CN1222651C - Drum type washing machine - Google Patents
Drum type washing machine Download PDFInfo
- Publication number
- CN1222651C CN1222651C CN 01144405 CN01144405A CN1222651C CN 1222651 C CN1222651 C CN 1222651C CN 01144405 CN01144405 CN 01144405 CN 01144405 A CN01144405 A CN 01144405A CN 1222651 C CN1222651 C CN 1222651C
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- Prior art keywords
- guide rail
- spring
- washing machine
- casing
- section
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Abstract
The present invention discloses a drum type washing machine. The interior of a box body of the drum type washing machine comprises a washing section, a buffering section and a shock absorption section, wherein the buffering section is positioned at the lower part of the washing section and supports the washing section; the shock absorption section is composed of a spring, a front guide rail and a back guide rail, wherein the front guide rail and the back guide rail are arranged at both sides of the spring. The present invention has the advantages that by utilizing the shock absorption section with guide rails, the drum type washing machine with the structure can effectively weaken the front and back shock during low speed rotation, prevent impact and noise generated by the front and back shock and favorably carry out other program conversion, such as dehydration, etc. Because the shock amplitude is reduced, the integral size of the drum type washing machine can be miniaturized.
Description
Technical field
The invention relates to the technology of roller washing machine aspect, particularly when beginning to wash and before stopping, the porpoise that is produced when preventing low speed rotation improves reliability of products; By preventing the excessive porpoise and the collision of casing, dwindle the architecture advances of the roller washing machine aspect of casing size simultaneously.
Background technology
Washing machine is the device that utilizes the mechanical force washing clothes.Roughly be divided into drum-type and 3 big classes such as stirring-type and vortex according to mode of washing.
Stirring-type: be the mode that the mixer of the wing shape of center perk in a kind of sink washs by left rotation and right rotation.Though washing force is good, there are powerful washing machine noise and vibration and washings impaired, be the mode that is suitable for leviathan.
Vortex: being nineteen sixty in a kind of laundry mode of Japan's exploitation, is the mode that current that the agitator rotation by circular plate type produces wash.The product at initial stage causes clothing to twist strength and be badly damaged because the diameter of agitator is little and rotary speed is fast.Along with agitator becomes maximization, the shortening of left and right sides half way around time, product has obtained good improvement and washability is also very strong after the eighties.
Drum-type: be that cylinder inside mainly is made up of a plurality of protuberances, put into water, washing agent and washings, utilize the trunnion axis low speed rotation, washings is impacted up and down by protuberance wash in described cylinder inside.This mode has not damage of washings, the advantage that water consumption is few, but because a little less than the washing force, need utilize heater that water is heated, power consumption again, wash time is long again, and shortcomings such as noise is big are arranged, be mainly used in the many Europe of detergent dissolution degree difference hard water and be extensive use of.
Though roller washing machine has above-mentioned variety of problems, do not hinder washings, played bactericidal action by high-temperature wash, can also directly dry after the dehydration.Actual proof, this demand becomes ascendant trend.
Below with reference to Fig. 1 the roller washing machine of prior art is elaborated.The roller washing machine of prior art has following structure: casing 17 is hollow regular hexahedron shapes; Outer bucket 11 is positioned at the inside of described casing 17, is used to adorn water; Cylinder 12 is inserted in the described urceolus 11, can hold washings; Washing portion is fixedly connected on the back of described urceolus 11, by drive motors (drawing is not showed) swing roller 12; One end of air throttle 13 is fixedly connected on the bottom surface of described casing 17, and the other end is fixedly connected on described washing portion, and supports described washing portion; One end of spring 14 be fixedly connected on described casing 17 above, the other end is fixedly connected on described washing portion, and supports washing portion, plays damping effect.
The outer upper of described outer bucket 11 have can fixedly connected described spring 14 ring, the outer lower portion of described outer bucket 11 have can fixedly connected described air throttle 13 ring.Described outer bucket 11 fronts are equipped with gravitational equilibrium piece 15, and the front end of side is equipped with gravitational equilibrium piece 16.In addition, the heater that improves coolant-temperature gage is arranged on the privileged site of the outside.Described cylinder 12 is made up of the impeller with a certain size of dewatering hole that can flow into water and lifting washings.
Described drive motors (drawing is not showed) is positioned at described outer barrel 11 back, and drive motors rotates 12 cleaning functions of described cylinder.
Described air throttle 13 is buffer units, between the bottom surface of described casing 17 and described washing portion, supports above-mentioned washing portion, and the impact that produces during simultaneously to carrying or during dehydration plays cushioning effect.
Described spring 14 is on described casing 17 and between the described washing portion, supports described washing portion, and the vibration that produces during simultaneously to the rotation of described washing portion plays damping effect.General use a plurality of springs, major part mainly by about 2 central spring and secondary spring form.Described central spring is positioned on the vertical extended line of described washing portion center of gravity, and described secondary spring is positioned at the front and back end of described casing 17, and described secondary spring not only all plays vibration damping to the side-to-side vibrations of described washing portion and to porpoise.The elastic cylinder of fixing at central spring periphery cover one is also arranged, the vibration when absorbing the rotation of washing portion.
Roller washing machine with prior art of said structure, the spring that uses a plurality of springs or be with tube structure is cut down side-to-side vibrations and the porpoise to sink, but all not obvious for reducing the porpoise effect that produces when washing portion drives the low speed rotation of initial stage and terminal stage.
With reference to Fig. 2, the washing portion 100 that forms by outer bucket 11 and cylinder 12 and drive motors 18 during low speed rotation as can be seen, although the damping effect of spring 14 is arranged, still the front-back of swing and casing 17 collides.Such collision and noise can damage internal part and make roller washing machine itself break away from the original position that is provided with.To this, the measure of taking that prevents is the inner space that enlarges casing, but supports or opposes with trend toward miniaturization.
Summary of the invention
In order to address the above problem, the purpose of this invention is to provide a kind of porpoise of the washing portion that produces when cutting down low speed rotation effectively, improve reliability of products, prevent to impact and reduce noise.
Technical solution of the present invention provides a kind of tumbling-box washing machine, comprise washing portion at its box house, buffer part and vibration damping portion, buffer locations is in the bottom of described washing portion and support washing portion, wherein: vibration damping portion is by spring, front guide rail and back guide rail are formed, front guide rail and back guide rail are positioned at the both sides of spring, described front guide rail and back guide rail are tabular formula, the front guide rail of tabular formula is positioned at the front from described spring to described casing, prevent that described spring from forwards vibrating, the back guide rail of tabular formula is positioned at from described spring to described casing back, prevents that described spring from rearward vibrating.
The spring of described vibration damping portion is connected with the turn on being installed in casing, and front guide rail and back guide rail are fixedly connected on the casing by fixed connection apparatus, are connected as a single entity with casing.
Good effect of the present invention is the tumbling-box washing machine with described structure, and the porpoise when utilizing the vibration damping portion that has guide rail to cut down low speed rotation effectively prevents because impact and the noise that porpoise produces successfully waits other program conversions to dehydration.Because Oscillation Amplitude reduces, can carry out miniaturization to the whole size of tumbling-box washing machine and improve.
Description of drawings
Fig. 1 is the structural representation of the roller washing machine of prior art;
Fig. 2 is the schematic diagram of low speed rotation state of the roller washing machine of prior art;
Fig. 3 is the structural representation of the tumbling-box washing machine of the present invention's one example;
Fig. 4 is the schematic diagram of the low speed rotation state of the roller washing machine of the present invention's one example.
The symbol description of major part among the figure:
11: outer bucket 12: cylinder
13: air throttle 14: spring
15,16: gravitational equilibrium piece 17: casing
17a: turn 17b: fixed connection apparatus
18: drive motors 31: the front guide rail
32: back guide rail 100: washing portion
The specific embodiment
With reference to the accompanying drawings one embodiment of the invention are described in detail.
As shown in Figure 3, tumbling-box washing machine of the present invention has following structure: hold in the casing 17 and state washing portion 100 and buffer part 13 and vibration damping portion composition to some extent.Can adorn water in the outer bucket 11, cylinder 12 can hold washings, the described cylinder 12 of drive motors 18 rotations, washing portion 100 washs, buffer part 13 is positioned at the bottom of described washing portion 100 and supports described washing portion 100, play cushioning effect during dehydration, the vibration damping portion that comprises left rail 31 and right guide rail 32 is positioned at the top of described washing portion 100 and supports described washing portion 100, weakens the vibration of washing portion.The buffer part 13 main air throttles that absorb vibrational energy that use.
Described vibration damping portion is made up of spring 14, front guide rail 31 and back guide rail 32.Described spring 14 be formed on described casing 17 upper spring circle 17a and be connected, the vibration of the described washing portion 100 that produces when substantially cutting down dehydration; When low speed rotation, front guide rail 31 and back guide rail 32 prevent because the porpoise of the described spring 14 that the center of gravity imbalance of described washing portion 100 causes.Wherein, tabular described front guide rail 31 is positioned at the front from described spring 14 to described casing 17, prevents that described spring 14 from forwards vibrating, but does not influence lateral vibration; Tabular described back guide rail 32 is positioned at from described spring 14 to described casing 17 back, prevents that described spring 14 from rearward vibrating, but does not influence lateral vibration.
Described front guide rail 31 and described back guide rail 32 are fixedly connected on the described casing 17 by fixed connection apparatus 17b.Described front guide rail 31 and described back guide rail 32 one can be arranged to, perhaps also described front guide rail 31, described back guide rail 32 and described casing 17 one can be arranged to.
Described front guide rail 31 and described back guide rail 32 can be drawn to the draw direction of described spring 14, take to curl up to described casing 17 front and back directions, cut down the porpoise of described spring 14 effectively, make the soft bending of described spring 14 simultaneously.
Described front guide rail 31 and described back guide rail 32 are to be made by elastomeric material, front guide rail 31 and back guide rail 32 are tabular formula, the front guide rail 31 of tabular formula is positioned at the front from described spring to described casing, prevent that described spring from forwards vibrating, the back guide rail 32 of tabular formula is positioned at from described spring to described casing back, prevents that described spring from rearward vibrating.By bringing buffering effect with the rubbing action and the elastic force of spring.
With reference to Fig. 4, can see that roller washing machine of the present invention cut down the porpoise of washing portion 100 self by the porpoise that utilizes front guide rail 31 and back guide rail 32 to cut down spring 14 effectively.
Claims (2)
1, a kind of tumbling-box washing machine comprises washing portion (100), buffer part (13) and vibration damping portion in its casing (17) inside, and buffer part (13) is positioned at the bottom of above-mentioned washing portion and supports washing portion, it is characterized in that:
Vibration damping portion is made up of spring (14), front guide rail (31) and back guide rail (32), front guide rail (31) and back guide rail (32) are positioned at the both sides of spring (14), described front guide rail (31) and back guide rail (32) are tabular formula, the front guide rail (31) of tabular formula is positioned at the front from described spring to described casing, prevent that described spring from forwards vibrating, the back guide rail (32) of tabular formula is positioned at from described spring to described casing back, prevents that described spring from rearward vibrating.
2, tumbling-box washing machine according to claim 1, it is characterized in that the spring (14) of described vibration damping portion is connected with turn (17a) on being installed in casing (17), front guide rail (31) and back guide rail (32) are fixedly connected on the casing (17) by fixed connection apparatus (17b), are connected as a single entity with casing (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01144405 CN1222651C (en) | 2001-12-17 | 2001-12-17 | Drum type washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01144405 CN1222651C (en) | 2001-12-17 | 2001-12-17 | Drum type washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1427114A CN1427114A (en) | 2003-07-02 |
| CN1222651C true CN1222651C (en) | 2005-10-12 |
Family
ID=4677553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01144405 Expired - Fee Related CN1222651C (en) | 2001-12-17 | 2001-12-17 | Drum type washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1222651C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101177880B (en) * | 2006-11-08 | 2010-06-09 | 日立空调·家用电器株式会社 | Drum washing machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111636175A (en) * | 2019-03-01 | 2020-09-08 | 青岛海尔洗衣机有限公司 | Drum washing machine |
-
2001
- 2001-12-17 CN CN 01144405 patent/CN1222651C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101177880B (en) * | 2006-11-08 | 2010-06-09 | 日立空调·家用电器株式会社 | Drum washing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1427114A (en) | 2003-07-02 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051012 Termination date: 20100118 |