CN210157018U - Noise reduction type motor housing - Google Patents
Noise reduction type motor housing Download PDFInfo
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- CN210157018U CN210157018U CN201920914302.8U CN201920914302U CN210157018U CN 210157018 U CN210157018 U CN 210157018U CN 201920914302 U CN201920914302 U CN 201920914302U CN 210157018 U CN210157018 U CN 210157018U
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- plate
- noise reduction
- plate body
- noise
- side plates
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- 230000030279 gene silencing Effects 0.000 claims abstract description 25
- 238000013016 damping Methods 0.000 claims abstract description 14
- 229920000742 Cotton Polymers 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000035939 shock Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses a noise reduction type motor shell, which comprises a bottom plate, wherein a damping plate is arranged at the top of the bottom plate, a motor shell is arranged at the top of the damping plate, the motor shell comprises a plurality of side plates and an arc-shaped top plate, the side plates and the arc-shaped top plate respectively comprise an inner plate body and a silencing layer from inside to outside, the sound absorbing layer and the outer plate body are formed with a plurality of rows of sound transmitting holes on the outer plate body of the inner plate body and the side plates, the sound absorbing layer comprises an upper sound absorbing plate and a lower sound absorbing plate from inside to outside, a plurality of convex parts and concave parts are formed on the upper sound absorbing plate and the lower sound absorbing plate, fixing holes are formed in the central positions of the convex parts and the concave parts, the concave parts of the upper sound absorbing plate and the convex parts of the lower sound absorbing plate correspond to each other and are arranged, the convex parts of the upper sound absorbing plate and the concave parts of the lower sound absorbing plate correspond to each other and are arranged, and the fixing holes between the convex parts of the upper sound absorbing plate and the concave parts of the lower. The utility model discloses noise that can effectual reduction motor vibrations produce and can effectively fall the noise and fall the processing of making an uproar to the noise.
Description
Technical Field
The utility model relates to a type of making an uproar motor housing falls belongs to motor accessories technical field.
Background
The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, and mainly has the function of generating driving torque as a power source of electric appliances or various machines; the motor in use shakes greatly, and externally mounted has the shell to protect, but current motor housing in use still has certain not enough, the inside vibration/noise reduction's of current motor housing simple structure, and vibration/noise reduction's performance is not good in the use, and motor in use shaking force is great, influences the stability of motor, and the motor sends great noise in work simultaneously, forms noise pollution easily.
Disclosure of Invention
For solving the not enough of prior art, the utility model provides a type of making an uproar motor housing falls, can effectual reduction motor vibrations the noise that produces and can effectively fall the noise and fall the processing of making an uproar.
The utility model discloses the technical scheme who adopts does:
a noise reduction type motor shell comprises a bottom plate, wherein a damping plate is arranged at the top of the bottom plate, a motor shell is arranged at the top of the damping plate, the motor shell comprises a plurality of side plates arranged in a surrounding mode and an arc-shaped top plate arranged at the top of the side plates, through holes are formed in the side plates positioned at the tops of two sides of the damping plate, the side plates and the arc-shaped top plate respectively comprise an inner plate body, a silencing layer, a sound absorbing layer and an outer plate body from inside to outside, a plurality of rows of sound transmission holes are formed in the inner plate body and the outer plate body of the side plates, the silencing layer comprises an upper silencing plate and a lower silencing plate from inside to outside, a plurality of convex parts and concave parts are formed in the upper silencing plate and the lower silencing plate, fixing holes are formed in the central positions of the convex parts and the concave parts, the concave parts of the upper silencing plate and the convex parts of the lower silencing plate are arranged in a corresponding mode, screws are arranged in the fixing holes penetrating, two ends of the screw rod respectively extend to the outer sides of the inner plate body and the outer plate body and are fastened by nuts, and the screw rod is sleeved with the elastic piece.
Preferably, sound-absorbing cotton is arranged on the inner walls of the side plates and the arc-shaped top plate.
Further preferably, the shock attenuation board package rubbing board body, the middle part of plate body is provided with the notch, be provided with the bolster in the notch, just the height that highly is greater than the plate body of bolster is provided with a plurality of screw hole on the plate body of notch both sides, notch and screw hole all are located the space that is formed by a plurality of curb plate.
Further preferably, a plurality of silencing passages are formed in the bottoms of the plate bodies and communicated with the bottoms of the notches, a plurality of silencing pieces are symmetrically arranged on two sides of the inner wall of each silencing passage and are respectively arranged in an inclined mode towards the notches.
Preferably, baffles are respectively arranged on the upper sides of the plurality of rows of sound transmission holes formed in the outer plate body of the side plate in an inclined and downward manner.
Preferably, a plurality of silencing blocks are obliquely arranged on the plate body on one side, close to the lower silencing plate, of the upper silencing plate.
The beneficial effects of the utility model reside in that:
noise generated by motor vibration is reduced by adopting sound-absorbing cotton, a noise-reducing layer and the sound-absorbing layer on the motor shell, and a plurality of noise-reducing blocks are obliquely arranged on a side plate body, close to the upper noise-reducing plate and the lower noise-reducing plate, respectively, so that sound wave energy is consumed, and the noise reduction efficiency is improved; the bolster that sets up in the shock attenuation board notch has reduced the vibration range of motor, and the noise elimination passageway that sets up bottom the plate body has further reduced the noise that motor vibrations produced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a side panel;
FIG. 3 is a schematic structural view of the upper and lower muffling plates;
FIG. 4 is a front view of the damper plate;
FIG. 5 is a top view of the damper plate;
the main reference numerals in the figures have the following meanings:
1. bottom plate, 2, damper plate, 3, motor casing, 4, screw rod, 5, elastic component, 6, sound-absorbing cotton, 7, baffle, 8, amortization piece, 21, plate body, 22, notch, 23, buffer, 24, screw hole, 25, amortization channel, 26, amortization piece, 31, curb plate, 32, arc roof, 33, inner plate body, 34, amortization layer, 35, sound-absorbing layer, 36, outer plate body, 37, upper sound-absorbing plate, 38, lower sound-absorbing plate, 391, convex part, 392, concave part.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1-5: the embodiment is a noise reduction type motor shell, which comprises a bottom plate 1, wherein a damping plate 2 is arranged at the top of the bottom plate 1, a motor shell 3 is arranged at the top of the damping plate 2, the motor shell 3 comprises a plurality of side plates 31 arranged in a surrounding manner and arc-shaped top plates 32 arranged at the tops of the side plates 31, through holes are formed in the side plates 31 at the tops of two sides of the damping plate 2, and the through holes are used for facilitating the passing of a motor shaft and the heat dissipation of the motor; the side plates 31 and the arc-shaped top plate 32 respectively comprise an inner plate body 33, a sound attenuation layer 34, a sound absorption layer 35 and an outer plate body 36 from inside to outside, wherein in the embodiment, the sound absorption layer 35 is a sound absorption cotton layer; a plurality of rows of sound transmission holes are formed on the inner plate body 33 and the outer plate body 36 of the side plate 31, the sound attenuation layer 34 comprises an upper sound attenuation plate 37 and a lower sound attenuation plate 38 from inside to outside, a plurality of convex parts 391 and concave parts 392 are formed on the upper sound attenuation plate 37 and the lower sound attenuation plate 38, fixing holes are formed at the central positions of the convex parts 391 and the concave parts 392, the concave parts 392 of the upper sound attenuation plate 37 and the convex parts 391 of the lower sound attenuation plate 38 are arranged correspondingly, the convex parts 391 of the upper sound attenuation plate 37 and the concave parts 392 of the lower sound attenuation plate 38 are arranged correspondingly, a screw rod 4 is arranged through the fixing holes between the convex parts 391 of the upper sound attenuation plate 37 and the concave parts 392 of the lower sound attenuation plate 38, two ends of the screw rod 4 respectively extend to the outer sides of the inner plate 33 and the outer plate 36 and are fastened by nuts, an elastic piece 5 is sleeved on the screw rod 4, the elastic piece 5 enables a certain gap to be generated between the upper, the noise reduction efficiency is improved.
Referring to fig. 1, in order to further improve the noise reduction effect, sound absorption cotton 6 is disposed on the inner walls of the side plates 31 and the arc-shaped top plate 32.
Referring to fig. 4 and 5, the damping plate 2 includes a plate body 21, a notch 22 is formed in the middle of the plate body 21, a buffer member 23 is disposed in the notch 22, and the height of the buffer member 23 is greater than the height of the plate body 21, a plurality of threaded holes 24 are formed in the plate body 21 on both sides of the notch 22, the notch 22 and the threaded holes 24 are both located in a space formed by a plurality of side plates 31, in practical application, a motor is placed on the buffer member 23, the buffer member 23 is stably pressed by the motor under the action of gravity, then the motor is fixed on the plate body 21 through the threaded holes 24, the motor vibrates during use, since the buffer member 23 is stably pressed, the motor does not shake during vibration, and the buffer member 23 can effectively counteract the influence of a portion of vibration, thereby reducing the noise volume and decibel generated when the motor is directly mounted on the base plate 1, and a plurality of noise reduction channels 25 are formed at the bottom of the plate, amortization passageway 25 communicates with notch 22's bottom, and is provided with a plurality of amortization piece 26 at the inner wall bilateral symmetry of a plurality of amortization passageway 25, and amortization piece 26 inclines respectively and sets up towards notch 22, and the noise that produces during the motor operation can get into amortization passageway 25 through notch 22, and the amortization piece 26 that sets up in the amortization passageway 25 can the effectual energy of consuming sound wave in the air current, further improvement the efficiency of making an uproar that falls.
Referring to fig. 2, baffles 7 are respectively disposed obliquely downward on the upper sides of the rows of sound holes formed in the outer plate 36 of the side plate 31, and the baffles 7 can effectively prevent dust from entering the interior of the motor housing 1.
Referring to fig. 3, a plurality of silencing blocks 8 are respectively and obliquely arranged on a plate body at one side where the upper silencing plate 37 and the lower silencing plate 38 are close to each other, and the silencing blocks 8 can effectively consume the energy of sound waves in air flow so as to improve the noise reduction effect.
To sum up, the noise reduction type motor shell provided by the utility model adopts the sound absorption cotton, the noise reduction layer and the sound absorption layer on the motor shell to reduce noise generated by motor vibration, and the plurality of noise reduction blocks are respectively arranged on the side plate body where the upper noise reduction plate and the lower noise reduction plate are close to each other in an inclined manner, so that sound wave energy is consumed, and the noise reduction efficiency is improved; the bolster that sets up in the shock attenuation board notch has reduced the vibration range of motor, and the noise elimination passageway that sets up bottom the plate body has further reduced the noise that motor vibrations produced.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a type of making an uproar motor housing falls which characterized in that: the damping and noise-reducing motor comprises a bottom plate (1), a damping plate (2) is arranged on the top of the bottom plate (1), a motor shell (3) is arranged on the top of the damping plate (2), the motor shell (3) comprises a plurality of side plates (31) arranged in a surrounding mode and an arc-shaped top plate (32) arranged on the tops of the side plates (31), through holes are formed in the side plates (31) on the tops of the two sides of the damping plate (2), the side plates (31) and the arc-shaped top plate (32) respectively comprise an inner plate body (33), a noise-reducing layer (34), a sound-absorbing layer (35) and an outer plate body (36) from inside to outside, a plurality of rows of sound-transmitting holes are formed in the inner plate body (33) and the outer plate body (36) of the side plates (31), the noise-reducing layer (34) comprises an upper noise-reducing plate (37) and a lower noise-reducing plate (38) from inside to outside, a plurality of convex portions (391) and, fixing holes are formed in the center positions of the convex portions (391) and the concave portions (392), the concave portions (392) of the upper silencing plate (37) and the convex portions (391) of the lower silencing plate (38) are arranged correspondingly, the convex portions (391) of the upper silencing plate (37) and the concave portions (392) of the lower silencing plate (38) are arranged correspondingly, a screw rod (4) penetrates through the fixing holes between the convex portions (391) of the upper silencing plate (37) and the concave portions (392) of the lower silencing plate (38), two ends of the screw rod (4) respectively extend to the outer sides of the inner plate body (33) and the outer plate body (36) and are fastened through nuts, and the screw rod (4) is sleeved with an elastic piece (5).
2. The noise reduction type motor housing according to claim 1, wherein sound absorption cotton (6) is arranged on the inner walls of the side plates (31) and the arc-shaped top plate (32).
3. The noise reduction type motor housing according to claim 1, wherein the damping plate (2) comprises a plate body (21), a notch (22) is formed in the middle of the plate body (21), a buffer member (23) is arranged in the notch (22), the height of the buffer member (23) is greater than that of the plate body (21), a plurality of threaded holes (24) are formed in the plate body (21) on two sides of the notch (22), and the notch (22) and the threaded holes (24) are located in a space formed by a plurality of side plates (31).
4. A noise reduction type motor housing according to claim 3, wherein a plurality of noise reduction passages (25) are formed at the bottom of the plate body (21), the noise reduction passages (25) are communicated with the bottom of the notch (22), a plurality of noise reduction sheets (26) are symmetrically arranged at two sides of the inner wall of the plurality of noise reduction passages (25), and the noise reduction sheets (26) are respectively arranged towards the notch (22) in an inclined manner.
5. The noise reduction type motor housing as claimed in claim 1, wherein baffles (7) are provided obliquely downward on the upper sides of the rows of sound transmission holes formed in the outer plate body (36) of the side plate (31), respectively.
6. A noise reduction type motor housing according to claim 1, wherein a plurality of noise reduction blocks (8) are obliquely arranged on a side plate body of the upper noise reduction plate (37) and the lower noise reduction plate (38) which are close to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920914302.8U CN210157018U (en) | 2019-06-18 | 2019-06-18 | Noise reduction type motor housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920914302.8U CN210157018U (en) | 2019-06-18 | 2019-06-18 | Noise reduction type motor housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210157018U true CN210157018U (en) | 2020-03-17 |
Family
ID=69763247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920914302.8U Active CN210157018U (en) | 2019-06-18 | 2019-06-18 | Noise reduction type motor housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210157018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113612335A (en) * | 2020-09-20 | 2021-11-05 | 危维青 | Motor casing manufacturing method and motor |
-
2019
- 2019-06-18 CN CN201920914302.8U patent/CN210157018U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113612335A (en) * | 2020-09-20 | 2021-11-05 | 危维青 | Motor casing manufacturing method and motor |
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