CN217607625U - Shock-absorbing noise-reducing motor casing of electric fan motor - Google Patents
Shock-absorbing noise-reducing motor casing of electric fan motor Download PDFInfo
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- CN217607625U CN217607625U CN202220028803.8U CN202220028803U CN217607625U CN 217607625 U CN217607625 U CN 217607625U CN 202220028803 U CN202220028803 U CN 202220028803U CN 217607625 U CN217607625 U CN 217607625U
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- vibration
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 17
- 238000013016 damping Methods 0.000 claims description 18
- 230000030279 gene silencing Effects 0.000 claims description 11
- 229920000742 Cotton Polymers 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 230000035939 shock Effects 0.000 abstract description 14
- 210000003205 muscle Anatomy 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 229910052709 silver Inorganic materials 0.000 abstract description 2
- 239000004332 silver Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000576 supplementary effect Effects 0.000 description 1
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Abstract
The utility model discloses a vibration/noise reduction motor casing of electric fan motor, including casing and the connection end cover of connection at the casing left end, through a plurality of connecting piece fastening connections between casing and the connection end cover, be provided with a plurality of dashpots on the left end face of casing, be provided with the shock attenuation ball in the dashpot, the shock attenuation ball compresses tightly between casing and connection end cover and personally submits the clearance setting at the looks remote site of casing and connection end cover, it has the shell of making an uproar to go back the cover on the casing to be equipped with, the inboard of the shell of making an uproar is provided with a plurality of heat dissipation muscle at the interval in week, links to each other be provided with the amortization silver between the heat dissipation muscle. In this way, the utility model discloses vibration and noise that electric fan motor's vibration/noise reduction motor casing can reduce the motor and produce at work ensures that connection structure is stable, has prolonged life.
Description
Technical Field
The utility model relates to a motor housing field especially relates to a vibration/noise reduction motor casing of electric fan motor.
Background
An electric fan, also called fan or fanner, is an electric appliance using motor to drive fan blades to rotate for accelerating air circulation, and is mainly used for cooling, relieving summer heat and circulating air. For some large plants that require more powerful industrial fans, these large fans also tend to require larger motors.
In the working process of the industrial fan, the motor rotates to generate larger noise relative to a common motor, and the vibration of the motor also influences the practicability. The existing motor has no noise reduction effect, and the noise can pollute the environment. The motor can cause mechanical fatigue to occur to the motor body and the connecting part due to the long-time overlarge vibration of the motor, and the service life is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a vibration/noise reduction motor casing of electric fan motor, can reduce vibrations and the noise that the motor produced at work, ensures connection structure stable, has prolonged life.
In order to solve the technical problem, the utility model discloses a technical scheme be: the damping and noise-reducing motor shell comprises a shell body and a connecting end cover connected to the left end of the shell body, the shell body is connected with the connecting end cover in a fastening mode through a plurality of connecting pieces, a plurality of buffer grooves are formed in the left end face of the shell body, damping balls are arranged in the buffer grooves and tightly pressed between the shell body and the connecting end cover, opposite end faces of the shell body and the connecting end cover are arranged in a clearance mode, a noise-reducing shell is further sleeved on the shell body, a plurality of heat-dissipating ribs are arranged on the inner side of the noise-reducing shell at intervals in the circumferential direction, and noise-reducing cotton slivers are arranged between the heat-dissipating ribs in a connected mode.
In a preferred embodiment of the present invention, the heat dissipating rib has a plurality of silencing holes, the silencing holes are formed on the heat dissipating rib in a through manner, and the silencing cotton strip is located above the silencing holes.
In a preferred embodiment of the present invention, the number of the sound-deadening holes on each of the heat-dissipating ribs is 3, and the number of the heat-dissipating ribs is 14.
In a preferred embodiment of the present invention, the noise reduction casing includes two arc-shaped casings, the two arc-shaped casings are connected by bolts, and two shock-absorbing rubber pads are disposed on the connection end surfaces of the arc-shaped casings.
In a preferred embodiment of the present invention, the casing has connecting grooves corresponding to the arc-shaped shells at the left and right ends, wherein the connecting grooves are provided with shock-absorbing rubber pads, and the arc-shaped shells are embedded in the shock-absorbing rubber pads.
In a preferred embodiment of the present invention, a plurality of heat dissipation holes are formed on the upper edge of the right end face of the arc-shaped housing, and the cross section of each heat dissipation hole is fan-shaped.
In a preferred embodiment of the present invention, the left end of the housing has a connecting seat corresponding to the connecting end cap, a part of the damping ball is disposed in the buffer groove in an interference fit manner, and the rest of the damping ball is disposed between the connecting seat and the connecting end cap, and the damping ball is elastically deformed under pressure to keep the connecting seat and the connecting end cap out of contact.
In a preferred embodiment of the present invention, the buffer slots are evenly distributed along the center of the connecting seat, and the buffer slots are circular buffer slots.
In a preferred embodiment of the present invention, the right end of the connecting member has a threaded section, and the right end of the connecting member is screwed by a nut and extends into the noise reduction housing.
The beneficial effects of the utility model are that: the utility model discloses vibration/noise reduction motor casing of electric fan motor sets up the shock attenuation ball in the clearance between connection end cover and casing, shock attenuation ball elastic deformation when horizontal vibrations has alleviateed vibrations to avoid connecting end cover and casing direct contact, prevent the collision damage.
The utility model discloses vibration/noise reduction motor casing of electric fan motor sets up the amortization cotton in falling the shell of making an uproar, can the noise that the effective absorption motor produced in the course of the work, and the leakage of noise reduction, bloop on the heat dissipation muscle can disturb sound wave transmission direction, plays the supplementary effect of making an uproar of falling.
The utility model discloses vibration/noise reduction motor casing of electric fan motor, the heat dissipation muscle and the louvre of falling in the shell of making an uproar are with the heat discharge in the motor, reduce the temperature of motor in the course of the work, avoid high temperature to arouse the motor to damage.
The utility model discloses vibration/noise reduction motor casing of electric fan motor, the shell of making an uproar falls and passes through split type connection, sets up rubber pad between the two and is used for the shock attenuation, and the connection position sets up the rubber pad shock attenuation equally between shell of making an uproar and the casing of making an uproar falls, further improves the shock attenuation effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
FIG. 1 is a schematic structural view of a preferred embodiment of a vibration/noise reduction motor casing of an electric fan motor according to the present invention;
FIG. 2 is a schematic view of the internal structure of the noise reduction housing;
the parts in the drawings are numbered as follows: 1. casing, 11, damping ball, 12, connecting seat, 2, connecting end cover, 3, the shell of making an uproar falls, 31, arc shell, 32, shock pad, 33, heat dissipation muscle, 34, amortization silver, 35, louvre, 36, bloop, 4, connecting piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose. In addition, the terms "upper", "lower", "left", "right" and "middle" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1 and 2, a shock-absorbing noise-reducing motor casing of an electric fan motor comprises a casing 1 and a connecting end cover 2 connected to the left end of the casing 1, wherein a noise-reducing casing 3 is further sleeved on the casing 1, and the casing 1 and the connecting end cover 2 are fastened and connected through a plurality of connecting pieces 4. The right end of the connecting piece 4 is provided with a thread section, and the right end of the connecting piece 4 is screwed up through a nut and extends into the noise reduction shell 3. The shell 1 is connected with the connecting end cover 2 through the connecting piece 4 and the nut, and a gap is reserved between the shell 1 and the connecting end cover 2, so that a margin is provided for buffering in vibration.
A plurality of buffer grooves are formed in the left end face of the shell 1, shock absorption balls 11 are arranged in the buffer sleeves, and the shock absorption balls 11 are tightly pressed between the shell 1 and the connecting end cover 2 to enable opposite end faces of the shell 1 and the connecting end cover 2 to be in clearance arrangement. The left end of the shell 1 is provided with a connecting seat 12 corresponding to the connecting end cover 2, part of the damping ball 11 is arranged in the buffer groove in an interference fit mode, the rest part of the damping ball is arranged between the connecting seat 12 and the connecting end cover 2, and the damping ball 11 is elastically deformed under pressure to enable the connecting seat 12 and the connecting end cover 2 not to be contacted. The buffer slots are evenly distributed along the center of the connecting seat 12 at intervals, and are circular buffer slots. The number of buffer slots may be 4, 6, 8 or more. The damping ball 11 is an elastic rubber ball body with a large elastic coefficient, and provides a greater damping effect.
The interference of the right half of shock attenuation ball 11 is inlayed and is established in the dashpot, and the left half is located between casing 1 and the connection end cover 2, and when casing 1 or connection end cover 2 received axial vibrations, casing 1 or the left half of connecting end cover 2 extrusion shock attenuation ball 11, the left half elastic deformation of shock attenuation ball 11 can weaken the propagation of vibrations to can avoid casing 1 and the direct emergence collision of connection end cover 2.
The noise reduction shell 3 comprises two arc-shaped shells 31 which are connected through bolts, and shock-absorbing rubber pads 32 are arranged on the connecting end faces of the two arc-shaped shells. The left end and the right end of the shell 1 are provided with connecting grooves corresponding to the arc-shaped shells, shock-absorbing rubber pads 32 are arranged in the connecting grooves, and the arc-shaped shells are embedded in the shock-absorbing rubber pads 32. Set up rubber gasket 32 between arc shell and the casing 1, reduce between arc shell and the casing 1 because the influence that vibrations received, through bolted connection dismouting and change of being convenient for between the arc shell, manufacturing cost is also low moreover, and rubber gasket 32 is also established with establishing to the junction of arc shell simultaneously, reduces the vibrations between the arc shell, can carry out the shock attenuation in the footpath through above-mentioned mode.
The inner side of the noise reduction shell 3 is circumferentially provided with a plurality of heat dissipation ribs 33 at intervals, and a silencing cotton sliver 34 is arranged between the connected heat dissipation ribs 33. The upper edge of the right end face of the arc-shaped shell is provided with a plurality of heat dissipation holes 35, and the cross sections of the heat dissipation holes 35 are fan-shaped. Heat in the working process of the motor is transferred through the heat dissipation ribs 33, and the heat is discharged from the heat dissipation holes 35 after being transferred to the noise reduction shell 3.
A plurality of sound-deadening holes 36 are formed in the heat-dissipating rib 33, the sound-deadening holes 36 are formed through the heat-dissipating rib 33 in the front-rear direction, and the sound-deadening cotton strip 34 is located above the sound-deadening holes 36. The number of the sound-deadening holes 36 in each heat dissipation rib 33 is 3, and the number of the heat dissipation ribs 33 is 14. The sound absorbing cotton strip 34 can absorb part of the noise during the operation of the motor, and the noise is reduced. Meanwhile, the noise propagation direction is changed through the silencing holes 36, so that the noise is further effectively reduced, and the heat dissipation effect is improved.
Be different from prior art, the utility model discloses vibration and noise that electric fan motor's vibration/noise reduction motor casing can reduce the motor and produce at work ensure connection structure stable, have prolonged life.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if a person skilled in the art should understand that without departing from the spirit of the present invention, the person skilled in the art should not inventively design the similar structural modes and embodiments to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (9)
1. The damping and noise-reducing motor shell of the electric fan motor comprises a shell and a connecting end cover connected to the left end of the shell, and is characterized in that the shell and the connecting end cover are fastened and connected through a plurality of connecting pieces, a plurality of buffer grooves are formed in the left end face of the shell, damping balls are arranged in the buffer grooves, the damping balls are tightly pressed between the shell and the connecting end cover to enable opposite ends of the shell and the connecting end cover to be in clearance arrangement, a noise-reducing shell is further sleeved on the shell, a plurality of heat-dissipating ribs are circumferentially arranged on the inner side of the noise-reducing shell at intervals, and noise-reducing cotton slivers are arranged between the heat-dissipating ribs in a connected mode.
2. The motor casing of claim 1, wherein the heat sink has a plurality of silencing holes, the silencing holes are formed through the heat sink, and the silencing cotton is located above the silencing holes.
3. The motor casing for damping vibration and reducing noise of electric fan motor as claimed in claim 2, wherein the number of the silencing holes on each of said heat dissipating ribs is 3, and the number of said heat dissipating ribs is 14.
4. The vibration/noise reduction motor casing for the motor of the electric fan as claimed in claim 3, wherein the noise reduction casing comprises two arc-shaped casings which are connected by bolts, and vibration/noise reduction rubber pads are disposed on the connecting end surfaces of the two arc-shaped casings.
5. The vibration/noise reduction motor case for an electric fan motor as claimed in claim 4, wherein the left and right ends of the case body have coupling grooves corresponding to the arc-shaped case, and a vibration/noise reduction rubber pad is provided in the coupling grooves, and the arc-shaped case is embedded in the vibration/noise reduction rubber pad.
6. The motor casing of claim 5, wherein the right end of the arc casing has a plurality of heat dissipation holes with a fan-shaped cross section.
7. The motor casing for damping vibration and reducing noise of electric fan motor as claimed in any one of claims 1 to 6, wherein the casing has a connecting seat at its left end corresponding to the connecting end cap, part of said damping ball is disposed in the buffer slot by interference fit, and the rest is located between the connecting seat and the connecting end cap, said damping ball is elastically deformed by pressure so that the connecting seat and the connecting end cap do not contact.
8. A shock-absorbing noise-reducing motor casing for electric fan motor as claimed in claim 7, wherein said buffer slots are uniformly distributed along the center of said connecting seat, and said buffer slots are circular buffer slots.
9. The vibration/noise reduction motor case for electric fan motor of claim 8, wherein said connecting member has a threaded section at its right end, and said connecting member is screwed at its right end by a nut and extends into the noise reduction housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220028803.8U CN217607625U (en) | 2022-01-07 | 2022-01-07 | Shock-absorbing noise-reducing motor casing of electric fan motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220028803.8U CN217607625U (en) | 2022-01-07 | 2022-01-07 | Shock-absorbing noise-reducing motor casing of electric fan motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217607625U true CN217607625U (en) | 2022-10-18 |
Family
ID=83560980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220028803.8U Expired - Fee Related CN217607625U (en) | 2022-01-07 | 2022-01-07 | Shock-absorbing noise-reducing motor casing of electric fan motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217607625U (en) |
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2022
- 2022-01-07 CN CN202220028803.8U patent/CN217607625U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221018 |
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| CF01 | Termination of patent right due to non-payment of annual fee |