CN1888241A - Antishocking device for rotary drum washing machine - Google Patents
Antishocking device for rotary drum washing machine Download PDFInfo
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- CN1888241A CN1888241A CN 200510014331 CN200510014331A CN1888241A CN 1888241 A CN1888241 A CN 1888241A CN 200510014331 CN200510014331 CN 200510014331 CN 200510014331 A CN200510014331 A CN 200510014331A CN 1888241 A CN1888241 A CN 1888241A
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- cylindric washer
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Abstract
The present invention relates to a vibration-proofing device of drum washing machine. Said washing machine includes horizontal rotary cylindrical washing tank; hollow cylindrical washing tub for covering the above-mentioned washing tank; external shell for covering the above-mentioned washing tub; and supporting frame which is used for supporting the gap between the floor surface of the above-mentioned external shell and peripheral surface of the above-mentioned washing tub and is connected with the above-mentioned washing tub by means of rotatable mode. The above-mentioned vibration-proofing device includes a support frame which is formed between the above-mentioned supporting frame and floor surface of the above-mentioned external shell and is connected with the above-mentioned supporting frame by means of rotatable mode and a vibration-proofing body which is made up by using visoelastic material and is formed between the above-mentioned support frame and floor surface of the above-mentioned external shell.
Description
Technical field
The present invention relates to a kind of vibration abatement of roller washing machine, especially a kind of at roller washing machine washing or dehydration in along with the rotation of sink in cylindric washer, the roller washing machine vibration abatement that makes the vibrations that are sent to floor become minimum.
Background technology
Generally speaking, washing machine will be put into washings in the sink and washing agent and water and together rotate, and through rinsing and dehydration, make attached to the spot on the washings etc. and will separate with friction between the washings by water, thereby finish laundry operation.In the past, the washing machine that sink rotates under upright state widely used, but had not only reduced the height of washing machine in recent years, and for enlarging washing capacity, sink under horizontal state, rotate and wash, the drum-type of dehydration widely uses.
Above-mentioned roller washing machine 1 is included as and prevents that the internal unit that external impact is brought from damaging the shell 10 that materials such as utilizing steel is made; The sink 20 that links to each other with motor and washings and washing agent together are rotated; Encase the cylindric washer 30 of the hollow cylinder shape of sink 20; Above-mentioned cylindric washer is hung in a plurality of support elastic bodies 40 on the upper end medial surface of the top of outer circumference face and shell; Utilize hinge 31,52a to connect the inboard floor of the outer circumference basifacial and the shell of above-mentioned cylindric washer 30 by rotating mode, thus the bracing frame 50 of pillar cylindric washer 30.
Above-mentioned shell 10 comprises the firm fixed part 11 that is fixed into by rotating mode and above-mentioned bracing frame 50 and washing machine 1 is steadily laid, is arranged at the brace table 12 of the floor of shell 10.
Above-mentioned cylindric washer 30 is because the rotation of inner sink produces vibrations, and the vibrations that produce in cylindric washer 30 are not transmitted by support elastic body 40 and bracing frame 50, are advisable but subdue voluntarily.For this reason, above-mentioned bracing frame 50 comprises the below of being fixed in cylindric washer by rotating mode one end, and the other end is then open, and possesses the cylinder of hollow bulb 51a; Be embedded in the hollow bulb 51a of cylinder, and along with the running of cylindric washer 30 is slided in hollow bulb 51a, and be arranged at the piston 52 of the fixed part 11 of shell 10 floor by rotating mode; Be clipped in the through hole of piston one end, and the drag ring 53 that its outside can contact with the inwall of cylinder 51.
Operation logic according to the bracing frame 50 of the roller washing machine 1 of the above formation is as follows.
In washing and dehydration, when sink 20 rotations, according to the revolving force generation mechanical shock of sink, and the shock transfer of sink 20 is to cylindric washer 30.Top and a plurality of elastomer 30 of the part of vibration energy that is delivered to cylindric washer 30 by shell 10 transmits mutually and subdues, and remaining vibration energy is delivered to floor from cylindric washer 30.At this moment because the vibrations of cylindric washer 30, the frictional force of carrying out relative motion between the cylinder 51 of the bracing frame 50 of cylindric washer 30 belows and the piston 52 and producing, and above-mentioned frictional force and through through hole 51b flow out into the variation of air pressure can subdue vibration energy.
But it almost is to rely on the inwall of cylinder 51 hollow bulb 51a and the friction loss between the drag ring 53 that the vibration energy of the bracing frame 50 of above-mentioned roller washing machine 1 is subdued.This not only can not subdue vibration energy effectively, and permanent along with service time, and the drag ring 53 that is clipped in 52 li in piston also can produce friction, and therefore the energy that obtains by friction is subdued rate and also can be reduced.When the shock transfer of cylindric washer 30 to floor or when outside, vibrations and resultant noise make troubles for the user in the process of using washing machine.
Especially, the listing along with such as the senior household electrical appliances of roller washing machine is placed in indoor situation with washing machine and increases gradually.The vibration energy or the noise energy of the drive division of rotation driving ring shell or floor at a high speed, thereby produce into the low frequency noise, and this rub-a-dub allows the user feel bad.Therefore formulating its solution has just become extremely urgent problem.
Summary of the invention
Its purpose is to overcome the deficiency of prior art and is provided in the washing or dehydration of roller washing machine, when sink rotates in cylindric washer, makes the vibrations that are delivered to floor and noise become the vibration abatement of minimum roller washing machine.
Another purpose of the present invention is by above-mentioned vibration abatement, to be suppressed at the vibrations and the noise that produce when using roller washing machine to greatest extent, thereby to improve consumer's satisfaction and trust sense.
The object of the present invention is achieved like this: a kind of vibration abatement of roller washing machine, at the sink of the drum that comprises horizontal rotation; Encase the cylindric washer of the hollow cylinder shape of above-mentioned sink; Encase the shell of above-mentioned cylindric washer; In the roller washing machine of the bracing frame that supports the slit between the outer peripheral face of the floor of above-mentioned shell and above-mentioned cylindric washer and be connected with above-mentioned cylindric washer by rotatable mode, comprise the support that also links to each other with above-mentioned bracing frame between the floor that is formed at above-mentioned bracing frame and above-mentioned shell by rotating mode; The shockproof body of the viscoelastic material that between the floor of above-mentioned support and above-mentioned shell, forms.
At this moment, the shockproof body of above-mentioned viscoelastic material is the natural butyl rubber material, and the hardness of above-mentioned natural butyl rubber is between 40 ° to 60 °, and proportion is between 0.93 to 0.98.Above-mentioned shockproof body comprises the 1st cylindrical portion of drum; Diameter is the 2nd cylindrical portion little and outstanding formation on the 1st cylindrical portion than above-mentioned the 1st cylindrical portion; Diameter is the 3rd cylindrical portion big or small and outstanding formation on above-mentioned the 2nd cylindrical portion in the middle of above-mentioned the 1st cylindrical portion and the 2nd cylindrical portion; Through hole through above-mentioned the 1st cylindrical portion, above-mentioned the 2nd cylindrical portion, above-mentioned the 3rd each central portion of cylindrical portion; The 1st groove that on above-mentioned the 1st cylindrical portion, is recessed to form along the circumference of above-mentioned the 2nd cylindrical portion; The 2nd groove that the circle that diameter is bigger than above-mentioned through hole is recessed to form in the bottom surface of above-mentioned the 1st cylindrical portion.
Above-mentioned shockproof body transmits the noise of motor and the approach of vibration energy by cut-out, prevents resonance, prevents that noise from enlarging.That is, above-mentioned the 1st groove suppresses the vibrations and the noise of above-mentioned shockproof body horizontal direction, and the 2nd groove is then effective at the vibrations and the noise of vertical direction to suppressing above-mentioned shockproof body, also has the 2nd cylindrical portion to reducing the Energy Efficient at isolation mount and screw position.As a result, when being in no load condition, obtain the noise rank of 68dB, and when being in load condition, obtain the favorable noise rank of 69dB.
As in sum, according to the present invention, at the sink of the drum that comprises horizontal rotation; Encase the cylindric washer of the hollow cylinder shape of above-mentioned sink; Encase the shell of above-mentioned cylindric washer; In the roller washing machine of the bracing frame that supports the slit between the outer peripheral face of the floor of above-mentioned shell and above-mentioned cylindric washer and be connected with above-mentioned cylindric washer by rotatable mode, comprise the support that also links to each other with above-mentioned bracing frame between the floor that is formed at above-mentioned bracing frame and above-mentioned shell by rotating mode; The shockproof body of the viscoelastic material that between the floor of above-mentioned support and above-mentioned shell, forms.
Above-mentioned shockproof body can be up and down and left and right directions carry out significantly displacement, thereby disperse effectively up and down and the vibration energy of left and right directions, for the user provides quiet environment for use, and then provide the roller washing machine vibration abatement that improves product trust sense and satisfaction.
Description of drawings
Fig. 1 to Fig. 3 relates to existing roller washing machine, wherein
Fig. 1 is the construction profile of roller washing machine;
Fig. 2 is Fig. 1's ' A ' part decomposing schematic representation;
Fig. 3 is the profilograph of Fig. 2;
Fig. 4 to Fig. 6 relates to the roller washing machine vibration abatement of one embodiment of the present of invention, wherein
Fig. 4 is the decomposing schematic representation of roller washing machine vibration abatement of the present invention;
Fig. 5 is the shockproof body profile of the tangent line V-V of Fig. 4;
Fig. 6 is for detecting the shock detection result of the test schematic diagram of the effect that adopts shockproof body shown in Figure 4.
The critical piece description of reference numerals
1: roller washing machine 10: shell
20: sink 30: cylindric washer (tub)
40: support elastic body 50: bracing frame 51: cylinder
51a: hollow bulb 52: piston 53: drag ring
100: vibration abatement 110: rotating turret 120: fixed mount
130: shockproof body
The specific embodiment
Below, will be elaborated to embodiments of the invention in conjunction with the accompanying drawings.
Fig. 4 and Fig. 5 relate to the roller washing machine vibration abatement of an embodiment of the invention, and Fig. 4 is the decomposing schematic representation of roller washing machine vibration abatement, and Fig. 5 is the profilograph of shockproof body shown in Figure 4.
As shown in the figure, the roller washing machine of one embodiment of the present of invention is included as the damage of the internal structure that prevents that external impact from causing, and utilizes material such as steel to form the shell 10 of profile; The sink 20 that links to each other and washings and washing agent are together rotated with motor; Encase sink and be arranged to the cylindric washer 30 of hollow cylinder shape; The a plurality of support elastic bodies 40 that form for inner face above the top of outside periphery and shell 10 hangs above-mentioned cylindric washer 30; Utilize hinge 31,52a, connect the bottom of outer circumference face of above-mentioned cylindric washer 30 and the inboard floor of shell 10 by all rotating mode in two ends, thereby support the bracing frame 50 of cylindric washer 30; Be arranged at the vibration abatement 100 between the inboard floor of bracing frame 50 and shell 10.
The structure of above-mentioned vibration abatement 100 comprises the 1st support 110 that combines with an end 52a of bracing frame 50 by rotating mode; Accommodation section 121 by crooked the 1st support 110 forms, and the 2nd support 120 that is connected and fixed by screw 124 and the 1st support 110; And be clipped in shockproof body 130 between the 2nd support 120 and the shell 10 inboard floor.
At this, the next door 112 hold bracing frame 50 is set in the 1st support 110, be provided with on the next door 112 again an end 52a of bracing frame 50 is fixed on rotation hole 112a on the next door 112 by rotating mode.Also have, utilize and run through an end 52a of bracing frame 50 and the nail 113 of rotation hole 112a, by rotating mode fixing support rack 50 and the 1st support 110.
In addition, be placed at the 1st support 110 under the state of the 2nd support 120 accommodation sections, utilize screw 124 to fix the 1st support and the 2nd support.At this moment, the through hole 122 of the 2nd support 120 is bigger than the outer warp of screw 124, and the through hole 111 of the 1st support 110 should have the threaded portion.
Also have, for the variation dissipate shock energy by shockproof body 130, shockproof body is made by the natural butyl rubber (NBR) as elastomeric material, and makes it to embed the through hole 123 of the 2nd support 120.The structure of vibration abatement 130 comprises the 1st cylindrical portion 131 of drum; Diameter d 1 the 2nd cylindrical portion 132 little and outstanding formation on the 1st cylindrical portion of diameter d 2 to the 1 cylindrical portion 131; Diameter d 3 is 131 diameter d 1 and the middle size of the 2nd cylindrical portion 132 diameter d 2 and the 3rd cylindrical portion 133 of outstanding formation on the 2nd cylindrical portion 132 of the 1st cylindrical portion; Through hole 134 through above-mentioned each central portion of cylindrical portion 131-133; The 1st groove 135 that on the 1st cylindrical portion, is recessed to form along the circumference of the 2nd cylindrical portion; The 2nd groove 136 that diameter is recessed to form in the bottom surface of the 1st cylindrical portion 131 than through hole 134 big circles.
Above-mentioned each size is as follows.
d1(mm)！！41！！
d2(mm)！！18！！
d3(mm)！！28！！
d4(mm)！！11！！
d5(mm)！！27！！
d6(mm)！！19！！
Also have, the shockproof body 130 of Cai Yonging is 50 to spend by hardness in the above-described embodiments, and proportion is that 0.96 natural butyl rubber is made.
The shockproof body 130 of above-mentioned formation can disperse the vibration energy that passes out from cylindric washer 30 effectively owing to comprise the 1st groove 135 and the 2nd groove 136.Promptly, to about on the bracing frame (50) and the vibrations of above-below direction, the 1st groove (135) that forms in the peripheral recesses of the 2nd cylindrical portion 132 can disperse the vibration energy of left and right directions effectively by the displacement of left and right directions, and for the vibrations of the downward direction of bracing frame 50, the 2nd groove 136 that is recessed to form in the bottom surface of the 1st cylindrical portion 131 disperses the vibration energy of above-below direction effectively by the displacement of above-below direction.
On the other hand, make between the inboard floor of shell 10 and the shockproof body 130 and become firmer by being formed at through hole 134 on the shockproof body 130.
Therefore, by of the minimizing of connection cylindric washer 30 with the friction of the existing bracing frame 50 of the inboard floor of shell 10, just can subdue the vibration energy that passes out from cylindric washer 30, also have, by shockproof body 130 of the present invention can subdue more bracing frame 50 about and the vibration energy of above-below direction.Thereby, as shown in Figure 6,, provide quiet environment for use, and then improve the trust sense and the satisfaction of product to the user along with the rotation of sink 20 can reduce vibrations and the noise energy that is delivered to shell 10 floor significantly.
The testing result of Fig. 6 the top is represented, the testing result of top is a detected noise rank (dB) under the state of shockproof body 130 of no one embodiment of the present of invention, 2 kinds of testing results of below then are illustrated under the state that adopts shockproof body 130, the noise rank that detects on the floor of supported on both sides frame 50 directions of pillar cylindric washer 30.That is, thus can obtain to have approximately the noise of 3dB to 5dB to reduce effect when adopting shockproof body 130 as can be known.
The above is illustrating desirable embodiment of the present invention.Category of the present invention not only is confined to so on the specific embodiment, and can suitably change in the category of being put down in writing in the special permission claimed range.
Claims (6)
1. the vibration abatement of a roller washing machine, it is characterized in that: washing machine comprises the sink of the drum of horizontal rotation; Encase the cylindric washer of the hollow cylinder shape of above-mentioned sink; Encase the shell of above-mentioned cylindric washer; Support slit between the outer peripheral face of the floor of above-mentioned shell and above-mentioned cylindric washer and the bracing frame that is connected with above-mentioned cylindric washer by rotatable mode; Above-mentioned vibration abatement comprises the support that also links to each other with above-mentioned bracing frame by rotating mode between the floor that is formed at above-mentioned bracing frame and above-mentioned shell; The shockproof body of the viscoelastic material that between the floor of above-mentioned support and above-mentioned shell, forms.
2. the vibration abatement of roller washing machine according to claim 1, it is characterized in that: the shockproof body of above-mentioned viscoelastic material comprises the 1st cylindrical portion of drum; Diameter is the 2nd cylindrical portion little and outstanding formation on the 1st cylindrical portion than above-mentioned the 1st cylindrical portion; Circumference along above-mentioned the 2nd cylindrical portion is recessed to form the 1st groove on above-mentioned the 1st cylindrical portion.
3. the vibration abatement of roller washing machine according to claim 2 is characterized in that: above-mentioned shockproof body comprise diameter be above-mentioned the 1st cylindrical portion and the 2nd cylindrical portion diameter in the middle of the 3rd cylindrical portion of size and outstanding formation on above-mentioned the 2nd cylindrical portion; Through hole through each central portion of above-mentioned the 1st cylindrical portion, above-mentioned the 2nd cylindrical portion, above-mentioned the 3rd cylindrical portion; The 2nd groove that the circle that diameter is bigger than above-mentioned through hole is recessed to form in the bottom surface of above-mentioned the 1st cylindrical portion.
4. according to the vibration abatement of claim 2 or 3 described roller washing machines, it is characterized in that: above-mentioned shockproof body is by embedding screw in above-mentioned through hole, is connected with fixing between above-mentioned support and above-mentioned floor.
5. according to the vibration abatement of claim 2 or 3 described roller washing machines, it is characterized in that: above-mentioned shockproof body is to be made by natural butyl rubber.
6. the vibration abatement of roller washing machine according to claim 5, it is characterized in that: the hardness of above-mentioned natural butyl rubber is at 40 ° to 60 °, and proportion is 0.93 to 0.98.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510014331 CN1888241A (en) | 2005-06-30 | 2005-06-30 | Antishocking device for rotary drum washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510014331 CN1888241A (en) | 2005-06-30 | 2005-06-30 | Antishocking device for rotary drum washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1888241A true CN1888241A (en) | 2007-01-03 |
Family
ID=37577529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510014331 Pending CN1888241A (en) | 2005-06-30 | 2005-06-30 | Antishocking device for rotary drum washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1888241A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107354669A (en) * | 2017-08-28 | 2017-11-17 | 无锡小天鹅股份有限公司 | Device for clothing processing |
-
2005
- 2005-06-30 CN CN 200510014331 patent/CN1888241A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107354669A (en) * | 2017-08-28 | 2017-11-17 | 无锡小天鹅股份有限公司 | Device for clothing processing |
| CN107354669B (en) * | 2017-08-28 | 2019-12-17 | 无锡小天鹅电器有限公司 | Clothes treating device |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |