CN213451449U

CN213451449U - Novel shock-absorbing assembly for guaranteeing stable starting of vehicle for urban rail locomotive

Info

Publication number: CN213451449U
Application number: CN202021901143.7U
Authority: CN
Inventors: 张勤明
Original assignee: Wuxi Zhenglongxiang Machinery Manufacturing Co ltd
Current assignee: Wuxi Zhenglongxiang Machinery Manufacturing Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-06-15
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a guarantee vehicle steady starting's novel damper assembly of urban rail locomotive, including the fixed thread post, the fixed thread post cup joints the stationary blade, and the fixed thread post is close to stationary blade top threaded connection nut, the first protective sheath top of fixed thread bottom of the column fixed connection, and the sliding chamber has been seted up at the top in the first protective sheath, and first protective sheath is close to the first joint ring outer lane of sliding chamber bottom fixed connection, and second protective sheath top is cup jointed to first protective sheath bottom. This guarantee vehicle steady starting's novel damper assembly of urban rail locomotive, through first protective sheath and the second protective sheath that sets up, can be effectual including damping spring protects for damping spring is difficult for corroding, the effectual life who prolongs damping assembly, the first joint ring and the second joint ring that set up, special angle structure, can effectually reach first protective sheath and second protective sheath fixed, can also not influence its operating condition when damping spring shock attenuation simultaneously.

Description

Novel shock-absorbing assembly for guaranteeing stable starting of vehicle for urban rail locomotive

Technical Field

The utility model relates to a rail locomotive damper assembly technical field specifically is the novel damper assembly of the urban rail locomotive of the steady starting of guarantee vehicle.

Background

The locomotive is a self-propelled vehicle which pulls or pushes a railway vehicle to run and does not load business load per se, and is commonly called a locomotive. The locomotive is the least energy consuming land vehicle, as calculated by the amount of fuel consumed per ton of kilometer transported. Locomotives are typically driven by power machines such as steam engines, diesel engines, gas turbines, traction motors, and the like, either directly or through a transmission. The power machine makes the driving wheel of the locomotive generate moment, and the road gives the driving wheel with reaction force with equal magnitude and opposite direction. The sum of the individual wheel reaction forces is referred to as the locomotive tractive effort. This traction force is a tangential external force generated by the forces acting on the moving wheel rim and is also called wheel rim traction force.

The damping spring of one of the shock attenuation subassemblies on the current urban rail locomotive is directly exposed outside in the use, very easily receives the corruption, and independent spring mechanism because the elasticity of self, probably can not reach the travelling comfort and the stationarity that good shock attenuation effect brought, therefore the urgent need improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a guarantee vehicle novel damper assembly of steady starting's urban rail locomotive to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel shock absorption assembly of an urban rail locomotive for guaranteeing stable starting of a vehicle comprises a fixed thread column, wherein the fixed thread column is sleeved with a fixed plate, the fixed thread column is close to a threaded connection nut at the top of the fixed plate, the bottom of the fixed thread column is fixedly connected with the top of a first protective sleeve, the top of the first protective sleeve is provided with a sliding chamber, the first protective sleeve is close to the bottom of the sliding chamber and is fixedly connected with a first clamping ring outer ring, the bottom end of the first protective sleeve is sleeved with the top end of a second protective sleeve, the top of the second protective sleeve is fixedly connected with the bottom of the clamping sleeve, the outer wall of the top of the clamping sleeve is fixedly connected with a reinforcing ring, the outer wall of the reinforcing ring is fixedly connected with a second clamping ring inner ring, the second clamping ring is clamped with the first clamping ring, shock absorption springs are arranged in the first protective sleeve and the second, the damping spring is characterized in that a second gasket is arranged at the bottom of the damping spring in the second protective sleeve, threads are formed in the top of the second protective sleeve, the threads are connected with the outer wall of the metal sleeve in a threaded mode, the outer wall of the rubber sleeve is fixedly connected with the inner wall of the metal sleeve, a spiral groove is formed in the inner wall of the rubber sleeve, the damping spring is connected with the spiral groove in a clamping mode, the inner wall of the second protective sleeve is close to the outer ring of the limiting ring fixedly connected with the bottom of the metal sleeve, and.

Preferably, the bottom connecting piece is provided with fixed thread post, nut and stationary blade, the stationary blade cup joints the fixed thread post, the fixed thread post is close to stationary blade bottom threaded connection nut.

Preferably, the sliding chamber diameter is larger than the first protective sleeve diameter, and the clamping sleeve diameter is smaller than the second protective sleeve diameter.

Preferably, the number of the second clamping rings is two, and the first clamping ring is clamped at the bottoms of the two second clamping rings.

Preferably, first joint ring and second joint ring all are provided with inclination, and first joint ring inclination up and second joint ring inclination down.

Preferably, the metal sleeve and the rubber sleeve are distributed in the middle of the damping spring, and the diameter of the inner ring of the limiting ring is larger than that of the outer ring of the damping spring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this guarantee vehicle steady starting's novel damper assembly of urban rail locomotive, through first protective sheath and the second protective sheath that sets up, can be effectual including damping spring protects for damping spring is difficult for corroding, the effectual life who prolongs damping assembly, the first joint ring and the second joint ring that set up, special angle structure, can effectually reach first protective sheath and second protective sheath fixed, can also not influence its operating condition when damping spring shock attenuation simultaneously.

2. This guarantee vehicle novel damper assembly of steady start's urban rail locomotive through the rubber sleeve that sets up, can be at damping spring shock attenuation during operation, can effectually make damping spring reach effectual damping effect through the rubber sleeve for damping spring can not be because under the influence of vibrations, keeps in the shock-absorbing state for a long time, and recovery that can be quick, effectual good travelling comfort and the stationarity of providing.

Drawings

FIG. 1 is a schematic view of the cross-sectional internal structure of the present invention;

FIG. 2 is an enlarged view of the structure A in FIG. 1;

FIG. 3 is a schematic view of the structure of the metal sleeve, the rubber sleeve and the spiral groove.

In the figure: the damping device comprises a nut 1, a first protective sleeve 2, a clamping sleeve 3, a second protective sleeve 4, a bottom connecting piece 5, a second gasket 6, a limiting ring 7, a rubber sleeve 8, a thread 9, a damping spring 10, a sliding chamber 11, a first gasket 12, a first clamping ring 13, a second clamping ring 14, a reinforcing ring 15, a metal sleeve 16, a spiral groove 17, a fixing plate 18 and a fixing threaded column 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a novel shock absorption assembly of an urban rail locomotive for guaranteeing the stable starting of a vehicle comprises a fixed threaded column 19, the fixed threaded column 19 is sleeved with a fixed plate 18, a through hole is formed in the middle of the fixed plate 18, the fixed threaded column 18 is sleeved with the fixed threaded column 19 through the through hole, the fixed threaded column 19 is close to a threaded connection nut 1 at the top of the fixed plate 18, the bottom of the fixed threaded column 19 is fixedly connected with the top of a first protective sleeve 2, the inner top of the first protective sleeve 2 is provided with a sliding chamber 11, the diameter of the sliding chamber 11 is larger than that of the first protective sleeve 2, the first protective sleeve 2 is close to the bottom of the sliding chamber 11 and is fixedly connected with an outer ring of a first clamping ring 13, the bottom of the first protective sleeve 2 is sleeved with the top of a second protective sleeve 4, the top of the second protective sleeve 4 is fixedly connected with the bottom of a clamping sleeve 3, the diameter of the clamping, the second clamping ring 14 is clamped with the first clamping ring 13, two second clamping rings 14 are arranged, the first clamping ring 13 is clamped at the bottom of the two second clamping rings 14, the first clamping ring 13 and the second clamping ring 14 are both provided with inclination angles, the inclination angle of the first clamping ring 13 is upward, the inclination angle of the second clamping ring 14 is downward, the damping springs 10 are arranged in the first protective sleeve 2 and the second protective sleeve 4, the damping springs 10 can be effectively protected by the first protective sleeve 2 and the second protective sleeve 4, the damping springs 10 are not easy to corrode, the service life of the damping assembly is effectively prolonged, the first clamping ring 13 and the second clamping ring 14 are arranged, the special angle structure can effectively achieve the fixation of the first protective sleeve 2 and the second protective sleeve 4, meanwhile, the working state of the damping springs 10 can not be influenced when the damping springs absorb shock, a first gasket 12 is arranged at the top of the damping springs 10 in the first protective sleeve 2, the second gasket 6 is arranged at the bottom of the damping spring 10 in the second protective sleeve 4, the problem that the service life of the damping spring 10 is shortened due to long-time direct action on the first protective sleeve 2 and the second protective sleeve 4 can be solved through the first gasket 12 and the second gasket 6, the thread 9 is arranged in the top of the second protective sleeve 4 and is in threaded connection with the outer wall of the metal sleeve 16, the inner wall of the metal sleeve 16 is fixedly connected with the outer wall of the rubber sleeve 8, the inner wall of the rubber sleeve 8 is provided with the spiral groove 17, the spiral groove 17 is connected with the damping spring 10 in a clamping manner, the metal sleeve 16 and the rubber sleeve 8 are distributed in the middle of the damping spring 10, when the damping spring 10 performs damping operation through the arranged rubber sleeve 8, the damping spring 10 can effectively achieve an effective damping effect through the rubber sleeve 8, the damping spring 10 can not be kept in a vibration state for a long, effectual travelling comfort and the stationarity that provides, 4 inner walls of second protective sheath are close to 16 bottom fixed connection spacing rings 7 outer lanes of metal covering, 7 inner lane diameters of spacing rings are greater than damping spring 10 outer lane diameters, 4 bottom fixed connection bottom connecting piece 5 tops of second protective sheath, bottom connecting piece 5 is provided with fixed thread post 19, nut 1 and stationary blade 18, stationary blade 18 cup joints fixed thread spliced pole 19, fixed thread spliced pole 19 is close to stationary blade 18 bottom threaded connection nut 1.

When using, through first joint ring 13 and the 14 joint of second joint ring with damping spring 10 protection in first protective sheath 2 and second protective sheath 4, first joint ring 13 and second joint ring 14 simultaneously, special angular structure can not influence its operating condition when damping spring 10 shock attenuation, at damping spring 10 shock attenuation during operation, can effectually make damping spring 10 reach effectual damping effect through rubber sleeve 8, make the quick recovery of damping spring 10.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a guarantee vehicle smooth start's novel damper assembly of urban rail locomotive, includes fixed thread post (19), its characterized in that: the fixed thread column (19) is sleeved with a fixed plate (18), the fixed thread column (19) is close to a threaded connection nut (1) at the top of the fixed plate (18), the bottom of the fixed thread column (19) is fixedly connected with the top of a first protective sleeve (2), the top of the first protective sleeve (2) is provided with a sliding chamber (11), the first protective sleeve (2) is close to the outer ring of a first clamping ring (13) fixedly connected with the bottom of the sliding chamber (11), the bottom of the first protective sleeve (2) is sleeved with the top of a second protective sleeve (4), the top of the second protective sleeve (4) is fixedly connected with the bottom of a clamping sleeve (3), the outer wall of the top of the clamping sleeve (3) is fixedly connected with a reinforcing ring (15), the outer wall of the reinforcing ring (15) is fixedly connected with the inner ring of a second clamping ring (14), the second clamping ring (14) is clamped with the first clamping ring (13), and a damping spring (10) is arranged in the first protective sleeve (2) and the second, the damping spring (10) top in first protective sheath (2) is provided with first gasket (12), inherent damping spring (10) bottom in second protective sheath (4) is provided with second gasket (6), inside screw thread (9) of seting up in second protective sheath (4) top, screw thread (9) threaded connection metal covering (16) outer wall, metal covering (16) inner wall fixed connection rubber sleeve (8) outer wall, helicla flute (17) have been seted up to rubber sleeve (8) inner wall, helicla flute (17) joint damping spring (10), second protective sheath (4) inner wall is close to metal covering (16) bottom fixed connection spacing ring (7) outer lane, second protective sheath (4) bottom fixed connection bottom connecting piece (5) top.

2. The novel shock absorption assembly for the urban rail locomotive for guaranteeing the smooth starting of the vehicle as claimed in claim 1, is characterized in that: bottom connecting piece (5) are provided with fixed screw post (19), nut (1) and stationary blade (18), stationary blade (18) cup joint fixed screw post (19), fixed screw post (19) are close to stationary blade (18) bottom threaded connection nut (1).

3. The novel shock absorption assembly for the urban rail locomotive for guaranteeing the smooth starting of the vehicle as claimed in claim 1, is characterized in that: the diameter of the sliding chamber (11) is larger than that of the first protective sleeve (2), and the diameter of the clamping sleeve (3) is smaller than that of the second protective sleeve (4).

4. The novel shock absorption assembly for the urban rail locomotive for guaranteeing the smooth starting of the vehicle as claimed in claim 1, is characterized in that: the number of the second clamping rings (14) is two, and the first clamping ring (13) is clamped at the bottoms of the two second clamping rings (14).

5. The novel shock absorption assembly for the urban rail locomotive for guaranteeing the smooth starting of the vehicle as claimed in claim 1, is characterized in that: first joint ring (13) and second joint ring (14) all are provided with inclination, and just first joint ring (13) inclination is up and second joint ring (14) inclination is down.

6. The novel shock absorption assembly for the urban rail locomotive for guaranteeing the smooth starting of the vehicle as claimed in claim 1, is characterized in that: the metal sleeve (16) and the rubber sleeve (8) are distributed in the middle of the damping spring (10), and the diameter of the inner ring of the limiting ring (7) is larger than that of the outer ring of the damping spring (10).