CN211765589U

CN211765589U - Novel railway switch machine shock attenuation device

Info

Publication number: CN211765589U
Application number: CN202020476212.8U
Authority: CN
Inventors: 范兰新
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-10-27
Anticipated expiration: 2030-04-03

Abstract

The utility model relates to a novel railway switch goat shock attenuation device, it includes the bottom plate, the bottom plate top has set firmly the bumper shock absorber, the bumper shock absorber top has set firmly the sleeve, the spiro union has screw rod two in the sleeve, two lower part spiro unions of screw rod one with sleeve matched with nut one, upper portion spiro union have two nuts two, and a pinhole has been seted up to the side of the top, be equipped with the anticreep round pin in the pinhole. The damping device is arranged on the switch machine supporting plate, the supporting mode of the switch machine supporting plate is changed on the premise of not changing the installation method of the switch machine, the stress condition of the switch machine supporting plate is improved, the vibration amplitude of the switch machine when a high-speed train passes through the switch machine supporting plate can be greatly reduced, the reliability of the switch machine is improved, and the failure rate of the switch machine is reduced. The switch machine has the advantages of no change of the installation structure of the existing switch machine, stable performance, stability, durability, economy and practicality.

Description

Novel railway switch machine shock attenuation device

Technical Field

The utility model relates to a railway switch goat technical field especially relates to a novel railway switch goat shock attenuation device.

Background

With the development of railways in China towards high speed and heavy load, the impact vibration borne by a turnout switch machine is larger and larger, and the installation supporting plate of the turnout switch machine in China at present adopts a cantilever beam structure, wherein a fixed end is installed on a line steel rail, and the turnout switch machine is installed on a cantilever end. The damping device of the railway turnout switch machine has the main functions of reducing the damage of the vibration of the train in the running process to the switch machine and greatly improving the service life of the switch machine and the running safety of the train. At present, a main damping part of a damper adopted by part of road bureaus is a metal spring, high-frequency vibration is not easy to absorb, and the metal spring is easy to break when impact force is large, so that irreversible damage is caused to equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the utility model provides a simple structure, height-adjustable festival, the shock attenuation is effectual, the wide novel railway switch shock attenuation device of application scope.

In order to solve the above problems, the utility model adopts the following technical proposal:

the utility model provides a novel railway switch goat shock attenuation device, its includes the bottom plate, the bottom plate top has set firmly the bumper shock absorber, the bumper shock absorber top has set firmly the sleeve, the spiro union has screw rod two in the sleeve, two lower part spiro unions of screw rod one with sleeve matched with nut one, upper portion spiro union have two nuts two, and a pinhole has been seted up to the top side, be equipped with the anticreep round pin in the pinhole.

As a further improvement, the bottom plate below is provided with a rubber pad, and four corners on the rubber pad and the bottom plate are provided with corresponding connecting holes.

As a further improvement of the utility model, the bottom surface of the rubber pad is provided with a plurality of grooves.

As a further improvement, the center of the top of the shock absorber is provided with a threaded hole, the center of the bottom of the sleeve is provided with a first screw rod, and the screw rod is screwed in the threaded hole.

As a further improvement, the screw rod is provided with a first gasket in a sleeved mode, and an inner diameter of the first gasket is smaller than a sleeve diameter and an outer diameter of the first gasket is larger than the sleeve diameter.

As a further improvement, the side face of the top of the sleeve is provided with a hexagonal rotating part, so that the sleeve can be conveniently rotated by a wrench.

As a further improvement of the utility model, the screw rod two is two be equipped with lock washer, packing ring two and lock washer in proper order between the nut two, the goat layer board is located two between the packing ring two.

As a further improvement of the utility model, the bumper shock absorber is air shock absorber or hydraulic shock absorber.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:

the novel damping device for the railway switch machine, which is provided by the utility model, has simple structure, and can slow down a part of impact force by arranging the rubber pad; the shock absorber adopts an air shock absorber or a hydraulic shock absorber, has excellent nonlinear hard characteristics, can effectively limit the amplitude, avoid resonance, prevent impact and has good high-frequency shock absorption effect; in addition, the rigidity of the air damper or the hydraulic damper has adjustability, the rigidity can be changed by changing the volume of the air chamber or the pressure of the inner cavity, different bearing capacities can be obtained, the requirements of various loads can be met, and the economical efficiency is good; the sleeve and the screw rod are connected together in a threaded mode, the mounting height of the switch machine supporting plate can be adjusted, and the switch machine supporting plate can adapt to mounting of switch machines in different types and different places.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an exploded schematic view of the present invention.

Fig. 3 is a schematic view of the structure of the present invention.

Fig. 4 is a schematic structural view of the middle rubber pad of the present invention.

Wherein: the device comprises a base plate 1, a rubber pad 2, a groove 2-1, a connecting hole 3, a shock absorber 4, a threaded hole 5, a sleeve 6, a rotating part 7, a screw rod I8, a washer I9, a screw rod II 10, a nut I11, a nut II 12, a washer II 13, a check washer 14, a pin hole 15, a switch machine supporting plate 16 and a switch machine 17.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following description of the present invention with reference to the accompanying drawings and specific embodiments is provided for clarity and completeness.

The novel damping device for the railway turnout switch machine comprises a bottom plate 1, a damper 4 is fixedly arranged above the bottom plate 1, a sleeve 6 is fixedly arranged above the damper 4, a screw rod II 10 is screwed in the sleeve 6, a nut I11 matched with the sleeve 6 is screwed on the lower portion of the screw rod II 10, two nuts II 12 are screwed on the upper portion of the screw rod II 12, a pin hole 15 is formed in the side face of the top of the screw rod II, and a drop-proof pin is arranged in the pin hole 15. The internal thread of the inner wall of the sleeve 6 and the first nut 11 form a double-nut structure, and the second screw 10 can be locked after the position of the second screw 10 is adjusted; a switch machine supporting plate 16 is clamped between the two second nuts 12, in this embodiment, a lock washer 14, a second washer 13 and a lock washer 14 are sequentially arranged between the two second nuts 12 of the screw rod two 10, the switch machine supporting plate 16 is located between the two second washers 13, and the switch machine supporting plate 16 is clamped through the two second nuts 12 and the lock washer 14. The second nut 12 on the uppermost side can be prevented from loosening and falling off by providing the anti-falling pin in the pin hole 15. The sleeve 6 and the second screw rod 10 are screwed together, so that the mounting height of the switch machine supporting plate 16 can be adjusted, and the mounting of switch machines 17 in different types and different sites can be adapted.

A rubber pad 2 is arranged below the bottom plate 1, and corresponding connecting holes 3 are formed in the four corners of the rubber pad 2 and the bottom plate 1. The bottom plate 1 is fixed on concrete or a hardened foundation through the connecting holes 3 and the bolts, part of impact force can be relieved through the rubber pads 2, and the bottom surfaces of the rubber pads 2 are provided with a plurality of grooves 2-1 with trapezoidal sections, so that a better buffering and damping effect can be achieved.

The center department is equipped with screw hole 5 in 4 tops of bumper shock absorbers, 6 bottom centers of sleeve department sets firmly screw rod 8, screw rod 8 spiro union is in screw hole 5. A first gasket 9 is sleeved on the first screw rod 8, the inner diameter of the first gasket 9 is smaller than the diameter of the sleeve 6, the outer diameter of the first gasket 9 is larger than the diameter of the sleeve 6, and the stress area between the sleeve 6 and the shock absorber 4 is enlarged through the first gasket 9, so that the strength and the stability of the whole structure are enhanced. The damper 4 and the sleeve 6 are detachably assembled together through the threaded hole 5 and the first screw 8, so that the maintenance of the damping device is facilitated.

6 top side of sleeve is equipped with hexagonal rotating part 7, conveniently rotates through the spanner.

The shock absorber 4 is an air shock absorber or a hydraulic shock absorber. The high-frequency vibration absorber has excellent nonlinear hard characteristics, can effectively limit the amplitude, avoid resonance, prevent impact and has good high-frequency vibration absorption effect; in addition, the rigidity of the air damper or the hydraulic damper has adjustability, the rigidity can be changed by changing the volume of the air chamber or the pressure of the inner cavity, different bearing capacities can be obtained, the requirements of various loads can be met, and the economical efficiency is good.

The utility model provides a damping device installs on goat layer board 16, changes goat layer board 16's supported mode under the prerequisite that does not change goat 17 mounting method, improves its atress situation, and goat 17's amplitude of vibration when but the high-speed train of greatly reduced passes through improves goat 17's reliability, reduces its fault rate. The switch machine has the advantages of no change of the installation structure of the existing switch machine 17, stable performance, stability, durability, economy and practicality.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; 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 technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. The utility model provides a novel railway switch machine shock attenuation device, its characterized in that, it includes bottom plate (1), bottom plate (1) top has set firmly bumper shock absorber (4), bumper shock absorber (4) top has set firmly sleeve (6), threaded connection has two screw rods (10) in sleeve (6), two screw rods (10) lower part spiro union have one with sleeve (6) matched with nut (11), and the upper portion spiro union has two nuts (12), and a pinhole (15) have been seted up to the top side, be equipped with the anticreep round pin in pinhole (15).

2. The novel damping device for railway switch machine as claimed in claim 1, wherein a rubber pad (2) is arranged under the bottom plate (1), and corresponding connecting holes (3) are arranged at four corners of the rubber pad (2) and the bottom plate (1).

3. The shock absorbing device for railway switch machine as claimed in claim 2, wherein said rubber pads (2) are each provided with a plurality of grooves (2-1) on the bottom surface.

4. The novel damping device for the railway switch machine according to claim 1, characterized in that a threaded hole (5) is formed in the center of the upper part of the damper (4), a first threaded rod (8) is fixedly arranged in the center of the bottom of the sleeve (6), and the first threaded rod (8) is screwed in the threaded hole (5).

5. The novel damping device for railway switch machine as claimed in claim 4, wherein said screw rod I (8) is sleeved with washer I (9), said washer I (9) has an inner diameter smaller than the diameter of said sleeve (6) and an outer diameter larger than the diameter of said sleeve (6).

6. The damping device for railway points switch machine according to claim 1, characterized in that the side of the top of said sleeve (6) is provided with a hexagonal rotation part (7) to facilitate the rotation by a wrench.

7. The novel damping device for the railway switch machine as claimed in claim 1, wherein the second screw (10) is provided with a lock washer (14), a second washer (13) and a lock washer (14) in sequence between the two second nuts (12), and the switch machine supporting plate (16) is positioned between the two second washers (13).

8. A new type of damping device for railway points switch machine according to claim 1, characterized in that said shock absorbers (4) are air shock absorbers or hydraulic shock absorbers.