CN212063679U - Low-noise three-phase asynchronous motor - Google Patents
Low-noise three-phase asynchronous motor Download PDFInfo
- Publication number
- CN212063679U CN212063679U CN202020816448.1U CN202020816448U CN212063679U CN 212063679 U CN212063679 U CN 212063679U CN 202020816448 U CN202020816448 U CN 202020816448U CN 212063679 U CN212063679 U CN 212063679U
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- plate
- fixedly connected
- elastic plate
- noise
- phase asynchronous
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- 230000030279 gene silencing Effects 0.000 claims abstract 2
- 239000006260 foam Substances 0.000 claims description 3
- 230000035939 shock Effects 0.000 abstract description 6
- 230000008859 change Effects 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 abstract description 2
- 230000001629 suppression Effects 0.000 abstract description 2
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model discloses a low noise three-phase asynchronous motor belongs to motor technical field. A low-noise three-phase asynchronous motor comprises a motor body and a bottom plate, wherein the bottom of the motor body is fixedly connected with a top plate, the bottom of the top plate is fixedly connected with an upper elastic plate, the top of the bottom plate is fixedly connected with a lower elastic plate, the upper elastic plate is abutted against the lower elastic plate, a rubber pad is arranged between the upper elastic plate and the lower elastic plate, the side walls of the top plate and the bottom plate are both provided with chutes, the top plate is connected with the bottom plate through an elastic plate, the elastic plate is fixedly connected with a sliding block, the sliding block and the elastic plate are integrally formed, the sliding block is slidably connected in the chutes, the elastic plate is fixedly connected with a silencing plate, and grooves are; the utility model discloses a noise elimination from the source is absorbed in the two-stage shock attenuation, and the suppression absorbs vibrations and stops its impact to the bottom plate, prevents that fixing bolt is not hard up, effectively prevents the noise propagation, and split type structure inspection of being convenient for and change internals, is suitable for the popularization.
Description
Technical Field
The utility model relates to the technical field of motors, especially, relate to a low noise three-phase asynchronous motor.
Background
The asynchronous motor is widely applied to industrial and agricultural production and daily life, and along with the improvement of the requirements of production process and use environment, the requirement of China for motor noise is more and more strict since the noise index is firstly provided for Y series motors.
Among the prior art, along with the promotion of three-phase asynchronous motor manufacturing accuracy, the electromagnetic vibration of motor self has been reduced to present level minimum, but the mechanical vibration that produces after the installation is still unavoidable, along with the promotion when the motor is used long, the bolt of fixed motor etc. are not hard up by the vibration of motor shaft hookup location and produce the noise, and then reduced the application range of motor, especially reduced resident's quality of life when the residential area uses, thereby reduced three-phase asynchronous motor's practicality, influence its use widely.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing a low-noise three-phase asynchronous motor.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a low noise three-phase asynchronous motor, includes motor body and bottom plate, motor body bottom fixedly connected with roof, the bullet board on the fixedly connected with of roof bottom, bottom plate top fixedly connected with down plays the board, it offsets with playing the board down to go up to play the board, it is provided with the rubber pad down to go up to play between board and the lower bullet board, the spout has all been seted up to roof and bottom plate lateral wall, roof and bottom plate pass through the elastic plate and connect, fixedly connected with slider on the elastic plate, just slider and elastic plate are integrated into one piece, slider sliding connection is in the spout, fixedly connected with acoustical panel on the elastic plate, the equipartition is fluted on the acoustical panel.
Preferably, the number of the elastic plates is four, and the four groups of the elastic plates are fixedly connected with sound-absorbing plates.
Preferably, the material of the sound-absorbing plate is foam plastics.
Preferably, the thickness of the noise reduction plate is 50 to 70 mm.
Preferably, the bottom of the upper spring plate is fixedly connected with a first positioning column, the top of the rubber pad is provided with a first positioning groove corresponding to the first positioning column, the bottom of the rubber pad is fixedly connected with a second positioning column, and the top of the lower spring plate is provided with a second positioning groove corresponding to the second positioning column.
Preferably, the number of the rubber pads is two.
Compared with the prior art, the utility model provides a low noise three-phase asynchronous motor possesses following beneficial effect:
1. this low noise three-phase asynchronous motor, through the first reference column of the bottom fixedly connected with of going up the diving board, the first constant head tank corresponding with first reference column is seted up at the rubber pad top, and the bottom fixedly connected with second reference column of rubber pad plays the board top down and sets up the second constant head tank corresponding with the second reference column, when utilizing the rubber pad to carry out the second grade shock attenuation, prevents that the rubber pad from using the dislocation for a long time, influencing the shock attenuation effect.
2. The low-noise three-phase asynchronous motor is characterized in that a bottom plate is fixed at a working position and locked, then four elastic plates are inserted into a sliding groove, a split structure is convenient for checking and replacing internal parts, a fixing mechanism is not needed to be additionally arranged at the position for a miniature small-torque motor, the elastic plates with slight elasticity are directly used for connection, the elastic plates are made of stainless steel materials and are allowed to deform slightly, a fixing frame can be additionally arranged on the motor to ensure the working safety of the motor when the motor is used for a large-torque motor for a long time, when a motor rotating shaft is loosened and vibrates during a long-term use, the vibration can be transmitted to an upper elastic plate through a top plate, primary buffer and shock absorption are carried out at two positions where the upper elastic plate and a lower elastic plate abut against each other, so that the impact of the vibration of a motor body on a fixing bolt is reduced, the vibrations of motor body produce the noise on the point location, can be by the cavity cladding that the elastic plate formed, and then absorbed by the acoustical panel, prevent the noise propagation, recess on two acoustical panels then can further refract the noise wave, and the noise is the absorption of making a uproar a little.
Drawings
Fig. 1 is a schematic structural diagram of a low-noise three-phase asynchronous motor according to the present invention;
fig. 2 is a schematic structural diagram ii of a low-noise three-phase asynchronous motor according to the present invention;
fig. 3 is a schematic structural diagram of the elastic plate of the low-noise three-phase asynchronous motor according to the present invention.
In the figure: 1. a motor body; 2. a top plate; 201. an upper spring plate; 2011. a first positioning post; 202. a chute; 3. a base plate; 301. a lower spring plate; 302. a rubber pad; 3021. a second positioning column; 4. an elastic plate; 401. a slider; 402. a sound-absorbing panel; 4021. and (4) a groove.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-3, a low noise three-phase asynchronous motor, including motor body 1 and bottom plate 3, motor body 1 bottom fixedly connected with roof 2, 2 bottom fixedly connected with of roof bounce board 201, 3 top fixedly connected with of bottom plate bounce board 301 down, it offsets with bounce board 301 down to go up bounce board 201, it is provided with rubber pad 302 to go up between bounce board 201 and the bounce board 301 down, spout 202 has all been seted up to roof 2 and 3 lateral walls of bottom plate, roof 2 and bottom plate 3 pass through elastic plate 4 and connect, fixedly connected with slider 401 on the elastic plate 4, and slider 401 and elastic plate 4 are integrated into one piece, slider 401 sliding connection is in spout 202, fixedly connected with acoustical panel 402 on the elastic plate 4, the equipartition has recess 4021 on the acoustical panel 402.
The number of the elastic plates 4 is four, the four groups of elastic plates 4 are fixedly connected with the sound-absorbing plates 402, the sound-absorbing plates 402 are made of foam plastics, and the thickness of the sound-absorbing plates 402 is 50-70 mm.
The bottom of the upper springboard 201 is fixedly connected with a first positioning column 2011, the top of the rubber pad 302 is provided with a first positioning groove corresponding to the first positioning column 2011, the bottom of the rubber pad 302 is fixedly connected with a second positioning column 3021, the top of the lower springboard 301 is provided with a second positioning groove corresponding to the second positioning column 3021, and the number of the rubber pads 302 is specifically two.
The working principle is as follows: in the utility model, the bottom plate 3 is fixed at the working position and locked, then four elastic plates 4 are inserted into the sliding groove 202, at this position, a fixing mechanism is not needed to be additionally fixed for a miniature small torque motor, the elastic plates 4 with slight elasticity are directly used for connection, the elastic plates 4 are made of stainless steel materials and allow slight deformation, when a large-scale large torque motor is used, a fixing frame can be additionally arranged on the motor to ensure the safety of the motor in working, when the motor rotating shaft is loosened and generates vibration during long-term use, the vibration can be transmitted to the upper elastic plate 201 through the top plate 2, primary buffer and shock absorption are carried out at two point positions where the upper elastic plate 201 and the lower elastic plate 301 are butted, thereby reducing the impact of the vibration of the motor body 1 on the fixing bolt, and the rubber pad 302 arranged on the point position can play the role of secondary shock absorption, the vibration of the motor body 1 generates, can be by the cavity cladding that elastic plate 4 formed, and then absorbed by acoustical panel 402, the prevention noise is propagated, and recess 4021 on two acoustical panels 402 then can further refract the noise wave, absorbs the noise miniaturization, the utility model discloses, eliminate the noise from the source, absorb vibrations through the suppression and prevent its impact to bottom plate 3, prevent that fixing bolt is not hard up, effectively prevent the noise propagation, and be convenient for the inspection and change internals, be suitable for the popularization.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A low-noise three-phase asynchronous motor comprises a motor body (1) and a bottom plate (3), and is characterized in that the bottom of the motor body (1) is fixedly connected with a top plate (2), the bottom of the top plate (2) is fixedly connected with an upper elastic plate (201), the top of the bottom plate (3) is fixedly connected with a lower elastic plate (301), the upper elastic plate (201) is abutted against the lower elastic plate (301), a rubber pad (302) is arranged between the upper elastic plate (201) and the lower elastic plate (301), sliding grooves (202) are formed in the side walls of the top plate (2) and the bottom plate (3), the top plate (2) and the bottom plate (3) are connected through an elastic plate (4), a sliding block (401) is fixedly connected to the elastic plate (4), the sliding block (401) and the elastic plate (4) are integrally formed, the sliding block (401) is slidably connected in the sliding grooves (202), and a sound-deadening plate (402) is fixedly connected to the elastic plate (4, the silencing plates (402) are uniformly provided with grooves (4021).
2. A low-noise three-phase asynchronous motor according to claim 1, characterized in that said elastic plates (4) are specifically four groups, and a sound-absorbing plate (402) is fixedly connected to each of said four groups of elastic plates (4).
3. A low-noise three-phase asynchronous motor according to claim 2, characterized in that said soundproofing board (402) is made of foam.
4. A low-noise, three-phase asynchronous motor according to claim 3, characterized in that said soundproofing plate (402) has a thickness comprised between 50 and 70 mm.
5. A low-noise three-phase asynchronous motor as defined in claim 1, wherein a first positioning post (2011) is fixedly connected to the bottom of said upper spring plate (201), a first positioning groove corresponding to the first positioning post (2011) is formed at the top of said rubber pad (302), a second positioning post (3021) is fixedly connected to the bottom of said rubber pad (302), and a second positioning groove corresponding to the second positioning post (3021) is formed at the top of said lower spring plate (301).
6. A low-noise three-phase asynchronous motor according to claim 5, characterized in that said rubber pads (302) are in particular two groups in number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020816448.1U CN212063679U (en) | 2020-05-16 | 2020-05-16 | Low-noise three-phase asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020816448.1U CN212063679U (en) | 2020-05-16 | 2020-05-16 | Low-noise three-phase asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212063679U true CN212063679U (en) | 2020-12-01 |
Family
ID=73521038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020816448.1U Expired - Fee Related CN212063679U (en) | 2020-05-16 | 2020-05-16 | Low-noise three-phase asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212063679U (en) |
-
2020
- 2020-05-16 CN CN202020816448.1U patent/CN212063679U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |