CN210596680U - Drum washing machine - Google Patents
Drum washing machine Download PDFInfo
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- CN210596680U CN210596680U CN201921611746.0U CN201921611746U CN210596680U CN 210596680 U CN210596680 U CN 210596680U CN 201921611746 U CN201921611746 U CN 201921611746U CN 210596680 U CN210596680 U CN 210596680U
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- side wall
- washing machine
- drum
- drum washing
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Abstract
The utility model provides a drum washing machine, which comprises a machine body, wherein a rotatable drum is arranged in the machine body; the pushing device is arranged on the inner side wall of the roller and comprises a fixing piece protruding out of the inner side wall of the roller and connected with the inner side wall of the roller, and a moving channel consistent with the radial direction of the roller is arranged on the fixing piece; the fixed piece is connected with an elastic component which is movably arranged in the moving channel; the distance between the end surface of the fixing piece far away from the inner side wall of the roller and the central shaft of the roller is L ″0(ii) a When the roller is static, the distance between the end part of the elastic component far away from the inner side wall of the roller and the central shaft of the roller is L1(ii) a Wherein L is1＜L`0(ii) a The utility model discloses the cylinder is washedThe inner wall of the drum of the clothes washing machine is provided with the push-out device for preventing the clothes from sticking to the wall, and the push-out device not only can play a role in lifting the clothes in the washing process, but also can improve the washing effect; the clothes can be lifted away from the surface of the device after being dried, so that the adhesion of the clothes to the wall is prevented.
Description
Technical Field
The utility model belongs to the technical field of washing machine, especially, relate to a drum type washing machine.
Background
Most of the current drum washing machines can reach more than 1000 revolutions per minute at the highest dewatering rotating speed, and clothes are easily attached to the wall of a drum (the drum and the clothes are relatively static) after being dewatered and dried at a high speed, so that the following problems are easily caused by the phenomenon: 1. after the drum washing machine washes clothes and dehydrates and dries the clothes, the clothes are easy to be attached to the wall of the drum, especially small clothes such as clothes of children, underwear, socks and the like are easy to be attached to the wall of the drum, a user can hardly find the clothes just attached to the upper side of the drum, the clothes are easy to fall into the drum, and the clothes falling into the drum can not be found after a period of time or until the next time of washing the clothes. After the clothes are washed, if the clothes are not taken out in time and left in the drum, the clothes are easy to go moldy and have peculiar smell, and the use of a user is influenced; 2. the wall of the drum is provided with a plurality of small holes, if the clothes like silk stockings and the like adhere to the wall too tightly, the clothes are easy to be damaged when rotating and sliding at high speed; if the clothes made of pure cotton are attached to the wall too tightly, wrinkles are easily generated, wearing is affected, and inconvenience is brought; the clothes attached to the wall are not beneficial to subsequent crease-resist or drying treatment.
In view of this, the present invention is proposed.
Disclosure of Invention
The utility model provides a to foretell technical problem, provide a drum type washing machine.
In order to achieve the above object, the utility model discloses a technical scheme be:
the drum washing machine comprises a machine body, wherein a rotatable drum is arranged in the machine body; the pushing device is arranged on the inner side wall of the roller and comprises a fixing piece protruding out of the inner side wall of the roller and connected with the inner side wall of the roller, and a moving channel consistent with the radial direction of the roller is arranged on the fixing piece; the fixed piece is connected with an elastic component which is movably arranged in the moving channel; the distance between the end surface of the fixing piece far away from the inner side wall of the roller and the central shaft of the roller is L ″0(ii) a When the roller is at rest, the elastic component is far away from the rollerThe distance between the end part of the inner side wall of the drum and the central shaft of the drum is L1(ii) a Wherein L is1＜L`0。
Preferably, when the rotating speed of the drum is maximum, the distance L between the end part of the elastic component far away from the inner side wall of the drum and the central shaft of the drum is the distance L between the end part of the elastic component and the central shaft of the drum2(ii) a Wherein L is2＜L`0。
Preferably, the elastic assembly comprises a spring and a guide-out post; one end of the spring is connected with the fixing piece; the other end is connected with the leading-out column.
Preferably, the guiding-out column is at least partially located in the moving channel.
Preferably, a limiting plate is arranged at the end part of the moving channel close to the central shaft of the roller; the end part of the leading-out column, which is far away from the central shaft of the roller, is provided with an end plate; when the end plate is positioned at the end part of the moving channel close to the central shaft of the roller, the end plate is abutted to the limiting plate.
Preferably, the leading-out column comprises a column head far away from one end of the fixing piece, and the column head is hemispherical.
Preferably, the fixing piece is provided with a plurality of moving channels, and each moving channel is internally provided with an elastic component.
Preferably, the plurality of pushing devices are arranged along the circumferential direction of the inner side wall of the roller.
Preferably, the pushing device extends in a direction of a central axis of the drum.
Preferably, the wall surface of the fixing piece is provided with a plurality of through holes, and the inside of the fixing piece is communicated with the inner space of the roller through the through holes.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect:
the utility model provides a drum washing machine, the inner wall of the drum washing machine is provided with a push-out device for preventing clothes from sticking to the wall, and the push-out device not only can play a role of lifting the clothes in the washing process, thereby improving the washing effect; the clothes are lifted away from the surface of the device after being dried, so that the clothes are prevented from adhering to the wall; the user is prevented from being missed and the like; moreover, after high-speed spin-drying and dewatering, the elastic component is slowly restored to the original position in the speed reduction process, so that the adherence of clothes is weakened, and the spin-drying effect can be improved; in addition, the compression and the recovery of the compressible elastic component change along with the rotation speed of the drum, so that clothes are effectively prevented from adhering to the wall in the washing process, the damage to the clothes is reduced, and the deformation of the clothes is reduced.
Drawings
FIG. 1 is a schematic view of the whole structure of the drum washing machine of the present invention;
FIG. 2 is a first schematic view of a drum structure of the drum washing machine of the present invention;
FIG. 3 is a schematic view of a drum structure of the drum washing machine of the present invention;
FIG. 4 is a cross-sectional view of the fixing member of the drum washing machine of the present invention;
fig. 5 is a cross-sectional view of the guide post of the drum washing machine of the present invention;
FIG. 6 is a schematic structural view of the pushing device when the drum of the drum washing machine of the present invention is not rotating;
FIG. 7 is a cross-sectional view taken along A-A of FIG. 6;
FIG. 8 is a schematic structural view of the pushing device when the drum of the drum washing machine of the present invention is rotating;
fig. 9 is a sectional view taken along the direction B-B of fig. 8.
In the above figures: a drum washing machine 1; a push-out device 2; an elastic member 3; a spring 4; a fixing member 5; a housing chamber 6; a cavity bottom 7; a lumen opening 8; a moving passage 9; a lead-out column 10; a column 11; a connection end 12; a column head 13; a drum 14; a through hole 15; a body 16; a door body 17; a feed inlet 18; a limit plate 19; an end plate 20.
Detailed Description
The present invention is further described below in conjunction with specific embodiments so that those skilled in the art may better understand the present invention and can implement the present invention, but the scope of the present invention is not limited to the scope described in the detailed description. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
It should be noted that all directional indicators (such as up, down, left, right, front, and back) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is correspondingly changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1-9, a drum washing machine 1, the drum washing machine 1 includes a machine body 16; a feeding port 18 is formed at the front side of the machine body 16; the front side of the machine body 16 is provided with a door body 17, and the door body 17 corresponds to the input opening 18 so as to open or close the input opening 18.
A rotatable drum 14 is arranged in a machine body 16 of the drum washing machine 1, and a push-out device 2 is arranged on the inner side wall of the drum 14; the plurality of pushers 2 are arranged along the circumferential direction of the inner side wall of the drum 14. In this embodiment, the ejector 2 extends in the central axis direction of the drum 14; i.e. the ejector 2 is elongated.
As shown in fig. 4-9, the pushing-out device 2 includes a fixing member 5, an elastic member 3 is disposed on the fixing member 5, the elastic member 3 is at least partially exposed at an end of the fixing member 5 away from the roller 14, and the elastic member 3 is compressed by a corresponding length under the action of a centrifugal force generated by the rolling of the roller 14 and a pressure generated by the centrifugal force.
The fixing member 5 includes a fixing end connected to an inner sidewall of the drum 14; in this embodiment, the fixing member 5 is elongated and extends along the central axis of the roller 14. The wall surface of the fixing member 5 is provided with a plurality of through holes 15, and the through holes 15 enable the inside of the fixing member 5 to be communicated with the inner space of the roller 14, so that water flow in the roller 14 can pass through the inside of the fixing member 5. The fixing member 5 protrudes from the inner side wall of the drum 14, and can perform a laundry lifting effect during a washing process.
As shown in fig. 4, a containing cavity 6 is formed inside the fixing member 5, and the containing cavity 6 includes a cavity bottom 7 close to the fixing end and a cavity opening 8 far from the fixing end; the cavity wall between the cavity bottom 7 and the cavity opening 8 of the accommodating cavity 6 forms a moving channel 9, and the direction of the moving channel 9 is consistent with the radial direction of the roller 14. In this embodiment, the size of the orifice 8 is smaller than that of the moving passage 9, so that a limit plate 19 is formed at the orifice 8.
The accommodating cavity 6 is internally provided with an elastic component 3, one end of the elastic component 3 is fixed at the cavity bottom 7 of the accommodating cavity 6, and the other end of the elastic component at least partially extends out of the cavity opening 8; the elastic member 3 is compressed and moved in the moving passage 9 by a centrifugal force generated by rolling of the drum 14 and a pressure applied by the centrifugal force. As shown in fig. 5, in the present embodiment, the elastic member 3 includes a spring 4 and a lead-out post 10; the guiding-out column 10 comprises a column body 11 at least partially positioned in the moving channel 9, one end of the column body 11 is a connecting end 12, and the other end is provided with a column head 13. The connecting end 12 is fixedly connected with the spring 4. The other end of the spring 4 is fixedly connected with a cavity bottom 7 of the accommodating cavity 6. The column head 13 is formed in a hemispherical shape to reduce damage to the laundry. The connecting end 12 of the column body 11 is provided with an end plate 20 around the column body 11; the connecting end 12 is arranged in the accommodating cavity 6, and the size of the cavity opening 8 is smaller than that of the end plate 20 of the guide-out column 10, so that the end plate 20 is limited in the accommodating cavity 6; in this embodiment, when the elastic component 3 is not subjected to an external force, the end plate 20 abuts against the limit plate 19 on the fixing member 5, so as to effectively prevent the guiding column 10 from completely moving out of the moving channel 9 and ensure the effectiveness of the elastic component 3.
In this embodiment, when the drum 14 is at rest or the rotating speed is at a maximum, the guiding-out pillar 10 is at least partially exposed outside the accommodating cavity 6, that is, at least a portion of the guiding-out pillar 10 is located outside the fixing member 5. As shown in fig. 3, saidThe distance between the end surface of the fixing piece 5 far away from the inner side wall of the roller 14 and the central axis of the roller 14 is marked as L ″0(ii) a The distance between the end part of the elastic component 3 far away from the inner side wall of the roller 14 and the central shaft of the roller 14 is L; when the roller 14 is at rest, the distance L between the end of the elastic component 3 far away from the inner side wall of the roller 14 and the central shaft of the roller 14 is1Then there is L1＜L`0(ii) a When the drum 14 rotates at the maximum speed, the distance L between the end of the elastic component 3 far away from the inner side wall of the drum 14 and the central shaft of the drum 142(not shown in the figure, see L)1The corresponding relationship of (a); ) (ii) a Then there is L1＜L2＜L`0. The actual arrangement is not limited to the above arrangement, but at least when the drum 14 is stationary, the guiding-out column 10 is at least partially exposed outside the accommodating cavity 6; i.e. when the drum 14 is stationary, at least part of the exit column 10 is located outside the stationary part 5.
In this embodiment, the spring 4 is a compression spring. Six push-out devices 2 are arranged on the inner side wall of the roller 14, and the push-out devices 2 are uniformly distributed along the circumferential direction of the inner side wall of the roller 14. Three compressible, resilient components 3 are provided in each ejector 2. The elastic components 3 are arranged independently, that is, each ejector 2 is provided with a plurality of accommodating cavities 6, and each accommodating cavity 6 is provided with one elastic component 3.
When the drum washing machine 1 is not in operation, i.e. the drum 14 is not rotating, the elastic component 3 is not subjected to any external force, and the guiding-out column 10 of the elastic component 3 extends out of the accommodating cavity 6; i.e. the head 13 of the elastic assembly 3 is higher than the wall of the mount 5 remote from the roller 14.
When the drum 14 rotates, the drum 14 rolls and drives a load (such as clothes) to generate centrifugal force; the elastic member 3 is compressed by its own centrifugal force and the pressure of the load due to the centrifugal force. The elastic component 3 is compressed to the shortest when the dewatering rotating speed reaches the highest; the shorter the length of the outlet stub 10 extending out of the receiving space 6 of the fastening element 5.
After the dehydration rotational speed reduces, along with centrifugal force reduces, elastic component 3 slowly resumes the normal position under the elasticity effect to ejecting the clothing of adherence, realize preventing the clothing adherent purpose.
In summary, the following description will be made of the operation principle of the pushing device 2 according to the operation process of the washing machine:
wherein the pressure to which the spring 4 is subjected is denoted as F1(self-centrifugal force and load pressure due to centrifugation);
the length of the spring 4 is marked as X; spring 4 original length is marked as Xmax(ii) a The shortest length of compression of the spring 4 is denoted Xmin；
The distance between the end of the lead-out post 10 away from the roller 14 and the surface of the fixing 5 away from the roller 14 is denoted as S (L-L ″)0) (ii) a The maximum distance between the end of the guide-out post 10 remote from the inner side wall of the roller 14 and the surface of the fixing member 5 remote from the inner side wall of the roller 14 is denoted as Smax(Smax＝L1-L`0) (ii) a The minimum distance between the end of the guide-out post 10 away from the inner side wall of the roller 14 and the surface of the fixing piece 5 away from the inner side wall of the roller 14 is denoted as Smin(Smin＝L2-L`0)；
(a) As shown in fig. 5, at the initial stage of the operation of the drum washing machine 1, i.e. when the rotation speed of the drum 14 is 0, the spring 4 is not pressed (F)10), the length of the spring 4 is unchanged; i.e. when the spring 4 is longest (X ═ X)max) The distance between the end of the guide post 10 away from the inner side wall of the roller 14 and the surface of the fixing member 5 away from the inner side wall of the roller 14 is the largest (S ═ S)max)；
(b) The roller 14 rotates and the spring 4 is subjected to a pressure F1The spring 4 is compressed and shortened under the action of pressure when the pressure is higher than 0; as the rotating speed increases, the distance between the end part of the guiding-out column 10 far away from the inner side wall of the roller 14 and the surface of the fixing piece 5 far away from the inner side wall of the roller 14 decreases (S < S)max)；
(c) As shown in FIG. 7, when the rotation speed of the drum 14 reaches the maximum (the maximum rotation speed is reached in the spin-drying state in general), the spring 4 is pressed by the pressing force F1Maximum, and remain unchanged; the length of the spring 4 is no longer reduced, and the length of the spring 4 is shortest (X ═ X)min) The distance between the end of the dispensing plunger 10 remote from the inner side wall of the drum 14 and the surface of the fixing member 5 remote from the inner side wall of the drum 14 is minimized (S ═ S)min)；
(d) After a period of time, the speed of rotation of the drum 14 is gradually reduced and the spring 4 is subjected to a pressure F1The length of the spring 4 is gradually increased; the distance between the end of the guiding-out column 10 far away from the inner side wall of the roller 14 and the surface of the fixing piece 5 far away from the inner side wall of the roller 14 is gradually increased along with the reduction of the rotating speed (S > S)min)；
(e) As shown in fig. 5, when the rotation speed of the drum 14 is reduced to a minimum, i.e., stationary after washing the laundry, the force F for compressing the spring 4 is applied1 Spring 4 is unstressed and spring 4 length returns to maximum (X ═ X)max) The distance between the end of the guide bar 10 remote from the inner side wall of the drum 14 and the surface of the fixing member 5 remote from the inner side wall of the drum 14 is maximized (S ═ S)max) Thereby ejecting the clothes and preventing the clothes from adhering to the wall.
The utility model has the advantages of it is following:
1. one or more pushing devices are arranged on the inner side wall of the roller along the axial direction of the central shaft, and the pushing devices can play a role in lifting clothes in the washing process, so that the washing effect is improved;
2. the pushing-out device comprises an elastic component, and the elastic component can push out clothes after the clothes are dried, so that the clothes are prevented from adhering to the wall, and a user is prevented from being missed and the like;
3. after high-speed spin-drying and dewatering, the elastic component is slowly restored to the original position in the speed reduction process, so that the adherence of clothes is weakened, and the spin-drying effect can be improved.
4. The compression and recovery of the compressible elastic component change along with the rotating speed of the drum, so that clothes are effectively prevented from adhering to the wall in the washing process, the damage to the clothes is reduced, and the deformation of the clothes is reduced.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. The drum washing machine comprises a machine body (16), wherein a rotatable drum (14) is arranged in the machine body (16); the method is characterized in that: the pushing device (2) is arranged on the inner side wall of the roller (14), the pushing device (2) comprises a fixing piece (5) protruding out of the inner side wall of the roller (14) and connected with the inner side wall of the roller (14), and a moving channel (9) which is consistent with the roller (14) in the radial direction is arranged on the fixing piece (5); the fixing piece (5) is connected with an elastic component (3), and the elastic component (3) is movably arranged in the moving channel (9); the distance between the end surface of the fixing piece (5) far away from the inner side wall of the roller (14) and the central shaft of the roller (14) is L ″0(ii) a When the roller (14) is static, the distance between the end part of the elastic component (3) far away from the inner side wall of the roller (14) and the central shaft of the roller (14) is L1(ii) a Wherein L is1＜L`0。
2. A drum washing machine according to claim 1, characterized in that: when the rotating speed of the roller (14) is maximum, the distance L between the end part of the elastic component (3) far away from the inner side wall of the roller (14) and the central shaft of the roller (14)2(ii) a Wherein L is2＜L`0。
3. A drum washing machine according to claim 1 or 2, characterized in that: the elastic component (3) comprises a spring (4) and a guide column (10); one end of the spring (4) is connected with the fixing piece (5); the other end is connected with a leading-out column (10).
4. A drum washing machine according to claim 3, characterized in that: the discharge column (10) is at least partially located in the displacement channel (9).
5. A drum washing machine according to claim 4, characterized in that: a limiting plate (19) is arranged at the end part of the moving channel (9) close to the central shaft of the roller (14); an end plate (20) is arranged at the end part of the leading-out column (10) far away from the central shaft of the roller (14); when the end plate (20) is positioned at the end part of the moving channel (9) close to the central shaft of the roller (14), the end plate (20) is abutted to the limiting plate (19).
6. A drum washing machine according to claim 3, characterized in that: the leading-out column (10) comprises a column head (13) far away from one end of the fixing piece (5), and the column head (13) is hemispherical.
7. A drum washing machine according to claim 1, characterized in that: be equipped with a plurality of removal passageways (9) on mounting (5), all be equipped with elastic component (3) in every removal passageway (9).
8. A drum washing machine according to claim 1, characterized in that: the plurality of push-out devices (2) are arranged along the circumferential direction of the inner side wall of the roller (14).
9. A drum washing machine according to claim 8, characterized in that: the pushing device (2) extends along the central axis direction of the roller (14).
10. A drum washing machine according to claim 1, characterized in that: the wall surface of the fixing piece (5) is provided with a plurality of through holes (15), and the inside of the fixing piece (5) is communicated with the inner space of the roller (14) through the through holes (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921611746.0U CN210596680U (en) | 2019-09-25 | 2019-09-25 | Drum washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921611746.0U CN210596680U (en) | 2019-09-25 | 2019-09-25 | Drum washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210596680U true CN210596680U (en) | 2020-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921611746.0U Active CN210596680U (en) | 2019-09-25 | 2019-09-25 | Drum washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210596680U (en) |
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2019
- 2019-09-25 CN CN201921611746.0U patent/CN210596680U/en active Active
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