CN215071969U

CN215071969U - Device for reducing motor noise through improving structural design

Info

Publication number: CN215071969U
Application number: CN202121638474.0U
Authority: CN
Inventors: 丁晓静; 蒋思蕾
Original assignee: Suzhou Chaosi Muxue Intelligent Technology Co ltd
Current assignee: Suzhou Chaosi Muxue Intelligent Technology Co ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2021-12-07
Anticipated expiration: 2031-07-19

Abstract

The utility model discloses a device through improving structural design reduction motor noise, including the protection dustcoat, the inside fixedly connected with operating mechanism of protection dustcoat, it is connected with auxiliary stay device to rotate on operating mechanism's the both ends, the protection dustcoat includes first end cover, support base, casing, contact ring, extrusion gasket, set screw, heat dissipation backup pad and second end cover, casing fixed mounting is on the top of supporting the base, contact ring equidistance fixed connection is in the inside of casing, the set screw thread respectively runs through first end cover and second end cover and rotates and connect on the casing, extrusion gasket fixed connection is at the inboard center of second end cover and first end cover, heat dissipation backup pad fixed connection is at the inboard center of extrusion gasket. The utility model discloses a noise that reducible motor produced at long-time during operation has been realized to protection dustcoat and auxiliary stay device's setting.

Description

Device for reducing motor noise through improving structural design

Technical Field

The utility model relates to a technical field that makes an uproar falls in the motor specifically is a device through improving structural design reduction motor noise.

Background

The control noise is an important content of environmental protection, and the motor noise is an important technical index for measuring the quality of motor products. Therefore, the noise of the control motor becomes an important problem for the survival and development of motor manufacturing enterprises at home and abroad. When the motor is operated, a plurality of noise sources usually coexist simultaneously, different noises are generated by various parts of the motor, when the existing motor is used for a long time, the phenomenon that the noises are too large at a plurality of parts can occur, and the noise needs to be reduced, so that the motor needs to be completely disassembled, and the noise is very difficult to eliminate, therefore, an equipment is needed to improve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a through improving structural design reduce motor noise's device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a device for reducing motor noise through improving structural design comprises a protective outer cover, wherein a working mechanism is fixedly connected inside the protective outer cover, auxiliary supporting devices are rotatably connected to two ends of the working mechanism, the protective outer cover comprises a first end cover, a supporting base, a casing, a contact ring, an extrusion gasket, a fixing screw, a heat dissipation supporting plate and a second end cover, the casing is fixedly installed at the top end of the supporting base, the contact ring is fixedly connected inside the casing at equal intervals, the fixing screw penetrates through the first end cover and the second end cover respectively in a threaded manner and is rotatably connected onto the casing, the extrusion gasket is fixedly connected to the inner side centers of the second end cover and the first end cover, the heat dissipation supporting plate is fixedly connected to the inner side center of the extrusion gasket, the working mechanism comprises a bearing, a rotating shaft, a rotor, a stator and a fixing snap ring, and the bearing is symmetrically and fixedly installed at two ends of the rotating shaft, the utility model discloses a motor, including axis of rotation card lid, fixed snap ring, supplementary strutting arrangement, rotation axis fixed connection is at the inside center of rotor, the rotor rotates the inside of connecting at the stator, stator fixed connection is in the inside of fixed snap ring, supplementary strutting arrangement includes reversal card lid, spacing screw and fixed chassis, the top one end at fixed chassis is connected in the rotation of reversal card lid, the side at reversal card lid and fixed chassis is pegged graft to spacing screw symmetry screw thread.

Preferably, the outer ring of the stator is provided with straight armature slots at equal intervals.

Preferably, the fixing clamp ring and the contact ring are made of high-temperature-resistant plastic.

Preferably, the outer rings of the extrusion gasket and the heat dissipation support plate and the side ends of the heat dissipation support plate are provided with air exhaust grooves.

Preferably, the material of the extrusion pad is felt.

Preferably, the compression pad abuts the stator when moving inwardly to the extreme position.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a what use respectively on the both ends of protective housing is spiral fixed, consequently can be convenient for install or dismantle the protector at both ends, and the protector at protective housing both ends is inside to have seted up special hole groove, make the operating mechanism inside when rotating, the noise that reducible aerodynamic force produced, through auxiliary stay device symmetry fixed mounting on operating mechanism's both ends, and auxiliary stay device can carry out the multistage formula equipment, consequently, the state of bearing can be convenient for overhaul, thereby reduce the noise that produces because the bearing is ageing, through the inside of operating mechanism fixed mounting at protective housing, and fixedly connected with buffer on operating mechanism's the outer lane, setting through buffer, the vibrations that reducible operating mechanism during operation produced transmit on the protective housing.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic structural view of the protective outer cover of the present invention;

FIG. 3 is a schematic structural view of the working mechanism of the present invention;

fig. 4 is a schematic structural view of the auxiliary supporting device of the present invention.

In the figure: 1-a protective outer cover, 2-a working mechanism, 3-an auxiliary supporting device, 4-a first end cover, 5-a supporting base, 6-a machine shell, 7-a contact ring, 8-an extrusion gasket, 9-a fixing screw, 10-a heat dissipation supporting plate, 11-a second end cover, 12-a bearing, 13-a rotating shaft, 14-a rotor, 15-a stator, 16-a fixing snap ring, 17-a reverse snap cover, 18-a limiting screw and 19-a fixing chassis.

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.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a device through improving structural design and reducing motor noise, including protection dustcoat 1, the inside fixedly connected with operating mechanism 2 of protection dustcoat 1, it is connected with supplementary strutting arrangement 3 to rotate on operating mechanism 2's the both ends, protection dustcoat 1 includes first end cover 4, support base 5, casing 6, contact ring 7, extrusion gasket 8, set screw 9, heat dissipation backup pad 10 and second end cover 11, casing 6 fixed mounting is on the top of supporting base 5, contact ring 7 equidistance fixed connection is in the inside of casing 6, set screw 9 respectively the screw thread run through first end cover 4 and second end cover 11 rotate to be connected on casing 6, extrusion gasket 8 fixed connection is in the inboard center of second end cover 11 and first end cover 4, heat dissipation backup pad 10 fixed connection is in the inboard center of extrusion gasket 8, operating mechanism 2 includes bearing 12, axis of rotation 13, rotor 14, Stator 15 and fixed snap ring 16, bearing 12 symmetry fixed mounting is on the both ends of axis of rotation 13, axis of rotation 13 fixed connection is at the inside center of rotor 14, rotor 14 rotates the inside of connecting at stator 15, stator 15 fixed connection is in the inside of fixed snap ring 16, supplementary strutting arrangement 3 includes reversal card lid 17, stop screw 18 and fixed chassis 19, reversal card lid 17 rotates the top one end of connecting at fixed chassis 19, stop screw 18 symmetry screw thread is pegged graft at reversal card lid 17 and fixed chassis 19's side.

The armature straight flute has been seted up equidistantly on stator 15's the outer lane, the material of fixed snap ring 16 and contact ring 7 is high temperature resistant plastic, the exhaust duct has been seted up on the outer lane of extrusion gasket 8 and heat dissipation backup pad 10 and the side of heat dissipation backup pad 10, the material of extrusion gasket 8 is the felt, extrusion gasket 8 laminates with stator 15 when inwards moving extreme position, can drive extrusion gasket 8 and stator 15 contact when inwards moving extreme position through second end cover 11, make reducible stator 15 vibrations that produce at the during operation, and rotate to connect on fixed chassis 19 through reversal card lid 17, can be convenient for inspect the state of bearing 12 at any time.

The working principle is as follows: before use, the device can be placed in a designated working area, when the rotating shaft 13 rotates, the rotating shaft is symmetrically and fixedly installed on two ends of the rotating shaft 13 through the bearings 12, the reverse rotation clamping cover 17 and the fixed chassis 19 are respectively sleeved on the bearings 12, so that the bearings 12 can be protected from entering excessive dust, the fixed chassis 19 is fixedly connected inside the side end of the heat dissipation support plate 10, so that the supportable bearings 12 can complete rotating work, the rotating shaft 13 is fixedly connected inside the rotor 14, the rotor 14 is rotatably connected inside the stator 15, eddy noise can be generated when the rotor 14 rotates inside the stator 15, the heat dissipation support plate 10 is fixedly connected inside the second end cover 11 through the extrusion gasket 8, the heat dissipation support plate 10 is fixedly connected inside the extrusion gasket 8, when the second end cover 11 moves inwards to a limit position, the extrusion gasket 8 can be driven to contact with the side end of the stator 15, the material of the extrusion gasket 8 is felt, so that the vibration generated between the stator 15 and the rotor 14 can be prevented from being transmitted outwards, the eddy noise between the stator 15 and the rotor 14 can be reduced from being transmitted outwards by the covering of the heat dissipation supporting plate 10, the extrusion gasket 8 and the heat dissipation supporting plate 10 are respectively provided with an exhaust groove, so that the air flow between the stator 15 and the rotor 14 can be allowed to pass through, an armature straight groove is formed on the outer ring of the stator 15, when the stator 15 vibrates, the noise generated between electromagnetism can be reduced by the arrangement of the armature straight groove, the fixed snap ring 16 is fixedly connected on the outer ring of the stator 15 at equal intervals, the contact ring 7 is fixedly connected inside the casing 6 at equal intervals, and the fixed snap ring 16 and the contact ring 7 are made of high-temperature resistant plastic, so that the vibration generated between the casing 6 and the stator 15 can be reduced, and the high-temperature resistant purpose can be achieved during the vibration reduction, run through second end cover 11 and first end cover 4 through 9 symmetrical screw threads of set screw and rotate to be connected on the both ends of casing 6, but first end cover 4 and second end cover 11 are dismantled to the convenient to use person, through supporting 5 fixed connection in the bottom of casing 6 of base, can promote the stability of this device when using greatly, and noise abatement produces.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a device through improving structural design and reducing motor noise, includes protective housing (1), its characterized in that: the inner fixed connection of the protective outer cover (1) is provided with a working mechanism (2), the two ends of the working mechanism (2) are rotatably connected with auxiliary supporting devices (3), the protective outer cover (1) comprises a first end cover (4), a supporting base (5), a casing (6), a contact ring (7), an extrusion gasket (8), a fixing screw (9), a heat dissipation supporting plate (10) and a second end cover (11), the casing (6) is fixedly arranged at the top end of the supporting base (5), the contact ring (7) is fixedly connected in the casing (6) in an equidistant manner, the fixing screw (9) is respectively in threaded connection with the casing (6) in a manner of penetrating through the first end cover (4) and the second end cover (11) in a rotating manner, the extrusion gasket (8) is fixedly connected with the inner side center of the second end cover (11) and the first end cover (4), the heat dissipation supporting plate (10) is fixedly connected with the inner side center of the extrusion gasket (8), operating mechanism (2) include bearing (12), axis of rotation (13), rotor (14), stator (15) and fixed snap ring (16), bearing (12) symmetry fixed mounting is on the both ends of axis of rotation (13), axis of rotation (13) fixed connection is at the inside center of rotor (14), rotor (14) rotate the inside of connecting at stator (15), stator (15) fixed connection is in the inside of fixed snap ring (16), supplementary strutting arrangement (3) are including reversal card lid (17), stop screw (18) and fixed chassis (19), reversal card lid (17) rotate the top one end of connecting at fixed chassis (19), stop screw (18) symmetry screw thread is pegged graft at the side of reversal card lid (17) and fixed chassis (19).

2. The device for reducing the noise of the motor by improving the structural design as claimed in claim 1, wherein: and armature straight grooves are formed in the outer ring of the stator (15) at equal intervals.

3. The device for reducing the noise of the motor by improving the structural design as claimed in claim 1, wherein: the fixing clamp ring (16) and the contact ring (7) are made of high-temperature-resistant plastic.

4. The device for reducing the noise of the motor by improving the structural design as claimed in claim 1, wherein: and the outer rings of the extrusion gasket (8) and the heat dissipation support plate (10) and the side ends of the heat dissipation support plate (10) are provided with air exhaust grooves.

5. The device for reducing the noise of the motor by improving the structural design as claimed in claim 1, wherein: the extrusion gasket (8) is made of felt.

6. The device for reducing the noise of the motor by improving the structural design as claimed in claim 1, wherein: the pressing gasket (8) is attached to the stator (15) when moving inwards to the limit position.