CN206206490U - Power transmission shaft bump leveller - Google Patents
Power transmission shaft bump leveller Download PDFInfo
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- CN206206490U CN206206490U CN201621206724.2U CN201621206724U CN206206490U CN 206206490 U CN206206490 U CN 206206490U CN 201621206724 U CN201621206724 U CN 201621206724U CN 206206490 U CN206206490 U CN 206206490U
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- circular ring
- power transmission
- transmission shaft
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Abstract
The utility model is related to technical field of automobile, more particularly to power transmission shaft bump leveller, including elastic rubber ring and mass for being socketed power transmission shaft, the mass includes the first semi-circular ring and the second semi-circular ring, first semi-circular ring and second semi-circular ring are detained outside the elastic rubber ring respectively, and the open end of first semi-circular ring is docked with the open end of second semi-circular ring and locked by fastener and is connected.Power transmission shaft bump leveller of the present utility model, the mass of unlike material, the elastic rubber ring of different hardness can be made full use of and exemplar making is carried out to the coupling mechanism force of the first semi-circular ring and the second semi-circular ring by adjusting fastener, combination variation, realization is quick installed on the different diameter of axle positions of power transmission shaft, and availability is high；Meanwhile, by the coupling mechanism force of quick adjustment fastener, realize changing the rigidity of elastic rubber ring, the power transmission shaft bump leveller of different frequencies is obtained, and also adjustment accuracy is high.
Description
Technical field
The utility model is related to technical field of automobile, more particularly to power transmission shaft bump leveller.
Background technology
In the practical engineering applications such as automobile new car model development design, current development process is generally by emulation mould
Type, calculates and the optimal shock ring frequency of optimization, quality and installation site, then makes exemplar installed in real vehicle by manufacturer
On tested.Because the result of real steering vectors result and simulation calculation has certain difference, need to be according to real vehicle using effect
Adjust the parameter of bump leveller again, and to make be installed on after exemplar by manufacturer again test checking is carried out on real vehicle.Needs are tested
The power transmission shaft bump leveller of card different frequency and quality is arranged on the effect of power transmission shaft diverse location, and exemplar data are more.Due to existing
Some power transmission shaft bump levellers are substantially disposable exemplar, with power transmission shaft processing and fabricating, it is impossible to regulating frequency, quality and installation
Diameter.In NVH (Noise, Vibration, Harshness, i.e. noise, vibration and sound vibration roughness) instruction of sample car, pass
The mould modification cycle of moving axis bump leveller is more long, and rubber parameter adjustment complex process causes exemplar cost of manufacture higher, design system
Making the cycle typically needs 3~5 weeks.Therefore, have a strong impact on the development progress of vehicle complete vehicle and cause development cost high, while plus
Work exemplar FREQUENCY CONTROL out is more difficult, causes adjustment result undesirable.
Utility model content
The purpose of this utility model is to provide a kind of power transmission shaft bump leveller, it is intended to solve the power transmission shaft absorbing of prior art
Device cannot quick regulation frequency and diameter of axle installation site technical problem.
To achieve the above object, the technical solution of the utility model is：A kind of power transmission shaft bump leveller, including passed for being socketed
The elastic rubber ring and mass of moving axis, the mass include the first semi-circular ring and the second semi-circular ring, described first
Semi-circular ring and second semi-circular ring are detained outside the elastic rubber ring respectively, and first semi-circular ring opening
Docked with the open end of second semi-circular ring and locked by fastener and be connected in end.
Preferably, first semi-circular ring is offered and hung down with the axial direction respectively positioned at the both sides of its axial direction
Straight the first connecting hole and the first fastener hole, the both sides that second semi-circular ring is located at its axial direction offer and institute respectively
State axial direction vertical the second connecting hole and the second fastener hole；The fastener includes the first bolt and the second bolt, described
First bolt is connected through first connecting hole with second fastener hole locking, and second bolt connects through described second
Hole is connect to be connected with first fastener hole locking.
Preferably, first bolt includes the first screw head and the first screw rod for being connected with first screw head, described the
One screw head is placed in first connecting hole, and the outer end of first screw rod is located in second fastener hole；Described second
Bolt includes the second screw head and the second screw rod being connected with second screw head, and second screw head is placed in second connection
In hole, the outer end of second screw rod is located in first fastener hole.
Preferably, first connecting hole is provided with the first stop bit step for being abutted for first screw head, described
Second connecting hole is provided with the second stop bit step for being abutted for second screw head.
Preferably, the open end of first semi-circular ring docks to form complete with the open end of second semi-circular ring
Circular ring.
Preferably, the structure of first semi-circular ring is identical with the structure of second semi-circular ring.
Preferably, the shore hardness of the elastic rubber ring is 30~40.
Preferably, the radial thickness of the elastic rubber ring is 0~5mm.
Preferably, the weight of the mass is 0.4~0.6kg.
Preferably, the radial thickness of the mass is 10~30mm.
The beneficial effects of the utility model：Power transmission shaft bump leveller of the present utility model, when using, by by elastic rubber ring
It is socketed in outside power transmission shaft, first semi-circular ring and the second semi-circular ring of mass is then located in into bullet in symmetric position respectively
Property rubber ring outside, finally using fastener by the first semi-circular ring and the second semi-circular ring locking connection, because mass can be real
Now freely assemble and disassemble, it is therefore possible to use the bullet of the first semi-circular ring of unlike material and the second semi-circular ring combination different hardness
Property rubber ring use, input cost reduction, realization be quick installed on the different diameter of axle positions of power transmission shaft, can realize repeat make
With；Meanwhile, by adjusting fastener to the first semi-circular ring and the size of the coupling mechanism force of the second semi-circular ring, realize changing elasticity
The rigidity of rubber ring, can obtain the power transmission shaft bump leveller of different frequencies, and the adjusting accuracy of regulation fastener is high, quickly
It is convenient.
Brief description of the drawings
The dimensional structure diagram of the power transmission shaft bump leveller that Fig. 1 is provided for the utility model embodiment.
The stereochemical structure decomposing schematic representation of the power transmission shaft bump leveller that Fig. 2 is provided for the utility model embodiment.
The cutting structural representation of the power transmission shaft bump leveller that Fig. 3 is provided for the utility model embodiment.
The stereochemical structure of the first semi-circular ring of the power transmission shaft bump leveller that Fig. 4 is provided for the utility model embodiment is illustrated
Figure.
The stereochemical structure of the second semi-circular ring of the power transmission shaft bump leveller that Fig. 5 is provided for the utility model embodiment is illustrated
Figure.
Reference includes：
The semi-circular ring of 10-elastic rubber ring, 20-mass 21-the first
22-the second semi-circular ring the 31-the first screw head of the 30-the first bolt
32-the first screw rod the 41-the second screw head of the 40-the second bolt
42-the second the 211-the first connecting hole of 50-power transmission shaft of screw rod
212-the first fastener hole the 213-the first stop bit the 221-the second connecting hole of step
222-the second fastener hole the 223-the second stop bit step.
Specific embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein ad initio
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
It is exemplary to examine the embodiment of the description of accompanying drawing 1~5, it is intended to for explaining the utility model, and it is not intended that to this practicality
New limitation.
In description of the present utility model, it is to be understood that term " length ", " width ", " on ", D score, " preceding ",
" afterwards ", the orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward " are based on attached
The shown orientation of figure or position relationship, are for only for ease of and describe the utility model and simplify to describe, rather than instruction or hint
Signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this
The limitation of utility model.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In description of the present utility model, " multiple " is meant that two or two
More than, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally；Can be
Mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of element internal or two interaction relationships of element.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
As shown in Figure 1 to Figure 2, a kind of power transmission shaft bump leveller that the utility model embodiment is provided, it is included for being socketed
The elastic rubber ring 10 and mass 20 of power transmission shaft 50, the mass 20 include the first semi-circular ring 21 and the second semicircular ring
Body 22, first semi-circular ring 21 and second semi-circular ring 22 are detained outside the elastic rubber ring 10 respectively, and institute
Docked with the open end of second semi-circular ring 22 and be connected by fastener locking in the open end for stating the first semi-circular ring 21.
Wherein, mass 20 is that split-type structural, i.e. mass 20 include the first semi-circular ring 21 and the second semi-circular ring 22, in this way,
Quickly the first semi-circular ring 21 and the button of the second semi-circular ring 22 can be set outside elastic rubber ring 10, can adapt to application
In on the position of the different diameters of axle of power transmission shaft 50, while being adapted to be applied on the power transmission shaft 50 of Non-smooth surface, the scope of application is more
Extensively, using more flexible.
Specifically, the power transmission shaft bump leveller of the utility model embodiment, when using, is socketed in by by elastic rubber ring 10
Outside power transmission shaft 50, then first semi-circular ring 21 and the second semi-circular ring 22 of mass 20 be located in symmetric position respectively
Outside elastic rubber ring 10, the first semi-circular ring 21 and the second semi-circular ring 22 are finally locked by connection using fastener, due to matter
Gauge block 20 can realize free assembly and disassembly, it is therefore possible to use first semi-circular ring 21 and the knot of the second semi-circular ring 22 of unlike material
The elastic rubber ring 10 for closing different hardness is used, and exemplar fabrication cycle is low, can be provided typically in two days, input cost drop
Low, realization is quick installed on the different diameter of axle positions of power transmission shaft 50, can realize reusing；Meanwhile, fastened by adjusting
Part realizes changing the rigidity of elastic rubber ring 10 to the first semi-circular ring 21 and the size of the coupling mechanism force of the second semi-circular ring 22,
The power transmission shaft bump leveller of different frequencies can be obtained, and the adjusting accuracy of regulation fastener is high, it is quick and convenient.
Wherein, fastener can be bolt, screw or screw etc., or bolt screw or screw etc. and nut
Conjunction.
As shown in figure 3, in the present embodiment, the both sides that first semi-circular ring 21 is located at its axial direction offer respectively
First connecting hole 211 and first fastener hole 212 vertical with the axial direction, second semi-circular ring 22 is located at its axial direction
The both sides in direction offer second connecting hole 221 and second fastener hole 222 vertical with the axial direction respectively；Preferably,
The fastener includes the first bolt 30 and the second bolt 40, and first bolt 30 passes through first connecting hole 211 and institute
The locking connection of the second fastener hole 222 is stated, second bolt 40 passes through second connecting hole 221 and first fastener hole
212 locking connections.Preferably, the first connecting hole 211 and the second connecting hole 221 are through hole, and the first fastener hole 212 and second is tight
Solid hole 222 is screwed hole.Certainly, in other embodiments, the first connecting hole 211, the second connecting hole 221, the first fastener hole 212
With the hole that the second fastener hole 222 can be partial through holes structure and partial threads hole mating type.
Specifically, the axial direction side of the bearing of trend and the first semi-circular ring 21 of the first connecting hole 211 and the first fastener hole 212
To vertical, and the axial direction of the bearing of trend and the second semi-circular ring 22 of the second connecting hole 221 and the second fastener hole 222 hangs down
Directly, it can be ensured that when the first semi-circular ring 21 and the second semi-circular ring 22 be located in the outside of elastic rubber ring 10 respectively so that
Wear the first bolt 30 and wear the second connecting hole 221 and first that the first connecting hole 211 is threadedly coupled with the second fastener hole 222
The direction of the second bolt 40 of the threaded connection of fastener hole 212 is vertical with the axial direction of power transmission shaft 50.Such structure design, can be with
Ensure that the first bolt 30 and first semi-circular ring 21 and the second semi-circular ring 22 of the common locking of the second bolt 40 are tightly buckled and set
Elastic rubber ring 10, so that elastic rubber ring 10 is tightly socketed in outside power transmission shaft 50.
Further, by adjusting the depth of the threaded connection of the first bolt 30 and the second fastener hole 222 and adjusting the
The depth of the threaded connection of two bolts 40 and the first fastener hole 212 can be realized adjusting the first semi-circular ring 21 and the second semicircular ring
The pressure that body 22 applies to elastic rubber ring 10, so that the size of the rigidity of change elastic rubber ring 10 is realized, for example, the first spiral shell
The depth that the bolt 40 of bolt 30 and second is tightened is bigger, then the rigidity of elastic rubber ring 10 is bigger, the first bolt 30 and the second bolt
40 depth tightened are more shallow, then the rigidity of elastic rubber ring 10 is smaller, and then can realize quick regulation power transmission shaft bump leveller
Frequency.
As shown in figure 3, more specifically, the axial line of the first connecting hole 211 and the first fastener hole 212 is parallel to each other, similarly,
The axial line of the second connecting hole 221 and the second fastener hole 222 is parallel to each other.And, when the first semi-circular ring 21 and the second semicircle
When ring body 22 be located in the outside of elastic rubber ring 10 respectively, the axial line of the first connecting hole 211 and the second fastener hole 222 is total to
Line, similarly, the second connecting hole 221 is conllinear with the axial line of the first fastener hole 212.This kind of structure design, it is advantageously ensured that first
The semi-circular ring 22 of semi-circular ring 21 and second be located in the dynamic balancing during outside of elastic rubber ring 10 respectively.
As shown in figure 3, in the present embodiment, first bolt 30 includes the first screw head 31 and connects with first screw head 31
The first screw rod 32 for connecing, first screw head 31 is placed in first connecting hole 211, the outer end position of first screw rod 32
In in second fastener hole 222；Second bolt 40 includes the second screw head 41 and be connected with second screw head 41 the
Two screw rods 42, second screw head 41 is placed in second connecting hole 221, and the outer end of second screw rod 42 is positioned at described
In first fastener hole 212.Specifically, said structure design may insure that the first bolt 30 locks the first semi-circular ring 21 and second
During semi-circular ring 22, the first screw head 31 is not exposed to outside the first connecting hole 211, and the first screw rod 32 is not exposed to the second fastener hole
Outside 222, it is also possible to when ensuring locking the first semi-circular ring 21 and the second semi-circular ring 22 of the second bolt 40, the second screw head 41
It is not exposed to outside the second connecting hole 221, the second screw rod 42 is not exposed to outside the first fastener hole 212.In this way, the first spiral shell can be avoided
First screw head 31 and the first screw rod 32 of bolt 30 and first screw head 31 and the second screw rod 42 of the second bolt 40 are made to miscellaneous part
Into interference, and avoid impacting the dynamic balancing of whole power transmission shaft bump leveller.
As shown in Fig. 1~5, in the present embodiment, first connecting hole 211 is provided with for being supported for first screw head 31
The the first stop bit step 213 for connecing, second connecting hole 221 is provided with the second stop bit for being abutted for second screw head 41
Step 223.Specifically, when needing to tighten the first bolt 30, it is connected on the first stop bit step 213 by the first screw head 31,
Can be in order to external force be acted on the first bolt 30, further to tighten the first bolt 30.Similarly, when needing to tighten second
During bolt 40, it is connected on the second stop bit step 223 by the second screw head 41, can be in order to external force be acted on into the second bolt 40
On, further to tighten the second bolt 40.In this way, realizing the different-stiffness of regulation elasticity rubber ring 10, difference is quickly obtained
Frequency power transmission shaft bump leveller.
As shown in figures 1 and 3, in the present embodiment, the open end of first semi-circular ring 21 and second semicircular ring
Dock to form complete circle cyclic structure in the open end of body 22.Specifically, the first semi-circular ring 21 and the second semi-circular ring 22 are docked
The circular ring structure for forming a completion afterwards is socketed in the outer surface of elastic rubber ring 10, so may insure to elastic rubber ring 10
The pressure that each position applies keeps balance, is conducive to the quality of the frequency of lifting regulation power transmission shaft bump leveller.
As shown in Figures 4 and 5, it is preferable that the knot of the structure of first semi-circular ring 21 and second semi-circular ring 22
Structure is identical.It is so designed that, is conducive to producing the first semi-circular ring 21 and the second semi-circular ring 22, when in use, randomly selects two
It is individual i.e. may be combined to form mass 20, as long as be located in elastic rubber ring 10 it is outer when so that the first semi-circular ring 21 and second
Semi-circular ring 22 it is in opposite direction.And, when any one first semi-circular ring, 21 or second semi-circular ring 22 is damaged, more
One of them is changed, use cost can also be effectively saved.
Preferably, the shore hardness of the elastic rubber ring 10 is 30~40.Usually, it is 30~40 from shore hardness
The material of elastic rubber ring 10 can be assembled into the exemplar for meeting production requirement.Wherein, the shore hardness of elastic rubber ring 10
Can be 30,35 or 40.Certainly, in other embodiment then not limited to this.
Preferably, the radial thickness of the elastic rubber ring 10 is 0~5mm.Usually, the radial direction of elastic rubber ring 10 is thick
Degree can be 1mm, 2mm, 3mm, 4mm or 5mm, and the elastic rubber ring 10 of such thickness can be assembled into and meet production requirement
Exemplar.Certainly, in other embodiment then not limited to this.
Preferably, the weight of the mass 20 is 0.4~0.6kg.Usually, the weight of mass 20 can be
0.4kg, 0.5kg or 0.6kg, the mass 20 of such weight can be assembled into the exemplar for meeting production requirement.Certainly, exist
Other embodiment then not limited to this.
Further, the weight of mass 20 is 0.4~0.6kg, that is to say the first semi-circular ring 21 and the second semicircular ring
The weight sum of body 22 is 0.4~0.6kg.
Preferably, the radial thickness of the mass 20 is 10~30mm.Usually, the radial thickness of mass 20 is for can
Think 10mm, 20mm or 30mm, the exemplar for meeting production requirement is assembled into by the mass 20 that such radial thickness is.
Certainly, in other embodiment then not limited to this.
Further, the radial thickness of mass 20 is 10~30mm, that is to say the radial thickness of the first semi-circular ring 21
It is 10~30mm, and the radial thickness of the second semi-circular ring 22 is 10~30mm.
A kind of power transmission shaft bump leveller that the utility model embodiment is provided should in order to adapt to the demand of vehicle shafting NVH instructions
Transport and give birth to, the elastic rubber ring 10 and fastener of its mass 20, different hardness for including different size structure, by combination
The elastic rubber ring 10 of the mass 20, different hardness for varying in weight and the locking depth of adjustment fastener, can quickly be constituted
Required quality and stiffness system, formed needed for power transmission shaft bump leveller, that is to say the utility model embodiment provide can be fast
The power transmission shaft bump leveller of fast regulating frequency and diameter of axle installation site, mass 20, elastic rubber ring 10 of the structure etc. can be again
Use again, its structure is easy to carry out quick regulation into vehicle NVH instruction articles for use in engineering test.
The power transmission shaft bump leveller of the utility model embodiment is understood in sum, can make full use of the quality of unlike material
The elastic rubber ring 10 of block 20, different hardness and by adjusting fastener to the first semi-circular ring 21 and the second semi-circular ring 22
Coupling mechanism force carry out exemplar making, combination variation, realization is quick installed on the different diameter of axle positions of power transmission shaft 50, available
Rate is high；Meanwhile, by the coupling mechanism force of quick adjustment fastener, obtain the power transmission shaft bump leveller of different frequencies, and adjustment essence
Exactness is high.Because having above-described good characteristic, be able to make it using upper, promoting the efficiency that does not have in conventional art and
With practicality, the product as a great practical value.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this
Any modification, equivalent or improvement made within the thought and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of power transmission shaft bump leveller, including for being socketed the elastic rubber ring and mass of power transmission shaft, it is characterised in that：Institute
Stating mass includes the first semi-circular ring and the second semi-circular ring, and first semi-circular ring and second semi-circular ring are distinguished
Button outside the elastic rubber ring, and the open end of first semi-circular ring and second semi-circular ring open end pair
Connect and locked by fastener and connect.
2. power transmission shaft bump leveller according to claim 1, it is characterised in that：First semi-circular ring is located at its axial direction side
To both sides offer first connecting hole and first fastener hole vertical with the axial direction, second semi-circular ring respectively
Second connecting hole and second fastener hole vertical with the axial direction is offered respectively positioned at the both sides of its axial direction；It is described
Fastener includes the first bolt and the second bolt, and first bolt is locked through first connecting hole with second fastener hole
It is close to and connects, second bolt is connected through second connecting hole with first fastener hole locking.
3. power transmission shaft bump leveller according to claim 2, it is characterised in that：First bolt include the first screw head and with
First screw rod of the first screw head connection, first screw head is placed in first connecting hole, first screw rod
Outer end is located in second fastener hole；Second bolt includes the second screw head and the second spiral shell being connected with second screw head
Bar, second screw head is placed in second connecting hole, and the outer end of second screw rod is located in first fastener hole.
4. power transmission shaft bump leveller according to claim 3, it is characterised in that：First connecting hole is provided with for supplying
The first stop bit step of the first screw head abutting is stated, second connecting hole is provided with for second for second screw head abutting
Stop bit step.
5. power transmission shaft bump leveller according to claim 1, it is characterised in that：The open end of first semi-circular ring and institute
Dock to form complete circle cyclic structure in the open end for stating the second semi-circular ring.
6. the power transmission shaft bump leveller according to any one of Claims 1 to 5, it is characterised in that：First semi-circular ring
Structure is identical with the structure of second semi-circular ring.
7. the power transmission shaft bump leveller according to any one of Claims 1 to 5, it is characterised in that：Shao of the elastic rubber ring
Family name's hardness is 30~40.
8. the power transmission shaft bump leveller according to any one of Claims 1 to 5, it is characterised in that：The footpath of the elastic rubber ring
It is 0~5mm to thickness.
9. the power transmission shaft bump leveller according to any one of Claims 1 to 5, it is characterised in that：The weight of the mass is
0.4~0.6kg.
10. the power transmission shaft bump leveller according to any one of Claims 1 to 5, it is characterised in that：The radial direction of the mass is thick
It is 10~30mm to spend.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621206724.2U CN206206490U (en) | 2016-11-08 | 2016-11-08 | Power transmission shaft bump leveller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621206724.2U CN206206490U (en) | 2016-11-08 | 2016-11-08 | Power transmission shaft bump leveller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206206490U true CN206206490U (en) | 2017-05-31 |
Family
ID=58752016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621206724.2U Active CN206206490U (en) | 2016-11-08 | 2016-11-08 | Power transmission shaft bump leveller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206206490U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644310A (en) * | 2018-04-27 | 2018-10-12 | 奇瑞汽车股份有限公司 | Automobile driving axle torsional vibration damper |
| CN112923157A (en) * | 2021-03-24 | 2021-06-08 | 中国船舶重工集团公司第七一九研究所 | Pipeline vibration absorber |
-
2016
- 2016-11-08 CN CN201621206724.2U patent/CN206206490U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644310A (en) * | 2018-04-27 | 2018-10-12 | 奇瑞汽车股份有限公司 | Automobile driving axle torsional vibration damper |
| CN112923157A (en) * | 2021-03-24 | 2021-06-08 | 中国船舶重工集团公司第七一九研究所 | Pipeline vibration absorber |
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