CN217207490U

CN217207490U - Vibration isolation device for combined rail transit

Info

Publication number: CN217207490U
Application number: CN202123204396.6U
Authority: CN
Inventors: 蔡陈之; 邓苏鹏; 高磊
Original assignee: Central South University
Current assignee: Central South University
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-08-16
Anticipated expiration: 2031-12-17

Abstract

The utility model belongs to vibration isolation equipment field, especially, modular vibration isolation device for track traffic, the on-line screen storage device comprises a base, the outer tube is installed at the top of base, slidable mounting has interior sleeve pipe in the outer tube, be equipped with guiding mechanism between outer tube and the interior sleeve pipe, interior sheathed tube top fixed mounting has the roof, and the intraductal fixed mounting of endotheca has the reinforcing plate, and the intraductal fixed mounting of outer tube has the baffle, is equipped with a plurality of just spring one between baffle and the reinforcing plate, and the bottom fixed mounting of reinforcing plate has the rack plate, is equipped with damping mechanism between rack plate and the base, and two rectangular holes have been seted up at the top of baffle, and slidable mounting has the rectangular rod in the rectangular hole, and the top fixed mounting of rectangular rod has the push pedal, is equipped with just spring two between push pedal and the reinforcing plate. The utility model relates to a rationally, through the cooperation of rigid spring one, rigid spring two and damping material, can improve vibration isolation device's vibration isolation performance.

Description

Vibration isolation device for combined rail transit

Technical Field

The utility model relates to a vibration isolation equipment technical field especially relates to a vibration isolation device is used in modular track traffic.

Background

Urban rail transit is increasingly becoming an important means for solving urban traffic congestion. When the subway train moves, the stress generated by the contact surface of the wheels and the steel rail also moves, the stress distribution in the motion is transmitted to the surrounding contact surface, a basic motion stress field is formed, and secondary vibration and noise of nearby underground structures and buildings are induced. Vibration tests show that vibration has a great influence on the safety of buildings along the line, the normal use of laboratories and the life of residents living around subways.

One part of the isolation device adopts rubber for vibration isolation, but because the horizontal rigidity of the rubber is small, the floating plate system can be greatly deformed under the inertia effect of the subway train to influence the use of the system, and therefore the combined vibration isolation device for the rail transit is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the vibration isolation device for combined rail transit has the defects that the floating plate system has great deformation and the system is influenced to use because the horizontal rigidity of rubber is small in the prior art and under the inertia effect of the subway train, and the vibration isolation device is provided.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a modular vibration isolation mounting for track traffic, the on-line screen storage device comprises a base, the outer tube is installed at the top of base, slidable mounting has interior sleeve pipe in the outer tube, be equipped with guiding mechanism between outer tube and the interior sleeve pipe, interior sheathed tube top fixed mounting has the roof, interior sheathed tube fixed mounting has the reinforcing plate, the intraductal fixed mounting of outer tube has the baffle, be equipped with a plurality of just spring one between baffle and the reinforcing plate, the bottom fixed mounting of reinforcing plate has the rack plate, be equipped with damping mechanism between rack plate and the base, two rectangular holes have been seted up at the top of baffle, slidable mounting has the rectangle pole in the rectangular hole, the top fixed mounting of rectangle pole has the push pedal, be equipped with just spring two between push pedal and the reinforcing plate, be equipped with drive mechanism between rack plate and the rectangle pole.

Preferably, the guide mechanism comprises a guide groove and a guide rod, the guide groove is formed in the inner wall of the outer sleeve, the guide rod is fixedly arranged on the inner sleeve, and the guide rod is connected with the guide groove in a sliding mode.

Preferably, the damping mechanism comprises a placing cylinder, a damping material and a push rod, the placing cylinder is installed on the base, the damping material is arranged in the placing cylinder, the push rod is fixedly arranged at the bottom of the rack plate, and the push rod is matched with the damping material.

Preferably, a guide hole is formed in one side of the rectangular rod, and rack rods are mounted on the inner wall of the top and the inner wall of the bottom of the guide hole.

Preferably, drive mechanism includes transmission shaft, driving gear and driven gear, the transmission shaft rotates and sets up on the inner wall of two rectangular holes, and the driving gear is fixed to be set up on the transmission shaft, and the driving gear meshes with the rack board mutually, and driven gear is fixed to be set up on the transmission shaft, and driven gear meshes with the rack bar mutually.

Preferably, a plurality of limiting rods are fixedly mounted at the bottom of the inner sleeve, limiting holes are formed in the top of the partition plate, and the limiting rods are connected with the corresponding limiting holes in a sliding mode.

Preferably, the top of the partition plate is provided with a sliding hole, and the rack plate is connected with the corresponding sliding hole in a sliding manner.

Preferably, the rotating holes are formed in one side, close to each other, of each rectangular hole, and the transmission shaft is rotatably connected with the rotating holes.

The utility model has the advantages that:

1. when vibration occurs, the top plate pushes the inner sleeve to move, the inner sleeve can drive the reinforcing plate to move, the reinforcing plate can compress the rigid spring, the reinforcing plate can drive the rack plate and the push rod to move downwards, and the push rod can extrude the damping material;

2. when the rack plate moves downwards, the rack plate can drive the driving gear to rotate, the driving gear can drive the driven gear to rotate through the transmission shaft, the driven gear can drive the rectangular rod to move upwards through the rack rod, the rectangular rod can push the push plate to move upwards, and the rigid spring II can be extruded through the movement of the reinforcing plate and the push plate, so that the vibration isolation performance can be improved.

Drawings

Fig. 1 is a schematic perspective view of a combined vibration isolation device for rail transit according to the present invention;

fig. 2 is a schematic front view of the vibration isolation device for a combined track traffic system according to the present invention;

fig. 3 is a schematic structural view of a part a of a combined vibration isolation device for rail transit according to the present invention;

fig. 4 is a schematic structural diagram of a part B of the vibration isolation device for combined track traffic provided by the present invention.

In the figure: 1. a base; 2. an outer sleeve; 3. an inner sleeve; 4. a top plate; 5. a reinforcing plate; 6. a partition plate; 7. a first rigid spring; 8. a guide mechanism; 9. a rack plate; 10. a push rod; 11. placing the cylinder; 12. a damping material; 13. a rectangular hole; 14. a rectangular bar; 15. pushing the plate; 16. a second rigid spring; 17. a guide hole; 18. a rack bar; 19. a drive shaft; 20. a driving gear; 21. a driven gear.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present, and the "disposed" refers to an existing connection, whether connected, mounted, secured, or permanently connected. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example one

Referring to fig. 1-4, a modular vibration isolation device for track traffic, including base 1, outer tube 2 is installed at the top of base 1, slidable mounting has interior sleeve pipe 3 in outer tube 2, be equipped with guiding mechanism 8 between outer tube 2 and the interior sleeve pipe 3, the top fixed mounting of interior sleeve pipe 3 has roof 4, fixed mounting has reinforcing plate 5 in interior sleeve pipe 3, fixed mounting has baffle 6 in outer tube 2, be equipped with a plurality of just spring 7 between baffle 6 and the reinforcing plate 5, the bottom fixed mounting of reinforcing plate 5 has rack plate 9, be equipped with damping mechanism between rack plate 9 and the base 1, two rectangular holes 13 have been seted up at the top of baffle 6, slidable mounting has rectangular rod 14 in the rectangular hole 13, the top fixed mounting of rectangular rod 14 has push pedal 15, be equipped with just spring two 16 between push pedal 15 and the reinforcing plate 5, be equipped with drive mechanism between rack plate 9 and the rectangular rod 14.

In the embodiment, the guide mechanism 8 comprises a guide groove and a guide rod, the guide groove is arranged on the inner wall of the outer sleeve 2, the guide rod is fixedly arranged on the inner sleeve 3 and is connected with the guide groove in a sliding way, the damping mechanism comprises a placing barrel 11, a damping material 12 and a push rod 10, the placing barrel 11 is arranged on the base 1, the damping material 12 is arranged in the placing barrel 11, the push rod 10 is fixedly arranged on the bottom of the rack plate 9, the push rod 10 is matched with the damping material 12, one side of the rectangular rod 14 is provided with a guide hole 17, rack rods 18 are arranged on the inner wall of the top and the inner wall of the bottom of the guide hole 17, the transmission mechanism comprises a transmission shaft 19, a driving gear 20 and a driven gear 21, the transmission shaft 19 is rotatably arranged on the inner walls of the two rectangular holes 13, the driving gear 20 is fixedly arranged on the transmission shaft 19, the driving gear 20 is meshed with the rack plate 9, the driven gear 21 is fixedly arranged on the transmission shaft 19, and driven gear 21 meshes with rack bar 18 mutually, and the bottom fixed mounting of interior sleeve pipe 3 has a plurality of gag lever posts, and spacing hole has been seted up at the top of baffle 6, gag lever post and the spacing hole sliding connection who corresponds, and the sliding hole has been seted up at the top of baffle 6, rack plate 9 and the sliding hole sliding connection who corresponds, and rotatory hole has all been seted up to the one side that two rectangular holes 13 are close to each other, and transmission shaft 19 rotates with rotatory hole and is connected.

Example two

In this embodiment, the guide mechanism 8 includes a guide groove and a guide rod, the guide groove is opened on the inner wall of the outer sleeve 2, the guide rod is fixedly arranged on the inner sleeve 3, and the guide rod is slidably connected with the guide groove, so that the inner sleeve 3 can be stably moved by being provided with the guide mechanism.

In this embodiment, damping mechanism is including placing a section of thick bamboo 11, damping material 12 and push rod 10, places a section of thick bamboo 11 and installs on base 1, is equipped with damping material 12 in placing a section of thick bamboo 11, and push rod 10 is fixed to be set up on the bottom of rack plate 9, and push rod 10 and damping material 12 looks adaptation can improve the vibration isolation performance through being provided with damping mechanism.

In this embodiment, guiding hole 17 has been seted up to one side of rectangular bar 14, rack bar 18 is installed on the top inner wall of guiding hole 17 and on the bottom inner wall, drive mechanism includes transmission shaft 19, driving gear 20 and driven gear 21, transmission shaft 19 rotates and sets up on the inner wall of two rectangular holes 13, driving gear 20 is fixed to be set up on transmission shaft 19, driving gear 20 meshes with rack plate 9 mutually, driven gear 21 is fixed to be set up on transmission shaft 19, and driven gear 21 meshes with rack bar 18 mutually, rack plate 9's removal can drive rectangular bar 14 through drive mechanism and remove.

In this embodiment, a plurality of limiting rods are fixedly mounted at the bottom of the inner sleeve 3, limiting holes are formed in the top of the partition plate 6, the limiting rods are slidably connected with the corresponding limiting holes, and the inner sleeve 3 can be guided by the limiting rods and the limiting holes.

In this embodiment, the sliding hole has been seted up at the top of baffle 6, and rack plate 9 and the sliding hole sliding connection who corresponds can make rack plate 9 carry out stable removal through being provided with the sliding hole.

In this embodiment, the rotatory hole has all been seted up to one side that two rectangular hole 13 are close to each other, and transmission shaft 19 rotates with rotatory hole to be connected, through being provided with rotatory hole, can make transmission shaft 19 carry out stable rotation.

The utility model discloses in, when the emergence vibration, make roof 4 promote interior sleeve pipe 3 and remove, interior sleeve pipe 3 can drive reinforcing plate 5 and remove, reinforcing plate 5 can compress rigid spring 7, reinforcing plate 5 can drive rack plate 9 and push rod 10 downstream, push rod 10 can extrude promotion damping material 12, when rack plate 9 downstream, rack plate 9 can drive driving gear 20 and rotate, driving gear 20 can drive driven gear 21 through transmission shaft 19 and rotate, driven gear 21 can drive rectangular pole 14 rebound through rack pole 18, rectangular pole 14 can promote push pedal 15 rebound, through reinforcing plate 5 and push pedal 15's removal, can extrude rigid spring two 16, can be to improving vibration isolation performance.

It is right above the utility model provides a modular vibration isolation mounting for track traffic has carried out the detailed introduction. The principles and embodiments of the present invention have been explained herein using specific embodiments, which are merely used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The utility model provides a vibration isolation device for combined track traffic, includes base (1), its characterized in that, outer tube (2) is installed at the top of base (1), slidable mounting has interior sleeve pipe (3) in outer tube (2), be equipped with guiding mechanism (8) between outer tube (2) and interior sleeve pipe (3), the top fixed mounting of interior sleeve pipe (3) has roof (4), interior sleeve pipe (3) fixed mounting has reinforcing plate (5), fixed mounting has baffle (6) in outer tube (2), be equipped with a plurality of just spring one (7) between baffle (6) and reinforcing plate (5), the bottom fixed mounting of reinforcing plate (5) has rack plate (9), be equipped with damping mechanism between rack plate (9) and base (1), two rectangular hole (13) have been seted up at the top of baffle (6), sliding mounting has rectangle pole (14) in rectangular hole (13), the top fixed mounting of rectangle pole (14) has push pedal (15), be equipped with between push pedal (15) and reinforcing plate (5) just spring two (16), be equipped with drive mechanism between rack plate (9) and rectangle pole (14).

2. The vibration isolation device for combined rail transit according to claim 1, wherein the guide mechanism (8) comprises a guide groove and a guide rod, the guide groove is formed on the inner wall of the outer sleeve (2), the guide rod is fixedly arranged on the inner sleeve (3), and the guide rod is slidably connected with the guide groove.

3. The vibration isolation device for the combined rail transit according to claim 1, wherein the damping mechanism comprises a placing cylinder (11), a damping material (12) and a push rod (10), the placing cylinder (11) is installed on the base (1), the damping material (12) is arranged in the placing cylinder (11), the push rod (10) is fixedly arranged on the bottom of the rack plate (9), and the push rod (10) is matched with the damping material (12).

4. The vibration isolation apparatus for the combined rail transit as claimed in claim 1, wherein a guide hole (17) is formed at one side of the rectangular bar (14), and rack bars (18) are installed on the top inner wall and the bottom inner wall of the guide hole (17).

5. The combined vibration isolation device for rail transit according to claim 1, wherein the transmission mechanism comprises a transmission shaft (19), a driving gear (20) and a driven gear (21), the transmission shaft (19) is rotatably disposed on the inner walls of the two rectangular holes (13), the driving gear (20) is fixedly disposed on the transmission shaft (19), the driving gear (20) is engaged with the rack plate (9), the driven gear (21) is fixedly disposed on the transmission shaft (19), and the driven gear (21) is engaged with the rack bar (18).

6. The combined vibration isolation device for rail transit according to claim 1, wherein a plurality of limiting rods are fixedly mounted at the bottom of the inner sleeve (3), limiting holes are formed at the top of the partition plate (6), and the limiting rods are slidably connected with the corresponding limiting holes.

7. The vibration isolation device for the combined rail transit as claimed in claim 1, wherein the top of the partition plate (6) is provided with a sliding hole, and the rack plate (9) is slidably connected with the corresponding sliding hole.

8. The vibration isolation device for combined rail transit according to claim 1, wherein one side of each of the two rectangular holes (13) close to each other is provided with a rotating hole, and the transmission shaft (19) is rotatably connected with the rotating holes.