CN215009887U - Dust collector motor noise reduction structure - Google Patents

Abstract

The utility model relates to a structure of making an uproar falls in dust catcher motor, the computer comprises a host computer, be connected with the motor casing on the host computer and form and hold the chamber, the motor is located hold the intracavity, it is provided with vibration/noise reduction structure to hold the intracavity, include rubber component and fall the shell of making an uproar, the rubber component cladding is outside at the motor, fall the shell setting of making an uproar and holding the intracavity to and form the amortization chamber between the outer wall of motor. The beneficial effects of the utility model reside in that: 1. by adopting the combination of the damping rubber pad and the noise reduction shell, noise reduction is carried out after the motor is damped, and the noise reduction effect is better; 2. the three-layer shell of the noise reduction shell, the motor shell and the main case is arranged on the motor to form a three-layer noise reduction structure, so that noise generated by the motor cannot be transmitted to the outside of the main case, and the noise is reduced.

Description

Dust collector motor noise reduction structure

Technical Field

The utility model relates to a dust catcher field specifically relates to a structure of making an uproar falls of dust catcher motor.

Background

In response to the increasingly stringent energy consumption requirements in the current market and national standards, the problem of reducing noise in vacuum cleaners has become more and more severe. The existing noise reduction technology on the market is a multilayer motor cover noise reduction technology, and the technology has the problems of high cost, complex manufacturing process, unreasonable spatial layout and the like.

The structure of making an uproar is the same basically to comparatively effectually falling of dust catcher now, adopts the bi-motor cover of motor inner cover + motor dustcoat promptly to completely cut off the noise to increase the transmission that noise reduction material subducted noise energy between motor inner cover and dustcoat, in order to reach the effect of making an uproar. However, the structure of the double motor covers of the motor has higher requirement on the space outside the motor and higher manufacturing cost, and the motor cover closest to the motor is of a single-layer wall thickness structure, so that the double motor cover structure cannot meet the requirement of noise reduction.

The utility model discloses a mechanism of making an uproar falls in dust catcher motor, including motor and motor cover, be provided with the amortization cavity on the motor lateral wall, set up silencing device in the amortization cavity, the motor covers and is provided with the isolating device who blocks the motor air-out, isolating device is located the dead ahead of motor air outlet, has the effect that changes the air-out direction, and the motor air-out is behind isolating device, reachs the amortization cavity through silencing device, finally outside by the air outlet discharge machine. The utility model provides a mechanism of making an uproar falls in dust catcher motor uses the individual layer motor cover, at the inside cavity that increases silencing device and be used for noise abatement of motor cover, has solved the technical problem that multilayer motor cover exists among the prior art.

The scheme realizes the method for reducing the noise of the motor by using the single-layer motor cover, but needs to be matched with a silencing device, and has certain complexity in structure. Meanwhile, when the motor operates, vibration can be generated, certain noise can also be generated, and the structure can not avoid the generation of vibration noise.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned problem that exists among the prior art, the utility model provides a structure of making an uproar falls in dust catcher motor can avoid vibrations simultaneously at the in-process of making an uproar that falls to reduce the noise more thoroughly.

The utility model provides a structure of making an uproar falls in dust catcher motor, includes the host computer, be connected with the motor casing on the host computer and form and hold the chamber, the motor is located hold the intracavity, it is provided with vibration/noise reduction structure to hold the intracavity, vibration/noise reduction structure includes rubber component and falls the shell of making an uproar, the rubber component cladding is outside at the motor, fall the shell setting of making an uproar and holding the intracavity to and form the amortization chamber between the outer wall of motor.

Through adopting above-mentioned technical scheme, set up damper and the shell of making an uproar of falling simultaneously in the outside of motor to set up damper in the shell of making an uproar of falling, the in-process of making an uproar is fallen the noise elimination that will shake the production simultaneously and is fallen, makes to fall and makes an uproar more thoroughly.

The technical scheme is further set as follows: the rubber component comprises a damping rubber pad arranged on an upper end cover of the motor and a damping rubber seat arranged below the motor, a motor cavity is arranged in the damping rubber seat, an upper end opening and a lower end opening of the motor cavity are formed, the lower portion of the motor is located in the damping rubber seat, and a motor shaft is connected with the host through the lower end opening of the damping rubber seat.

Through adopting above-mentioned technical scheme, set up damping rubber pad on the up end of motor, place the lower part of motor simultaneously in the damping rubber seat and with damping rubber seat interference fit, reduce the vibrations of motor through rubber component to reduce vibration noise.

The technical scheme is further set as follows: the lower extreme opening part of yielding rubber seat is equipped with the inboard arrangement shoulder that extends, the motor is located in the yielding rubber seat, and lower terminal surface butt is to arranging on the shoulder.

Through adopting above-mentioned technical scheme, through the lower terminal surface that sets up the arrangement shoulder of ladder bed and motor closely laminating, cushion the shock attenuation to the motor better.

The technical scheme is further set as follows: the motor is characterized in that an inserting groove is formed in the lower end face of the shock-absorbing rubber pad, an inserting rib is arranged on the upper end cover of the motor, and the shock-absorbing rubber pad is inserted into the motor.

The technical scheme is further set as follows: the shell of making an uproar falls for lower extreme open-ended casing, and motor and rubber component are located fall the shell of making an uproar in, it is equipped with the butt muscle to fall the downward extension on the up end inner wall of the shell of making an uproar for with rubber shock pad's terminal surface looks butt.

The technical scheme is further set as follows: the upper end face of the shock-absorbing rubber pad is provided with a plurality of step faces, and the abutting ribs in the noise reduction shell are step ribs with different lengths and are abutted in a matched mode with the step faces.

Through adopting above-mentioned technical scheme, compress tightly the rubber cushion on the up end of motor through the step muscle, make the laminating of rubber cushion and motor inseparabler, carry out the shock attenuation better.

The technical scheme is further set as follows: the lateral wall of the noise reduction shell is provided with an air outlet pipe, the air outlet pipe is communicated with the HEPA assembly, and the noise reduction shell is located at the position of the air outlet pipe and is provided with an air outlet hole.

Through adopting above-mentioned technical scheme, will fall the inner chamber of the shell of making an uproar, the air in the amortization chamber is purified and filtered even to amortization chamber and HEPA subassembly promptly, reduces the quantity of amortization intracavity particle to the noise reduction.

The technical scheme is further set as follows: the casing of host computer is equipped with the mounting groove, the lower extreme of falling the shell of making an uproar is pegged graft and is pegged graft with the casing of host computer in the mounting groove, just fall the shell of making an uproar with the host computer passes through the screw rigid coupling.

The technical scheme is further set as follows: the top of motor casing still is equipped with the host computer lid subassembly, the host computer lid subassembly includes cover ring and apron, the cover ring with the motor casing is pegged graft, be equipped with the draw-in groove on the cover ring, be equipped with in the lateral wall of apron with draw-in groove complex trip will the apron joint arrives on the cover ring.

The beneficial effects of the utility model reside in that:

1. by adopting the combination of the damping rubber pad and the noise reduction shell, noise reduction is carried out after the motor is damped, and the noise reduction effect is better;

2. the three-layer shell of the noise reduction shell, the motor shell and the main case is arranged on the motor to form a three-layer noise reduction structure, so that noise generated by the motor cannot be transmitted to the outside of the main case, and the noise is reduced.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention.

FIG. 2 is a schematic view of the connection of the vibration/noise reduction structure to the motor.

Fig. 3 is a schematic sectional view of the present invention.

Fig. 4 is an enlarged schematic view of a portion a in fig. 2.

Fig. 5 is an enlarged schematic view of a portion B in fig. 2.

Fig. 6 is an enlarged schematic view of a portion C in fig. 3.

The attached drawings are marked with: 1. a host; 2. a motor housing; 3. a rubber component; 4. a noise reduction housing; 5. a motor; 6. a HEPA component; 7. a host cover assembly; 301. a shock-absorbing rubber pad; 302. a shock-absorbing rubber seat; 501. a motor shaft; 3021. arranging a shoulder; 3011. inserting grooves; 502. inserting ribs; 401. abutting against the rib; 402. an air outlet pipe; 701. a cover plate; 702. a cover ring; 7011. a hook is clamped; 7021. a card slot; a. a sound-deadening chamber; b. a motor cavity; c. a step surface; 402. an air outlet pipe; 701. a cover plate; 702. a cover ring; 7011. a hook is clamped; 7021. a clamping groove.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Referring to fig. 1 and 2, a noise reduction structure for a motor 5 of a vacuum cleaner comprises a main machine 1, a motor 5 casing 2 is connected to the main machine 1, an accommodating cavity is formed in the motor 5 casing 2 and is communicated with an inner cavity of the main machine 1, and the motor 5 is located in the accommodating cavity. The accommodating cavity is internally provided with a shock absorption and noise reduction structure which comprises a rubber component 6 and a noise reduction shell 4, the rubber component 6 is coated outside the motor 5 and comprises a shock absorption rubber pad 301 and a shock absorption rubber seat 302, and the shock absorption rubber pad 301 is arranged at the upper end of the motor 5 and is fixedly inserted into an upper end cover of the motor 5; the yielding rubber seat 302 is arranged below the motor 5, a motor 5 cavity is arranged in the yielding rubber seat 302, the motor 5 is arranged in the motor 5 cavity, and the side wall of the yielding rubber pad 301 is in interference fit with the outer wall of the motor 5.

Referring to fig. 2, the upper and lower ends of the cushion rubber holder 302 are open, and a motor shaft 501 of the motor 5 is connected to the internal mechanism of the main body 1 through the opening at the lower end of the cushion rubber holder 302. An opening at the lower end of the cushion rubber base 302 extends inwards to form a mounting shoulder 3021, and the mounting shoulder 3021 is in a step shape and is abutted to the lower end face of the motor 5 in a matching manner. The lower end face of the shock absorbing rubber pad 301 is provided with an insertion groove 3011 for insertion and matching with the insertion rib 502 on the upper end face of the motor 5.

The noise reduction shell 4 is a shell with an opening at the lower end, the motor 5 and the rubber component 6HEPA3 are positioned in the noise reduction shell 4, and a noise reduction cavity a is formed between the inner surface of the noise reduction shell 4 and the outer surface of the motor 5; the upper end surface inner wall of the noise reduction shell 4 is provided with an abutting rib 401 for abutting against the upper end surface of the shock absorption rubber pad 301. Butt muscle 401 is the step muscle that a plurality of length differ, the up end of rubber cushion 301 with butt muscle 401 complex is equipped with a plurality of step face c, and butt muscle 401 compresses tightly corresponding step face c, fixes rubber cushion 301 in motor 5's upper end.

Referring to fig. 3, an air outlet pipe 402402 is disposed on a side wall of the noise reduction casing 4, the air outlet pipe 402402 is communicated with the HEPA module 6HEPA on the host 1, and an air outlet is disposed at a position of the air outlet pipe 402402 on the noise reduction casing 4, that is, the noise reduction cavity a is communicated with the HEPA module 6 HEPA. The casing of host computer 1 is equipped with the mounting groove, falls the lower extreme of shell 4 of making an uproar and pegs graft in the mounting groove with the casing of host computer 1 to through the screw rigid coupling.

Referring to fig. 3 and 6, the upper room of the motor 5 casing 2 is further provided with a host 1 cover assembly 6HEPA, the host 1 cover assembly 6HEPA includes a cover ring 702702 and a cover plate 701701, the cover ring 702702 is inserted into the upper room of the motor 5 casing 2, a clamping groove 70217021 is arranged on the cover ring 702702, the cover plate 701701 includes a top cover and a side wall, and a clamping hook 70117011 matched with the clamping groove 70217021 is arranged on the inner surface of the side wall to clamp the cover plate 701701 to the cover ring 702702.

The utility model has the same using mode with the prior dust collector, and is not repeated herein.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments by utilizing the above disclosed technical contents without departing from the technical scope of the present invention, but all the modifications, changes and changes of the technical spirit of the present invention made to the above embodiments are also within the scope of the technical solution of the present invention.

Claims (9)

1. The utility model provides a structure of making an uproar falls in dust catcher motor, includes the host computer, be connected with the motor casing on the host computer and form and hold the chamber, the motor is located hold the intracavity, its characterized in that: the bearing cavity is internally provided with a vibration and noise reduction structure, the vibration and noise reduction structure comprises a rubber component and a noise reduction shell, the rubber component is coated outside the motor, and the noise reduction shell is arranged in the bearing cavity and forms a noise reduction cavity with the outer wall of the motor.

2. The motor noise reduction structure of a vacuum cleaner according to claim 1, wherein: the rubber component comprises a damping rubber pad arranged on an upper end cover of the motor and a damping rubber seat arranged below the motor, a motor cavity is arranged in the damping rubber seat, an upper end opening and a lower end opening of the motor cavity are formed, the lower portion of the motor is located in the damping rubber seat, and a motor shaft is connected with the host through the lower end opening of the damping rubber seat.

3. The noise reduction structure of a motor of a vacuum cleaner according to claim 2, wherein: the lower extreme opening part of yielding rubber seat is equipped with the inboard arrangement shoulder that extends, the motor is located in the yielding rubber seat, and lower terminal surface butt is to arranging on the shoulder.

4. The noise reduction structure of a motor of a vacuum cleaner according to claim 2, wherein: the motor is characterized in that an inserting groove is formed in the lower end face of the shock-absorbing rubber pad, an inserting rib is arranged on the upper end cover of the motor, and the shock-absorbing rubber pad is inserted into the motor.

5. The noise reduction structure of a motor of a vacuum cleaner according to claim 2, wherein: the shell of making an uproar falls for lower extreme open-ended casing, and motor and rubber component are located fall the shell of making an uproar in, it is equipped with the butt muscle to fall the downward extension on the up end inner wall of the shell of making an uproar for with rubber shock pad's terminal surface looks butt.

6. The motor noise reduction structure of the vacuum cleaner as claimed in claim 5, wherein: the upper end face of the shock-absorbing rubber pad is provided with a plurality of step faces, and the abutting ribs in the noise reduction shell are step ribs with different lengths and are abutted in a matched mode with the step faces.

7. The motor noise reduction structure of the vacuum cleaner as claimed in claim 5, wherein: the lateral wall of the noise reduction shell is provided with an air outlet pipe, the air outlet pipe is communicated with the HEPA assembly, and the noise reduction shell is located at the position of the air outlet pipe and is provided with an air outlet hole.

8. The motor noise reduction structure of a vacuum cleaner according to claim 1, wherein: the casing of host computer is equipped with the mounting groove, the lower extreme of falling the shell of making an uproar is pegged graft and is pegged graft with the casing of host computer in the mounting groove, just fall the shell of making an uproar with the host computer passes through the screw rigid coupling.

9. The motor noise reduction structure of a vacuum cleaner according to claim 1, wherein: the top of motor casing still is equipped with the host computer lid subassembly, the host computer lid subassembly includes cover ring and apron, the cover ring with the motor casing is pegged graft, be equipped with the draw-in groove on the cover ring, be equipped with in the lateral wall of apron with draw-in groove complex trip will the apron joint arrives on the cover ring.

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