CN220486071U - Vibration and noise reduction device of washing machine and washing machine - Google Patents
Vibration and noise reduction device of washing machine and washing machine Download PDFInfo
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- CN220486071U CN220486071U CN202320449456.0U CN202320449456U CN220486071U CN 220486071 U CN220486071 U CN 220486071U CN 202320449456 U CN202320449456 U CN 202320449456U CN 220486071 U CN220486071 U CN 220486071U
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- 238000005406 washing Methods 0.000 title claims abstract description 64
- 230000009467 reduction Effects 0.000 title claims abstract description 46
- 239000006096 absorbing agent Substances 0.000 claims abstract description 15
- 238000013016 damping Methods 0.000 claims description 66
- 238000002955 isolation Methods 0.000 claims description 28
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 238000009434 installation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
The utility model discloses a vibration and noise reduction device of a washing machine, which comprises a vibration reduction body, a vibration reduction device and a vibration reduction device, wherein two ends of the vibration reduction body are arranged in a penetrating way; vibration isolator is protruding to be set up respectively the both ends terminal surface of vibration absorber is located the periphery of the through-hole at vibration absorber both ends. According to the vibration isolator, the two ends of the vibration isolator on the vibration isolator are communicated, the vibration isolators are respectively arranged on the end faces of the two ends of the vibration isolator in a protruding mode, when the vibration isolator is installed on the washing machine, the contact area between connecting parts on the washing machine can be reduced, energy transfer between the connecting parts is reduced, vibration noise of the washing machine is reduced, and the problem that the energy transfer between the connecting parts in the washing machine and the vibration noise generated by the washing machine are solved.
Description
Technical Field
The utility model belongs to the field of clothes treatment equipment, and particularly relates to a vibration and noise reduction device of a washing machine and the washing machine.
Background
When the power equipment operates and transmits power, vibration and noise are often generated, the operation environment and the use effect of a user are seriously influenced, meanwhile, the influence on nearby residents is also generated, and the noise is generated due to the fact that the power is generated at the connecting positions between the power equipment or the products, the connecting positions are vibrated or mutually collided due to the fact that the power products generate power, and then serious noise is radiated.
Most of the prior art is directly fixedly connected with the power transmission part in a connecting mode, or a cylindrical bushing structure is adopted, and the prior structure can directly transmit the vibration of the power part to the product to generate larger vibration noise.
The Chinese patent with the application number of CN216467304U discloses an eight-in-one motor power assembly suspension structure, which comprises a bracket, a bushing and a mass block, wherein a bushing mounting hole and a mass block mounting hole are formed in the bracket, the bushing is installed in the bushing mounting hole in an interference manner, and the mass block is detachably connected in the mass block mounting hole through a connecting bolt; the bushing comprises a bushing inner tube, a rubber body and a bushing outer tube, wherein transverse vibration damping holes and longitudinal vibration damping holes are formed in the end face of the rubber body. The mass block can change the vibration frequency of the suspension structure, so that the mass block avoids the fixed vibration frequency of the engine, thereby achieving the effect of avoiding resonance, improving the driving comfort of passengers in the vehicle and reducing the noise in the vehicle. The vibration damping hole is formed in the end face of the rubber body, but the vibration damping hole is formed in the rubber body alone, so that the vibration damping effect is poor, and the vibration damping effect of the vibration damping hole can be reduced due to the fact that the contact area is large when the rubber body is connected with other parts, and the energy transfer efficiency is high.
The present utility model has been made in view of this.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a vibration and noise reduction device of a washing machine, which is characterized in that vibration isolators are arranged on vibration isolators of the vibration and noise reduction device, and the vibration isolators are positioned on the peripheries of through holes at two ends of the vibration isolators, so that the contact area between connecting parts on the washing machine is reduced, the energy transfer between the connecting parts is reduced, the vibration noise of the washing machine is reduced, and the problems of energy transfer between the connecting parts in the washing machine and the vibration noise generated by the washing machine are solved.
Another object of the present utility model is to provide a washing machine.
In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: a vibration and noise reduction device of washing machine comprises a vibration reduction body with two ends penetrating;
vibration isolator is protruding to be set up respectively the both ends terminal surface of vibration absorber is located the periphery of the through-hole at vibration absorber both ends.
Further, the vibration isolator is arranged on the end surfaces of the two ends of the vibration absorber in an outward protruding mode along the axial direction of the vibration absorber.
Further, the vibration isolator is provided with a plurality of vibration isolators, and the vibration isolators are arranged at intervals along the circumferential direction of the through holes at the two ends of the vibration isolator.
Further, the vibration isolator is spherical or columnar.
Further, the vibration damping body comprises a vibration damping body,
the two ends of the vibration reduction pipe are communicated;
annular vibration damping pads are connected with two ends of the vibration damping pipe and surround the peripheries of openings protruding out of the two ends of the vibration damping pipe, and the cross sections of the annular vibration damping pads and the vibration damping pipe are in an I-shaped structure;
the vibration isolator is arranged on the annular vibration damper in a protruding mode.
Further, a vibration isolation cavity which is concavely arranged is arranged on the peripheral wall of the annular vibration reduction pad and is used for absorbing vibration noise.
Further, the vibration isolation cavities are arranged on the outer peripheral wall of the annular vibration reduction pad at intervals along the circumferential direction of the annular vibration reduction pad.
Further, the vibration isolators and the vibration isolation cavities are arranged on the annular vibration reduction pad in a staggered mode along the circumferential direction of openings at two ends of the vibration reduction tube.
A washing machine adopts the vibration damping and noise reducing device of the washing machine.
Further, the method comprises the steps of,
an outer cylinder and a motor; the outer cylinder is fixedly connected with the motor through a connecting rod and a connecting sleeve, and the connecting rod is arranged in the connecting sleeve;
the vibration reduction body is sleeved on one end, close to the connecting sleeve, of the connecting rod, vibration isolators at two ends are axially abutted between the connecting rod and the connecting sleeve, and the vibration reduction body is used for reducing the contact area between the connecting rod and the connecting sleeve.
By adopting the technical scheme, compared with the prior art, the utility model has the following beneficial effects.
(1) According to the vibration isolator, the vibration isolators are arranged on the end surfaces of the two ends of the vibration isolator in a protruding mode, and are positioned on the periphery of the through holes of the two ends of the vibration isolator, so that the contact area between connecting parts on the washing machine is reduced, the energy transfer between the connecting parts is reduced, the vibration noise of the washing machine is reduced, the energy transfer between the connecting parts in the washing machine is solved, and the problem of vibration noise of the washing machine is solved.
(2) According to the utility model, the recessed vibration isolation cavity is arranged on the peripheral wall of the annular vibration damping pad, so that the volume of the vibration damping body is reduced, meanwhile, the vibration isolation cavity is arranged on the annular vibration damping pad and can absorb energy and noise transmitted by the washing machine during working, the energy transmission efficiency is reduced, the energy loss transmitted to a product per se between the vibration damping body and the power part is improved, and the effect of reducing noise generation is realized.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort. In the drawings:
FIG. 1 is a schematic view of a vibration damping and noise reducing device according to the present utility model;
fig. 2 is a schematic view of the utility model at another angle to fig. 1.
In the figure: 1. a vibration damping body; 11. a vibration damping tube; 12. an annular vibration-damping pad; 2. a vibration isolator; 3. vibration isolation cavity.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 2, the vibration and noise reduction device for a washing machine according to the present utility model includes a vibration damper 1 and a vibration isolator 2.
The two ends of the vibration damper 1 are arranged in a penetrating way.
The vibration isolators 2 are respectively arranged on the end surfaces of the two ends of the vibration absorber 1 in a protruding mode, and are positioned on the peripheries of the through holes of the two ends of the vibration absorber 1.
According to the vibration isolator, the two ends of the vibration isolator 1 of the vibration isolator are communicated, the vibration isolators 2 are respectively arranged on the two end faces of the vibration isolator 1 in a protruding mode, when the vibration isolator is installed on a washing machine, the contact area between connecting parts on the washing machine can be reduced by the vibration isolator 2 on the vibration isolator 1, energy transmission between the connecting parts is reduced, vibration noise of the washing machine is reduced, and the problem that the vibration noise generated by the washing machine is reduced due to the energy transmission between the connecting parts in the washing machine is solved.
In the present utility model, a washing machine includes an outer tub and a motor.
The outer cylinder is fixedly connected with the motor through a connecting rod and a connecting sleeve, and the connecting rod is arranged in the connecting sleeve.
The vibration reduction body 1 is sleeved on one end, close to the connecting sleeve, of the connecting rod, and vibration isolators 2 at two ends are axially abutted between the connecting rod and the connecting sleeve and used for reducing the contact area between the connecting rod and the connecting sleeve.
Preferably, the washing machine is a drum washing machine.
When drum type washing machine's urceolus and motor are connected through connecting rod and adapter sleeve, will add the sheath generally between connecting rod and adapter sleeve to this increases stability, because the sheath generally adopts the rubber material, and the sheath is direct with connecting rod, adapter sleeve contact, and area of contact is great, and transfer energy is also more, and the energy transfer efficiency that the motor produced in the rotation process is great, consequently, the connecting rod with can produce the vibration between the adapter sleeve, cause the urceolus to produce vibration and noise, through using the damping noise reduction device of this application, replace the sheath, when realizing fixed connection, reduce the area of contact of connecting rod and adapter sleeve, reduce energy transfer, thereby improve washing machine's damping and amortization effect.
The material of the damping and noise reducing device in the application is rubber material. The vibration damping and noise reducing device has good ductility, and can meet self vibration damping requirements and improve vibration damping effects when vibration is generated.
Further, the vibration isolator 2 is arranged at two end surfaces of the vibration isolator 1 in an outward protruding manner along the axial direction of the vibration isolator 1.
Specifically, the vibration isolators 2 are arranged on the end surfaces of the two ends of the vibration isolator 1 in a protruding mode along the axial direction of the vibration isolator 1, so that the vibration isolators 2 on the two end surfaces of the vibration isolator 2 are only arranged between the outer cylinder of the washing machine, the connecting rod and the connecting sleeve of the motor, the end surfaces of the two ends of the vibration isolator 1 are arranged on the vibration isolator 2 protruding outwards along the axial direction, the contact area between the connecting rod and the connecting sleeve is reduced, and vibration transfer of the motor in work is reduced.
Further, the vibration isolator 2 has a plurality of vibration isolators and is disposed at intervals along the circumferential direction of the through-holes at both ends of the vibration isolator 1.
Through a plurality of vibration isolator 2 sets up the circumference of the through-hole at vibration isolator 1 both ends makes vibration isolator 1 installs between urceolus and motor, with the atress at vibration isolator 1 both ends is more balanced, avoids taking place the slope after the installation, realizes when reducing energy transfer, improves the stability of vibration isolator 1 installation.
Further, the vibration isolator 2 is spherical or columnar.
Preferably, the vibration isolator 2 is spherical.
The vibration isolator 2 is arranged to be of a spherical structure and integrally formed with the vibration absorber 1 or the vibration isolator 2 and the vibration absorber 1 are adhered together, so that the vibration isolator 2 and the vibration absorber 1 are connected.
Further, the vibration damping body 1 includes a vibration damping tube 11 and an annular vibration damping pad 12.
The vibration damping pipe 11 is provided with two ends penetrating.
The annular vibration damping pad 12 is connected with two ends of the vibration damping tube 11, and protrudes around the periphery of the opening at two ends of the vibration damping tube 11, and the cross sections of the annular vibration damping pad 12 and the vibration damping tube 11 are in an I-shaped structure.
The vibration isolator 2 is arranged on the annular vibration-damping pad 12 in a protruding mode.
This application is through dividing into damping body 1 damping tube 11 and annular damping pad 12, link up the both ends setting of damping tube 11, make the connecting rod on motor or the urceolus in the washing machine can pass damping tube 11, and will annular damping pad 12 with the both ends of damping tube 11 are connected, and the protrusion the opening periphery at damping tube 11 both ends makes the whole of damping body 1 is the I-shaped, can offset the power that produces between motor and the urceolus, prevents that damping body 1 from taking place to warp, improves the stability that urceolus and motor are connected.
Specifically, during installation, a connecting rod on an outer cylinder or a motor of the washing machine is inserted into the vibration reduction tube 11, a connecting sleeve on the outer cylinder or the motor is provided with an opening, the connecting rod is positioned in the connecting sleeve, one end of the connecting rod penetrates out of the opening of the connecting sleeve, one end of the connecting rod is provided with a threaded hole, and the connecting rod can be fixedly connected with the connecting sleeve through a bolt. Annular damping pads 12 at two ends of the damping tube 11 are respectively abutted with the connecting rod and the connecting sleeve, vibration isolators 2 on the annular damping pads 12 reduce the contact area between the connecting rod and the connecting sleeve, reduce the energy transmission efficiency, improve the energy loss of the power component transmitted to the washing machine, and reduce the vibration noise of the washing machine.
In this scheme, the size of vibration isolator 2 is adjustable, through in the production process, when coping with different products or parts, through the size of adjusting vibration isolator 2 when producing, adjusts the area of contact of vibration isolator 1 and part.
Further, a vibration isolation cavity 3 is concavely arranged on the outer peripheral wall of the annular vibration reduction pad 12 for absorbing vibration noise.
Through set up sunken vibration isolation chamber 3 on the periphery wall of annular damping pad 12, reduce the volume of damping body 1, simultaneously set up vibration isolation chamber 3 on the annular damping pad 12 can absorb, and the washing machine reduces energy and the noise of transmission when the during operation, reduces energy transmission efficiency, improves the energy loss who transmits to product itself between the setting of damping body 1 power component, realizes reducing the effect that produces the noise.
Further, the vibration isolation chamber 3 has a plurality of vibration isolation chambers, and is provided on the outer peripheral wall of the annular vibration isolation pad 12 at intervals along the circumferential direction of the annular vibration isolation pad 12.
Specifically, the vibration isolation cavities 3 are arranged in a plurality, and the vibration isolation cavities 3 are arranged on the outer peripheral wall of the annular vibration isolation pad 12 at intervals along the circumferential direction of the annular vibration isolation pad 12, after the annular vibration isolation pad 12 is respectively contacted with the connecting piece and the connecting sleeve, the vibration isolation cavities 3 are arranged, so that the noise absorption efficiency of the vibration isolation body 1 is improved, for example, when the washing machine works, after the vibration isolation body is arranged on the connecting piece and the connecting sleeve of the outer cylinder or the motor of the washing machine, the vibration isolation cavities at the two ends of the annular vibration isolation pad 12 can absorb the noise transmitted to the outer cylinder by the motor when the motor works, the energy transmission efficiency is reduced, and the energy loss transmitted to the washing machine by the power component is improved; thereby reducing the vibration transmitted to the washing machine by the power component and reducing the vibration noise of the product.
The volume of the vibration isolation cavity 3 can be adjusted in the production process through the requirement, so that the effects of adjusting the transmission efficiency and the energy loss are achieved.
Further, the vibration isolator 2 and the vibration isolation cavity 3 are staggered on the annular vibration reduction pad 12 along the circumferential direction of the openings at the two ends of the vibration reduction tube 11.
According to the vibration isolator, after the vibration isolator 2 and the vibration isolator cavity 3 are arranged on the annular vibration reduction pad 12 in a circumferential staggered mode, the circumferential direction of the openings at the two ends of the vibration reduction tube 11 is reduced through the vibration isolator 2, the contact area between the connecting rod and the connecting sleeve is reduced between the outer cylinder and the motor of the washing machine, meanwhile, the vibration isolator cavity 3 and the vibration isolator 2 are arranged in a staggered mode, after installation, gaps are formed between the vibration isolator cavity 3 and the vibration isolator 2, energy transmission efficiency can be reduced, and accordingly noise is reduced.
A washing machine adopts the vibration damping and noise reducing device of the washing machine.
Further, the washing machine includes an outer tub and a motor.
The outer cylinder is fixedly connected with the motor through a connecting rod and a connecting sleeve, and the connecting rod is arranged in the connecting sleeve.
The vibration reduction body 1 is sleeved on one end, close to the connecting sleeve, of the connecting rod, and vibration isolators 2 at two ends are axially abutted between the connecting rod and the connecting sleeve and used for reducing the contact area between the connecting rod and the connecting sleeve.
The application uses washing machine as the example, provides a damping noise reduction device, motor and urceolus in current washing machine through connecting rod, adapter sleeve fixed connection set up the damping pad between connecting rod and the adapter sleeve, the shock attenuation effect is relatively poor, produces the noise easily. The vibration isolators 2 are arranged on the end faces of the two ends of the vibration absorber 1, the vibration isolators 2 are arranged on the annular vibration absorbing pad of the vibration absorber 1 in a protruding mode, the contact area between a connecting piece of an outer cylinder and a connecting sleeve is reduced, and the vibration isolating cavity 3 is arranged on the annular vibration absorbing pad 12, so that noise transmitted to the outer cylinder when a motor works can be absorbed, energy transmission efficiency is reduced, and energy loss transmitted to the washing machine by a power part is improved; thereby reducing the vibration transmitted to the washing machine by the power component and reducing the vibration noise of the product.
The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited to the above-mentioned embodiment, but is not limited to the above-mentioned embodiment, and any simple modification, equivalent change and modification made by the technical matter of the present utility model can be further combined or replaced by the equivalent embodiment without departing from the scope of the technical solution of the present utility model.
Claims (8)
1. A vibration and noise reduction device of a washing machine is characterized in that: the vibration damper comprises a vibration damper body, wherein two ends of the vibration damper body are communicated;
vibration isolators are respectively arranged on the end surfaces of the two ends of the vibration damper in a protruding mode and are positioned on the peripheries of the through holes at the two ends of the vibration damper; the vibration isolators are arranged at intervals along the circumferential directions of through holes at two ends of the vibration reduction body;
the vibration-damping body comprises a plurality of vibration-damping bodies,
the two ends of the vibration reduction pipe are communicated;
annular vibration damping pads are connected with two ends of the vibration damping pipe and surround the peripheries of openings protruding out of the two ends of the vibration damping pipe, and the cross sections of the annular vibration damping pads and the vibration damping pipe are in an I-shaped structure;
the vibration isolator is arranged on the annular vibration damper in a protruding mode.
2. The vibration and noise reduction apparatus of a washing machine as claimed in claim 1, wherein: the vibration isolator is arranged on the end surfaces of the two ends of the vibration absorber in an outward protruding mode along the axial direction of the vibration absorber.
3. The vibration and noise reduction apparatus of a washing machine as claimed in claim 2, wherein: the vibration isolator is spherical or columnar.
4. The vibration and noise reduction apparatus of a washing machine as claimed in claim 1, wherein: the outer peripheral wall of the annular vibration reduction pad is provided with a concavely arranged vibration isolation cavity for absorbing vibration noise.
5. The vibration and noise reduction apparatus of a washing machine as claimed in claim 4, wherein: the vibration isolation cavities are arranged on the outer peripheral wall of the annular vibration reduction pad at intervals along the circumferential direction of the annular vibration reduction pad.
6. The vibration and noise reduction apparatus of a washing machine as claimed in claim 5, wherein: the vibration isolator and the vibration isolation cavity are arranged on the annular vibration reduction pad in a staggered mode along the circumferential direction of the openings at the two ends of the vibration reduction pipe.
7. A washing machine, characterized in that: a vibration and noise reducing device for a washing machine according to any one of the preceding claims 1-6.
8. A washing machine as claimed in claim 7, wherein: comprising the steps of (a) a step of,
an outer cylinder and a motor; the outer cylinder is fixedly connected with the motor through a connecting rod and a connecting sleeve, and the connecting rod is arranged in the connecting sleeve;
the vibration reduction body is sleeved on one end, close to the connecting sleeve, of the connecting rod, vibration isolators at two ends are axially abutted between the connecting rod and the connecting sleeve, and the vibration reduction body is used for reducing the contact area between the connecting rod and the connecting sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320449456.0U CN220486071U (en) | 2023-03-10 | 2023-03-10 | Vibration and noise reduction device of washing machine and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320449456.0U CN220486071U (en) | 2023-03-10 | 2023-03-10 | Vibration and noise reduction device of washing machine and washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220486071U true CN220486071U (en) | 2024-02-13 |
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ID=89843190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320449456.0U Active CN220486071U (en) | 2023-03-10 | 2023-03-10 | Vibration and noise reduction device of washing machine and washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220486071U (en) |
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2023
- 2023-03-10 CN CN202320449456.0U patent/CN220486071U/en active Active
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