CN218558530U - Noise reduction device for electric automobile - Google Patents
Noise reduction device for electric automobile Download PDFInfo
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- CN218558530U CN218558530U CN202221030753.3U CN202221030753U CN218558530U CN 218558530 U CN218558530 U CN 218558530U CN 202221030753 U CN202221030753 U CN 202221030753U CN 218558530 U CN218558530 U CN 218558530U
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Abstract
The utility model belongs to the technical field of automobile noise reduction, concretely relates to electric automobile noise reduction device, including the rectangle frame, the rectangle frame has been seted up the mounting groove, is equipped with the mounting bracket in the mounting groove, and the bolt is fixed with the power assembly in the mounting bracket, and the mounting bracket is equipped with the installation slide bar, and installation slide bar fixedly connected with dog, the mounting bracket is equipped with the spring, installs the damping plate in the mounting bracket, and the rectangle frame articulates there is the worker shape turning block, and worker shape turning block is fixed to be equipped with the damping block, and worker shape turning block has been seted up the through-hole, and the through-hole female connection has fixing bolt; the staff is through separating between with mounting bracket, rectangle frame and the automobile body, then relies on the damper between mounting bracket and the rectangle frame, and the damping plate of rectangle frame inner wall and the damping piece on the worker shape turning block strengthen the absorption to the high frequency noise step by step and filter to this reduces the influence of high frequency noise to driver and crew, ensures driver and crew's comfort at the in-process of traveling.
Description
Technical Field
The utility model belongs to the technical field of the car is fallen and is fallen, concretely relates to electric automobile falls device of making an uproar.
Background
Compared with the traditional automobile, the electric automobile does not have an engine and an exhaust system, but is powered by the motor, the noise is naturally advantageous, the noise volume of the motor is not large, but the frequency is higher, high-frequency noise at the high rotating speed of the motor can stimulate vestibular nerves of ears of people, the balance regulation of people is influenced, dizzy feeling is generated, and the comfort of drivers and passengers can be greatly improved only by solving the problem of the high-frequency noise of the motor.
High frequency noise mainly passes through metal structure transmission such as air transmission and suspension, and in ordinary electric drive system, the power assembly passes through the crossbeam and directly links to each other with the automobile body, relies on the blotter to carry out the shock attenuation to this reaches the filtration to high frequency noise, but the high frequency noise of filtering like this is more limited, for this reason we provide an electric automobile noise reduction device, strengthens the shock attenuation effect to the power assembly, improves the filtration to high frequency noise with this.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the device is used for solving the problems in the background technology.
In order to realize the technical purpose, the utility model discloses a technical scheme as follows:
the electric automobile noise reduction device comprises a rectangular frame, wherein the rectangular frame is provided with a mounting groove, a mounting frame is arranged in the mounting groove, a power assembly is fixed in the mounting frame through a bolt, a damping component is arranged between the mounting groove and the mounting frame, and a heat dissipation component is arranged at the upper end of the mounting frame;
the damping assembly comprises a plurality of installation slide bars, the installation slide bars are fixedly arranged at the lower end of the installation frame, one ends of the installation slide bars penetrating through the installation grooves are fixedly connected with a stop block, a plurality of springs are arranged between the installation frame and the installation grooves and are respectively sleeved outside the installation slide bars, an anti-vibration plate is arranged on the inner wall of the installation frame, and four corners of the upper side of the rectangular frame are rotatably connected with fixing assemblies;
the fixing assembly comprises an I-shaped rotating block, one end of the I-shaped rotating block is hinged to the rectangular frame, two oppositely arranged shock stopping blocks are fixedly arranged in the middle of the other end of the I-shaped rotating block, communicated through holes are formed in the upper end and the lower end of the I-shaped rotating block, a fixing bolt is connected to the through holes in an internal thread mode, a rotating handle is arranged at the upper end of the I-shaped rotating block, and anti-skidding threads are arranged at the upper end of the fixing bolt.
The heat dissipation assembly comprises semiconductor refrigeration pieces and a fan, an installation cover is installed at the upper end of the installation frame, an installation hole is formed in the upper end of the installation cover, the semiconductor refrigeration pieces are arranged in the installation hole, and the fan is arranged at the upper end of the semiconductor refrigeration pieces.
A plurality of draw-in grooves have been seted up to the mounting bracket upper end, the installation lid lower extreme be fixed with a plurality of draw-in groove assorted buckle, it is a plurality of the shape of draw-in groove is for having bellied rectangular channel, a plurality of the shape of buckle is for having bellied rectangular block.
The four sides of the mounting cover are fixedly connected with strip-shaped check blocks.
The stop blocks are all provided with lifting grooves.
In this embodiment, the staff is through separating between with mounting bracket, rectangle frame and the automobile body, then relies on the damper assembly between mounting bracket and the rectangle frame, and the damping board of rectangle frame inner wall and the damping piece on the worker shape turning block strengthen the absorption of high frequency noise step by step and filter to this reduces high frequency noise to driver and crew's influence, ensures driver and crew's comfort at the in-process of traveling.
Drawings
The invention can be further illustrated by means of non-limiting examples given in the figures.
Fig. 1 is a first schematic structural diagram of a first embodiment of a noise reduction device of an electric vehicle according to the present invention;
fig. 2 is a schematic structural diagram of a first embodiment of the noise reduction device for an electric vehicle according to the present invention;
fig. 3 is a schematic view of a partial cross-sectional structure of a first embodiment of the noise reducer for electric vehicles according to the present invention;
fig. 4 is a schematic structural diagram of a second embodiment of the noise reducer for electric vehicles according to the present invention;
fig. 5 is a second schematic structural diagram of a second embodiment of the noise reducer for electric vehicles according to the present invention;
fig. 6 is a third schematic structural view of an embodiment of the second noise reduction device of the electric vehicle of the present invention.
The main element symbols are as follows:
the automobile cooling device comprises a rectangular frame 100, a mounting groove 101, a mounting frame 102, a power assembly 103, a mounting sliding rod 104, a stop block 105, a spring 106, a shock-proof plate 107, an I-shaped rotating block 108, a shock-proof block 109, a through hole 110, a fixing bolt 111, a semiconductor cooling piece 200, a fan 201, a mounting cover 202, a mounting hole 203, a rotating handle 300, a clamping groove 301, a buckle 302, a long stop block 303 and a lifting groove 304.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.
Example one
As shown in fig. 1 to 3, the noise reduction device for the electric vehicle comprises a rectangular vehicle frame 100, wherein the rectangular vehicle frame 100 is provided with a mounting groove 101, a mounting frame 102 is arranged in the mounting groove 101, a power assembly 103 is fixed in the mounting frame 102 through bolts, a damping component is arranged between the mounting groove 101 and the mounting frame 101, and a heat dissipation component is arranged at the upper end of the mounting frame 102;
the damping assembly comprises a plurality of mounting slide bars 104, the mounting slide bars 104 are fixedly arranged at the lower end of the mounting frame 102, one ends of the mounting slide bars 104 penetrating through the mounting groove 101 are fixedly connected with a stop block 105, a plurality of springs 106 are arranged between the mounting frame 102 and the mounting groove 101, the springs 106 are respectively sleeved outside the mounting slide bars 104, the inner wall of the mounting frame 102 is provided with a shock stopping plate 107, and four corners of the upper side of the rectangular frame 100 are rotatably connected with fixing assemblies;
the fixing component comprises an I-shaped rotating block 108, one end of the I-shaped rotating block 108 is hinged to the rectangular frame 100, two oppositely arranged shock stopping blocks 109 are fixedly arranged in the middle of the other end of the I-shaped rotating block 108, communicated through holes 110 are formed in the upper end and the lower end of the I-shaped rotating block 108, fixing bolts 111 are connected to the through holes 110 in an internal thread mode, a rotating handle 300 is arranged at the upper end of the I-shaped rotating block 108, and anti-skidding threads are arranged at the upper end of the fixing bolts 111.
In this embodiment, the power assembly 103 is fixed to the mounting bracket 102, but the power assembly 103 is separated from the rectangular frame 100, and by means of the damping component between the rectangular frame 100 and the mounting bracket 102, the power assembly 103 does not directly contact the rectangular frame 100, thereby reducing the high-frequency noise transmitted by the power assembly 103 through the rectangular frame 100, and the inner wall of the rectangular frame 100 is further installed with a vibration-stopping plate 107, the vibration-stopping plate 107 inhibits the resonance of the rectangular frame 100, and the sound transmission of the rectangular frame 100 is blocked with high density and high efficiency, thereby further preventing the high-frequency noise from being transmitted, and at the fixed position between the rectangular frame 100 and the vehicle body, an i-shaped rotating block 108 is further installed, and the i-shaped rotating block 108 can rotate on the rectangular frame 100, when the rectangular frame 100 is installed, because the rectangular frame 100 is placed inside the vehicle body, the gap between the rectangular frame 100 and the vehicle body is small, it is necessary to rotate the rotating handle 300 to drive the i-shaped rotating block 108, so as to complete the installation of the rectangular frame 100, prevent the worker from being injured, and then rotate the i-shaped rotating block 108 to align the through hole 110 with the mounting hole on the vehicle body, and then the bolt to fasten the fixing block 111, thereby reducing the impact on the high-frequency noise of the high-frequency noise transmitted to the clamping of the rectangular frame 109, and further reducing the high-frequency noise of the rectangular frame 100, and the high-frequency noise, and reducing the vibration-frequency noise transmitted to the vibration-frequency vibration-stopping plate 109;
when the electric automobile runs on the road: the power assembly 103 outputs power and simultaneously generates high-frequency noise, the high-frequency noise is transmitted to the mounting frame 102 along the power assembly 103, the high-frequency noise is transmitted to the rectangular frame 100 through the mounting frame 102 and is finally transmitted to the inside of an automobile to influence drivers and passengers, the spring 106 rebounds up and down, the contact frequency between the mounting frame 102 and the rectangular frame 100 is reduced, the transmitted high-frequency noise is intermittent, so that the total amount of the high-frequency noise is reduced, the vibration stopping plate 107 is installed on the inner wall of the mounting frame 102, the vibration stopping plate 107 blocks the vibration transmitted by the mounting frame 102, the high-frequency noise transmission is reduced, the vibration stopping block 109 is fixed between I-shaped parts of the I-shaped rotating block 108, the I-shaped rotating block 108 is extruded and fixed through the through hole 110 by the fixing bolt 111, the rectangular frame 100 can be more stably installed inside the automobile body, meanwhile, the vibration stopping block 109 also blocks a part of the vibration transmitted to the automobile body by the rectangular frame 100, and the high-frequency noise is filtered again, and therefore the drivers and passengers can more comfortably travel.
In this embodiment, the staff is through separating between with mounting bracket, rectangle frame and automobile body, then relies on the damper assembly between mounting bracket and the rectangle frame, and the damping board of rectangle frame inner wall and the damping piece on the worker shape turning block strengthen the absorption of high frequency noise step by step and filter to this reduces high frequency noise to driver and crew's influence, ensures driver and crew's comfort at the in-process of traveling.
Example two
On the basis of the first embodiment, further description is made on functional components, as shown in fig. 4 to fig. 6, the heat dissipation component includes a semiconductor chilling plate 200 and a fan 201, an installation cover 202 is installed on the upper end of the installation frame 102, an installation hole 203 is formed in the upper end of the installation cover 202, the semiconductor chilling plate 200 is arranged in the installation hole 203, and the fan 201 is arranged on the upper end of the semiconductor chilling plate 200.
The upper end of the mounting frame 102 is provided with a plurality of clamping grooves 301, the lower end of the mounting cover 202 is fixed with a plurality of buckles 302 matched with the clamping grooves 301, the clamping grooves 301 are rectangular grooves with bulges, and the buckles 302 are rectangular blocks with bulges.
The four sides of the mounting cover 202 are fixedly connected with strip stoppers 303.
The strip-shaped stoppers 303 are all provided with lifting grooves 304.
In this embodiment, when the power assembly 103 of the automobile provides power for the automobile, a large amount of heat is generated, so that the power assembly 103 needs to be cooled, in a powered state, the cold surface of the semiconductor chilling plate 200 is located below and is closely attached to the power assembly 103, the hot surface of the semiconductor chilling plate 200 is located above the cold surface, and the cold surface and the hot surface transmit the temperature of the cold surface to the hot surface in a heat transfer manner, so as to achieve rapid cooling of the power assembly 103, while the temperature on the hot surface is reduced by the rotation of the fan 201, so that the cooling speed of the semiconductor chilling plate 200 is faster and the cooling is lower compared with the cooling of the single fan 201; the worker can rotate the rotating handle 300 to rotate the I-shaped rotating block 108, then the worker rotates the fixing bolt 111 by hand, and the friction force between the worker and the hand is increased due to the anti-skid grains on the fixing bolt 111, so that the worker can more conveniently screw the fixing bolt 111; the mounting cover 202 and the mounting frame 102 are connected together through the buckle 302 and the clamping groove 301, the buckle 302 is a rectangular block with a protrusion, the clamping groove 301 is a rectangular groove with a protrusion, and the two are matched with each other, so that the mounting cover 202 is more convenient to mount; after the installation cover 202 is installed, the long stop block 303 abuts against the vibration stopping block 109 to prevent the vibration stopping block 109 from falling off, and meanwhile, the worker can lift the lifting groove 304 to detach the installation cover 202 more conveniently to take down.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a device of making an uproar falls in electric automobile, includes the rectangle frame, the mounting groove has been seted up to the rectangle frame, be equipped with the mounting bracket in the mounting groove, the bolt is fixed with power assembly, its characterized in that in the mounting bracket: a damping component is arranged between the mounting groove and the mounting rack, and a heat dissipation component is arranged at the upper end of the mounting rack;
the damping assembly comprises a plurality of installation slide bars, the installation slide bars are fixedly arranged at the lower end of the installation frame, one ends of the installation slide bars penetrating through the installation grooves are fixedly connected with a stop block, a plurality of springs are arranged between the installation frame and the installation grooves and are respectively sleeved outside the installation slide bars, an anti-vibration plate is arranged on the inner wall of the installation frame, and four corners of the upper side of the rectangular frame are rotatably connected with fixing assemblies;
the fixing assembly comprises an I-shaped rotating block, one end of the I-shaped rotating block is hinged to the rectangular frame, two oppositely arranged shock stopping blocks are fixedly arranged in the middle of the other end of the I-shaped rotating block, communicated through holes are formed in the upper end and the lower end of the I-shaped rotating block, a fixing bolt is connected to the through holes in an internal thread mode, a rotating handle is arranged at the upper end of the I-shaped rotating block, and anti-skidding threads are arranged at the upper end of the fixing bolt.
2. The noise reduction device for the electric automobile according to claim 1, wherein: the heat dissipation assembly comprises semiconductor refrigeration pieces and a fan, an installation cover is installed at the upper end of the installation frame, an installation hole is formed in the upper end of the installation cover, the semiconductor refrigeration pieces are arranged in the installation hole, and the fan is arranged at the upper ends of the semiconductor refrigeration pieces.
3. The noise reduction device for the electric automobile according to claim 2, wherein: a plurality of draw-in grooves have been seted up to the mounting bracket upper end, the installation lid lower extreme be fixed with a plurality of draw-in groove assorted buckle, it is a plurality of the shape of draw-in groove is for having bellied rectangular channel, a plurality of the shape of buckle is for having bellied rectangular block.
4. The noise reduction device for the electric automobile according to claim 2, wherein: and strip check blocks are fixedly connected to four sides of the mounting cover.
5. The noise reduction device for the electric automobile according to claim 4, wherein: and the strip-shaped check blocks are provided with lifting grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221030753.3U CN218558530U (en) | 2022-04-29 | 2022-04-29 | Noise reduction device for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221030753.3U CN218558530U (en) | 2022-04-29 | 2022-04-29 | Noise reduction device for electric automobile |
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| Publication Number | Publication Date |
|---|---|
| CN218558530U true CN218558530U (en) | 2023-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221030753.3U Active CN218558530U (en) | 2022-04-29 | 2022-04-29 | Noise reduction device for electric automobile |
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| CN (1) | CN218558530U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116838628A (en) * | 2023-08-31 | 2023-10-03 | 深圳市力能创新科技有限公司 | Noise-reduction type computer cooling fan |
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2022
- 2022-04-29 CN CN202221030753.3U patent/CN218558530U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116838628A (en) * | 2023-08-31 | 2023-10-03 | 深圳市力能创新科技有限公司 | Noise-reduction type computer cooling fan |
| CN116838628B (en) * | 2023-08-31 | 2023-10-31 | 深圳市力能创新科技有限公司 | Noise-reduction type computer cooling fan |
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