CN212052291U - Bridge damping support - Google Patents
Bridge damping support Download PDFInfo
- Publication number
- CN212052291U CN212052291U CN202020652239.8U CN202020652239U CN212052291U CN 212052291 U CN212052291 U CN 212052291U CN 202020652239 U CN202020652239 U CN 202020652239U CN 212052291 U CN212052291 U CN 212052291U
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- bridge
- damping
- connecting seat
- sliding block
- bearing connecting
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Abstract
The utility model discloses a bridge damping bearing solves the unsatisfactory technical problem that leads to yielding the damage when disasters such as earthquake and wind disaster come to the time of prior art damping bearing shock attenuation effect. The utility model comprises a lower bearing connecting seat, a sliding mechanism arranged on the lower bearing connecting seat, a damping mechanism arranged on the sliding mechanism, and an upper bearing connecting seat arranged on the damping mechanism; the glide machanism is including installing the seat that slides on bearing connecting seat down to and the sliding block of installing in the seat that slides, damper installs on the sliding block. The utility model has the advantages of simple structure and scientific and reasonable design, convenient to use comes temporarily at disasters such as earthquake and wind disaster, makes the bridge beam supports reduce the vibrations of bridge when undertaking the load to can adapt to superstructure's corner and displacement, make superstructure can freely be out of shape and do not produce extra additional internal force, guarantee bridge and shock-absorbing support's safety.
Description
Technical Field
The utility model belongs to the technical field of the bridge beam supports, concretely relates to bridge damping support.
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 and between the bridge piers, 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 forms for bridge engineering include: felt or flat supports, plate rubber supports, ball supports, steel supports, special supports and the like.
Earthquake and wind disasters seriously threaten the survival and development of human beings, along with the improvement of scientific technology and the living standard of people, the capacity of preventing and resisting earthquake and wind disasters is also continuously improved, the earthquake-proof damping support is produced by transportation, the traditional earthquake-proof wind-resistant support improves the earthquake-proof wind-resistant capacity of the structure by improving the structural rigidity, strength and ductility, but the earthquake-proof wind-resistant effect is not ideal, and the stress applied to a bridge cannot be effectively eliminated when the earthquake and the wind disasters arrive, so that the bridge support is deformed and seriously or even damaged.
Therefore, designing a bridge damping support, when disasters such as earthquake and wind disaster occur, the bridge damping support reduces the vibration of the bridge while bearing the load, and can adapt to the corner and displacement of the superstructure, so that the superstructure can be freely deformed without generating additional internal force, and the safety of the bridge and the damping support is ensured, which is a technical problem to be solved urgently by technical personnel in the technical field.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the utility model provides a bridge damping bearing, solve the not ideal technical problem who leads to yielding the damage when disasters such as earthquake and wind disaster come of prior art damping bearing shock attenuation effect.
In order to achieve the above object, the utility model adopts the following technical scheme:
a bridge damping support comprises a lower bearing connecting seat, a sliding mechanism arranged on the lower bearing connecting seat, a damping mechanism arranged on the sliding mechanism, and an upper bearing connecting seat arranged on the damping mechanism; the glide machanism is including installing the seat that slides on bearing connecting seat down to and the sliding block of installing in the seat that slides, damper installs on the sliding block.
Further, the sliding seat is provided with a mounting groove, the sliding block is positioned in the mounting groove, and the sliding block is in clearance fit with the mounting groove.
Furthermore, the bottom surface of the sliding block is provided with a polymer wear-resistant layer, and the polymer wear-resistant layer is in contact with the bottom surface in the mounting groove.
Furthermore, the damping mechanism comprises a guide post arranged on the sliding block and a damping spring sleeved on the guide post, a slotted hole is formed in the upper bearing connecting seat, and the guide post penetrates through the slotted hole.
Furthermore, the upper end of the damping spring is fixedly connected with the upper bearing connecting seat, and the lower end of the damping spring is fixedly connected with the sliding block.
Furthermore, the damping mechanism also comprises a hydraulic cylinder which is arranged on the sliding block and internally stores the liquid body, and a piston which is arranged on the upper bearing connecting seat and is matched with the hydraulic cylinder.
Furthermore, a sealing ring groove is formed in the side wall of the piston, an O-shaped sealing ring is assembled in the sealing ring groove, and the piston is sealed with the inner wall of the hydraulic cylinder through the O-shaped sealing ring.
Furthermore, a liquid storage tank and a liquid flow channel are formed in the side wall of the piston, and the liquid storage tank is communicated with the hydraulic cylinder through the liquid flow channel.
Furthermore, reinforcing ribs are arranged on the side wall of the piston and are all located in the liquid storage tank.
Further, the reservoir is located between the seal ring groove and the hydraulic cylinder.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model has the advantages of simple structure and scientific and reasonable design, convenient to use comes temporarily at disasters such as earthquake and wind disaster, makes the bridge beam supports reduce the vibrations of bridge when undertaking the load to can adapt to superstructure's corner and displacement, make superstructure can freely be out of shape and do not produce extra additional internal force, guarantee bridge and shock-absorbing support's safety.
The utility model discloses mainly include down the bearing connecting seat, go up bearing connecting seat, glide machanism and damper, the lower bearing connecting seat is used for connecting the pier, goes up the bearing connecting seat and is used for connecting the bridge, so realizes being connected between bridge and the pier, glide machanism and damper assemble under between bearing connecting seat and the last bearing connecting seat. Specifically, glide machanism assembles under on the bearing connecting seat, can pass through the bolt-up, it is firm durable, glide machanism is including sliding seat and sliding block, the mounting groove has been seted up to the sliding seat, sliding block assembles to the mounting groove, the mounting groove is the cylindric, sliding block is cylindrical, columniform sliding block suit is in the mounting groove, both are clearance fit, mounting groove diameter ratio sliding block diameter is big 30-80mm, sliding block can remove in the mounting groove, the polymer wearing layer is established to the sliding block bottom surface, the polymer preparation that preferred coefficient of friction is big, frictional force when removing in the relative mounting groove of increasing sliding block, stress when eliminating bridge horizontal displacement.
The damping mechanism of the utility model comprises a guide post, a damping spring sleeved on the guide post, a hydraulic cylinder and a piston assembled in the hydraulic cylinder, wherein the bottom of the hydraulic cylinder is fixedly arranged in the center of the top surface of a sliding block, energy storage liquid is stored in the hydraulic cylinder, the piston is assembled in the hydraulic cylinder in a sealing way and is sealed by an O-shaped sealing ring assembled in a sealing ring groove, in order to increase the sealing performance, a plurality of sealing ring grooves are arranged, the O-shaped sealing ring is assembled in each sealing ring groove, so that the sealing performance is better, the energy storage and damping effects of the hydraulic cylinder can be effectively ensured, when a bridge is subjected to downward displacement due to vertical stress, the piston moves downwards in the hydraulic cylinder, the displacement speed is relieved by the liquid energy storage in the hydraulic cylinder to realize damping, a liquid storage tank is also arranged on the piston, the liquid storage tank is communicated with the hydraulic, the safety of the hydraulic cylinder is ensured.
The utility model discloses guide post fixed mounting is on the sliding block, and its top cover is established in the slotted hole, and the bridge receives vertical downward stress, and damping spring compression energy storage shock attenuation, even in order to make the shock-absorbing support atress, a plurality ofly is established to the guide post, and circumference evenly distributed is in the pneumatic cylinder periphery, and damping spring chooses high strength spring for use, plays main supporting role, and damping spring and pneumatic cylinder cooperate, and the shock attenuation effect is more ideal.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the piston structure of the present invention.
Fig. 3 is a sectional view of the piston of the present invention.
Wherein, the names corresponding to the reference numbers are:
1-lower bearing connecting seat, 2-upper bearing connecting seat, 3-sliding seat, 4-sliding block, 5-mounting groove, 6-high polymer wear-resistant layer, 7-guide column, 8-damping spring, 9-slotted hole, 10-hydraulic cylinder, 11-piston, 12-sealing ring groove, 13-O-shaped sealing ring, 14-liquid storage tank, 15-liquid flow channel and 16-reinforcing rib.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus, it should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; of course, mechanical connection and electrical connection are also possible; alternatively, they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in fig. 1-3, the utility model provides a pair of bridge damping support, simple structure, design scientific and reasonable, convenient to use come temporarily at disasters such as earthquake and wind disaster, make bridge support reduce the vibrations of bridge when undertaking the load to can adapt to superstructure's corner and displacement, make superstructure can freely warp and do not produce extra additional internal force, guarantee bridge and damping support's safety. The utility model comprises a lower bearing connecting seat 1, a sliding mechanism arranged on the lower bearing connecting seat 1, a damping mechanism arranged on the sliding mechanism, and an upper bearing connecting seat 2 arranged on the damping mechanism; the glide machanism is including installing the seat of sliding 3 on bearing connecting seat 1 down to and the sliding block 4 of installing in the seat of sliding 3, damper installs on sliding block 4.
The mounting groove 5 has been seted up on the seat of sliding 3, sliding block 4 is located mounting groove 5, sliding block 4 and 5 clearance fit in mounting groove. The bottom surface of the sliding block 4 is provided with a polymer wear-resistant layer 6, and the polymer wear-resistant layer 6 is in bottom surface contact with the mounting groove 5.
The utility model discloses mainly include down the bearing connecting seat, go up bearing connecting seat, glide machanism and damper, the lower bearing connecting seat is used for connecting the pier, goes up the bearing connecting seat and is used for connecting the bridge, so realizes being connected between bridge and the pier, glide machanism and damper assemble under between bearing connecting seat and the last bearing connecting seat. Specifically, glide machanism assembles under on the bearing connecting seat, can pass through the bolt-up, it is firm durable, glide machanism is including sliding seat and sliding block, the mounting groove has been seted up to the sliding seat, sliding block assembles to the mounting groove, the mounting groove is the cylindric, sliding block is cylindrical, columniform sliding block suit is in the mounting groove, both are clearance fit, mounting groove diameter ratio sliding block diameter is big 30-80mm, sliding block can remove in the mounting groove, the polymer wearing layer is established to the sliding block bottom surface, the polymer preparation that preferred coefficient of friction is big, frictional force when removing in the relative mounting groove of increasing sliding block, stress when eliminating bridge horizontal displacement.
Damper is including locating guide post 7 on sliding block 4 to and the cover establishes damping spring 8 on guide post 7, upward is equipped with slotted hole 9 on the bearing connecting seat 2, and guide post 7 wears to locate in slotted hole 9. The upper end of the damping spring 8 is fixedly connected with the upper bearing connecting seat 2, and the lower end of the damping spring 8 is fixedly connected with the sliding block 4.
Damper still holds the pneumatic cylinder 10 of liquid body including installing on sliding block 4 and to and install on last bearing connecting seat 2 and with the piston 11 of pneumatic cylinder 10 looks adaptation. A sealing ring groove 12 is formed in the side wall of the piston 11, an O-shaped sealing ring 13 is assembled in the sealing ring groove 12, and the piston 11 is sealed with the inner wall of the hydraulic cylinder 10 through the O-shaped sealing ring 13. A liquid storage tank 14 and a liquid flow channel 15 are formed in the side wall of the piston 11, and the liquid storage tank 14 is communicated with the hydraulic cylinder 10 through the liquid flow channel 15. And reinforcing ribs 16 are arranged on the side wall of the piston 11, and the reinforcing ribs 16 are all positioned in the liquid storage tank 14. A reservoir 14 is located between the seal ring channel 12 and the hydraulic cylinder 10.
The damping mechanism of the utility model comprises a guide post, a damping spring sleeved on the guide post, a hydraulic cylinder and a piston assembled in the hydraulic cylinder, wherein the bottom of the hydraulic cylinder is fixedly arranged in the center of the top surface of a sliding block, energy storage liquid is stored in the hydraulic cylinder, the piston is assembled in the hydraulic cylinder in a sealing way and is sealed by an O-shaped sealing ring assembled in a sealing ring groove, in order to increase the sealing performance, a plurality of sealing ring grooves are arranged, the O-shaped sealing ring is assembled in each sealing ring groove, so that the sealing performance is better, the energy storage and damping effects of the hydraulic cylinder can be effectively ensured, when a bridge is subjected to downward displacement due to vertical stress, the piston moves downwards in the hydraulic cylinder, the displacement speed is relieved by the liquid energy storage in the hydraulic cylinder to realize damping, a liquid storage tank is also arranged on the piston, the liquid storage tank is communicated with the hydraulic, the safety of the hydraulic cylinder is ensured.
The utility model discloses guide post fixed mounting is on the sliding block, and its top cover is established in the slotted hole, and the bridge receives vertical downward stress, and damping spring compression energy storage shock attenuation, even in order to make the shock-absorbing support atress, a plurality ofly is established to the guide post, and circumference evenly distributed is in the pneumatic cylinder periphery, and damping spring chooses high strength spring for use, plays main supporting role, and damping spring and pneumatic cylinder cooperate, and the shock attenuation effect is more ideal.
Finally, it should be noted that: the above embodiments are only preferred embodiments of the present invention to illustrate the technical solution of the present invention, but not to limit the same, and certainly not to limit the scope of the present invention; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention; that is, the technical problems solved by the present invention are still consistent with the present invention, and all the modifications or colors made in the spirit and the idea of the main design of the present invention are included in the protection scope of the present invention; in addition, will the technical scheme of the utility model direct or indirect application is in other relevant technical field, all including on the same reason the utility model discloses an in the patent protection scope.
Claims (10)
1. The utility model provides a bridge damping bearing which characterized in that: the device comprises a lower bearing connecting seat (1), a sliding mechanism arranged on the lower bearing connecting seat (1), a damping mechanism arranged on the sliding mechanism, and an upper bearing connecting seat (2) arranged on the damping mechanism; the sliding mechanism comprises a sliding seat (3) arranged on the lower bearing connecting seat (1) and a sliding block (4) arranged in the sliding seat (3) in a sliding mode, and the damping mechanism is arranged on the sliding block (4).
2. The bridge damping bearer according to claim 1, characterized in that: the sliding seat is characterized in that a mounting groove (5) is formed in the sliding seat (3), the sliding block (4) is located in the mounting groove (5), and the sliding block (4) is in clearance fit with the mounting groove (5).
3. The bridge damping bearer according to claim 2, characterized in that: the bottom surface of the sliding block (4) is provided with a polymer wear-resistant layer (6), and the polymer wear-resistant layer (6) is in contact with the inner bottom surface of the mounting groove (5).
4. The bridge damping bearer according to claim 1, characterized in that: the damping mechanism comprises a guide post (7) arranged on the sliding block (4) and a damping spring (8) sleeved on the guide post (7), a slotted hole (9) is formed in the upper bearing connecting seat (2), and the guide post (7) penetrates through the slotted hole (9).
5. The bridge damping bearer according to claim 4, wherein: the upper end of the damping spring (8) is fixedly connected with the upper bearing connecting seat (2), and the lower end of the damping spring (8) is fixedly connected with the sliding block (4).
6. The bridge damping bearer according to claim 4, wherein: the damping mechanism further comprises a hydraulic cylinder (10) which is arranged on the sliding block (4) and internally stores liquid, and a piston (11) which is arranged on the upper bearing connecting seat (2) and is matched with the hydraulic cylinder (10).
7. The bridge damping bearer according to claim 6, wherein: a sealing ring groove (12) is formed in the side wall of the piston (11), an O-shaped sealing ring (13) is assembled in the sealing ring groove (12), and the piston (11) is sealed with the inner wall of the hydraulic cylinder (10) through the O-shaped sealing ring (13).
8. The bridge damping bearer according to claim 6, wherein: a liquid storage tank (14) and a liquid flow channel (15) are formed in the side wall of the piston (11), and the liquid storage tank (14) is communicated with the hydraulic cylinder (10) through the liquid flow channel (15).
9. The bridge shock mount of claim 8, wherein: and reinforcing ribs (16) are arranged on the side wall of the piston (11), and the reinforcing ribs (16) are all positioned in the liquid storage tank (14).
10. The bridge shock mount of claim 8, wherein: the liquid storage tank (14) is positioned between the seal ring groove (12) and the hydraulic cylinder (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020652239.8U CN212052291U (en) | 2020-04-26 | 2020-04-26 | Bridge damping support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020652239.8U CN212052291U (en) | 2020-04-26 | 2020-04-26 | Bridge damping support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212052291U true CN212052291U (en) | 2020-12-01 |
Family
ID=73518645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020652239.8U Expired - Fee Related CN212052291U (en) | 2020-04-26 | 2020-04-26 | Bridge damping support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212052291U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112726393A (en) * | 2020-12-28 | 2021-04-30 | 朱锋 | Damping support with matching structure for bridge design |
| CN113265955A (en) * | 2021-06-22 | 2021-08-17 | 中交路桥建设有限公司 | Method for supporting beam body without deformation and load change and support system |
| CN113882234A (en) * | 2021-08-25 | 2022-01-04 | 浙大宁波理工学院 | Bridge with anti-seismic pins |
| CN113265955B (en) * | 2021-06-22 | 2024-10-25 | 中交路桥建设有限公司 | Method and bracket system for deformation-free load supporting beam body |
-
2020
- 2020-04-26 CN CN202020652239.8U patent/CN212052291U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112726393A (en) * | 2020-12-28 | 2021-04-30 | 朱锋 | Damping support with matching structure for bridge design |
| CN113265955A (en) * | 2021-06-22 | 2021-08-17 | 中交路桥建设有限公司 | Method for supporting beam body without deformation and load change and support system |
| CN113265955B (en) * | 2021-06-22 | 2024-10-25 | 中交路桥建设有限公司 | Method and bracket system for deformation-free load supporting beam body |
| CN113882234A (en) * | 2021-08-25 | 2022-01-04 | 浙大宁波理工学院 | Bridge with anti-seismic pins |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |