CN218291572U

CN218291572U - Multistage damping support device for bridge design

Info

Publication number: CN218291572U
Application number: CN202222383196.XU
Authority: CN
Inventors: 李克清
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2023-01-13
Anticipated expiration: 2032-09-07

Abstract

The utility model discloses a bridge design is with multistage damping support device, including shock attenuation seat, first cushion chamber, second cushion chamber, fixed cover and dead lever, the bottom fixedly connected with air spring of second cushion chamber inner chamber, the top fixedly connected with fly leaf of air spring, the top fixedly connected with deflector of fly leaf, the top fixedly connected with bearing steel sheet of deflector, the top of bearing steel sheet bonds and has the buffering cushion, the bottom of first cushion chamber inner chamber is inlayed and is equipped with first magnetic sheet. The utility model discloses a buffering cushion, deflector, fly leaf, air spring, first magnetic sheet, second magnetic sheet, guide bar, buffer spring and Z shape rubber block's effect has solved current bridge damping support device shock attenuation mode singleness, and is mostly rigid connection, causes stress concentration easily, and the shock attenuation effect is not good, and then has reduced its life's problem.

Description

Multistage damping support device for bridge design

Technical Field

The utility model relates to a shock mount device technical field specifically is a multistage shock mount device is used in bridge design.

Background

The bridge generally refers to a structure which is erected on rivers, lakes and seas and enables vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass. The bridge generally consists of an upper structure, a lower structure, a support and an auxiliary structure, wherein the upper structure is a main structure for crossing obstacles, the lower structure comprises a bridge abutment, a pier and a foundation, and the support is a force transmission device arranged at the bridge-crossing structure and the pier or the support of the bridge abutment.

And in order to resist external vibration, the bridge usually need set up the shock-absorbing support device, but current bridge shock-absorbing support device shock attenuation mode is single, and mostly is rigid connection, causes stress concentration easily, and the shock attenuation effect is not good, and then has reduced its life, for this reason, we provide a bridge design and use multistage shock-absorbing support device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage damping support device is used in bridge design possesses multistage shock attenuation and the effectual advantage of shock attenuation, and it is single to have solved current bridge damping support device shock attenuation mode, and mostly is rigid connection, causes stress concentration easily, and the shock attenuation effect is not good, and then has reduced its life's problem.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a multistage damping support device is used in bridge design, includes cushion socket, first cushion chamber, second cushion chamber, fixed cover and dead lever, the bottom fixedly connected with air spring of second cushion chamber inner chamber, air spring's top fixedly connected with fly leaf, the top fixedly connected with deflector of fly leaf, the top fixedly connected with bearing steel sheet of deflector, the top of bearing steel sheet bonds there is the buffering cushion, the bottom of first cushion chamber inner chamber inlays and is equipped with first magnetic sheet, the equal fixedly connected with guide bar in upper and lower both ends all around of first cushion chamber, buffer spring has been cup jointed to the one end of guide bar surface, buffer spring's one end fixedly connected with buffer plate, fixedly connected with Z shape block rubber between the inner wall of buffer plate and first cushion chamber, swing joint has the connecting rod between fixed cover and the buffer plate, the bottom fixedly connected with bottom plate of dead lever, the bottom of bottom plate is inlayed and is equipped with the second magnetic sheet.

Preferably, the equal fixedly connected with mounting panel of lower extreme of the cushion socket left and right sides, and the internal surface of mounting panel has seted up the mounting hole, the second cushion chamber has all been seted up at both ends about the cushion socket, first cushion chamber has been seted up to the internal surface of cushion socket middle-end.

Preferably, the material of buffering cushion is elastic rubber, and the thickness of buffering cushion is between one and six centimetres.

Preferably, the middle end of the bottom of the bearing steel plate is fixedly connected with a fixed rod, and the lower end of the outer surface of the fixed rod is fixedly connected with a fixed sleeve.

Preferably, the first magnetic plate and the second magnetic plate correspond in position, and are mutually exclusive.

Preferably, the number of the air springs is multiple, and the distance between two adjacent air springs is equal.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a cooperation of buffering cushion, when making bearing steel sheet and bridge contact, direct rigid contact between the two has been avoided, the ability of shock absorption has been played in the buffering, cooperation through first cushion chamber, when bearing steel sheet receives vibrations, can transmit downwards through deflector and fly leaf, and compression air spring, and then played supplementary shock attenuation ability at the both ends of shock attenuation seat, and ensured the support stability of this device, and simultaneously, when the dead lever drives fixed cover and bottom plate and transmits downwards, under the influence that first magnetic sheet and second magnetic sheet mutual exclusion set up, can play the ability of shock insulation buffering, the separation has continued the transmission downwards of shaking force, and simultaneously, under the assistance of guide bar, fixed cover can drive buffer plate compression buffer spring and Z shape rubber block through the connecting rod, and then improved the buffering shock absorption ability of this device, the effectual purpose of multistage shock attenuation has been satisfied, it is single to have solved current bridge damping support device shock attenuation mode, and mostly be rigid connection, cause stress concentration easily, the shock attenuation effect is not good, and then reduced its life's problem.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic sectional view of the present invention in a front view;

fig. 3 is a schematic view of the matching structure of the fixing rod and the fixing sleeve in a top view state of the present invention.

In the figure: 1. a shock absorbing seat; 2. buffering the rubber cushion; 3. supporting a steel plate; 4. a guide plate; 5. mounting a plate; 6. a connecting rod; 7. fixing a sleeve; 8. fixing the rod; 9. a first buffer chamber; 10. a second buffer chamber; 11. a movable plate; 12. an air spring; 13. a Z-shaped rubber block; 14. a guide rod; 15. a base plate; 16. a first magnetic plate; 17. a second magnetic plate; 18. a buffer plate; 19. a buffer spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, a multi-stage damping support device for bridge design includes a damping mount 1, a first buffer chamber 9, a second buffer chamber 10, a fixing sleeve 7 and a fixing rod 8, wherein the bottom of the inner chamber of the second buffer chamber 10 is fixedly connected with an air spring 12, the top of the air spring 12 is fixedly connected with a movable plate 11, the top of the movable plate 11 is fixedly connected with a guide plate 4, the top of the guide plate 4 is fixedly connected with a bearing steel plate 3, a buffer rubber pad 2 is bonded on the top of the bearing steel plate 3, a first magnetic plate 16 is embedded in the bottom of the inner chamber of the first buffer chamber 9, guide rods 14 are fixedly connected to the upper and lower ends of the periphery of the first buffer chamber 9, a buffer spring 19 is sleeved on one end of the outer surface of each guide rod 14, one end of the buffer spring 19 is fixedly connected with a buffer plate 18, a Z-shaped rubber block 13 is fixedly connected between the buffer plate 18 and the inner wall of the first buffer chamber 9, a connecting rod 6 is movably connected between the fixing sleeve 7 and the buffer plate 18, the bottom of the fixing sleeve 8 is fixedly connected with a bottom plate 15, and the bottom of the fixing rod 15 is embedded with a second magnetic plate 17.

The equal fixedly connected with mounting panel 5 of lower extreme of the 1 left and right sides of cushion socket, and the mounting hole has been seted up to the internal surface of mounting panel 5, and second cushion chamber 10 has all been seted up at both ends about cushion socket 1, and first cushion chamber 9 has been seted up to the internal surface of the 1 middle-end of cushion socket.

Through the setting of mounting panel 5, conveniently install this device to through the setting of second cushion chamber 10 and first cushion chamber 9, realize the ability of main and auxiliary synchronous buffering.

The material of the cushion rubber 2 is elastic rubber, and the thickness of the cushion rubber 2 is between one and six centimeters.

Through the setting of buffering cushion 2 for when bearing steel sheet 3 and bridge contact, avoided direct rigid contact between the two, played the ability of buffering inhaling the shake.

The middle end of the bottom of the bearing steel plate 3 is fixedly connected with a fixed rod 8, and the lower end of the outer surface of the fixed rod 8 is fixedly connected with a fixed sleeve 7.

Through the setting of dead lever 8 and fixed cover 7, conveniently disperse the vibrations power, improved the shock attenuation performance of this device.

The first magnetic plate 16 and the second magnetic plate 17 are corresponding in position, and the first magnetic plate 16 and the second magnetic plate 17 are mutually exclusive.

Through the arrangement of the first magnetic plate 16 and the second magnetic plate 17, the shock insulation and buffering capacity can be realized in a non-contact state, and the transmission of the shock force is isolated.

The number of air springs 12 is plural, and the distance between two adjacent air springs 12 is equal.

The auxiliary buffering capacity of the device can be guaranteed through the arrangement of the air spring 12.

During the use, cooperation through buffering cushion 2, when making bearing steel sheet 3 and bridge contact, direct rigid contact between the two has been avoided, the ability of absorbing shock has been played in the buffering, cooperation through first cushion chamber 9, when bearing steel sheet 3 receives vibrations, can be through deflector 4 and fly leaf 11 downward transmission, and compress air spring 12, and then played supplementary buffering absorbing ability at the both ends of cushion socket 1, and ensured the support stability of this device, simultaneously, when dead lever 8 drives fixed cover 7 and bottom plate 15 downward transmission, under the influence that first magnetic sheet 16 and second magnetic sheet 17 mutual exclusion set up, can play the ability of shock insulation buffering, the separation shaking force has continued downward transmission, and simultaneously, under the assistance of guide bar 14, fixed cover 7 can drive buffer plate 18 compression buffer spring 19 and Z shape rubber block 13 through connecting rod 6, and then improved the buffering shock absorption ability of this device, multistage shock attenuation and effectual purpose of shock attenuation have been satisfied.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bridge design is with multistage damping support device, includes shock absorber (1), first cushion chamber (9), second cushion chamber (10), fixed cover (7) and dead lever (8), its characterized in that: the bottom fixedly connected with air spring (12) of second cushion chamber (10) inner chamber, the top fixedly connected with fly leaf (11) of air spring (12), top fixedly connected with deflector (4) of fly leaf (11), the top fixedly connected with bearing steel sheet (3) of deflector (4), the top of bearing steel sheet (3) bonds and has buffering cushion (2), the bottom of first cushion chamber (9) inner chamber is inlayed and is equipped with first magnetic sheet (16), the equal fixedly connected with guide bar (14) in upper and lower both ends all around of first cushion chamber (9), buffer spring (19) have been cup jointed to the one end of guide bar (14) surface, the one end fixedly connected with buffer board (18) of buffer spring (19), fixedly connected with Z shape rubber block (13) between the inner wall of buffer board (18) and first cushion chamber (9), swing joint has connecting rod (6) between fixed cover (7) and buffer board (18), the bottom fixedly connected with bottom plate (15) of dead lever (8), the bottom of bottom plate (15) inlays and is equipped with second magnetic sheet (17).

2. The multi-stage damping support device for bridge design according to claim 1, wherein: the damping seat is characterized in that the lower ends of the left side and the right side of the damping seat (1) are fixedly connected with mounting plates (5), mounting holes are formed in the inner surface of each mounting plate (5), second buffer cavities (10) are formed in the left end and the right end of the damping seat (1), and first buffer cavities (9) are formed in the inner surface of the middle end of the damping seat (1).

3. The multi-stage damping support device for bridge design according to claim 1, wherein: the material of buffering cushion (2) is elastic rubber, and the thickness of buffering cushion (2) is between one and six centimetres.

4. The multi-stage damping support device for bridge design according to claim 1, wherein: the middle end of bearing steel sheet (3) bottom is fixedly connected with dead lever (8), the fixed cover (7) of lower extreme fixedly connected with of dead lever (8) surface.

5. The multi-stage damping support device for bridge design according to claim 1, wherein: the first magnetic plate (16) corresponds to the second magnetic plate (17), and the first magnetic plate (16) and the second magnetic plate (17) are mutually exclusive.

6. The multi-stage damping support device for bridge design according to claim 1, wherein: the number of the air springs (12) is multiple, and the distance between every two adjacent air springs (12) is equal.