CN219911634U - High-speed railway shock attenuation buffer - Google Patents

High-speed railway shock attenuation buffer Download PDF

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Publication number
CN219911634U
CN219911634U CN202223326414.2U CN202223326414U CN219911634U CN 219911634 U CN219911634 U CN 219911634U CN 202223326414 U CN202223326414 U CN 202223326414U CN 219911634 U CN219911634 U CN 219911634U
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China
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supporting plate
damping
plate
shell
lower supporting
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CN202223326414.2U
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Chinese (zh)
Inventor
高政霞
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Xi'an Automobile Vocational University
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Xi'an Automobile Vocational University
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Priority to CN202223326414.2U priority Critical patent/CN219911634U/en
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Abstract

The utility model discloses a high-speed rail damping and buffering device, which comprises a shell, wherein a lower supporting plate is fixed at the bottom of the shell, and an upper supporting plate which can move relative to the lower supporting plate is arranged at the top of the shell; a primary damping component is arranged between the upper supporting plate and the lower supporting plate, and a secondary damping component is also arranged between the upper supporting plate and the lower supporting plate along the damping direction of the primary damping component; the second-stage damping assembly comprises a second fixed ring arranged on the lower supporting plate, and a second rubber plate which is arranged on the second fixed ring through a second spring and is used for supporting the upper supporting plate together with the first-stage damping assembly in the process that the upper supporting plate is pressed close to the lower supporting plate. The first-level damping component and the second-level damping component are arranged in a layered mode, so that the damping and buffering effects are effectively improved, and the guarantee to the high-speed railway electronic equipment or the electrical equipment can be improved.

Description

High-speed railway shock attenuation buffer
Technical Field
The utility model belongs to the technical field of high-speed rail part equipment damping, and relates to a high-speed rail damping and buffering device.
Background
Along with the rapid development of the construction of high-speed railways in China, high-speed trains and high-speed rails become preferred travel vehicles for people. The high-speed rail has high speed and high damping requirement, so that the high-speed rail can be widely used in damping devices.
Most of the existing high-speed rail damping devices are used for damping through springs, and damping is mainly primary damping. For components with high stability requirements such as electronic equipment or electrical equipment on high-speed rails, the conventional damping device has a general damping effect during high-speed operation, and the equipment performance of the electronic equipment or the electrical equipment on the high-speed rails can be influenced after long-term use.
Disclosure of Invention
The utility model aims to provide a high-speed rail damping buffer device, which solves the problem of general damping effect in the prior art.
The technical scheme adopted by the utility model is that the high-speed rail damping and buffering device comprises a shell, wherein a lower supporting plate is fixed at the bottom of the shell, and an upper supporting plate which can move relative to the lower supporting plate is arranged at the top of the shell; a primary damping component is arranged between the upper supporting plate and the lower supporting plate, and a secondary damping component is also arranged between the upper supporting plate and the lower supporting plate along the damping direction of the primary damping component;
the second-stage damping assembly comprises a second fixed ring arranged on the lower supporting plate, and a second rubber plate which is arranged on the second fixed ring through a second spring and is used for supporting the upper supporting plate together with the first-stage damping assembly in the process that the upper supporting plate is pressed close to the lower supporting plate.
The utility model is also characterized in that:
the first-stage damping component comprises a first guide pillar arranged on the lower supporting plate, the upper supporting plate is slidably arranged on the first guide pillar, a first fixing ring is fixedly arranged at one end of the first guide pillar, which is close to the lower supporting plate, and a first spring sleeved on the first guide pillar is arranged for connecting the first fixing ring and the upper supporting plate.
The first guide posts are arranged in four, and the four first guide posts are uniformly distributed on the lower supporting plate.
One side of the upper supporting plate, which is away from the lower supporting plate, is provided with an upper mounting seat, a plurality of upper studs are arranged on the upper mounting seat, one side of the lower supporting plate, which is away from the upper supporting plate, is provided with a lower mounting seat, and a plurality of lower studs are arranged on the lower mounting seat.
One side of the upper supporting plate, which is close to the lower supporting plate, is provided with a first rubber plate.
The second-stage damping component further comprises two second guide posts which are oppositely arranged on the lower support plate and extend to the upper support plate until the end parts of the second guide posts are lower than the first guide posts, the upper end parts of the second guide posts are sleeved with the second rubber plates in a sliding mode, the second fixing rings are fixed on the second guide posts, and the second springs are connected with the second rubber plates and sleeved with the second fixing rings.
The high-speed railway damping buffer device is used for being close to the tertiary damper that the backup pad can be hindered the second rubber slab downwardly moving to auxiliary stay upper backup pad in-process that upper backup pad is pressed on the second damper.
The three-level damping component comprises an upper slide bar connected with the two second rubber plates and arranged horizontally, and a lower slide bar arranged opposite to the upper slide bar along the direction of the upper support plate approaching to the lower support plate, wherein the upper slide bar is provided with an upper slide ring in a sliding manner, the lower slide bar is provided with a lower slide ring in a sliding manner, and the upper slide ring and the lower slide bar are elastically installed through a third spring;
a connecting rod arranged in a scissor mode is arranged between the upper sliding rod and the lower sliding rod, one end of the connecting rod is hinged with the upper sliding ring, and the other end of the connecting rod is hinged with the lower sliding ring.
The high-speed rail damping buffer device further comprises a shell, wherein the upper supporting plate and the lower supporting plate are arranged in the shell, and a pin shaft which is convenient for installing the connecting rod is arranged in the shell.
The upper end of the shell is provided with a limiting piece which can limit the upward movement of the upper supporting plate.
The shell is cylindrical.
According to the high-speed rail damping and buffering device, the primary damping component and the secondary damping component are arranged in a layered mode, so that the damping and buffering effect is effectively improved, and the guarantee of high-speed rail electronic equipment or electrical equipment can be improved.
Drawings
FIG. 1 is a schematic view showing the structure of an embodiment 1 of a high-speed rail damper device according to the present utility model;
FIG. 2 is a schematic top view of the structure of FIG. 1;
FIG. 3 is a schematic view of the internal front view of FIG. 1;
FIG. 4 is a schematic view showing the internal structure of an embodiment 2 of the high-speed rail damper device of the present utility model;
fig. 5 is a schematic structural view showing a configuration of a tertiary damper assembly on a secondary damper assembly in embodiment 2 of the high-speed rail damper device of the present utility model.
In the figure, 1, a housing, 101, a limiting piece, 2, an upper supporting plate, 3, an upper mounting seat, 301, an upper stud, 4, a first rubber plate, 5, a primary damping component, 501, a first guide post, 502, a first fixing ring, 503, a first spring, 6, a secondary damping component, 601, a second guide post, 602, a second fixing ring, 603, a second spring, 604, a guide sleeve, 605, a second rubber plate, 7, a base, 8, a lower supporting plate, 9, a lower mounting seat, 901, a lower stud, 10, a tertiary damping component, 1001, a third spring, 1002, a slip ring, 1003, an upper sliding rod, 1004, a connecting rod, 1005, a pin, 1006, a lower sliding rod, 1007, a lower slip ring, 1008, and a connecting piece.
Detailed Description
The utility model will be described in detail below with reference to the drawings and the detailed description.
Example 1:
as shown in fig. 1, the high-speed rail damping and buffering device of the utility model comprises a shell 1, which is generally cylindrical, a lower support plate 8 is fixed at the bottom of the shell 1, an upper support plate 2 is arranged inside the shell 1, the upper support plate 2 and the lower support plate 8 are oppositely arranged and are connected through a primary damping component 5, specifically, the primary damping component 5 comprises a first guide post 501, a first fixed ring 502 and a first spring 503, wherein the first guide post 501 is fixedly arranged on the lower support plate 8, the first guide post 501 slides through the upper support plate 2, a fixed ring 502 is fixedly arranged at the lower part of the first guide post 501, the first spring 503 is sleeved on the first guide post 501, one end of the first spring 503 is fixedly connected with the bottom surface of the upper support plate 2, the other end of the first spring 503 is fixedly connected with the first fixed ring 502, in this embodiment, the first guide post 501 is provided with four, and the four first guide posts 501 are uniformly distributed on the lower support plate 8, and other numbers of the first guide posts 501 can also be adopted, so that the upper support plate 2 can stably lean against the lower support plate 8 when pressed, and the primary damping component 5 can damp the upper support plate 2.
Wherein, be equipped with mount pad 3 on the one side that upper support plate 2 deviates from lower backup pad 8, be equipped with a plurality of upper stud 301 on the mount pad 3, be equipped with lower mount pad 9 on the one side that lower backup pad 8 deviates from upper support plate 2, be equipped with a plurality of lower studs 901 on the lower mount pad 9, the mount pad 3 and the mount pad 9 of going up are convenient for the installation application of this embodiment device, also can set up different mount pads and installed part according to the use scene.
As shown in fig. 1 and 2, a limiting member 101 fixed on the housing 1 is provided at the upper end of the first guide pillar 501, when the first spring 503 is provided, the first spring 503 can be provided with a small-amplitude precompression, the upper support plate 2 can be limited to slide upwards by the limiting member 101, and the first spring 503 can be kept in a precompressed state after the upper support plate 2 abuts against the limiting member 101.
As shown in fig. 3, a secondary damping component 6 is further disposed between the upper support plate 2 and the lower support plate 8, the secondary damping component 6 is disposed along the damping direction of the primary damping component 5, that is, the secondary damping component 6 and the primary damping component 5 are all damped along one direction, in this embodiment, the secondary damping component 6 includes a second fixing ring 602 and a second rubber plate 605, where the second fixing ring 602 is disposed on the lower support plate 8, the second rubber plate 605 is disposed on the second fixing ring 602 through a second spring 603, and as mentioned above, in the process that the upper support plate 2 is pressed close to the lower support plate 8, the primary damping component 5 firstly performs buffering damping on the upper support plate 2, after contacting with the secondary damping component 6, the second rubber plate 605 can support the upper support plate 2 together with the primary damping component 5, performing auxiliary buffering damping, and improving the damping effect, and guaranteeing the service performance of electronic or electric devices on the upper mount 3 and the lower mount 9.
The first rubber plate 4 is disposed on the side of the upper support plate 2 near the lower support plate 8, so that the cushioning property is increased when the first rubber plate 4 and the second rubber plate 605 are abutted.
Example 2:
in embodiment 1, the secondary damping assembly 6 is directly disposed between the upper support plate 2 and the lower support plate 8 through the second spring 603, so that the stability is not high, and the buffering and damping performance of the secondary damping assembly is still insufficient when the vehicle is braked emergently in the process of running on high-speed rails.
As shown in fig. 4 and 5, in this embodiment, the secondary damping component 6 further includes two second guide posts 601 oppositely disposed on the lower support plate 8, the second guide posts 601 extend toward the upper support plate 2, and the end is lower than the first guide post 501, the second rubber plate 605 is slidably sleeved on the upper end of the second guide post 601, specifically, a guide sleeve 604 may be disposed at the end of the second guide post 601, a blind hole adapted to the second guide post 601 is disposed in the guide sleeve 604, the second rubber plate 605 is fixed on the guide sleeve 604, the second fixing ring 602 is fixedly mounted on the second guide post 601, the second spring 603 connects the second rubber plate 605 and the second fixing ring 602, and is sleeved on the second guide post 601, so as to stabilize the second rubber plate 605 through the second guide post 601.
In order to further improve the cushioning and damping performance, a tertiary damper assembly 10 is provided on the secondary damper assembly 6. As shown in fig. 5, the three-stage shock absorbing assembly 10 includes an upper slide bar 1003 and a lower slide bar 1006, wherein the upper slide bar 1003 is connected to two second rubber plates 605 and the lower slide bar 1006 is disposed horizontally opposite to the upper slide bar 1003 in a direction of the upper support plate 2 toward the lower support plate 8, specifically, a connecting piece 1008 is disposed on the second fixing ring 602 or the second guide post 601, the lower slide bar 1006 is mounted on the connecting piece 1008, an upper slide ring 1002 is slidably disposed on the upper slide bar 1003, a lower slide ring 1002 is slidably disposed on the lower slide bar 1006, the upper slide ring 1002 and the lower slide ring 1007 are respectively provided with two and are elastically mounted through third springs 1001, specifically, each upper slide ring 1002 is connected to a corresponding guide sleeve 604 through one third spring 1001, each lower slide ring 1007 is connected to a corresponding connecting piece 1008 through one third spring 1001, a scissor-type connecting rod 1004 is disposed between the upper slide bar 1003 and the lower slide bar 1006, as shown in the figure, the two connecting rods 1004 are arranged in scissor-type manner, the pin shafts can be fixedly mounted on the housing 1, one end of each connecting rod 1004 is hinged to the upper slide ring 1002, the other end is hinged to the lower slide ring 1007, and the other end is hinged to the lower slide ring is hinged, and the universal hinge pin shaft can be mounted when hinged.
In the process that the upper supporting plate 2 is pressed to be close to the lower supporting plate 8, the first-stage damping component 5 firstly carries out buffering damping on the upper supporting plate 2, after contacting the second-stage damping component 6, the second rubber plate 605 can support the upper supporting plate 2 together with the first-stage damping component 5 under the action of the second spring 603 to carry out auxiliary buffering damping, meanwhile, the second rubber plate 605 moves downwards, the connecting rod 1004 is in a scissor type expansion mode, the third spring 1001 is pressed to carry out reverse buffering pressing on the connecting rod 1004, and then the connecting rod is enabled to lift the second rubber plate 605 upwards, the second rubber plate 605 is further assisted to carry out buffering damping, the whole damping and buffering performance is improved, and the service performance of electronic or electric equipment on the upper mounting seat 3 and the lower mounting seat 9 is guaranteed.
According to the high-speed rail damping and buffering device, the primary damping component and the secondary damping component are arranged in a layered mode, and the tertiary damping component is arranged on the secondary damping component, so that the damping and buffering performance of the device is further improved, the damping effect can be further improved when the device is used for high-speed rail equipment, and the guarantee on the performance of high-speed rail electronic equipment or electrical equipment is improved.

Claims (10)

1. High-speed railway shock attenuation buffer, its characterized in that: the device comprises a shell (1), wherein a lower supporting plate (8) is fixed at the bottom of the shell (1), and an upper supporting plate (2) which can move relative to the lower supporting plate (8) is arranged at the top of the shell (1); a primary damping component (5) is arranged between the upper supporting plate (2) and the lower supporting plate (8), and a secondary damping component (6) is arranged between the upper supporting plate (2) and the lower supporting plate (8) along the damping direction of the primary damping component (5);
the secondary damping component (6) comprises a second fixed ring (602) arranged on the lower supporting plate (8) and a second rubber plate (605) which is arranged on the second fixed ring (602) through a second spring (603) and is used for supporting the upper supporting plate (2) together with the primary damping component (5) in the process that the upper supporting plate (2) is pressed close to the lower supporting plate (8).
2. The high-speed railway damping and buffering device according to claim 1, wherein the primary damping component (5) comprises a first guide pillar (501) arranged on a lower supporting plate (8), the upper supporting plate (2) is slidably mounted on the first guide pillar (501), a first fixing ring (502) is fixedly mounted on one end, close to the lower supporting plate (8), of the first guide pillar (501), and a first spring (503) sleeved on the first guide pillar (501) is arranged for connecting the first fixing ring (502) and the upper supporting plate (2).
3. The high-speed rail damping and buffering device according to claim 2, wherein four first guide posts (501) are arranged, and the four first guide posts (501) are uniformly distributed on the lower supporting plate (8).
4. The high-speed rail damping and buffering device according to claim 1, wherein an upper mounting seat (3) is arranged on one side, deviating from the lower support plate (8), of the upper support plate (2), a plurality of upper studs (301) are arranged on the upper mounting seat (3), a lower mounting seat (9) is arranged on one side, deviating from the upper support plate (2), of the lower support plate (8), and a plurality of lower studs (901) are arranged on the lower mounting seat (9).
5. The high-speed railway damping and buffering device according to claim 1, characterized in that a first rubber plate (4) is arranged on one side of the upper supporting plate (2) close to the lower supporting plate (8).
6. The high-speed railway damping and buffering device according to any one of claims 1-5, wherein the secondary damping assembly (6) further comprises two second guide posts (601) which are oppositely arranged on the lower support plate (8) and extend to the upper support plate (2) to the end parts lower than the first guide posts (501), the second rubber plate (605) is slidably sleeved on the upper end parts of the second guide posts (601), the second fixing ring (602) is fixed on the second guide posts (601), and the second springs (603) are connected with the second rubber plate (605) and the second fixing ring (602) in a sleeved mode on the second guide posts (601).
7. The high-speed railway shock absorbing and buffering device according to claim 6, further comprising a third-stage shock absorbing assembly (10) arranged on the second-stage shock absorbing assembly (6) and used for preventing the second rubber plate (605) from moving downwards to assist in supporting the upper supporting plate (2) in the process that the upper supporting plate (2) is pressed close to the lower supporting plate (8).
8. The high-speed rail damping and buffering device according to claim 7, wherein the three-stage damping assembly (10) comprises an upper sliding rod (1003) horizontally arranged for connecting two second rubber plates (605) and a lower sliding rod (1006) arranged opposite to the upper sliding rod (1003) along the direction of the upper supporting plate (2) approaching to the lower supporting plate (8), the upper sliding rod (1003) is provided with an upper sliding ring (1002) in a sliding manner, the lower sliding rod (1006) is provided with a lower sliding ring (1007) in a sliding manner, and the upper sliding ring (1002) and the lower sliding rod (1006) are elastically installed through a third spring (1001);
a connecting rod (1004) arranged in a shearing mode is arranged between the upper sliding rod (1003) and the lower sliding rod (1006), one end of the connecting rod (1004) is hinged with the upper sliding ring (1002), and the other end of the connecting rod is hinged with the lower sliding ring (1007).
9. The high-speed railway shock-absorbing and buffering device according to claim 8, further comprising a shell (1), wherein the upper supporting plate (2) and the lower supporting plate (8) are arranged in the shell (1), and a pin shaft (1005) for facilitating installation of the connecting rod (1004) is arranged in the shell (1).
10. The high-speed railway shock-absorbing and buffering device according to claim 9, wherein a limiting piece (101) capable of limiting the upward movement of the upper supporting plate (2) is arranged at the upper end part of the shell (1).
CN202223326414.2U 2022-12-12 2022-12-12 High-speed railway shock attenuation buffer Active CN219911634U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223326414.2U CN219911634U (en) 2022-12-12 2022-12-12 High-speed railway shock attenuation buffer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223326414.2U CN219911634U (en) 2022-12-12 2022-12-12 High-speed railway shock attenuation buffer

Publications (1)

Publication Number Publication Date
CN219911634U true CN219911634U (en) 2023-10-27

Family

ID=88440155

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223326414.2U Active CN219911634U (en) 2022-12-12 2022-12-12 High-speed railway shock attenuation buffer

Country Status (1)

Country Link
CN (1) CN219911634U (en)

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