CN213072314U - Low-noise three-phase asynchronous motor - Google Patents
Low-noise three-phase asynchronous motor Download PDFInfo
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- CN213072314U CN213072314U CN202022113559.9U CN202022113559U CN213072314U CN 213072314 U CN213072314 U CN 213072314U CN 202022113559 U CN202022113559 U CN 202022113559U CN 213072314 U CN213072314 U CN 213072314U
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- fixedly connected
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- water tank
- phase asynchronous
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Abstract
The utility model discloses a low noise three-phase asynchronous machine, which comprises an outer shell, the inboard fixedly connected with buffer layer of shell, the inboard fixedly connected with cooling layer of buffer layer, shell outer wall fixedly connected with amortization piece, rear end cap left side fixedly connected with amortization layer, shell top fixedly connected with water tank, shell left side fixedly connected with front bearing cap, front bearing cap left side fixedly connected with amortization layer. The utility model discloses in, the polymer acoustical panel has waterproof, fire prevention, inhales the advantage of sound, sets up acoustical panel can effectual noise reduction from left side right side and skin, and the material of buffer layer is butyl rubber, and butyl rubber has the shock attenuation and inhales the noise that the effectual absorption motor of sound function cooperation acoustical panel produced, and the material of water tank is the aluminum alloy, and the aluminum alloy absorbs the heat soon, and the specific heat capacity of water is high, and the aluminum alloy adds water, can play effectual cooling effect, is worth wideling popularize.
Description
Technical Field
The utility model relates to a medical supplies technical field especially relates to a low noise three-phase asynchronous machine.
Background
The electric machine has many forms, but the working principle is based on the law of electromagnetic induction and the law of electromagnetic force, therefore, the general principle of the construction is as follows: after the stator is electrified, part of magnetic flux passes through the short circuit ring and generates induced current therein, the current in the short circuit ring obstructs the change of the magnetic flux, so that the magnetic flux generated by the short circuit ring part and the magnetic flux not generated by the short circuit ring part have a phase difference, thereby forming a rotating magnetic field, after the electrification is started, the rotor winding induces electromotive force and current due to the relative motion between the rotor winding and the magnetic field, namely, the rotating magnetic field has relative rotating speed with the rotor and interacts with the magnetic field to generate electromagnetic torque, so that the rotor rotates, and the energy conversion is realized.
The general motor is easy to cause slip noise due to the insecure matching of the cooling fan and the rotating shaft, the air cutting of the existing fan blades can cause an unavoidable radial flow field when the existing fan blades rotate, the radial flow field can cause eddy current at the outer end of each blade, so that unpleasant noise is generated, vibration generated by motor vibration can generate loud noise, and the general cooling fan can only dissipate heat in a rear end cover of the motor due to the fact that the general cooling fan cannot contact with an internal structure, the cooling effect is poor, the quality of the motor is influenced, and the friction and the noise are increased easily due to expansion caused by heat and contraction caused by cold.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing 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: a low-noise three-phase asynchronous motor comprises a shell, wherein a damping layer is fixedly connected to the inner side of the shell, a cooling layer is fixedly connected to the inner side of the damping layer, a silencing sheet is fixedly connected to the outer wall of the shell, a rear end cover is fixedly connected to the left side of the shell through an annular plate, a silencing layer is fixedly connected to the left side of the rear end cover, an overload protector is fixedly connected to the top of the rear end cover, a junction box is arranged inside the overload protector, a fixing sheet is fixedly connected to the top of the junction box, three conducting wires are fixedly connected to the top of the fixing sheet, electric wire interfaces are arranged at the other ends of the conducting wires and are fixedly connected to the upper end of the fixing sheet through nuts, a water tank is fixedly connected to the top of the shell, two water pipes are arranged at the bottom, the shell left side fixedly connected with front bearing cap, front bearing cap left side fixedly connected with amortization layer.
As a further description of the above technical solution:
the fixing piece is connected with the junction box and the overload protector through screws.
As a further description of the above technical solution:
the bottom of the fixing block is fixedly connected to the left side of the top of the water tank.
As a further description of the above technical solution:
the top of the water inlet is in threaded connection with a cover.
As a further description of the above technical solution:
the material of amortization layer and amortization piece all is polymer acoustical panel, the material of water tank is the aluminum alloy.
As a further description of the above technical solution:
the shock absorption layer is made of butyl rubber.
The utility model discloses following beneficial effect has:
1. the utility model discloses in, rear end cap left side fixedly connected with amortization layer, shell outer wall fixedly connected with amortization piece, front bearing cap left side fixedly connected with amortization layer, the material of amortization layer and amortization piece all is the polymer acoustical panel, the polymer acoustical panel has waterproofly, prevent fires, inhale the advantage of sound, can effectual noise abatement from left side right side and skin setting acoustical panel, the inboard fixedly connected with buffer layer of shell, the material of buffer layer is butyl rubber, butyl rubber has the shock attenuation and inhales the noise that the effectual absorption motor of sound function cooperation acoustical panel produced.
2. The utility model discloses in, shell top fixedly connected with water tank, the water tank bottom is provided with two water pipes, and the water pipe is all connected with the cooling layer through two round holes that the shell top set up, and the material of water tank is the aluminum alloy, and the aluminum alloy absorbs the heat fast, and the specific heat capacity of water is high, and the aluminum alloy adds water, can play effectual cooling effect, is worth wideling popularize.
Drawings
Fig. 1 is an exploded view of a low-noise three-phase asynchronous motor according to the present invention;
fig. 2 is an external view of a low-noise three-phase asynchronous motor according to the present invention;
fig. 3 is a front view of the low-noise three-phase asynchronous motor provided by the utility model.
Illustration of the drawings:
1. a housing; 2. a shock-absorbing layer; 3. a cooling layer; 4. an annular plate; 5. a rear end cap; 6. an overload protector; 7. a junction box; 8. a fixing sheet; 9. screws; 10. a wire; 11. an electrical wire interface; 12. a nut; 13. a fixed block; 14. a water tank; 15. a cover; 16. a water pipe; 17. a circular hole; 18. a front bearing cover; 19. a sound-deadening layer; 20. a water inlet; 21. a silencing sheet.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a low noise three-phase asynchronous machine, includes shell 1, its characterized in that: the inner side of the shell 1 is fixedly connected with a damping layer 2, the inner side of the damping layer 2 is fixedly connected with a cooling layer 3, the outer wall of the shell 1 is fixedly connected with a silencing sheet 21, the left side of the shell 1 is fixedly connected with a rear end cover 5 through a ring-shaped plate 4, the left side of the rear end cover 5 is fixedly connected with a silencing layer 19, the silencing layer 19 can effectively reduce noise, the top of the rear end cover 5 is fixedly connected with an overload protector 6, the safety of a motor in a negative pressure load state is protected, a junction box 7 is arranged inside the overload protector 6, the top of the junction box 7 is fixedly connected with a fixing sheet 8, the top of the fixing sheet 8 is fixedly connected with three leads 10, the other ends of the leads 10 are respectively provided with a wire interface 11, the wire interfaces 11 are respectively and fixedly connected to the upper end of a fixing block 13 through nuts 12, the top of, the top of the water tank 14 is provided with a water inlet 20 for facilitating timely water replenishment, the left side of the shell 1 is fixedly connected with a front bearing cover 18, and the left side of the front bearing cover 18 is fixedly connected with a silencing layer 19.
The working principle is as follows: water is added from the water inlet 20 by first opening the cover 15, the water will enter the cooling layer 3 from the water pipe 16, after the water is added, the cover 15 is screwed down, the water tank 14 is made of aluminum alloy, a large amount of heat generated during the operation of the motor can be absorbed by the water tank 14 and then repeatedly absorbed by the water in the water tank 14, and then accomplish the heat dissipation, after the motor stop work, water in the water tank 14 can slowly cool off, recycle, 5 left side fixedly connected with noise damping layer 19 of rear end cap, 1 outer wall fixedly connected with noise damping sheet 21 of shell, 18 left side fixedly connected with noise damping layer 19 of front bearing cap, noise damping layer 19 and noise damping sheet 21's material all is the polymer noise damping board, the polymer noise damping board has waterproofly, prevent fires, inhale the advantage of sound, it can effectual noise abatement to set up the noise damping board from left side right side and skin, 1 inboard fixedly connected with buffer layer 2 of shell, the material of buffer layer 2 is butyl rubber, butyl rubber has the effectual noise that absorbs the motor production of shock attenuation sound absorption function cooperation noise damping board.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. A low noise three-phase asynchronous machine, includes shell (1), its characterized in that: the shock absorption layer (2) is fixedly connected to the inner side of the shell (1), the cooling layer (3) is fixedly connected to the inner side of the shock absorption layer (2), the outer wall of the shell (1) is fixedly connected with a silencing sheet (21), the left side of the shell (1) is fixedly connected with a rear end cover (5) through an annular plate (4), the left side of the rear end cover (5) is fixedly connected with a silencing layer (19), the top of the rear end cover (5) is fixedly connected with an overload protector (6), a junction box (7) is arranged inside the overload protector (6), a fixing sheet (8) is fixedly connected to the top of the junction box (7), three leads (10) are fixedly connected to the top of the fixing sheet (8), wire interfaces (11) are arranged at the other ends of the leads (10), and the wire interfaces (11) are fixedly connected to the upper ends, the utility model discloses a cooling water tank, including shell (1), water tank (14) bottom are provided with two water pipes (16), water pipe (16) all are connected with cooling layer (3) through two round holes (17) that shell (1) top set up, water tank (14) top is provided with water inlet (20), shell (1) left side fixedly connected with front bearing lid (18), front bearing lid (18) left side fixedly connected with amortization layer (19).
2. A low noise three-phase asynchronous machine according to claim 1, characterized in that: the fixing piece (8) is connected with the junction box (7) and the overload protector (6) through screws (9).
3. A low noise three-phase asynchronous machine according to claim 1, characterized in that: the bottom of the fixed block (13) is fixedly connected to the left side of the top of the water tank (14).
4. A low noise three-phase asynchronous machine according to claim 1, characterized in that: the top of the water inlet (20) is in threaded connection with a cover (15).
5. A low noise three-phase asynchronous machine according to claim 1, characterized in that: the silencing layer (19) and the silencing sheet (21) are made of polymer silencing plates, and the water tank (14) is made of aluminum alloy.
6. A low noise three-phase asynchronous machine according to claim 1, characterized in that: the shock absorption layer (2) is made of butyl rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022113559.9U CN213072314U (en) | 2020-09-24 | 2020-09-24 | Low-noise three-phase asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022113559.9U CN213072314U (en) | 2020-09-24 | 2020-09-24 | Low-noise three-phase asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213072314U true CN213072314U (en) | 2021-04-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022113559.9U Active CN213072314U (en) | 2020-09-24 | 2020-09-24 | Low-noise three-phase asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213072314U (en) |
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2020
- 2020-09-24 CN CN202022113559.9U patent/CN213072314U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Low Noise Three Phase Asynchronous Motor Effective date of registration: 20230818 Granted publication date: 20210427 Pledgee: Bank of China Limited Baoding Branch Pledgor: Hebei Daye Motor Manufacturing Co.,Ltd. Registration number: Y2023980053031 |