rod 2 is longitudinally movably sleeved in the guide sleeve 1, and the movable rod 2 and the guide sleeve 1 can be disassembled and assembled through bolts, so that the movable rod 2 and the guide sleeve 1 can be replaced;
a buffer mechanism for shock absorption protection is arranged between the UHPC upper support plate and the UHPC lower support plate, and can buffer shock received by the UHPC upper support plate, so that the shock resistance of the spherical support is improved;
Further description: the buffer mechanism comprises a friction plate 3 fixedly connected to the lower end of the movable rod 2, the friction plate 3 is movably propped against the inner wall of the guide sleeve 1, cast stone is adopted as a manufacturing material of the friction plate 3, and friction force can be generated when the friction plate 3 vertically ascends and descends in the guide sleeve 1, so that the friction plate 3 can be used as a damping force in the buffer mechanism;
A guide chute 4 is longitudinally formed in the side wall of the inner end of the guide sleeve 1, a guide slide block 5 fixedly connected with the movable rod 2 is sleeved in the guide chute 4 in a sliding manner, the vertical movement of the guide slide block 5 can be guided and limited through the guide chute 4, a first connecting rod 6 is connected to the guide slide block 5 through a pin shaft, and the movable rod 2 can drive the first connecting rod 6 to deflect through the guide slide block 5;
The guide sleeve 1 is connected with a second connecting rod 7 in pin shaft connection with the first connecting rod 6, the first connecting rod 6 is arranged at the position above the second connecting rod 7, and the inner ends of the first connecting rod 6 and the second connecting rod 7 are connected with each other in pin shaft connection;
A driving rod 8 is connected to the connecting end of the first connecting rod 6 and the second connecting rod 7 through a pin shaft, storage grooves 9 are formed in the two sides of the UHPC lower support plate, limit sliding grooves 10 are formed in the inner walls of the upper side and the lower side of the storage grooves 9 in a horizontal symmetry mode, limit sliding plates 11 are sleeved in the limit sliding grooves 10 in a sliding mode, and the limit sliding grooves 10 can limit the movement track of the limit sliding plates 11;
A spring 12 is welded between the limiting slide plate 11 and the storage groove 9, the limiting slide plate 11 can be reset when not being pulled under the action of the elasticity of the spring 12, and the spring 12 is used as an elastic element in the buffer mechanism;
the spring 12 is horizontally movably sleeved on the guide rod 13, the limit slide plate 11 is fixedly connected with the guide rod 13, the motion track of the spring 12 can be limited through the guide rod 13, a through hole for movably sleeved the guide rod 13 is formed in the UHPC lower support plate, four groups of guide rods 13 and springs 12 are arranged, and two groups of guide rods 13 and springs 12 are arranged in each storage groove 9;
The limiting slide plate 11 is provided with a movable groove 14, a movable block 15 which is fixedly connected with the driving rod 8 through a bolt is sleeved in the movable groove 14 in a sliding manner, and a movable space can be provided for vertical movement of the driving rod 8 through the movable groove 14 and the movable block 15, so that the driving rod 8 and the first connecting rod 6 are prevented from being interfered in a movement manner.
The utility model can explain its functional principle by the following modes of operation:
When the UHPC upper support plate is vibrated, the movable rod 2 vertically moves down in the guide sleeve 1, and the movable rod 2 drives the friction plate 3 to vertically move down in the guide sleeve 1;
The movable rod 2 drives the guide sliding block 5 to vertically move downwards in the guide sliding groove 4, the guide sliding block 5 drives the first connecting rod 6 to deflect, the second connecting rod 7 deflects under the traction action of the first connecting rod 6, the driving rod 8 drives the movable block 15 to vertically move in the movable groove 14 under the traction action of the first connecting rod 6 and the second connecting rod 7, the driving rod 8 drives the limit sliding plate 11 to horizontally move in the limit sliding groove 10 through the movable block 15, the limit sliding plate 11 drives the guide rod 13 to horizontally move inwards, the spring 12 is extruded, and the damping force generated by the spring 12 and the friction plate 3 is utilized to buffer and protect the vibration acting force born by the UHPC upper support plate.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (8)
1. The ultra-high performance concrete spherical support comprises an UHPC upper support plate, an UHPC lower support plate, an UHPC spherical base plate, an upper sliding plate, a lower sliding plate and a shear bolt, wherein a guy cable is connected between the UHPC upper support plate and the UHPC lower support plate in a matched mode;
And a buffer mechanism for shock absorption protection of the UHPC upper support plate and the UHPC lower support plate is arranged between the UHPC upper support plate and the UHPC lower support plate.
2. The ultra-high performance concrete spherical support according to claim 1, wherein the guide sleeve (1) is of a hollow structure, and the movable rod (2) is longitudinally movably sleeved in the guide sleeve (1).
3. The ultra-high performance concrete spherical support according to claim 1, wherein the buffer mechanism comprises a friction plate (3) fixedly connected to the lower end position of the movable rod (2), a guide sliding groove (4) is formed in the guide sleeve (1), a guide sliding block (5) fixedly connected with the movable rod (2) is sleeved in the guide sliding groove (4) in a sliding manner, a first connecting rod (6) is connected to the guide sliding block (5) through a pin shaft, and a second connecting rod (7) connected with the first connecting rod (6) through a pin shaft is connected to the guide sleeve (1);
The UHPC lower support plate is provided with a storage groove (9), the storage groove (9) is provided with a limit sliding groove (10), the limit sliding groove (10) is sleeved with a limit sliding plate (11) in a sliding manner, a spring (12) is welded between the limit sliding plate (11) and the storage groove (9), and the limit sliding plate (11) is fixedly connected with a guide rod (13);
the limiting slide plate (11) is provided with a movable groove (14), and a movable block (15) which is fixed with the driving rod (8) through bolts is sleeved in the movable groove (14) in a sliding manner.
4. An ultra-high performance concrete spherical support according to claim 3, wherein the friction plate (3) is movably abutted against the inner wall of the guide sleeve (1), and the guide chute (4) is longitudinally arranged on the inner end side wall of the guide sleeve (1).
5. A spherical support of ultra-high performance concrete according to claim 3, wherein the first connecting rod (6) is arranged above the second connecting rod (7), and the inner ends of the first connecting rod (6) and the second connecting rod (7) are connected through pin shafts.
6. An ultra-high performance concrete spherical support according to claim 3, wherein the storage groove (9) is formed at two sides of the UHPC lower support plate, and the limit sliding groove (10) is formed at two sides of the storage groove (9) in a horizontal symmetry manner.
7. An ultra-high performance concrete spherical support according to claim 3, wherein the UHPC lower support plate is provided with a through hole for movably sleeving the guide rod (13), and the spring (12) is horizontally movably sleeved on the guide rod (13).
8. An ultra-high performance concrete spherical support according to claim 3, wherein four sets of guide rods (13) and springs (12) are provided, and two sets of guide rods (13) and springs (12) are provided in each receiving groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322824213.3U CN221072271U (en) | 2023-10-20 | 2023-10-20 | Ultra-high performance concrete spherical support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322824213.3U CN221072271U (en) | 2023-10-20 | 2023-10-20 | Ultra-high performance concrete spherical support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221072271U true CN221072271U (en) | 2024-06-04 |
Family
ID=91256523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322824213.3U Active CN221072271U (en) | 2023-10-20 | 2023-10-20 | Ultra-high performance concrete spherical support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221072271U (en) |
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2023
- 2023-10-20 CN CN202322824213.3U patent/CN221072271U/en active Active
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