CN209001724U - Silencing means for motor - Google Patents

Abstract

The utility model discloses the silencing means for motor, its air inlet for being mounted on motor (3), the outer cover of the motor includes non-shaft stretching end end shield (1) and non-shaft stretching end end plate (2), flabellum (4) are installed in the shaft of motor, the air inlet (3) are set on the non-shaft stretching end end plate (2), the silencing means includes mounting rack (5), and it is fixed on the noise reduction component (6) on the mounting rack (5), the mounting rack (5) is fixed on motor non-shaft stretching end end shield (1) and is equipped with air inlet (5-2), the noise reduction component (6) is oppositely arranged with the air inlet (3).Silencing means provided by the utility model for motor, structure is simple, easy for installation, good muffling effect.

Description

Silencing means for motor

Technical field

The utility model belongs to technical field of motors, in particular to a kind of silencing means for motor.

Background technique

Motor is a kind of common driving equipment, is widely used in industry, agricultural, business and each field of communal facility.Electricity The noise of machine and vibration are not only the one of the important signs that of evaluation motor quality, and influence the service life of motor.

The noise reduction mode of motor considers generally before design to choose the low slot number cooperation of noise at present, or motor into Silencing means is set at air port, as shown in Figure 1, existing silencing means includes the mounting cylinder 500 for being fixed on motor air inlet, sets Set in 500 axial direction of mounting cylinder air-inlet window 600, the first noise reduction component 700 for being arranged in 500 inner wall circumferential direction of mounting cylinder and It is arranged in mounting cylinder 500 and the second noise reduction component 800 for radially arranging along mounting cylinder 500 and is arranged in motor non-shaft stretching end Third noise reduction component 900 on end shield outer wall, structure is complicated for the silencing means, and in order to reduce noise, air-inlet window size compares Small, ventilation quantity is smaller, the temperature rise of motor is also considerably increased while reducing noise, and axial occupation space is big.

Utility model content

The utility model aim is to provide a kind of silencing means for motor, and structure is simple, easy for installation.

Based on the above issues, technical solution provided by the utility model is:

For the silencing means of motor, it is mounted on the air inlet of motor, the outer cover of the motor includes non-shaft stretching end end Cover and non-shaft stretching end end plate, flabellum is equipped in the shaft of motor, the air inlet, institute are arranged on the non-shaft stretching end end plate Stating silencing means includes mounting rack and the noise reduction component being fixed on the mounting rack, and the mounting rack is fixed on the non-axis of motor It stretches on the end shield of end and is equipped with air inlet, the noise reduction component is oppositely arranged with the air inlet.

In wherein some embodiments, the noise reduction component includes end plate, fixed net and is arranged in the end plate and institute The silencing cotton between fixed net is stated, for the fixed wire side to the air inlet, the circumferential direction of the end plate is equipped with fixed ring, described End plate, fixed net are each attached in the fixed ring, and the fixed ring is fixed on the mounting rack.

In wherein some embodiments, the mounting rack includes several installations being arranged circumferentially along the end plate Plate forms the air inlet between adjacent mounting plate, and the fixed ring is fixed on described mounting plate one end, and the mounting plate is another One end is fixed on the non-shaft stretching end end shield of the motor.

In wherein some embodiments, the mounting plate is fixed on the non-shaft stretching end end shield through screw.

In wherein some embodiments, the fixed net is steel wire.

In wherein some embodiments, the end plate is rounded.

In wherein some embodiments, the fixed net is fixed on the end plate through locking piece.

In wherein some embodiments, the locking piece includes locking plate and is fixed on the locking plate and tightens up a screw, institute Locking plate is stated to be fitted in the fixation on the net and be fixed on the end plate through the screw.

Compared with prior art, the utility model has the advantages that:

Using the technical solution of the utility model, noise reduction component is installed in the air inlet of motor, which passes through peace It shelves and is fixed on the end shield of motor non-shaft stretching end, noise reduction component is oppositely arranged with air inlet, and the silencing means structure is simple, can Noise is effectively reduced, while it will not influence the temperature rise of motor.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment The attached drawing used is briefly described, and the drawings in the following description are merely some embodiments of the present invention, for ability For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached Figure.

Fig. 1 is the structural schematic diagram of the silencing means of motor in the prior art；

Fig. 2 is structural schematic diagram of the utility model for the silencing means embodiment of motor；

Wherein:

100, non-shaft stretching end end shield；200, non-shaft stretching end end plate；300, air inlet；400, flabellum；500, mounting cylinder；600, Air-inlet window；700, the first noise reduction component；800, the second noise reduction component；900, third noise reduction component；

1, non-shaft stretching end end shield；2, non-shaft stretching end end plate；3, air inlet；4, flabellum；5, mounting rack；5-1, mounting plate；5- 2, air inlet；5-3, screw；6, noise reduction component；6-1, end plate；6-2, fixed net；6-3, silencing cotton；6-4, locking piece；6-4a, Locking plate；6-4b, screw；6-5, fixed ring.

Specific embodiment

Above scheme is described further below in conjunction with specific embodiment.It should be understood that these embodiments are for illustrating The utility model and be not limited to limitation the scope of the utility model.Implementation condition used in the examples can be according to specific producer Condition do further adjustment, the implementation condition being not specified is usually the condition in routine experiment.

Referring to fig. 2, it is the structural schematic diagram of the utility model embodiment, a kind of silencing means for motor is provided, It is mounted on the air inlet 3 of motor, the outer cover of motor includes non-shaft stretching end end shield 1 and non-shaft stretching end end plate 2, in the shaft of motor Flabellum 4 is installed, air inlet 3 is equipped on non-shaft stretching end end plate 2, which includes mounting rack 5 and be fixed on mounting rack Noise reduction component 6 on 5, mounting rack 5 are fixed on motor non-shaft stretching end end shield 1 and which is provided with air inlet 5-2, noise reduction component 6 It is oppositely arranged with air inlet 3.Non-shaft stretching end refers to the anti-drive end of motor herein.

Wherein, noise reduction component 6 includes end plate 6-1, fixed net 6-2 and is arranged between end plate 6-1 and fixed net 6-2 Towards air inlet 3, the circumferential direction of end plate 6-1 is equipped with fixed ring 6-5, end plate 6-1, fixed net 6-2 by silencing cotton 6-3, fixed net 6-2 It is each attached on fixed ring 6-5, fixed ring 6-5 is fixed on mounting rack 5.

Mounting rack 5 includes shape between eight mounting plates 5-1, adjacent mounting plate 5-1 being arranged circumferentially along end plate 6-1 At air inlet 5-2, fixed ring 6-5 is fixed on the one end mounting plate 5-1, and the mounting plate 5-1 other end is fixed on the non-shaft stretching end of motor On end shield 1.In this example, mounting plate 5-1 is fixed on non-shaft stretching end end shield 1 through screw 5-3.Fixed net 6-2 is steel wire, is used In fixed silencing cotton 6-3, while guaranteeing that silencing cotton 6-3 can play the role of noise reduction.

In this example, end plate 6-1 is rounded, and corresponding fixed ring 6-5 is annular in shape.

Fixed net 6-2 is fixed on end plate 6-1 through locking piece 6-4, and locking piece 6-4 includes locking plate 6-4a and is fixed on lock Screw 6-4b on stator 6-4a, locking plate 6-4a are fitted on fixed net 6-2 and are fixed on end plate 6-1 by screw 6-4b On.Using locking piece 6-1, fixed net 6-2 can be stably fixed on end plate 6-1, silencing cotton 6-3 is made to be clamped in fixed net 6- Between 2 and end plate 6-1.

Examples detailed above is only to illustrate the technical ideas and features of the present invention, and its object is to allow be familiar with technique People is can to understand the content of the utility model and implement accordingly, is not limited the protection scope of the present invention.It is all According to the spirit of the present invention substantially equivalent transformation that is done or modification, should all cover the protection scope of the utility model it It is interior.

Claims (8)

1. being used for the silencing means of motor, it is mounted on the air inlet (3) of motor, the outer cover of the motor includes non-shaft stretching end end (1) and non-shaft stretching end end plate (2) are covered, is equipped in the shaft of motor flabellum (4), is arranged on the non-shaft stretching end end plate (2) The air inlet (3), it is characterised in that: the silencing means includes mounting rack (5) and is fixed on the mounting rack (5) Noise reduction component (6), the mounting rack (5) is fixed on motor non-shaft stretching end end shield (1) and is equipped with air inlet (5-2), described to disappear Sound component (6) is oppositely arranged with the air inlet (3).

2. the silencing means according to claim 1 for motor, it is characterised in that: the noise reduction component (6) includes end Plate (6-1), fixed net (6-2) and the silencing cotton (6-3) being arranged between the end plate (6-1) and the fixed net (6-2), The fixed net (6-2) is equipped with fixed ring (6-5) towards the air inlet (3), the circumferential direction of the end plate (6-1), the end Plate, fixed net (6-2) are each attached on the fixed ring (6-5), and the fixed ring (6-5) is fixed on the mounting rack (5).

3. the silencing means according to claim 2 for motor, it is characterised in that: the mounting rack (5) includes along institute Several mounting plates (5-1) that end plate (6-1) is arranged circumferentially are stated, form the air inlet between adjacent mounting plate (5-1) Mouth (5-2), the fixed ring (6-5) are fixed on the one end the mounting plate (5-1), and mounting plate (5-1) other end is fixed on On the non-shaft stretching end end shield (1) of the motor.

4. the silencing means according to claim 3 for motor, it is characterised in that: the mounting plate (5-1) is through screw (5-3) is fixed on the non-shaft stretching end end shield (1).

5. the silencing means according to claim 2 for motor, it is characterised in that: the fixed net (6-2) is steel wire Net.

6. the silencing means according to claim 2 for motor, it is characterised in that: the end plate (6-1) is rounded.

7. the silencing means according to claim 2 for motor, it is characterised in that: the fixed net (6-2) is through locking Part (6-4) is fixed on the end plate (6-1).

8. the silencing means according to claim 7 for motor, it is characterised in that: the locking piece (6-4) includes lock It stator (6-4a) and is fixed on the locking plate (6-4a) and tightens up a screw (6-4b), the locking plate (6-4a) is fitted in the fixation It is fixed on the end plate (6-1) on net (6-2) and through the screw (6-4b).