CN216842889U

CN216842889U - Collector ring vibration reduction type shell device for rail transit vehicle

Info

Publication number: CN216842889U
Application number: CN202121833404.0U
Authority: CN
Inventors: 张迪
Original assignee: Sichuan City Track Traffic Material Co ltd
Current assignee: Sichuan City Track Traffic Material Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-06-28
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses a collector ring damping type shell device for rail transit vehicle belongs to rail transit technical field, which comprises a housin, the amortization cover is installed in the parcel of the casing outside, amortization cover outside cover is installed wave type buffering rubber ring cover, the welding of casing left end has the round pin ear of wearing, it inlays in the butt joint piece to wear the round pin ear, the equal welded mounting of lower extreme has the installation ear on the casing left side, the installation ear passes through fixing bolt fixed mounting on wheel hub, the mass flow ring body is installed at the inside center of casing. The utility model relates to a novelty, the operation of being convenient for and excellent in use effect can improve buffering damping effect, can cushion the damping protection to the collector ring effectively to improved the firm power of installation, prevented that the collector ring from coming off and damaging, still can subtract the noise of the rotatory production of wheel hub and disappear, prevent to cause noise pollution.

Description

Collector ring vibration reduction type shell device for rail transit vehicle

Technical Field

The utility model relates to a rail transit technical field especially relates to a collector ring damping type shell device for rail transit vehicle.

Background

The collector ring shell device is an important part for connecting a collector ring and wheels and is also a device for leading out signals on a rotating part and transmitting the signals to a fixed measuring instrument, so that the signal transmission of a relative rotating mechanism is realized, and the main function of applying the collector ring on a high-speed train is to transmit state signals of rotating wheels to a vehicle instrument in the train, so that the running safety of the train and the monitoring and evaluation of the state of a railway line are realized. When the collector ring is used, the collector ring is firmly connected to the wheel pair, so that the rotation between the collector ring and the wheel pair is prevented, and the large-amplitude vibration of the wheel pair is prevented from being transmitted to the collector ring.

Patent No. CN203115007U discloses a slip ring vibration damping housing arrangement for rail transit vehicles. Comprising a carrier device for mounting a slip ring inside thereof, rubber vibration-damping devices in direct contact with wheel sets of rail transit vehicles on the peripheral circumference of the carrier device, and attachment support devices for attaching the carrier device to the wheel sets. Through adopting foretell technical scheme, the utility model provides a reinforcing damping performance improves collector ring life, the cost-effective collector ring damping type shell device that is used for rail transit vehicle. It still has characteristics such as dismouting is simple, practices thrift the manpower, raises the efficiency.

The above patents have the following disadvantages: 1. the buffering and vibration damping effect is poor, and the slip ring cannot be effectively protected by buffering and vibration damping; 2. the mounting mode is simple, the fixing force is not provided, and the slip ring is easy to fall off and damage; 3. the noise generated by the rotation of the hub can not be reduced and eliminated, and the noise pollution is easy to cause. To this end, we propose a slip ring vibration damping type housing arrangement for rail transit vehicles.

SUMMERY OF THE UTILITY MODEL

The utility model provides a collector ring vibration damping type shell device for rail transit vehicles, which has novel design, convenient operation and good use effect, aims to improve the damping effect through a damping spring and a wave-shaped damping rubber ring sleeve, and can effectively carry out damping protection on the collector ring; the mounting lug and the pin penetrating lug can improve the mounting firmness and prevent the collector ring from falling off and being damaged; through amortization cover and high pass noise elimination hole, can subtract the noise that the wheel hub rotation produced, prevent to cause noise pollution.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of collector ring damping type shell device for rail transit vehicle, which comprises a housin, the amortization cover is installed in casing outside parcel, amortization cover outside cover is installed wave type buffering rubber ring cover, the welding of casing left end has the round pin ear of wearing, it inlays in the butt joint piece to wear the round pin ear, the equal welded mounting of lower extreme has the installation ear on the casing left side, the installation ear passes through fixing bolt fixed mounting on wheel hub, the mass flow ring body is installed at the inside center of casing.

Optionally, the left end of the wheel hub is welded with a wheel shaft, the right side wall of the wheel hub is forged with a butt-joint block, and the butt-joint block is provided with a pin-penetrating lug which penetrates through and is fixed in the butt-joint block through a pin bolt.

Optionally, the outer side of the current collecting ring body is connected to the inner side wall of the shell through a vibration damping spring.

Optionally, the wave-shaped buffer rubber ring sleeve covers and wraps the mounting ear and the outer part of the shell at the same time.

Optionally, a honeycomb silencing cavity is tightly arranged inside the silencing sleeve.

Optionally, the interior of the wave-shaped buffer rubber ring sleeve is compounded by soft rubber, and countless high-pass silencing holes are formed in the soft rubber in a conduction mode.

The utility model has the advantages as follows:

1. the utility model relates to a novelty, be convenient for operation and excellent in use effect, through being equipped with damping spring and wave type buffering rubber ring cover, when wheel hub walking is rotatory, can transmit the mass flow ring and produce the vibration, when the mass flow ring body is transmitted in the vibration, the damping spring that can pass through the mass flow ring body outside subtracts the damping to it, buffering damping has been carried out from the casing is inside, and the outside wave type buffering rubber ring cover of casing is wave type broken line formula, the effect that compression buffering and amplitude offset has, buffering damping has been carried out from the casing outside, the common damping's of internal and external formula design has been adopted, so, can improve buffering damping effect, can buffer damping protection to the mass flow ring effectively.

2. The utility model discloses a be equipped with the installation ear and wear the round pin ear, when the installation collector ring, inlay the butt joint piece on the wheel hub lateral wall with wearing the round pin ear on the casing in, the reuse cotter pin transversely runs through in wearing the round pin ear, inlay and insert in the butt joint piece, utilize the screw thread to screw in the threaded hole of butt joint piece, and the installation ear in the casing outside can hug closely on the wheel hub lateral wall, screw the installation through fixing bolt, the design of dual fail-safe installation has been adopted, so, can improve the firm power of installation, prevent that the collector ring from droing and damaging.

3. The utility model discloses a be equipped with amortization cover and high pass bloop, it has the amortization cover to wrap up in the casing outside, the inside honeycomb amortization chamber that closely is provided with of amortization cover, the structural design in honeycomb amortization chamber presents honeycombedly, the air flow has been prevented, make the sound wave receive the hindrance, the acoustic absorption coefficient has been improved, can absorb the rotatory noise that the wheel hub transmission comes, and high pass bloop design is on wave type buffering rubber ring, the rotatory noise that comes to the wheel hub transmission from the casing outside carries out the high amortization, reduction elimination by a wide margin can be carried out to the noise, prevent noise propagation, so, can subtract the noise of the rotatory production of wheel hub and disappear, prevent to cause noise pollution.

Drawings

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

Fig. 1 is a schematic overall structure diagram of a collector ring vibration damping type housing device for a rail transit vehicle according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a noise damping sleeve of a collector ring vibration damping type housing device for a rail transit vehicle according to an embodiment of the present invention;

fig. 3 is a structural schematic diagram of a wave-shaped buffer rubber ring sleeve of a collector ring vibration damping type casing device for a rail transit vehicle according to an embodiment of the present invention.

In the figure: 1. a wheel axle; 2. a hub; 3. a pin; 4. threading a pin ear; 5. a silencing sleeve; 6. a current collector ring body; 7. a housing; 8. a vibration damping spring; 9. a wave-shaped buffer rubber ring sleeve; 10. fixing the bolt; 11. mounting lugs; 12. a butt joint block; 13. a honeycomb silencing cavity; 14. soft rubber; 15. high-pass silencing holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 belong to the protection scope of the present invention.

A collector ring vibration damping type housing device for a rail transit vehicle according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1, the embodiment of the utility model provides a collector ring damping type shell device for rail transit vehicle, including casing 7, amortization cover 5 is installed in the parcel of casing 7 outside, amortization cover 5 outside covers installs wave type buffering rubber ring cover 9, the welding of casing 7 left end has wear to sell ear 4, wear to sell ear 4 and inlay in butt joint piece 12, the equal welded mounting of lower extreme has installation ear 11 on the casing 7 left side, installation ear 11 passes through fixing bolt 10 fixed mounting on wheel hub 2, the current collection ring body 6 is installed at casing 7 internal center, can improve buffering damping effect, can cushion the damping protection to the collector ring effectively to improve the firm power of installation, prevented that the collector ring from droing and damaging, still can subtract the noise that the wheel hub rotation produced, prevent to cause noise pollution.

Referring to fig. 1, a wheel axle 1 is welded at the left end of a wheel hub 2, a butt-joint block 12 is forged on the right side wall of the wheel hub 2, a pin penetrating lug 4 penetrates through and is fixed in the butt-joint block 12 through a pin bolt 3 on the butt-joint block 12, and the pin bolt 3 is of a rivet pin structure and penetrates through and is fixed to the pin penetrating lug 4.

Referring to fig. 1, the outside of the current collecting ring body 6 is connected to the inner side wall of the housing 7 through a vibration damping spring 8, and the vibration damping spring 8 is used for damping and offsetting the vibration transmitted to the current collecting ring body 6.

Referring to fig. 1, the wave-shaped buffer rubber ring sleeve 9 covers and wraps the mounting lug 11 and the shell 7 at the same time, and the wave-shaped buffer rubber ring sleeve 9 can be used for reducing vibration outside the current collecting ring body 6 and reducing rotation noise of the hub 2.

Referring to fig. 2, a honeycomb silencing cavity 13 is closely arranged inside the silencing sleeve 5, and the silencing sleeve 5 is used for reducing and eliminating noise generated by rotation of the hub 2 and preventing noise pollution.

Referring to fig. 3, the wave-shaped buffer rubber ring sleeve 9 is compounded with soft rubber 14, a plurality of high-pass silencing holes 15 are formed in the soft rubber 14 in a conducting manner, the high-pass silencing holes 15 are used for high silencing, and the rotation noise of the hub 2 can be greatly reduced and eliminated.

The embodiment of the utility model provides a collector ring damping type shell device for rail transit vehicle, during the use, through being equipped with damping spring 8 and wave type buffering rubber ring cover 9, when wheel hub 2 walks rotatoryly, can transmit the vibration to the collector ring, when the vibration is transmitted to current collecting ring body 6, can attenuate the buffering to it through damping spring 8 outside current collecting ring body 6, the buffering damping has been carried out from casing 7 inside, and wave type buffering rubber ring cover 9 outside casing 7 is wave type broken line formula, the effect that has compression buffering and amplitude offset, the buffering damping has been carried out from casing 7 outside, the design of inside and outside formula common damping has been adopted, so, can improve buffering damping effect, can effectively cushion damping protection to the collector ring; through the arrangement of the mounting lugs 11 and the pin penetrating lugs 4, when the collector ring is mounted, the pin penetrating lugs 4 on the shell 7 are inserted into the butt-joint blocks 12 on the side walls of the hub 2, then the pin bolts 3 transversely penetrate through the pin penetrating lugs 4 and are inserted into the butt-joint blocks 12, and are screwed in the threaded holes of the butt-joint blocks 12 through threads, the mounting lugs 11 on the outer side of the shell 7 are tightly attached to the side walls of the hub 2 and are screwed and mounted through the fixing bolts 10, and the double-safety mounting design is adopted, so that the mounting firmness can be improved, and the collector ring is prevented from falling off and being damaged; through being equipped with amortization cover 5 and high pass noise hole 15, it has amortization cover 5 to wrap up in casing 7 outside, amortization cover 5 inside closely is provided with honeycomb amortization chamber 13, honeycomb amortization chamber 13's structural design presents honeycombedly, the air flow has been stopped, make the sound wave receive the hindrance, sound-absorbing coefficient has been improved, can absorb the rotating noise that wheel hub 2 transmission comes, and high pass noise hole 15 designs on wave type buffering rubber ring cover 9, carry out the high amortization to the rotating noise that wheel hub 2 transmission comes from casing 7 outside, can carry out reduction elimination by a wide margin to the noise, prevent noise propagation, so, can subtract the noise that wheel hub 2 rotatory produced, prevent to cause noise pollution.

It should be noted that the utility model relates to a collector ring vibration damping type casing device for rail transit vehicles, which comprises a top plate 1, a control panel 101, an air pump 2, a rubber air bag 201, a first side plate 3, a lock catch 301, a second side plate 4, a lock block 401, a support seat 402, a handle 5, a bottom plate 6, a support plate 601, a first clamping plate 7, a third side plate 8, a fourth side plate 9, a pressure plate 10, a guide rod 1001, a double faced adhesive tape 12 and a second clamping plate 13, the electrical components are all products in the prior art, the technical personnel in the field select, install and complete the debugging operation of the circuit according to the use requirement to ensure that all the electrical equipment can work normally, the components are all universal standard components or components known by the technical personnel in the field, the structure and principle are known to the skilled person through technical manuals or through routine experimentation, and the applicant is not specifically limited herein.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A collector ring vibration damping type housing apparatus for a rail transit vehicle, characterized in that: including casing (7), casing (7) outside parcel is installed amortization cover (5), amortization cover (5) outside cover is installed wave type buffering rubber ring cover (9), casing (7) left end welding has and wears round pin ear (4), it inlays in butt joint piece (12) to wear round pin ear (4), equal welded mounting of lower extreme has installation ear (11) on casing (7) left side, installation ear (11) are through fixing bolt (10) fixed mounting on wheel hub (2), mass flow ring body (6) are installed at casing (7) inside center.

2. The slip ring damper housing apparatus for a rail transit vehicle as claimed in claim 1, wherein: wheel hub (2) left end welded mounting has shaft (1), forge butt joint piece (12) on wheel hub (2) right side wall, will wear in cotter ear (4) to run through being fixed in butt joint piece (12) through cotter pin (3) on butt joint piece (12).

3. The slip ring damper housing apparatus for a rail transit vehicle as claimed in claim 1, wherein: the outer side of the collecting ring body (6) is connected to the inner side wall of the shell (7) through a vibration absorption spring (8).

4. The slip ring damper housing apparatus for a rail transit vehicle as claimed in claim 1, wherein: the wave-shaped buffer rubber ring sleeve (9) covers and wraps the mounting ears (11) and the shell (7) at the same time.

5. The slip ring damper housing apparatus for a rail transit vehicle as claimed in claim 1, wherein: the inside of the silencing sleeve (5) is tightly provided with a honeycomb silencing cavity (13).

6. The slip ring damper housing apparatus for a rail transit vehicle as claimed in claim 1, wherein: the wave-shaped buffer rubber ring sleeve (9) is compounded by soft rubber (14), and countless high-pass silencing holes (15) are formed in the soft rubber (14) in a communicating mode.