CN219472633U - Anti-seismic support with multistage buffering function - Google Patents

Abstract

The utility model discloses an anti-seismic bracket with a multi-stage buffering function, which has the technical scheme that: including the extension board, extension board top fixedly connected with shell, the shell top sets up to spacedly, and the shell top outside is equipped with places the board, has seted up two standing grooves at placing the board top, places the board bottom and extends to the shell inside and rather than sliding connection, and the beneficial effect of the utility model is: when vertical vibration is received, the placing plate can move downwards, the trapezoid blocks can move downwards, the two moving blocks can be extruded, the distance between the first magnet and the second magnet is reduced, then the damping and buffering effects can be achieved under the action of repulsive force, when the vertical vibration is large, the shell and the supporting plate can move downwards, the four connecting rods can be pulled to enable the piston to move downwards, the springs can be compressed, the damping and buffering effects can be achieved, and the multistage damping and buffering effects can be improved.

Description

Anti-seismic support with multistage buffering function

Technical Field

The utility model relates to the field of anti-seismic supports, in particular to an anti-seismic support with a multistage buffering function.

Background

The cable bridge is divided into a groove type cable bridge, a tray type cable bridge, a step type cable bridge, a grid bridge and other structures, and the bridge needs to be supported by an anti-seismic bracket when being installed;

the existing anti-seismic bracket has poor anti-seismic buffering effect and unsatisfactory buffering effect when in use, and does not have the function of multi-stage buffering, so that improvement is needed;

for this reason, it is necessary to invent an anti-seismic bracket having a multi-stage buffering function.

Disclosure of Invention

Therefore, the utility model provides the anti-seismic bracket with the multi-stage buffering function, so as to solve the problems in the background technology.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides an antidetonation support with multistage buffer function, includes the extension board, extension board top fixedly connected with shell, the shell top sets up to uncovered, the shell top outside is equipped with places the board, place the board top and seted up two standing grooves, place the board bottom and extend to the shell inside and sliding connection with it, the shell is inside to be equipped with two antidetonation subassemblies one, extension board top four corners department all is equipped with antidetonation subassembly two;

the first anti-seismic assembly comprises two positioning rods, the two positioning rods are fixedly connected inside a shell, two moving blocks are sleeved outside the two positioning rods, the two moving blocks are linearly distributed front and back, the outer sides of the two moving blocks are fixedly connected with a first magnet, the outer sides of the two first magnets are respectively provided with a second magnet, the two second magnets are respectively and fixedly connected with inner walls of the front side and the rear side of the shell, the inner sides of the two moving blocks are arc-shaped, a trapezoid block is fixedly connected to the bottom of the placing plate, and the trapezoid block is positioned inside the two moving blocks and is in sliding contact with the two moving blocks;

the anti-seismic assembly II comprises a U-shaped frame I, the U-shaped frame I is fixedly connected to the top of a support plate, a rotating shaft I is fixedly connected to the U-shaped frame I, a connecting rod is sleeved outside the rotating shaft I, a box body is arranged on the top of the support plate, the top of the connecting rod extends to the inside of the box body, a piston is arranged in the box body in a sliding mode, the piston is fixedly connected to the top of the connecting rod, a spring is sleeved outside the connecting rod, two ends of the spring are fixedly connected with the piston and the inner wall of the bottom of the box body respectively, a U-shaped frame II is sleeved outside the top of the box body, a rotating shaft II is fixedly connected to the U-shaped frame II, and the rotating shaft II penetrates through the box body.

Preferably, the moving block is in sliding connection with the positioning rod.

Preferably, the first magnet and the second magnet have the same inner magnetic pole.

Preferably, the connecting rod is in sliding connection with the box body.

Preferably, four through holes which are uniformly distributed in a circumferential shape are formed in the outer part of the box body.

Preferably, the connecting rod is connected with the first rotating shaft through a bearing, and the box body is connected with the second rotating shaft through a bearing.

Preferably, the two sides of the placing plate are fixedly connected with sliding blocks, the two sides of the shell are provided with sliding grooves, and the sliding blocks are embedded in the sliding grooves and are in sliding connection with the sliding grooves.

Preferably, the bottom of the placing plate is fixedly connected with a damper, the bottom end of the damper is fixedly connected with the inner wall of the bottom of the shell, and the damper is positioned at the inner side of the two anti-seismic assemblies.

Preferably, the second top of the U-shaped frame is fixedly connected with a mounting plate, and a plurality of mounting holes are formed in the mounting plate.

The beneficial effects of the utility model are as follows:

1. when vertical vibration is received, the placing plate moves downwards, so that the trapezoidal blocks move downwards, the two moving blocks can be extruded, the distance between the first magnet and the second magnet is reduced, then the damping and buffering effects can be achieved under the action of repulsive force, when the vertical vibration is large, the shell and the supporting plate move downwards, the four connecting rods can be pulled to enable the piston to move downwards, the springs can be compressed, the damping and buffering effects can be achieved, the multistage damping and buffering effects can be achieved, the damping and buffering effects can be improved, and the vibration is reduced to the minimum;

2. the connecting rod is connected with the first rotating shaft through the bearing, the box body is connected with the second rotating shaft through the bearing, and therefore the connecting rod, the first rotating shaft, the box body and the second rotating shaft can move, the spring can be compressed when the device is subjected to horizontal vibration, the device can realize horizontal vibration absorption, and the vibration absorption and buffering effects of the support are further improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.

The structures, proportions, sizes, etc. shown in this description are for the understanding and reading of the disclosure, and are not intended to limit the scope of the utility model, which is defined by the claims, to any structural modifications, changes in proportions, or adjustments of sizes, which may be made by the claims, without departing from the spirit and scope of the utility model, which is otherwise, indicated by the claims

FIG. 1 is a schematic view of the overall structure provided by the present utility model;

FIG. 2 is a front cross-sectional view I of the present utility model;

FIG. 3 is a second front cross-sectional view of the present utility model;

FIG. 4 is a perspective view of an anti-seismic assembly according to the present utility model;

FIG. 5 is a schematic view of the usage state provided by the present utility model;

in the figure: the device comprises a support plate 1, a shell 2, a placing plate 3, a placing groove 4, a positioning rod 5, a moving block 6, a magnet 7, a magnet 8, a trapezoid block 9, a U-shaped frame 10, a rotating shaft 11, a connecting rod 12, a box 13, a piston 14, a spring 15, a U-shaped frame 16, a rotating shaft 17, a through hole 18, a sliding block 19, a damper 20, a mounting plate 21 and a mounting hole 22.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Referring to the accompanying drawings 1-5, the anti-seismic bracket with the multi-stage buffering function comprises a support plate 1, wherein the top of the support plate 1 is fixedly connected with a shell 2, the top of the shell 2 is opened, a placing plate 3 is arranged on the outer side of the top of the shell 2, two placing grooves 4 are formed in the top of the placing plate 3, the bottom end of the placing plate 3 extends into the shell 2 and is in sliding connection with the shell 2, two anti-seismic components I are arranged in the shell 2, and anti-seismic components II are arranged at four corners of the top of the support plate 1;

the first anti-vibration component comprises two positioning rods 5, wherein the two positioning rods 5 are fixedly connected inside a shell 2, two moving blocks 6 are sleeved outside the two positioning rods 5, the two moving blocks 6 are distributed linearly front and back, the outer sides of the two moving blocks 6 are fixedly connected with a first magnet 7, the outer sides of the two first magnets 7 are respectively provided with a second magnet 8, the two second magnets 8 are respectively and fixedly connected with the inner walls of the front side and the rear side of the shell 2, the inner sides of the two moving blocks 6 are respectively arranged in an arc shape, a trapezoidal block 9 is fixedly connected to the bottom of a placing plate 3, and the trapezoidal block 9 is positioned inside the two moving blocks 6 and is in sliding contact with the two moving blocks 6;

the anti-seismic assembly II comprises a U-shaped frame I10, the U-shaped frame I10 is fixedly connected to the top of the support plate 1, a rotating shaft I11 is fixedly connected to the inside of the U-shaped frame I10, a connecting rod 12 is sleeved outside the rotating shaft I11, a box body 13 is arranged at the top of the support plate 1, the top end of the connecting rod 12 extends into the box body 13, a piston 14 is slidably arranged in the box body 13, the piston 14 is fixedly connected to the top end of the connecting rod 12, a spring 15 is sleeved outside the connecting rod 12, two ends of the spring 15 are fixedly connected with the piston 14 and the inner wall of the bottom of the box body 13 respectively, a U-shaped frame II 16 is sleeved outside the top end of the box body 13, a rotating shaft II 17 is fixedly connected to the inside of the U-shaped frame II 16, the rotating shaft II 17 penetrates through the box body 13, a moving block 6 is slidably connected with a positioning rod 5, a magnet I7 has the same magnetic pole as the inner side of a magnet II 8, and the connecting rod 12 is slidably connected with the box body 13;

in this embodiment, when vertical vibration is applied, the placement plate 3 moves downward, so that the trapezoidal block 9 moves downward, so that the two moving blocks 6 can be pressed, so that the distance between the first magnet 7 and the second magnet 8 is reduced, then the damping and buffering effects can be achieved under the action of repulsive force, when vertical vibration is larger, the housing 2 and the support plate 1 move downward, so that the four connecting rods 12 can be pulled to move the piston 14 downward, so that the spring 15 is compressed, and the damping and buffering effects can also be achieved;

in order to achieve the purpose of ventilation between the box 13 and the outside, the device is realized by adopting the following technical scheme: four through holes 18 which are uniformly distributed in a circumferential shape are formed in the outer part of the box body 13, and the through holes 18 are designed to enable the box body 13 to circulate with the air outside, so that the piston 14 can be ensured to move up and down normally;

in order to achieve the purpose of reducing abrasion, the device is realized by adopting the following technical scheme: the connecting rod 12 is connected with the first rotating shaft 11 through a bearing, the box 13 is connected with the second rotating shaft 17 through a bearing, the two can be ensured to move through the bearing connection, and meanwhile, the abrasion can be reduced;

in order to achieve the purpose of stable movement of the placement plate 3, the device is realized by adopting the following technical scheme: the two sides of the placing plate 3 are fixedly connected with the sliding blocks 19, the two sides of the shell 2 are provided with sliding grooves, the sliding blocks 19 are embedded in the sliding grooves and are in sliding connection with the sliding grooves, and the sliding blocks 19 can enable the placing plate 3 to stably move and can play a role in guiding left and right;

in order to achieve the purpose of absorbing repulsive force, the device is realized by adopting the following technical scheme: the bottom of the placing plate 3 is fixedly connected with a damper 20, the bottom end of the damper 20 is fixedly connected with the inner wall of the bottom of the shell 2, the damper 20 is positioned at the inner side of two anti-seismic assemblies I, and the design of the damper 20 can absorb the resilience force of repulsive force and the resilience force of the spring 15;

in order to achieve the installation purpose, the device is achieved by adopting the following technical scheme: the top of the U-shaped frame II 16 is fixedly connected with a mounting plate 21, a plurality of mounting holes 22 are formed in the mounting plate 21, and the device is mounted through the mounting holes 22 and the design of the mounting plate 21 by using bolts.

The application process of the utility model is as follows: when the utility model is used, the bridge is placed in the two placing grooves 4, as shown in fig. 5, then the device is installed through the design of the installation holes 22 and the installation plates 21 by using bolts, when the bridge is subjected to vibration in the vertical direction during use, the placing plates 3 move downwards, the trapezoid blocks 9 move downwards, the two moving blocks 6 can be extruded to enable the moving blocks 6 to move outside the positioning rods 5, the distance between the two moving blocks 6 is increased, the distance between the magnet I7 and the magnet II 8 is reduced, as the magnetic poles on the inner side of the magnet I7 and the magnet II 8 are the same, the repulsive force is increased after the distance is reduced, then the damping and buffering effects can be achieved under the action of the repulsive force, when the vertical vibration is large, the shell 2 and the support plate 1 can move downwards, the four connecting rods 12 can be pulled to enable the piston 14 to move downwards, the springs 15 can be compressed, the effect of damping and buffering can be achieved, the effect of multi-stage damping and buffering can be achieved, and the repulsive force can be reduced to the lowest, and the rebound force can be absorbed by the design of the springs 20;

in the device, the connecting rod 12 is connected with the first rotating shaft 11 through a bearing, the box body 13 is connected with the second rotating shaft 17 through a bearing, and thus the connecting rod 12 and the first rotating shaft 11 and the box body 13 and the second rotating shaft 17 can move, and the spring 15 can be compressed when the device is subjected to horizontal vibration, so that the device can realize the vibration absorption in the horizontal direction, and the vibration absorption and buffering effects of the support are further improved.

The above description is only of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model equivalent thereto using the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.

Claims (9)

1. The utility model provides an antidetonation support with multistage buffer function, includes extension board (1), its characterized in that: the support plate is characterized in that the top of the support plate (1) is fixedly connected with a shell (2), the top of the shell (2) is opened, a placement plate (3) is arranged on the outer side of the top of the shell (2), two placement grooves (4) are formed in the top of the placement plate (3), the bottom end of the placement plate (3) extends to the inside of the shell (2) and is in sliding connection with the inside of the shell, two first anti-seismic components are arranged in the shell (2), and second anti-seismic components are arranged at four corners of the top of the support plate (1);

the first anti-seismic assembly comprises two positioning rods (5), wherein the two positioning rods (5) are fixedly connected inside a shell (2), two moving blocks (6) are sleeved outside the two positioning rods (5), the two moving blocks (6) are distributed linearly front and back, a first magnet (7) is fixedly connected to the outer sides of the two moving blocks (6), a second magnet (8) is arranged on the outer sides of the first magnet (7), the two magnets (8) are fixedly connected to the inner walls of the front side and the rear side of the shell (2) respectively, the inner sides of the two moving blocks (6) are arc-shaped, a trapezoid block (9) is fixedly connected to the bottom of the placing plate (3), and the trapezoid block (9) is positioned on the inner sides of the two moving blocks (6) and is in sliding contact with the two moving blocks (6);

the anti-seismic assembly II comprises a U-shaped frame I (10), the U-shaped frame I (10) is fixedly connected to the top of the support plate (1), a rotating shaft I (11) is fixedly connected to the U-shaped frame I (10), a connecting rod (12) is sleeved outside the rotating shaft I (11), a box body (13) is arranged on the top of the support plate (1), the top of the connecting rod (12) extends to the inside of the box body (13), a piston (14) is arranged in the box body (13) in a sliding mode, the piston (14) is fixedly connected to the top of the connecting rod (12), a spring (15) is sleeved outside the connecting rod (12), two ends of the spring (15) are fixedly connected with the piston (14) and the inner wall of the bottom of the box body (13) respectively, a U-shaped frame II (16) is sleeved outside the top of the box body (13), a rotating shaft II (17) is fixedly connected to the inside of the U-shaped frame II (16), and the rotating shaft II (17) penetrates through the box body (13).

2. The shock-resistant bracket with multi-stage buffering function according to claim 1, wherein: the moving block (6) is connected with the positioning rod (5) in a sliding way.

3. The shock-resistant bracket with multi-stage buffering function according to claim 1, wherein: the magnetic poles of the first magnet (7) and the inner side of the second magnet (8) are the same.

4. The shock-resistant bracket with multi-stage buffering function according to claim 1, wherein: the connecting rod (12) is in sliding connection with the box body (13).

5. The shock-resistant bracket with multi-stage buffering function according to claim 1, wherein: four through holes (18) which are uniformly distributed in a circumferential shape are formed in the outer portion of the box body (13).

6. The shock-resistant bracket with multi-stage buffering function according to claim 1, wherein: the connecting rod (12) is connected with the first rotating shaft (11) through a bearing, and the box body (13) is connected with the second rotating shaft (17) through a bearing.

7. The shock-resistant bracket with multi-stage buffering function according to claim 1, wherein: the sliding blocks (19) are fixedly connected to the two sides of the placing plate (3), sliding grooves are formed in the two sides of the shell (2), and the sliding blocks (19) are embedded in the sliding grooves and are in sliding connection with the sliding grooves.

8. The shock-resistant bracket with multi-stage buffering function according to claim 1, wherein: the bottom of the placing plate (3) is fixedly connected with a damper (20), the bottom end of the damper (20) is fixedly connected with the inner wall of the bottom of the shell (2), and the damper (20) is positioned on the inner side of the two anti-seismic assemblies.

9. The shock-resistant bracket with multi-stage buffering function according to claim 1, wherein: the top of the U-shaped frame II (16) is fixedly connected with a mounting plate (21), and a plurality of mounting holes (22) are formed in the mounting plate (21).