CN212462971U - Low-noise motor protection box - Google Patents
Low-noise motor protection box Download PDFInfo
- Publication number
- CN212462971U CN212462971U CN202021196467.5U CN202021196467U CN212462971U CN 212462971 U CN212462971 U CN 212462971U CN 202021196467 U CN202021196467 U CN 202021196467U CN 212462971 U CN212462971 U CN 212462971U
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- Prior art keywords
- sound insulation
- motor
- base
- noise
- fixedly connected
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- 238000009413 insulation Methods 0.000 claims abstract description 51
- 238000013016 damping Methods 0.000 claims abstract description 26
- 239000002390 adhesive tape Substances 0.000 claims abstract description 10
- 230000000670 limiting effect Effects 0.000 claims description 12
- 102000002322 Egg Proteins Human genes 0.000 claims description 4
- 108010000912 Egg Proteins Proteins 0.000 claims description 4
- 210000003278 egg shell Anatomy 0.000 claims description 4
- 230000000644 propagated effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 description 7
- 230000035939 shock Effects 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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Abstract
The utility model provides a motor protection case of low noise relates to motor technical field, including safety cover base, safety cover casing and amortization sponge, the top fixedly connected with safety cover casing of safety cover base, both ends fixedly connected with sound insulation sponge about the inside of safety cover casing, the top fixedly connected with vibration damping mount of safety cover base. Through installing syllable-dividing sponge, give sound insulation adhesive tape and acoustic celotex board, the sponge that gives sound insulation sets up around the inner wall of shield casing, the inside top of shield casing is provided with the adhesive tape that gives sound insulation simultaneously, acoustic celotex board and syllable-dividing hole, during the use, through the sponge that gives sound insulation, the adhesive tape gives sound insulation, the acoustic celotex board carries out the omnidirectional with the inner wall of shield casing with the hole that gives sound insulation and covers, constantly absorb the noise at the in-process that the noise outwards propagated, thereby weaken the intensity of noise, further reduce the propagation range of noise, avoid the noise to reveal to the external world, guarantee user of service's normal.
Description
Technical Field
The utility model relates to the technical field of electric machines, especially, relate to a motor protection case of low noise.
Background
Motor noise is mainly generated by the radial component of the air gap field acting on the stator core. It is propagated outward through the yoke, causing the stator core to vibrate and deform. Secondly, the tangential component of the air-gap magnetic field, which opposes the electromagnetic torque, causes the core teeth to vibrate by local deformation. When the natural frequency of radial electromagnetic wave and stator is close, will arouse resonance, can produce great noise pollution, influence people's normal life, the machine can produce vibrations, drives the motor and produces the skew disturbance, influences the motor and carries out work.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a low-noise motor protection box.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a low-noise motor protection box comprises a protection cover base, a protection cover shell and sound insulation sponge, wherein the top end of the protection cover base is fixedly connected with the protection cover shell, the sound insulation sponge is tightly attached to the periphery of the inner wall of the protection cover shell, the top end of the protection cover base is fixedly connected with a shock absorption base, one end, away from the protection cover base, of the shock absorption base is movably connected with a motor base, a support is fixedly connected to the upper portion of the shock absorption base, a shock absorption spring is fixedly connected to the top end of the shock absorption base, a limiting block is fixedly connected to the top end of the support, a limiting groove is formed in the bottom end of the motor base, a motor is fixedly connected to the upper portion of the motor base, a through hole is formed in the left end of the protection cover shell, an output end of the motor is, the sound insulation adhesive tape is installed in the one end of keeping away from the motor, the middle fixedly connected with acoustic celotex board of shield casing, the inside of acoustic celotex board has been seted up and has been separated the sound hole, separate the inside fixedly connected with sound insulation baffle in sound hole.
Preferably, the two ends of the protective cover shell are connected to the top end of the protective cover base through bolts, and the damping base is connected to the top end of the protective cover base through bolts.
Preferably, the sound insulation sponge is vertically and uniformly distributed with bulges at equal intervals, and the bulges are in an eggshell shape.
Preferably, the supports are symmetrically distributed at two ends of the damping base, a cavity is formed between the two supports, and the damping spring is located between the two supports.
Preferably, a limiting block is embedded in the limiting groove.
Preferably, the motor base is made of rubber.
Preferably, the sound insulation rubber strip, the sound insulation plate, the sound insulation hole and the sound insulation baffle are all located at the top end of the protective cover shell.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, through installing the sound insulation sponge, sound insulation adhesive tape and acoustic celotex board, the sound insulation sponge sets up around the inner wall of shield casing, the inside top of shield casing is provided with sound insulation adhesive tape simultaneously, acoustic celotex board and syllable-dividing hole, during the use, through the sound insulation sponge, the sound insulation adhesive tape, the acoustic celotex board carries out the omnidirectional with the inner wall of shield casing in sound insulation hole and covers, constantly absorb the noise at the in-process that the noise outwards propagated, thereby weaken the intensity of noise, further narrow the propagation range of noise, avoid the noise to reveal to the external world, guarantee user of service's normal use.
2. Secondly, through installing damping spring, damping spring sets up between motor base and damping base, utilizes the elasticity of spring to reduce vibrations and impact force, weakens the vibrations of motor self through damping spring when the motor is worked, simultaneously, overcomes the interference of external equipment's vibration to the motor.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of the overall structure of the present invention;
FIG. 3 is a schematic cross-sectional view of the sound-proof hole of the overall structure of the present invention;
fig. 4 is an enlarged schematic structural diagram of fig. 1A of the present invention.
In fig. 1 to 4, the correspondence between the part names or lines and the reference numbers is:
the motor protection cover comprises a protection cover base (1), a protection cover shell (2), sound insulation sponge (3), sound insulation rubber strips (4), a motor (5), a motor base (6), a through hole (7), sound insulation plates (8), sound insulation holes (9), sound insulation baffles (10), a limiting groove (11), a support (12), a damping base (13), a damping spring (14) and a limiting block (15).
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the utility model provides a low-noise motor protection box, which comprises a protection cover base 1, a protection cover shell 2 and a sound-proof sponge 3, wherein the top end of the protection cover base 1 is fixedly connected with the protection cover shell 2, the sound-proof sponge 3 is tightly adhered to the periphery of the inner wall of the protection cover shell 2, the top end of the protection cover base 1 is fixedly connected with a shock-absorbing base 13, one end of the shock-absorbing base 13 far away from the protection cover base 1 is movably connected with a motor base 6, a bracket 12 is fixedly connected above the shock-absorbing base 13, a shock-absorbing spring 14 is fixedly connected at the top end of the shock-absorbing base 13, a limiting block 15 is fixedly connected at the top end of the bracket 12, a limiting groove 11 is arranged at the bottom end of the motor base 6, a motor 5 is fixedly connected above the motor base, the inside fixed rubber strip 4 that gives sound insulation that is provided with in top of safety cover casing 2, the rubber strip 4 that gives sound insulation is installed in the one end of keeping away from motor 5, and safety cover casing 2's middle fixedly connected with acoustic celotex board 8, sound insulation hole 9 has been seted up to acoustic celotex board 8's inside, and the inside fixedly connected with sound baffle 10 in sound insulation hole 9.
Further, bolted connection is passed through on the 1 top of safety cover base at 2 both ends of safety cover casing, and vibration damping mount 13 passes through bolted connection on 1 top of safety cover base, and during installation motor 5, only need operate the bolt between safety cover casing 2 and the safety cover base 1 and can open, place motor 5, go into through-hole 7 with motor 5 output card, can be fixed motor 5.
Further, 3 vertical equidistant even distributions of sound insulation sponge have the arch, its arch is "eggshell" type, sound insulation sponge 3 has the multifilament structure, through the sound insulation sponge of designing into "eggshell" type, wherein, sound insulation sponge 3 sets up around the inner wall of protecting shield casing 2, when using, the sound wave is through fibrous reflection when sound insulation sponge is inside to be propagated, the sound wave superposes each other, bump, thereby turn into heat energy with sound wave energy, further weaken the intensity of sound wave, reach the effect that reduces noise pollution.
Further, the brackets 12 are symmetrically distributed at the top end of the damping base 13, a cavity is formed between the two brackets 12, the damping spring 14 is located between the two brackets 12, and the damping spring 14 and the brackets 12 perform corresponding reciprocating displacement along with the vibration of the motor 5 when the motor 5 works.
Further, the embedded stopper 15 that is provided with of spacing groove 11, through stopper 15 and spacing groove 11's cooperation, avoid motor base 6 to take place the displacement of horizontal direction, make motor base 6 only can carry out fore-and-aft removal to make damping spring 14 can be better absorb the vibrations between motor base 6 and the vibration damping mount 13, make damping spring 14 reach better shock attenuation effect.
Further, motor base 6 is the rubber material, and rubber has certain elasticity, can reach the effect of buffering when the motor 5 shakes from top to bottom, does not take place violent friction with motor base 6, injures motor 5's fuselage.
Further, rubber strip 4 gives sound insulation, acoustic celotex board 8, syllable-dividing hole 9 and sound baffle 10 all are located 2 tops of safety cover casing, and the top adopts rubber strip 4 that gives sound insulation, acoustic celotex board 8, syllable-dividing hole 9 and sound baffle 10 structure to give sound insulation certainly, adopts continuous absorption to analyse sound, reaches the propagation path of weakening sound, changes the scope of sound propagation simultaneously, and further eliminates noise pollution.
The working principle is as follows: during the use, firstly, unscrew the bolt between safety cover casing 2 and the safety cover base 1, then, place motor 5, align motor 5 output and through-hole 7, then, screw up the bolt again, can be fixed with motor 5, motor 5 begins to work, subsequently, sound insulation sponge 3, sound insulation adhesive tape 4, acoustic celotex board 8, the noise absorption that sound insulation hole 9 and sound insulation baffle 10 produced motor 5 during operation, noise pollution is reduced, simultaneously, damping spring 14 and support 12 are at motor 5 during operation, corresponding reciprocating displacement takes place for the vibrations of following motor 5, finally, after work, static state's motor 5 keeps at initial erection position under gravity and the balance of spring force, overcome the interference that work vibration fixed to motor 5.
The embodiments of the present application have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. A low-noise motor protection box comprises a protection cover base (1), a protection cover shell (2) and sound insulation sponge (3), and is characterized in that the top end of the protection cover base (1) is fixedly connected with the protection cover shell (2), the sound insulation sponge (3) is tightly adhered to the periphery of the inner wall of the protection cover shell (2), the top end of the protection cover base (1) is fixedly connected with a damping base (13), one end, away from the protection cover base (1), of the damping base (13) is movably connected with a motor base (6), a support (12) is fixedly connected above the damping base (13), the top end of the damping base (13) is fixedly connected with a damping spring (14), the top end of the support (12) is fixedly connected with a limiting block (15), and the bottom end of the motor base (6) is provided with a limiting groove (11), the utility model discloses a motor, including motor base (6), top fixedly connected with motor (5), through-hole (7) have been seted up to the left end of shield casing (2), the inside embedding of through-hole (7) is provided with the output of motor (5), the inside fixed syllable-dividing adhesive tape (4) that is provided with in top of shield casing (2), the one end of keeping away from motor (5) is installed in syllable-dividing adhesive tape (4), the middle fixedly connected with acoustic celotex board (8) of shield casing (2), sound hole (9) have been seted up to the inside of acoustic celotex board (8), sound hole (9) have been separated to inside fixedly connected with acoustic baffle (10).
2. The low-noise motor protection box according to claim 1, wherein two ends of the protection cover shell (2) are connected to the top end of the protection cover base (1) through bolts, and the damping base (13) is connected to the top end of the protection cover base (1) through bolts.
3. The low-noise motor protection box according to claim 1, characterized in that the sound insulation sponge (3) is vertically and evenly distributed with protrusions in an eggshell shape.
4. The low-noise motor protection box according to claim 1, characterized in that the brackets (12) are symmetrically distributed at two ends of the damping base (13), a cavity is formed between the two brackets (12), and the damping spring (14) is positioned between the two brackets (12).
5. The low-noise motor protection box according to claim 1, wherein a limiting block (15) is embedded in the limiting groove (11).
6. The low-noise motor protection box according to claim 1, wherein the motor base (6) is made of rubber.
7. The low-noise motor protection box according to claim 1, wherein the sound insulation rubber strip (4), the sound insulation plate (8), the sound insulation hole (9) and the sound insulation baffle are all located at the top end of the protection cover shell (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021196467.5U CN212462971U (en) | 2020-06-24 | 2020-06-24 | Low-noise motor protection box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021196467.5U CN212462971U (en) | 2020-06-24 | 2020-06-24 | Low-noise motor protection box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212462971U true CN212462971U (en) | 2021-02-02 |
Family
ID=74462365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021196467.5U Expired - Fee Related CN212462971U (en) | 2020-06-24 | 2020-06-24 | Low-noise motor protection box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212462971U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113597153A (en) * | 2021-06-23 | 2021-11-02 | 深圳市青蓝自动化科技有限公司 | Low-noise high-power stepping motor controller |
-
2020
- 2020-06-24 CN CN202021196467.5U patent/CN212462971U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113597153A (en) * | 2021-06-23 | 2021-11-02 | 深圳市青蓝自动化科技有限公司 | Low-noise high-power stepping motor controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220803 Address after: 475000 southwest corner of the intersection of the ninth street and Longhai fifth road, Kaifeng City, Henan Province Patentee after: KAIFENG SHENG DA ELECTRIC MOTOR TECHNOLOGY CO.,LTD. Address before: 056000 No.83, lingxinan street, Hanshan District, Handan City, Hebei Province Patentee before: Weng Yisi |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210202 |