CN215109134U - Vibration damping support structure and vehicle - Google Patents
Vibration damping support structure and vehicle Download PDFInfo
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- CN215109134U CN215109134U CN202120600107.5U CN202120600107U CN215109134U CN 215109134 U CN215109134 U CN 215109134U CN 202120600107 U CN202120600107 U CN 202120600107U CN 215109134 U CN215109134 U CN 215109134U
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Abstract
The utility model relates to a vehicle damping technical field, in particular to damping supporting structure and vehicle. The vibration reduction support structure is used for connecting the vibrating piece and the fixing piece and comprises a first support, a second support, an elastic piece and a mass block; the first bracket is fixedly connected with the second bracket, the first bracket is used for being fixedly connected with the vibrating piece, and the second bracket is used for being fixedly connected with the fixing piece; the elastic part is connected with the first support and/or the second support, and the elastic part is fixedly connected with the mass block. The first bracket and the second bracket are fixedly connected so as to fixedly connect the vibrating piece and the fixing piece; the elastic part is connected with the first support and/or the second support, the elastic part is connected with the mass block to form a vibration absorber structure, the elastic part and the mass block can attenuate vibration of the vibrating part, vibration noise of the vibrating part is reduced, and the problem that the vibration noise of the fixing part is caused when the vibrating part is transmitted to the fixing part is attenuated is solved, so that the vibration absorbing support structure has the advantage of reducing the noise of the vibrating part.
Description
Technical Field
The utility model relates to a vehicle damping technical field, in particular to damping supporting structure and vehicle.
Background
With the development of science and technology and the continuous improvement of the living standard of people, the requirement of users on the quality of automobiles is higher and higher. Wherein the characteristics of noise, vibration and acoustic vibration roughness are the most direct performance for users to feel. The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure. The new energy automobile comprises four types of Hybrid Electric Vehicles (HEV), pure electric vehicles (BEV, including solar vehicles), Fuel Cell Electric Vehicles (FCEV), other new energy (such as efficient energy storage devices like super capacitors and flywheels) automobiles and the like. Unconventional automotive fuels refer to fuels other than gasoline, diesel. The development of new energy automobiles has become a trend nowadays, and core parts of the new energy automobiles, such as motors, speed reducers, controllers, battery packs and the like, need to be radiated to ensure that the new energy automobiles work at normal temperature. Therefore, the demand for an electronic water pump for heat dissipation in a new energy automobile is increased. However, the electronic water pump in the prior art has the defect of high noise.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention is directed to a vibration damping support structure for solving or partially solving the problem of high noise of the existing electronic water pump.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a vibration damping support structure is used for connecting a vibrating part and a fixing part and comprises a first support, a second support, an elastic part and a mass block;
the first bracket is fixedly connected with the second bracket, the first bracket is used for being fixedly connected with the vibrating piece, and the second bracket is used for being fixedly connected with the fixing piece;
the elastic piece is connected with the first support and/or the second support, and the elastic piece is fixedly connected with the mass block.
Further, the first support and the second support are both circular ring plates, the middle of the first support comprises a first through hole, the middle of the second support comprises a second through hole, the elastic part comprises a first elastic part and a second elastic part, and the mass block comprises a first mass block and a second mass block;
the periphery of first elastic component with the pore wall of first through-hole is connected, the middle part of first elastic component with first quality piece is connected, the periphery of second elastic component with the pore wall of second through-hole is connected, the middle part of second elastic component with the second quality piece is connected.
Furthermore, the middle part of the first elastic part comprises a third through hole, and the hole wall of the third through hole is connected with the periphery of the first mass block;
the middle part of the second elastic piece comprises a fourth through hole, and the hole wall of the fourth through hole is connected with the periphery of the second mass block.
Furthermore, the first elastic element and the first mass block are connected to form a first spherical crown structure, the second elastic element and the second mass block are connected to form a second spherical crown structure, the first spherical crown structure and the second spherical crown structure are both protruded towards the side surface far away from the first support, the second spherical crown structure is sleeved on the outer side of the first spherical crown structure, and part of the first spherical crown structure penetrates through the second through hole.
Furthermore, the first mass block and the second mass block are both permanent magnet mass blocks, and the first mass block and the second mass block have the same magnetic grade on opposite sides.
Further, the elastic part is a rubber part.
Further, the rubber piece is connected with the first support and/or the second support in a vulcanization mode, and the rubber piece is connected with the mass block in a vulcanization mode.
Further, the elastic member includes a first elastic member and a second elastic member, and the hardness of the first elastic member is 45 shore hardness, and/or the hardness of the second elastic member is 60 shore hardness.
Further, the vibration reduction support structure further comprises a rubber pad, and the rubber pad is located between the first support and the second support and connected with the first support and the second support.
Compared with the prior art, damping supporting structure have following advantage:
in the vibration damping support structure of the utility model, the first support is connected with the vibrating piece, the second support is fixedly connected with the fixing piece, and the first support is fixedly connected with the second support so as to fixedly connect the vibrating piece with the fixing piece; the elastic part is connected with the first support and/or the second support, the elastic part is connected with the mass block to form a vibration absorber structure, the elastic part and the mass block can attenuate vibration of the vibrating part, vibration noise of the vibrating part is reduced, and the problem that the vibration noise of the fixing part is caused when the vibrating part is transmitted to the fixing part is attenuated is solved, so that the vibration absorbing support structure has the advantage of reducing the noise of the vibrating part.
Another object of the present invention is to provide a vehicle to solve or partially solve the problem that the existing vehicle electronic water pump has a loud noise.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a vehicle comprises an electronic water pump, a vehicle body and the vibration reduction support structure, wherein the electronic water pump is fixedly connected with a first support, and the vehicle body is fixedly connected with a second support.
The vehicle and the vibration damping support structure have the same advantages compared with the prior art, and the detailed description is omitted.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic structural view of a structural perspective view of a vibration damping mount according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a front view of a vibration damping support structure according to an embodiment of the present invention;
FIG. 3 is a structural schematic diagram of a bottom view of the shock mount structure shown in FIG. 2;
FIG. 4 is a structural schematic diagram of a rear view of the vibration dampening mount structure shown in FIG. 2;
fig. 5 is a schematic structural view of a use state perspective view of a vibration damping support structure according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a front view of a vibration damping support structure according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a bottom view of the shock mount structure of FIG. 6 in use;
description of reference numerals:
1-a first scaffold; 11-a first via; 12-a first mounting hole; 13-a second mounting hole;
2-a second scaffold; 21-a second via; 22-a third mounting hole;
31-a first elastic member; 32-a second elastic member;
41-a first mass; 42-a second mass; 43-rubber pad;
5-a connector; 6-an electronic water pump; 61-connecting pin.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1 to 7, an embodiment of the present application provides a vibration damping mount structure for connecting a vibrating member and a fixed member, the vibration damping mount structure including a first mount 1, a second mount 2, an elastic member, and a mass; the first bracket 1 is fixedly connected with the second bracket 2, the first bracket 1 is used for being fixedly connected with the vibrating piece, and the second bracket 2 is used for being fixedly connected with the fixing piece; the elastic part is connected with the first support 1 and/or the second support 2, and the elastic part is fixedly connected with the mass block.
Specifically, the vibrating member vibrates during operation, and the vibration generates a certain amount of noise. When the Vibration damping support structure in the embodiment of the present application is used in a vehicle, the Vibration member may affect NVH (Noise, Vibration, Harshness) quality of the vehicle. The mount in the vehicle generally refers to a vehicle body, a bracket attached to the vehicle body, and the like.
In the vibration reduction support structure in the embodiment of the application, the first support 1 is connected with the vibrating part, the second support 2 is fixedly connected with the fixing part, and the first support 1 is fixedly connected with the second support 2 so as to fixedly connect the vibrating part with the fixing part; the elastic part is connected with the first support 1 and/or the second support 2, the elastic part is connected with the mass block to form a vibration absorber structure, the elastic part and the mass block can attenuate vibration of the vibrating part, vibration noise of the vibrating part is reduced, and the problem that the vibration noise of the fixing part is caused when the vibrating part is transmitted to the fixing part is attenuated is solved, so that the vibration absorber structure has the advantage of reducing the noise of the vibrating part.
In the connection of the elastic element and the first support 1 and/or the second support 2, the elastic element is connected with the first support 1, the elastic element is connected with the second support 2, and the elastic element is connected with the first support 1 and the second support 2.
Referring to fig. 1 to 7, in an embodiment, the first support 1 and the second support 2 are both circular ring plates, the middle of the first support 1 includes a first through hole 11, the middle of the second support 2 includes a second through hole 21, the elastic member includes a first elastic member 31 and a second elastic member 32, and the mass includes a first mass 41 and a second mass 42; the periphery of the first elastic member 31 is connected with the hole wall of the first through hole 11, and the middle part of the first elastic member 31 is connected with the first mass block 41; the outer periphery of the second elastic member 32 is connected to the hole wall of the second through hole 21, and the middle of the second elastic member 32 is connected to the second mass 42.
The first through hole 11 is located in the middle of the first support 1, the periphery of the first elastic member 31 is connected with the hole wall of the first through hole 11, and the middle of the first elastic member 31 is connected with the first mass block 41; and the second through hole 21 is located in the middle of the second support 2, the periphery of the second elastic element 32 is connected with the hole wall of the second through hole 21, the middle of the second elastic element 32 is connected with the second mass block 42, the first mass block 41 is located in the middle of the first support 1 relative to the first support 1, and the second mass block 42 is located in the middle of the second support 2 relative to the second support 2, so that the vibration absorber structure formed by the first elastic element 31 and the first mass block 41 and the vibration absorber structure formed by the second elastic element 32 and the second mass block 42 can more stably and uniformly attenuate the vibration of the vibrating element, and the vibration of the fixing element is induced by the vibration of the vibrating element transmitted to the fixing element; wherein the vibration absorber structure formed by the first elastic member 31 and the first mass 41 is used for attenuating the vibration of the main fundamental frequency excitation of the vibration member, and the vibration absorber structure formed by the second elastic member 32 and the second mass 42 is used for attenuating the vibration of the main fundamental frequency doubling excitation of the vibration member.
Referring to fig. 1, 2 and 4, in an embodiment, the middle of the first elastic member 31 includes a third through hole, and a hole wall of the third through hole is connected to the outer periphery of the first mass 41; the middle of the second elastic element 32 includes a fourth through hole, and the hole wall of the fourth through hole is connected to the periphery of the second mass block 42.
The connection structure of the first elastic member 31 and the first mass 41 and the connection structure of the second elastic member 32 and the second mass 42 have the advantages of simple structure and beautiful appearance.
Referring to fig. 1, 3 and 7, in an embodiment, the first elastic element 31 and the first mass block 41 are connected to form a first spherical crown structure, the second elastic element 32 and the second mass block 42 are connected to form a second spherical crown structure, the first spherical crown structure and the second spherical crown structure both protrude towards a side far away from the first bracket 1, the second spherical crown structure is sleeved on an outer side of the first spherical crown structure, and a portion of the first spherical crown structure passes through the second through hole 21.
Referring to fig. 1 and 3, the first spherical cap structure protrudes downward of the first stent 1, the second spherical cap structure protrudes downward of the second stent 2, and the first spherical cap structure is located inside the second spherical cap structure.
In one embodiment, the first mass 41 and the second mass 42 are permanent magnet masses, and the magnetic poles of the opposite sides of the first mass 41 and the second mass 42 are the same.
The opposite sides of the first mass block 41 and the second mass block 42 have the same magnetic grade, and the principle that the like poles of magnets repel each other is utilized to perform wave attenuation on broadband vibration excited by the vibrating piece, so that the vibration attenuation performance of the vibration attenuation support structure is improved.
In one embodiment, the elastic member is a rubber member.
The elastic member plays a role in connecting the mass block with the first bracket 1 and connecting the mass block with the second bracket 2, and has the advantage of good vibration damping effect. The rubber part is a high-elasticity polymer material with reversible deformation, has elasticity at room temperature, can generate large deformation under the action of small external force, can recover the original shape after the external force is removed, and meets the use requirement of the vibration reduction support structure.
In one embodiment, the rubber member is vulcanized to the first bracket 1 and/or the second bracket 2, and the rubber member is vulcanized to the mass.
Vulcanization is also known as crosslinking and curing. Adding cross-linking assistant, such as vulcanizing agent and promoter, into rubber, and converting linear macro molecule into three-dimensional network structure under certain temperature and pressure. The vulcanization connection has the advantages of difficult aging and cracking and good vibration damping performance.
In an embodiment, the elastic member includes a first elastic member 31 and a second elastic member 32, a hardness of the first elastic member 31 is 45 shore, and/or a hardness of the second elastic member 32 is 60 shore.
It is understood that, in practical applications, in order to meet vibration frequencies and vibration attenuation requirements of different vibration elements, the stiffness of the first elastic element 31 and the second elastic element 32 is adjusted according to requirements, and the mass of the first mass block 41 and the mass of the second mass block 42 are adjusted according to requirements, which is not limited in the embodiments of the present application. The shore hardness is a reading of a value measured by a shore hardness meter.
Referring to fig. 3 and 7, in an embodiment, the vibration damping support structure further includes a rubber pad 43, and the rubber pad 43 is located between the first support 1 and the second support 2 and connected with the first support 1 and the second support 2.
The rubber pad 43 can attenuate vibration of the vibrating member coupled to the first bracket 1, thereby reducing noise of the vibrating member.
Referring to fig. 1 to 7, the first bracket 1 includes a first mounting hole 12 and a second mounting hole 13, and the second bracket 2 includes a third mounting hole 22, the first mounting hole 12 being near the outer circumference of the first bracket 1.
The periphery of the one end of vibrating piece includes a plurality of connection feet 61, connects foot 61 including connecting the foot through-hole, connects foot through-hole and the setting of first mounting hole 12 one-to-one, and fasteners such as bolts pass and connect foot through-hole and first mounting hole 12 with vibrating piece and 1 fixed connection of first support, and the vibrating piece is located the lateral wall department that second support 2 was kept away from to first support 1. In practical applications, the first mounting hole 12 may be a bolt hole, a through hole, or the like according to the use requirement.
The second mounting holes 13 and the third mounting holes 22 are arranged in a one-to-one correspondence manner, and the first support 1 and the second support 2 are fixedly connected through the second mounting holes 13 and the third mounting holes 22 by the connecting pieces 5 such as bolts and screws. Referring to fig. 3, a connector 5 such as a bolt, a screw, or the like is further coupled with a nut to fix the first bracket 1 and the second bracket 2. In practical applications, other connecting members 5 may be selected to connect the first bracket 1 and the second bracket 2.
In the vibration damping support structure in the embodiment of the application, the first support 1 and the second support 2 are fixedly connected through the rubber pad 43, and the rubber pad 43 can damp the vibration of the vibrating piece connected with the first support 1. The first elastic member 31 and the first mass 41 form a vibration absorber structure that attenuates primary fundamental excitation vibration of the vibrating member. The second elastic element 32 and the second mass 42 form a vibration absorber structure that attenuates the primary fundamental frequency multiplied excitation vibration of the vibrating element. The first mass block 41 and the second mass block 42 are permanent magnet mass blocks, and the opposite sides of the first mass block 41 and the second mass block 42 have the same magnetic grade, and the principle that the like poles of the magnets repel each other is utilized to perform wave attenuation on broadband vibration excited by the vibrating piece. The vibration reduction support structure can effectively reduce the noise generated by the vibration of the vibrating piece through the structure.
The embodiment of the utility model provides a vehicle is still provided, specifically can include electronic pump 6, automobile body and the damping supporting structure in the above-mentioned embodiment, electronic pump 6 with 1 fixed connection of first support, the automobile body with 2 fixed connection of second support.
Because vibration and vibration transmission that damping support structure can effectively reduce electronic pump 6 cause the vibration noise problem to the automobile body, promote the whole car NVH quality of vehicle, especially promote the NVH quality of new forms of energy motorcycle type.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A vibration damping support structure is used for connecting a vibrating part and a fixing part and is characterized by comprising a first support (1), a second support (2), an elastic part and a mass block;
the first bracket (1) is fixedly connected with the second bracket (2), the first bracket (1) is fixedly connected with the vibrating piece, and the second bracket (2) is fixedly connected with the fixing piece;
the elastic piece is connected with the first support (1) and/or the second support (2), and the elastic piece is fixedly connected with the mass block.
2. The vibration damping mount structure according to claim 1, wherein the first mount (1) and the second mount (2) are each a circular plate, the middle portion of the first mount (1) includes a first through hole (11), the middle portion of the second mount (2) includes a second through hole (21), the elastic member includes a first elastic member (31) and a second elastic member (32), and the mass includes a first mass (41) and a second mass (42);
the periphery of the first elastic piece (31) is connected with the hole wall of the first through hole (11), the middle of the first elastic piece (31) is connected with the first mass block (41), the periphery of the second elastic piece (32) is connected with the hole wall of the second through hole (21), and the middle of the second elastic piece (32) is connected with the second mass block (42).
3. The vibration damping mount structure according to claim 2, wherein the first elastic member (31) includes a third through hole in a middle portion thereof, a hole wall of the third through hole being connected to an outer periphery of the first mass (41);
the middle part of the second elastic piece (32) comprises a fourth through hole, and the hole wall of the fourth through hole is connected with the periphery of the second mass block (42).
4. The damping support structure according to claim 3, characterized in that the first elastic element (31) and the first mass (41) are connected to form a first spherical crown structure, the second elastic element (32) and the second mass (42) are connected to form a second spherical crown structure, the first spherical crown structure and the second spherical crown structure both protrude to the side far away from the first support (1), the second spherical crown structure is sleeved on the outer side of the first spherical crown structure, and part of the first spherical crown structure passes through the second through hole (21).
5. Damping bracket structure according to any of claims 2 to 4, characterized in that the first mass (41) and the second mass (42) are both permanent magnet masses, the first mass (41) and the second mass (42) being of the same magnetic order on opposite sides.
6. The vibration damping mount structure according to claim 1, wherein the elastic member is a rubber member.
7. The damping mount structure according to claim 6, characterized in that the rubber member is vulcanised to the first mount (1) and/or the second mount (2), the rubber member being vulcanised to the mass.
8. The vibration damping mount structure according to claim 6 or 7, wherein the elastic member includes a first elastic member (31) and a second elastic member (32), the first elastic member (31) has a hardness of 45 shore, and/or the second elastic member (32) has a hardness of 60 shore.
9. The vibration damping mount structure according to claim 1, further comprising a rubber pad (43), the rubber pad (43) being located between the first mount (1) and the second mount (2), and being connected to the first mount (1) and the second mount (2).
10. A vehicle, characterized by comprising an electronic water pump (6), a vehicle body and the vibration damping mount structure of any one of claims 1 to 9, wherein the electronic water pump (6) is fixedly connected with the first mount (1), and the vehicle body is fixedly connected with the second mount (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120600107.5U CN215109134U (en) | 2021-03-24 | 2021-03-24 | Vibration damping support structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120600107.5U CN215109134U (en) | 2021-03-24 | 2021-03-24 | Vibration damping support structure and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215109134U true CN215109134U (en) | 2021-12-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120600107.5U Active CN215109134U (en) | 2021-03-24 | 2021-03-24 | Vibration damping support structure and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215109134U (en) |
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2021
- 2021-03-24 CN CN202120600107.5U patent/CN215109134U/en active Active
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