CN219137385U - Elastic plastic steel damping support - Google Patents
Elastic plastic steel damping support Download PDFInfo
- Publication number
- CN219137385U CN219137385U CN202320076968.7U CN202320076968U CN219137385U CN 219137385 U CN219137385 U CN 219137385U CN 202320076968 U CN202320076968 U CN 202320076968U CN 219137385 U CN219137385 U CN 219137385U
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- Prior art keywords
- inner sleeve
- sleeve
- bottom end
- rotating cover
- spherical
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 22
- 239000010959 steel Substances 0.000 title claims abstract description 22
- 238000013016 damping Methods 0.000 title claims abstract description 19
- 239000004033 plastic Substances 0.000 title claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 210000000629 knee joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses an elastic plastic steel damping support, which relates to the field of bridge supports and comprises an inner sleeve, wherein a sliding seat is arranged at the bottom end of the inner sleeve, a plurality of buffer mechanisms are arranged on the inner wall of the inner sleeve, each buffer mechanism comprises an elastic piece, two fixing rods are arranged in each elastic piece, a cushion block is arranged at the outer end of each elastic piece, an outer sleeve is arranged outside the inner sleeve, and the outer end of the inner sleeve is contacted with the inner wall of the outer sleeve. According to the utility model, the sliding seat can move in all directions in the inner sleeve during vibration, and after moving, the sliding seat can extrude the elastic piece in the corresponding direction on the inner wall of the inner sleeve, and the elastic piece is utilized to buffer the movement.
Description
Technical Field
The utility model relates to the field of bridge supports, in particular to an elastoplastic steel damping support.
Background
In the design process of modern bridges, the weight required to be borne in the use process of the bridges, the earthquake resistance when an earthquake occurs and the influence of the expansion caused by the reinforced concrete material of the bridges are required to be considered, and in order to reasonably solve the problems, the supports are arranged on the bridges.
The support is arranged between the upper structure and the lower mechanism of the bridge, the weight of the upper structure is transferred to the lower structure, the buffer effect is achieved in the upper structure, meanwhile, the support also needs to resist and buffer vibration in the horizontal direction caused by an earthquake, the support can be understood as a knee joint of a human body, and the support is required to bear vertical force from top to bottom and move in a certain range.
The support is generally composed of an upper part and a lower part, the upper part and the lower part are respectively connected with the upper structure and the lower structure of the bridge, and the upper part and the lower part of some supports can longitudinally and transversely move in the horizontal direction so as to resist the displacement of the upper structure and the lower structure of the bridge in the horizontal direction caused by an earthquake, such as a bidirectional energy-consuming E-shaped steel damping support disclosed as CN207331438U, and the support of the type can only transversely or longitudinally move in two directions, so that the flexibility is poor and cannot move in other directions.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the elastic plastic steel damping support, and the sliding seat can move in all directions in the inner sleeve during vibration, so that the problems in the background art can be effectively solved.
(II) technical scheme
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the elastic plastic steel damping support comprises an inner sleeve, wherein a sliding seat is arranged at the bottom end inside the inner sleeve, and a plurality of buffer mechanisms are arranged on the inner wall of the inner sleeve;
the buffer mechanism comprises elastic pieces, the elastic pieces can play a role in buffering through deformation, two fixing rods are arranged in each elastic piece, the fixing rods are arranged at two corners of the elastic pieces and are fixed at the bottom end inside the inner sleeve, a cushion block is arranged at the outer end of each elastic piece, and the cushion blocks are fixed on the inner wall of the inner sleeve;
the buffer mechanism is arranged on the outer side of the sliding seat, and the elastic piece is a rugby-shaped elastic plastic steel frame.
Further, an outer sleeve is arranged outside the inner sleeve, the outer end of the inner sleeve is contacted with the inner wall of the outer sleeve, a rubber pad is adhered to the bottom end of the inner sleeve, the bottom end of the rubber pad is adhered to the bottom end inside the outer sleeve, and the rubber pad plays a role in buffering;
the outer end of the outer sleeve is provided with an exhaust hole for balancing air pressure.
Further, a rotating cover is sleeved at the top end of the outer sleeve, and a blocking ring is connected to the bottom end of the rotating cover through a bolt;
the top end of the blocking ring is provided with a fixing ring, and the fixing ring is arranged inside the rotating cover and fixed at the outer end of the outer sleeve, so that the rotating cover is fixed.
Further, the inner top end of the rotating cover is provided with a plurality of balls, the balls are contacted with the top end of the outer sleeve, and the rotating cover can freely rotate;
the sliding seat top is fixedly provided with an extension seat, the top end of the rotating cover is provided with a sliding groove, the top end of the extension seat extends to the top of the rotating cover through the sliding groove, and the extension seat can move inside the sliding groove.
Further, a spherical groove is formed in the top end of the extension seat, a spherical plate is arranged in the spherical groove, the bottom end of the spherical plate is contacted with the inner wall of the spherical groove, and the spherical plate can rotate relative to the spherical groove;
polytetrafluoroethylene coatings for reducing friction force are sprayed on the contact surfaces of the spherical plate and the spherical groove and the contact surfaces of the sliding seat and the inner bottom end of the inner sleeve;
the top end of the spherical plate extends to the top of the spherical groove and is fixedly provided with a top plate, the top plate is connected with a bridge upper structure, the bottom end of the inner sleeve is fixedly provided with a bottom plate, and the bottom plate is connected with a lower structure of the bridge.
(III) beneficial effects
Compared with the prior art, the utility model provides the elastic plastic steel damping support, which has the following beneficial effects:
the sliding seat can move in all directions in the inner sleeve during vibration, the sliding seat can extrude the elastic piece on the inner sleeve inner wall in the corresponding direction after moving, and the elastic piece is utilized to buffer the movement.
Drawings
FIG. 1 is a perspective view of an elastoplastic steel damping mount of the present utility model;
FIG. 2 is a perspective cross-sectional view of the elastoplastic steel damping mount of the present utility model;
FIG. 3 is a perspective view of a rotating cover of the elastoplastic steel damping mount of the present utility model;
FIG. 4 is a view of the internal construction of the inner sleeve of the elastoplastic steel damping mount of the present utility model;
fig. 5 is a perspective view of an elastic member of the elastic plastic steel damping mount of the present utility model.
In (a): 1. a bottom plate; 2. a top plate; 3. a rotary cover; 4. an outer sleeve; 5. an extension seat; 6. a spherical plate; 7. a sliding seat; 8. a buffer mechanism; 801. an elastic member; 802. a fixed rod; 803. a cushion block; 9. an inner sleeve; 10. a rubber pad; 11. a sliding groove; 12. a spherical groove.
Detailed Description
In order that the manner in which the above-recited features, advantages, objects and advantages of the present utility model are obtained, a more particular description of the utility model briefly summarized above may be had by reference to the embodiments thereof which are illustrated in the appended drawings. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order to overcome the defects in the prior art, as shown in fig. 1-5, the utility model provides an elastic plastic steel damping support, which comprises an inner sleeve 9, wherein the bottom end inside the inner sleeve 9 is provided with a sliding seat 7, and a plurality of buffer mechanisms 8 are arranged on the inner wall of the inner sleeve 9;
the buffer mechanism 8 comprises elastic members 801, the elastic members 801 can play a role in buffering through deformation, two fixing rods 802 are arranged in each elastic member 801, the fixing rods 802 are arranged at two corners of the elastic members 801 and are fixed at the bottom end in the inner sleeve 9, cushion blocks 803 are arranged at the outer ends of each elastic member 801, and the cushion blocks 803 are fixed on the inner wall of the inner sleeve 9;
the buffer mechanism 8 is arranged outside the sliding seat 7, and the elastic piece 801 is a rugby-shaped elastic plastic steel frame.
Install this support between the superstructure and the lower part structure of bridge, sliding seat 7 and superstructure are connected fixedly, inner skleeve 9 and lower part structure are connected fixedly, direct fixation does not have rail connection between sliding seat 7 and the inner skleeve 9, consequently, sliding seat 7 can be when vibrations inside sleeve 9 to all directions remove, can extrude the elastic component 801 on the inner skleeve 9 inner wall on corresponding direction after the sliding seat 7 removes, elastic component 801 is rugby type, can take place to warp after receiving the extrusion, thereby utilize the elasticity of buffer gear 8 to cushion the removal of sliding seat 7, and then cushion the relative displacement between the bridge upper and lower structure.
Through the structure, the bridge can move in any direction between the upper structure and the lower structure, and the movement is buffered by the elastic piece 801, so that the flexibility is stronger compared with the traditional support which can only move longitudinally and transversely.
It is necessary to buffer the pressing and stretching in the up-down direction as shown in fig. 1. The outer sleeve 4 is arranged outside the inner sleeve 9, the outer end of the inner sleeve 9 is contacted with the inner wall of the outer sleeve 4, a rubber pad 10 is adhered to the bottom end of the inner sleeve 9, the bottom end of the rubber pad 10 is adhered to the bottom end inside the outer sleeve 4, and the rubber pad 10 plays a role in buffering;
the outer end of the outer sleeve 4 is provided with an exhaust hole for balancing air pressure.
When the bridge upper and lower structures are pressed or stretched against each other, the rubber pad 10 is also pressed or stretched to buffer the forces in the up-down direction.
The top end of the outer sleeve 4 is sleeved with a rotating cover 3, and the bottom end of the rotating cover 3 is connected with a blocking ring through a bolt;
in order to enable the sliding seat 7 to flexibly move, as shown in fig. 2 and 3, the top end of the blocking ring is provided with a fixed ring, and the fixed ring is arranged inside the rotating cover 3 and fixed at the outer end of the outer sleeve 4, so that the rotating cover 3 is fixedly installed.
The top end of the inside of the rotating cover 3 is provided with a plurality of balls which are contacted with the top end of the outer sleeve 4, and the rotating cover 3 can freely rotate;
the top of the sliding seat 7 is fixedly provided with an extension seat 5, the top of the rotating cover 3 is provided with a sliding groove 11, the top of the extension seat 5 extends to the top of the rotating cover 3 through the sliding groove 11, and the extension seat 5 can move in the sliding groove 11.
The rotating cover 3 covers the top end of the outer sleeve 4, so that the sliding seat 7 is prevented from being separated from the inner sleeve 9, the rotating cover 3 can rotate and drive the sliding groove 11 to rotate in all directions, and therefore when the vibration occurs, the extending seat 5 moves under the driving of the sliding seat 7 and drives the rotating cover 3 to rotate through the sliding groove 11, and then the extending seat 5 moves inside the sliding groove 11.
In order to improve the flexibility of the support, as shown in fig. 2 and 3, the top end of the extension seat 5 is provided with a spherical groove 12, a spherical plate 6 is arranged in the spherical groove 12, the bottom end of the spherical plate 6 is contacted with the inner wall of the spherical groove 12, and the spherical plate 6 can rotate relative to the spherical groove 12;
the contact surfaces of the spherical plate 6 and the spherical groove 12 and the contact surfaces of the sliding seat 7 and the inner bottom end of the inner sleeve 9 are respectively sprayed with a polytetrafluoroethylene coating for reducing friction force;
the top of the spherical plate 6 extends to the top of the spherical groove 12 and is fixedly provided with a top plate 2, the top plate 2 is connected with a bridge upper structure, the bottom end of the inner sleeve 9 is fixedly provided with a bottom plate 1, and the bottom plate 1 is connected with a bridge lower structure.
The top plate 2 is connected with the upper structure of the bridge, so that the top plate 2 can incline along with the upper structure of the bridge when the upper structure of the bridge inclines and drives the spherical plate 6 to rotate in the spherical groove 12, and the support can not influence the inclination of the upper structure of the bridge, so that the flexibility is strong.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (5)
1. The elastic plastic steel damping support comprises an inner sleeve (9), wherein a sliding seat (7) is arranged at the bottom end inside the inner sleeve (9), and is characterized in that: a plurality of buffer mechanisms (8) are arranged on the inner wall of the inner sleeve (9);
the buffer mechanism (8) comprises elastic pieces (801), two fixing rods (802) are arranged in each elastic piece (801), the fixing rods (802) are arranged at two corners of the elastic pieces (801) and are fixed at the bottom end in the inner sleeve (9), a cushion block (803) is arranged at the outer end of each elastic piece (801), and the cushion blocks (803) are fixed on the inner wall of the inner sleeve (9);
the buffer mechanism (8) is arranged on the outer side of the sliding seat (7), and the elastic piece (801) is a football-shaped elastoplastic steel frame.
2. The elastoplastic steel damping mount of claim 1, wherein: an outer sleeve (4) is arranged outside the inner sleeve (9), the outer end of the inner sleeve (9) is in contact with the inner wall of the outer sleeve (4), a rubber pad (10) is adhered to the bottom end of the inner sleeve (9), and the bottom end of the rubber pad (10) is adhered to the bottom end inside the outer sleeve (4);
the outer end of the outer sleeve (4) is provided with an exhaust hole for balancing air pressure.
3. The elastoplastic steel damping mount of claim 2, wherein: the top end of the outer sleeve (4) is sleeved with a rotating cover (3), and the bottom end of the rotating cover (3) is connected with a blocking ring through a bolt;
the top end of the blocking ring is provided with a fixing ring, and the fixing ring is arranged inside the rotating cover (3) and is fixed at the outer end of the outer sleeve (4).
4. An elastoplastic steel damping mount as claimed in claim 3, wherein: the top end of the inside of the rotating cover (3) is provided with a plurality of balls, and the balls are contacted with the top end of the outer sleeve (4);
the top of the sliding seat (7) is fixedly provided with an extension seat (5), the top of the rotating cover (3) is provided with a sliding groove (11), and the top of the extension seat (5) extends to the top of the rotating cover (3) through the sliding groove (11).
5. The elastoplastic steel damping mount of claim 4, wherein: the top end of the extension seat (5) is provided with a spherical groove (12), a spherical plate (6) is arranged in the spherical groove (12), and the bottom end of the spherical plate (6) is contacted with the inner wall of the spherical groove (12);
polytetrafluoroethylene coatings for reducing friction force are sprayed on the contact surfaces of the spherical plate (6) and the spherical groove (12) and the contact surfaces of the sliding seat (7) and the inner bottom end of the inner sleeve (9);
the top end of the spherical plate (6) extends to the top of the spherical groove (12) and is fixedly provided with a top plate (2), and the bottom end of the inner sleeve (9) is fixedly provided with a bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320076968.7U CN219137385U (en) | 2023-01-10 | 2023-01-10 | Elastic plastic steel damping support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320076968.7U CN219137385U (en) | 2023-01-10 | 2023-01-10 | Elastic plastic steel damping support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219137385U true CN219137385U (en) | 2023-06-06 |
Family
ID=86601122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320076968.7U Active CN219137385U (en) | 2023-01-10 | 2023-01-10 | Elastic plastic steel damping support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219137385U (en) |
-
2023
- 2023-01-10 CN CN202320076968.7U patent/CN219137385U/en active Active
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| GR01 | Patent grant |