CN219227346U - Sound-proof noise-reduction shaded pole asynchronous motor - Google Patents

Abstract

The utility model discloses a sound-proof noise-reduction shaded pole asynchronous motor, which has the technical scheme that a noise-reduction structure is arranged for solving the problem of poor noise-reduction and noise-insulation performance of a motor body, and a mounting structure is arranged for solving the problem of inconvenient disassembly, assembly and replacement of a dust screen; through setting up first board of making an uproar, honeycomb panel and second and making an uproar that falls, the noise that produces the work of this cover utmost point asynchronous motor is absorbed and is fallen and fall, sets up the vacuum chamber simultaneously, can effectively block the transmission of noise outside, further improves its sound insulation and falls the nature of making an uproar, and sets up the strengthening rib of triangle-shaped, can consolidate inside, avoids its atress to take place to collapse; through the slip of slider and spout, realize the slip dismouting of dust screen and radiator cover one side, and utilize the elasticity of installation spring for the installation piece decline card is inside to the mounting hole, guarantees the inside fastness of slider slip to the spout, and then guarantees the fastness after the dust screen installation, is convenient for realize the quick assembly disassembly to the dust screen.

Description

Sound-proof noise-reduction shaded pole asynchronous motor

Technical Field

The utility model relates to the field of shaded pole asynchronous motors, in particular to a sound-proof and noise-reduction shaded pole asynchronous motor.

Background

The shaded pole asynchronous motor is a single-phase asynchronous motor which generates a rotating magnetic field and starting torque by utilizing a short-circuit winding sleeved on a part of magnetic poles, and is applied to a plurality of industries at present because of the corresponding characteristics, thereby bringing great convenience to our life and industrial production;

in the chinese utility model patent: the utility model provides a make an uproar cover utmost point asynchronous motor falls in authority bulletin number CN205356103U, includes stator, winding, casing, lead-out wire, front end housing, iron core, rotor, bearing, plastic skeleton, rear end housing, fixing bolt, anti-interference device and fan blade, the stator is connected with the winding, the inboard position at the winding is installed to the rotor, the bearing is installed on the rotor, fixing bolt is located the outside position of rear end housing, plastic skeleton installs the below position at the stator, the inboard position at the front end housing is installed to the fan blade, the fan blade is located the right side position of bearing, the fan blade is connected with the rotor. The noise-reducing shaded pole asynchronous motor is small in size, the radiating holes and the fan blade devices are arranged on the shell, the radiating effect is good, the junction box is rotatably installed, the direction of the outgoing line is flexible, the oil groove is arranged, the noise is small, the vibration amplitude is small, the quality of the motor is prevented from being improved, the working efficiency is enhanced, and the operation cost is reduced.

The following problems exist in the prior art:

1. in the prior art, the shaded pole asynchronous motor has poor sound insulation and noise reduction performance, the patent adopts lubrication to reduce friction to achieve noise reduction, but the motor still works to produce certain noise, and the noise is not subjected to noise reduction treatment, so that the noise reduction effect is poor.

2. In the prior art, the shaded pole asynchronous motor is inconvenient to replace a dust screen, in order to improve the heat dissipation of the motor, a fan blade is additionally arranged at a rear end cover, so that the motor can rotate along with a rotor to achieve a heat dissipation effect, and in order to avoid dust and other impurities, the corresponding dust screen is also required to be used, but the dust screen is inconvenient to assemble and disassemble, and the dust screen is complicated to replace after being blocked by dust impurities.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide the sound-insulation noise-reduction type shaded pole asynchronous motor, the noise generated by the work of the shaded pole asynchronous motor is absorbed and reduced by arranging the noise reduction structure, the first noise reduction plate, the honeycomb plate and the second noise reduction plate, the vacuum cavity is arranged at the same time, the noise transmission to the outside can be effectively prevented, the sound-insulation noise reduction performance of the shaded pole asynchronous motor is further improved, the triangular reinforcing rib is arranged, the inside can be reinforced, the stress of the shaded pole asynchronous motor is prevented from collapsing, the sliding of the sliding block and the sliding groove is realized through the sliding of the sliding block and the sliding groove, the sliding disassembly of one side of the dust screen and the heat dissipation cover is realized, the firmness of the sliding block to the inside of the sliding groove is ensured by utilizing the elasticity of the installation spring, the firmness of the dust screen after the installation is further ensured, the quick disassembly of the dust screen is convenient to realize, and the complicated and inconvenience of the disassembly of the dust screen by adopting bolts in the traditional method is avoided.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a noise insulation falls extremely asynchronous motor of cover, includes the rear end cap, the upper end fixedly connected with connecting wire of front one side of rear end cap, one side fixedly connected with iron core of rear end cap, one side fixedly connected with front end housing of iron core, inside one side rotation of rear end cap is connected with the rotor that extends to the front end housing outside, the inner wall fixedly connected with structure of making an uproar falls in rear end cap and front end cap, the opposite side fixedly connected with heat exchanger of rear end cap, rotor one end extends to the inside of heat exchanger through the bull stick and fixedly connected with fan blade, one side swing joint of bottom wall has the dust screen in the heat exchanger, the inside swing joint of heat exchanger on dust screen top has mounting structure.

The noise reduction structure comprises a first noise reduction plate, the first noise reduction plate is fixedly connected to the inner walls of the rear end cover and the front end cover, a vacuum cavity is formed in the rear end cover and the front end cover on the surface of the first noise reduction plate, a honeycomb plate is fixedly connected to the rear end cover and the front end cover on the surface of the vacuum cavity, and a second noise reduction plate is fixedly connected to the rear end cover and the front end cover on the surface of the honeycomb plate.

Through setting up first board of making an uproar, honeycomb panel and the board of making an uproar that falls of falling of setting up, absorb the noise of this extremely asynchronous motor work production and fall the noise, set up the vacuum chamber simultaneously, can effectively hinder the transmission of noise outside, further improve its sound insulation and fall the nature of making an uproar.

Further, the inner wall of the vacuum cavity is fixedly connected with a reinforcing rib, and the reinforcing rib is triangular.

By arranging the triangular reinforcing ribs, the inside can be reinforced, and the stress of the reinforcing ribs is prevented from collapsing.

Further, the mounting structure includes the spout, the spout is seted up in one side of the roof in the heat dissipation cover, and the inside mounting groove of having seted up of heat dissipation cover on spout top, heat dissipation cover top one side swing joint has the installation pole that extends to the inside mounting groove, and the bottom fixedly connected with installation piece of installation pole, the installation pole surface winding on installation piece top has the installation spring, the top fixedly connected with slider of dust screen, and the installation piece is seted up on the top of slider.

Through the slip of slider and spout, realize the slip dismouting of dust screen and radiator cover one side, and utilize the elasticity of installation spring for the installation piece decline card is inside the mounting hole, guarantees the inside fastness of slider slip to the spout, and then guarantees the fastness after the dust screen installation, is convenient for realize the quick assembly disassembly to the dust screen, avoids traditional adopt the bolt to its loaded down with trivial details inconvenience of dismouting.

Further, a sliding clamping structure is formed between the sliding block and the inside of the sliding groove, and a welding integrated structure is formed between the surface of the dust screen and the bottom end of the sliding block.

The sliding clamping of the sliding block and the sliding groove realizes the sliding dismounting action between the dustproof net and the radiating cover.

Furthermore, the side view of the sliding block and the sliding groove is in an inverted convex shape, and a sliding structure is formed between the sliding block and the inside of the sliding groove.

Through the slip of protruding slider of falling and spout, can improve the stability after the dust screen slidable mounting.

Further, a clamping structure is formed between the mounting block and the inside of the mounting hole, and the height of the mounting block is smaller than the depth of the inside of the mounting groove.

Through setting up darker mounting groove for the installation piece has enough removal space, guarantees that it can be completely with the inside breaking away from of mounting hole.

Further, finger grooves are formed in two ends of one side of the heat dissipation cover, and one side of each finger groove is arc-shaped.

Through setting up curved finger groove, the staff is with the finger card to the finger inslot portion and hold between the fingers the dust screen, is convenient for take out the dismantlement action of dust screen from the radiator cover inside.

Further, the method.

Through setting up fixing bolt and connecting seat, the installation action of this shaded pole asynchronous motor of realization of being convenient for firm.

In summary, the utility model has the following beneficial effects:

1. through the noise reduction structure, the noise generated by the work of the shaded pole asynchronous motor is absorbed and reduced through the first noise reduction plate, the honeycomb plate and the second noise reduction plate, and meanwhile, the vacuum cavity is arranged, so that the transmission of the noise to the outside can be effectively prevented, the sound insulation and noise reduction performance of the shaded pole asynchronous motor is further improved, the noise pollution caused by the outward transmission of the noise is avoided, the practicability of the shaded pole asynchronous motor is improved, and the triangular reinforcing ribs are arranged, so that the inside of the vacuum cavity can be reinforced, the stress of the shaded pole asynchronous motor is prevented from collapsing, and the problem of poor sound insulation and noise reduction performance is solved;

2. through mounting structure and finger groove that set up, through the slip of slider and spout, realize the slip dismouting of dust screen and radiator cover one side, and usable finger groove, be convenient for the staff more conveniently dismantle the dust screen through the finger and take off, simultaneously when the installation, utilize the elasticity of installation spring, make the installation piece decline card inside to the mounting hole, guarantee the inside fastness of slider sliding to the spout, and then guarantee the fastness after the dust screen installation, be convenient for realize the quick assembly disassembly to the dust screen, avoid traditional troublesome of adopting the bolt to its dismouting, thereby the inconvenient problem of changing the dust screen has been solved.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic side view of the front end cap of the present utility model;

FIG. 3 is a schematic side view of the rear end cap of the present utility model;

FIG. 4 is a schematic view of the perspective structure of the moisture-proof net of the present utility model;

FIG. 5 is a schematic view of a partially enlarged structure of the mounting structure of the present utility model;

fig. 6 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.

In the figure: 1. a rear end cover; 2. an iron core; 3. a front end cover; 4. a rotor; 5. a heat dissipation cover; 6. a fan blade; 7. a dust screen; 8. a mounting structure; 801. a mounting hole; 802. a slide block; 803. a mounting block; 804. a chute; 805. installing a spring; 806. a mounting rod; 807. a mounting groove; 9. a connecting wire; 10. a noise reduction structure; 1001. a first noise reduction plate; 1002. reinforcing ribs; 1003. a vacuum chamber; 1004. a honeycomb panel; 1005. a second noise reduction plate; 11. a fixing bolt; 12. a connecting seat; 13. finger grooves.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

Referring to fig. 1 and 3, in a preferred embodiment of the present utility model, the sound-isolating and noise-reducing shaded pole asynchronous motor comprises a rear end cover 1, wherein a connecting wire 9 is fixedly connected to the upper end of one side of the front surface of the rear end cover 1, an iron core 2 is fixedly connected to one side of the rear end cover 1, a front end cover 3 is fixedly connected to one side of the iron core 2, a rotor 4 extending to the outside of the front end cover 3 is rotatably connected to one side of the inside of the rear end cover 1, a noise-reducing structure 10 is fixedly connected to the inner walls of the rear end cover 1 and the front end cover 3, a heat dissipation cover 5 is fixedly connected to the other side of the rear end cover 1, one end of the rotor 4 extends to the inside of the heat dissipation cover 5 through a rotating rod and is fixedly connected with a fan blade 6, a dust screen 7 is movably connected to one side of the inner bottom wall of the heat dissipation cover 5, and a mounting structure 8 is movably connected to the inside of the heat dissipation cover 5 at the top of the dust screen 7.

Referring to fig. 3 and 6, the noise reduction structure 10 includes a first noise reduction plate 1001, the first noise reduction plate 1001 is fixedly connected to inner walls of the rear end cover 1 and the front end cover 3, a vacuum cavity 1003 is formed inside the rear end cover 1 and the front end cover 3 on the surface of the first noise reduction plate 1001, a honeycomb plate 1004 is fixedly connected inside the rear end cover 1 and the front end cover 3 on the surface of the vacuum cavity 1003, and a second noise reduction plate 1005 is fixedly connected inside the rear end cover 1 and the front end cover 3 on the surface of the honeycomb plate 1004.

Through setting up first board 1001 of making an uproar that falls, honeycomb panel 1004 and second make an uproar board 1005 fall, absorb the noise that this shaded pole asynchronous motor work produced and fall, set up the vacuum chamber 1003 simultaneously, can effectively block the transmission of noise outside, further improve its sound insulation and fall the nature of making an uproar.

Referring to fig. 3 and 6, a reinforcing rib 1002 is fixedly connected to an inner wall of the vacuum chamber 1003, and the reinforcing rib 1002 is triangular in shape.

By arranging the triangular reinforcing ribs 1002, the inside of 1103 can be reinforced, and collapse of the stressed part is avoided.

Referring to fig. 1, 3, 4 and 5, the mounting structure 8 includes a chute 804, the chute 804 is formed on one side of the inner top wall of the heat dissipation cover 5, and a mounting groove 807 is formed in the heat dissipation cover 5 at the top end of the chute 804, a mounting rod 806 extending into the mounting groove 807 is movably connected to one side of the top end of the heat dissipation cover 5, a mounting block 803 is fixedly connected to the bottom end of the mounting rod 806, a mounting spring 805 is wound on the surface of the mounting rod 806 at the top end of the mounting block 803, a sliding block 802 is fixedly connected to the top end of the dust screen 7, and the mounting block 803 is formed at the top end of the sliding block 802.

Through the slip of slider 802 and spout 804, realize the slip dismouting of dust screen 7 and heat exchanger 5 one side, and utilize the elasticity of installation spring 805 for inside the installation hole 801 is gone down to the card to installation piece 803, guarantees the inside fastness of slider 802 slip to spout 804, and then guarantees the fastness after the dust screen 7 is installed, is convenient for realize the quick assembly disassembly to dust screen 7, avoids the tradition to adopt the loaded down with trivial details inconvenience of bolt to its dismouting.

Referring to fig. 1, 3 and 5, a sliding engagement structure is formed between the slider 802 and the inside of the chute 804, and a welded integrated structure is formed between the surface of the dust screen 7 and the bottom end of the slider 802.

The sliding engagement between the slider 802 and the chute 804 realizes the sliding attachment/detachment operation between the dust screen 7 and the heat dissipation cover 5.

Referring to fig. 3, 4 and 5, the side view of the slider 802 and the chute 804 are in an inverted convex shape, and a sliding structure is formed between the slider 802 and the inside of the chute 804.

By sliding the inverted convex slide block 802 and the slide groove 804, the stability of the dust screen 7 after sliding installation can be improved.

Referring to fig. 1, 3 and 5, the mounting block 803 and the inside of the mounting hole 801 form an engagement structure therebetween, and the height of the mounting block 803 is smaller than the depth inside the mounting groove 807.

By providing a deeper mounting groove 807, the mounting block 803 is provided with sufficient space to move, ensuring complete disengagement from the interior of the mounting hole 801.

Referring to fig. 3, finger grooves 13 are formed at both ends of one side of the heat dissipation cover 5, and one side of the finger groove 13 is arc-shaped.

Through setting up curved finger groove 13, the staff is with the finger card to finger groove 13 inside and hold between the fingers dust screen 7, is convenient for take out the dismantlement action of dust screen 7 from heat dissipation cover 5 inside.

Referring to fig. 1, 2 and 3, a connection seat 12 is fixedly connected to one side of the bottom end of the rotor 4, and a fixing bolt 11 is fixedly connected to the bottom end of the connection seat 12.

Through setting up fixing bolt 11 and connecting seat 12, the installation action of this shaded pole asynchronous motor of realization of being convenient for firm.

The specific implementation process comprises the following steps: the accessible fixing bolt 11 and connecting seat 12, this shaded pole asynchronous motor of firm installation of being convenient for, the switch-on that rethread connecting wire 9 realized the power later in its normal working process, rotor 4 rotates and can drive fan blade 6 and rotate, realizes its ventilation and heat dissipation, sets up dust screen 7 simultaneously, can realize dustproof processing.

Simultaneously in its normal course of working, through setting up first board 1001 of making an uproar that falls, honeycomb panel 1004 and second make an uproar board 1005 fall, absorb the noise that this shaded pole asynchronous motor work produced and fall, set up the vacuum chamber 1003 simultaneously, can effectively hinder the transmission of noise outside, further improve its sound insulation and fall the nature of making an uproar, and set up triangular strengthening rib 1002, can consolidate the vacuum chamber 1003 inside, avoid its atress to take place to collapse.

Finally, after the dust screen 7 is blocked by impurities such as dust, the installation rod 806 can be pulled, the installation spring 805 is compressed on the installation block 803 until the installation block 803 is completely separated from the inside of the installation hole 801, then a worker clamps fingers inside the finger groove 13 and holds the dust screen 7, the dust screen 7 is taken out of the inside of the heat dissipation cover 5, the dust screen 7 is convenient to clean rapidly, the inconvenience of subsequent ventilation and heat dissipation caused by the blocking of the dust and other impurities is avoided, when the dust screen 7 is installed, the installation rod 806 is pulled firstly, the installation block 803 is driven to completely enter the inside of the installation groove 807, the sliding of the sliding block 802 and the sliding groove 804 is utilized, the dust screen 7 is slid to one side inside the heat dissipation cover 5, then the installation rod 806 is loosened, the elasticity of the installation spring 805 is utilized, the installation block 803 is enabled to descend and clamped inside the installation hole 801, the sliding of the sliding block 802 is limited and fixed, and the firm stability of the sliding of the dust screen 7 is ensured.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (8)

1. Noise insulation and reduction type shaded pole asynchronous motor, its characterized in that: the novel anti-noise fan comprises a rear end cover (1), wherein the upper end of one side of the front surface of the rear end cover (1) is fixedly connected with a connecting wire (9), one side of the rear end cover (1) is fixedly connected with an iron core (2), one side of the iron core (2) is fixedly connected with a front end cover (3), one side of the inside of the rear end cover (1) is rotationally connected with a rotor (4) extending to the outside of the front end cover (3), the inner walls of the rear end cover (1) and the front end cover (3) are fixedly connected with a noise reduction structure (10), the other side of the rear end cover (1) is fixedly connected with a heat dissipation cover (5), one end of the rotor (4) extends to the inside of the heat dissipation cover (5) through a rotating rod and is fixedly connected with a fan blade (6), one side of the inner bottom wall of the heat dissipation cover (7) is movably connected with a dust screen (7), and the inside of the heat dissipation cover (5) at the top end of the dust screen (7) is movably connected with a mounting structure (8).

The noise reduction structure (10) comprises a first noise reduction plate (1001), the first noise reduction plate (1001) is fixedly connected to the inner walls of the rear end cover (1) and the front end cover (3), a vacuum cavity (1003) is formed in the rear end cover (1) and the front end cover (3) on the surface of the first noise reduction plate (1001), a honeycomb plate (1004) is fixedly connected to the inner parts of the rear end cover (1) and the front end cover (3) on the surface of the vacuum cavity (1003), and a second noise reduction plate (1005) is fixedly connected to the inner parts of the rear end cover (1) and the front end cover (3) on the surface of the honeycomb plate (1004).

2. The noise-and-noise-reducing shaded pole asynchronous motor according to claim 1, wherein: the inner wall of the vacuum cavity (1003) is fixedly connected with a reinforcing rib (1002), and the reinforcing rib (1002) is triangular.

3. The noise-and-noise-reducing shaded pole asynchronous motor according to claim 1, wherein: the mounting structure (8) comprises a sliding groove (804), one side of the inner top wall of the cooling cover (5) is arranged on the sliding groove (804), a mounting groove (807) is arranged in the cooling cover (5) at the top end of the sliding groove (804), a mounting rod (806) extending to the inside of the mounting groove (807) is movably connected to one side of the top end of the cooling cover (5), a mounting block (803) is fixedly connected to the bottom end of the mounting rod (806), a mounting spring (805) is wound on the surface of the mounting rod (806) at the top end of the mounting block (803), a sliding block (802) is fixedly connected to the top end of the dust screen (7), and the top end of the sliding block (802) is provided with the mounting block (803).

4. A sound-insulating and noise-reducing shaded pole asynchronous motor according to claim 3, characterized in that: a sliding clamping structure is formed between the sliding block (802) and the inside of the sliding groove (804), and a welding integrated structure is formed between the surface of the dustproof net (7) and the bottom end of the sliding block (802).

5. A sound-insulating and noise-reducing shaded pole asynchronous motor according to claim 3, characterized in that: the side view of the sliding block (802) and the sliding groove (804) are in an inverted convex shape, and a sliding structure is formed between the sliding block (802) and the inside of the sliding groove (804).

6. A sound-insulating and noise-reducing shaded pole asynchronous motor according to claim 3, characterized in that: an engagement structure is formed between the mounting block (803) and the inside of the mounting hole (801), and the height of the mounting block (803) is smaller than the depth of the inside of the mounting groove (807).

7. The noise-and-noise-reducing shaded pole asynchronous motor according to claim 1, wherein: finger grooves (13) are formed in two ends of one side of the heat dissipation cover (5), and one side of each finger groove (13) is arc-shaped.

8. The noise-and-noise-reducing shaded pole asynchronous motor according to claim 1, wherein: one side of rotor (4) bottom fixedly connected with connecting seat (12), and the bottom fixedly connected with fixing bolt (11) of connecting seat (12).

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