CN213652969U - Washing machine and box thereof - Google Patents
Washing machine and box thereof Download PDFInfo
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- CN213652969U CN213652969U CN202021463774.5U CN202021463774U CN213652969U CN 213652969 U CN213652969 U CN 213652969U CN 202021463774 U CN202021463774 U CN 202021463774U CN 213652969 U CN213652969 U CN 213652969U
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Abstract
A washing machine and a box body thereof are disclosed, the washing machine comprises a box body, the box body comprises a side plate and a rear plate, one side of the rear plate is provided with a convex hull, one side of the side plate and one side of the convex hull are respectively provided with an integrally formed reinforcing structure, the reinforcing structure comprises a first rib position, a second rib position and a third rib position, the first rib positions are provided with a plurality of ribs and are positioned on one side of the side plate, the second rib positions and the third rib positions are respectively positioned on one side of the convex hull, and the outer contours of the first rib positions are in a diamond shape; the outer contour of the second rib position is in an inverted U shape; the outer contour of the third rib position is arc-shaped, so that the natural frequency of the box body is far higher than the working frequency of the washing machine, namely the working state of the washing machine cannot resonate; with the box contrast of present production, former box structure pile maximum pile deflection is at 1.26, the utility model discloses box pile maximum pile deflection is at 0.34, and the lifting range is more than 4 times, effectively improves box curb plate and back plate impact strength. The utility model has the characteristics of simple structure is reasonable, low in manufacturing cost, good reliability etc.
Description
Technical Field
The utility model relates to a washing machine, in particular to washing machine and box thereof.
Background
At present, the box body is strengthened in the market, the box body strengthening mode tends to be popular, the requirements on the dehydration rotating speed of the drum washing machine, the vibration reduction of household appliances and the noise reduction level are higher and higher, and the box body of the washing machine is an important factor influencing the vibration noise of the whole machine.
As shown in fig. 7 and 8, 1 'is a side plate, 1.1' is a vertical rib, 2 'is a rear plate, 2.1' is a convex hull, the side wall of the side plate 1 'is provided with the vertical rib 1.1', the rear wall of the rear plate 2 'is provided with the convex hull 2.1', when the washing machine dehydrates water, the frequency of the box body is lower than the working frequency of the washing machine, so that larger vibration is easy to generate, the rigidity of the box body is insufficient in the transportation process, and the box body is easy to deform after being impacted.
Chinese patent document No. CN204690364U discloses a cabinet for a washing machine and a washing machine on 5/13/2015, and particularly discloses a front panel, a rear panel, a left panel and a right panel configured as a frame structure, wherein any one of the left panel and the right panel has an i-shaped reinforcing rib thereon. However, although this structure improves the overall strength, vibration and noise still occur when the washing machine is dehydrating.
Therefore, further improvements are desired.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simple structure is reasonable, low in manufacturing cost, good reliability, effectively improves the rigidity and the natural frequency of box, has reduced the washing machine and the box of box vibration and noise to overcome the weak point among the prior art.
The washing machine designed according to the purpose comprises a box body and is characterized in that: the box body comprises a side plate and a rear plate, wherein a convex hull is arranged on one side of the rear plate, and integrally formed reinforcing structures are respectively arranged on one sides of the side plate and the convex hull.
The reinforcing structure comprises a first rib position, the first rib position is provided with a plurality of parts and is located on one side of the side plate, the first rib positions of the plurality of parts are arranged in a clearance mode, and extend into the box body to form a first recess H1, and the depth of the first recess H1 is 1-5 mm.
The side plates and the rear plate are in transition connection through arcs, the corners of the side plates are arranged in an arc mode, the distance between one end of each first rib position and the edge of the arc is L1, and the distance between L1 and the edge of the arc is 20-40 mm.
The plurality of first ribs comprise a first width L2 and a second width L3, the first width L2 is 60-70mm, and the second width L3 is 40-50 mm.
The outer contour of the first rib positions is in a diamond shape, a capsule shape or a runway shape.
The reinforcing structure further comprises a second rib position and a third rib position, the second rib position and the third rib position are respectively located on one side of the convex hull, a second recess H2 is formed in the second rib position and the third rib position and extends into the box body respectively, and the depth of the second recess H2 is 1-5 mm.
The outer contour of the second rib position is in an inverted U shape.
The outer contour of the third rib position is in a circular arc shape.
The washing machine box body designed according to the purpose comprises a side plate and a rear plate, and is characterized in that: the reinforcing structure of the washing machine is arranged on one side of each of the side plates and the rear plate.
The reinforcing structure is formed by punching.
The utility model discloses a washing machine box and washing machine thereof, back plate one side is provided with the convex closure, curb plate and convex closure one side are provided with integrated into one piece's additional strengthening respectively, the additional strengthening includes first muscle position, second muscle position and third muscle position, first muscle position is provided with a plurality of, and it is located curb plate one side, second muscle position and third muscle position are located convex closure one side respectively, the outline of a plurality of first muscle positions is the rhombus; the outer contour of the second rib position is in an inverted U shape; the outer contour of the third rib position is arc-shaped, so that the natural frequency of the box body is far higher than the working frequency of the washing machine, namely the working state of the washing machine cannot resonate; with the box contrast of present production, former box structure pile maximum pile deflection is at 1.26, the utility model discloses box pile maximum pile deflection is at 0.34, and the lifting amplitude is more than 4 times, and intensity promotes by a wide margin, effectively improves box curb plate and back plate impact strength. The device has the characteristics of simple and reasonable structure, low manufacturing cost, strong reliability and the like.
Drawings
Fig. 1 is a schematic view of a first view angle structure of a box according to an embodiment of the present invention.
Fig. 2 is a schematic view of a second view angle structure of the box according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram (front view) of a box according to an embodiment of the present invention.
Fig. 4 is a partial sectional view in the direction of a-a in fig. 3.
Fig. 5 is a schematic structural diagram (right view) of a box according to an embodiment of the present invention.
Fig. 6 is a partial sectional view in the direction B-B in fig. 5.
Fig. 7 and 8 are schematic diagrams of a structure of a prior art case respectively.
FIG. 9 is a prior art box simulated code-pushing cloud.
Fig. 10 is a box structure simulation code-pushing cloud chart according to an embodiment of the present invention.
FIG. 11 is a prior art vertical rib strength cloud.
Fig. 12 is a first rib strength cloud chart according to an embodiment of the present invention.
Fig. 13-18 are diagrams illustrating modal analysis of the box assembly, respectively.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 5 is:
1-side plate, 1.1-first rib position, 2-rear plate, 2.1-convex hull, 2.1.1-second rib position and 2.1.2-third rib position.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1-6, the washing machine comprises a box body, wherein the box body comprises a side plate 1 and a rear plate 2, a convex hull 2.1 is arranged on one side of the rear plate 2, and reinforcing structures which are integrally formed are respectively arranged on one sides of the side plate 1 and the convex hull 2.1. The device has the characteristics of simple and reasonable structure, low manufacturing cost, strong reliability and the like. The rigidity and natural frequency of the whole washing machine with the side plates 1 and the rear plate 2 of the box body are effectively improved, the vibration and noise of the side plates 1 and the rear plate 2 are reduced, and the stability of the dewatering process of the washing machine is favorably ensured.
The reinforcing structure comprises a first rib position 1.1, wherein the first rib position 1.1 is provided with a plurality of parts and is positioned on one side of the side plate 1, the first rib positions 1.1 of the plurality of parts are arranged in a clearance manner, and extend into the box body to form a first recess H1, and the depth of the first recess H1 is 5 mm.
Through circular arc transitional coupling between curb plate 1 and the back plate 2, the corner of curb plate 1 is the circular arc setting, and the first muscle position 1.1 one end of a plurality of is L1 with circular arc marginal distance, and L1 is 30 mm.
The first rib positions 1.1 comprise a first width L2 and a second width L3, wherein the first width L2 is 67mm, and the second width L3 is 48.5 mm.
The outer contour of the first rib positions 1.1 is in a diamond shape, a capsule shape or a runway shape.
The reinforcing structure further comprises a second rib position 2.1.1 and a third rib position 2.1.2, the second rib position 2.1.1 and the third rib position 2.1.2 are respectively located on one side of the convex hull 2.1, the second rib position 2.1.1 and the third rib position 2.1.2 respectively extend into the box body to form a second recess H2, and the depth of the second recess H2 is 4 mm.
The outer contour of the second rib position 2.1.1 is in an inverted U shape.
The outer contour of the third rib position 2.1.2 is arc-shaped. Of course, the third rib position may be replaced by a circle, an ellipse, etc.
A washing machine box body comprises a side plate and a rear plate, wherein the reinforcing structures are respectively arranged on one side of the side plate and one side of the rear plate.
The reinforcing structure is formed by stamping. It can be understood that the box body reinforcing structure passes through the integrative stamping forming of sheet metal component to make the box body have higher intensity and compressive capacity, like this, curb plate 1 and back plate 2 are difficult to because of the pressurized bending deformation or damage in the washing machine daily use during the washing machine pile and, and the protective effect to washing machine internals is more reliable, thereby promotes washing machine bulk strength, prevents that box body curb plate 1 and back plate 2 from sending great noise because of vibrations when washing machine during operation.
Referring to fig. 9 and fig. 10, it can be seen from the code pushing cloud pictures that the maximum stacking deformation of the first rib position 1.1 on the side plate is 0.34, while the maximum stacking deformation of the vertical rib stacking on the side plate in the prior art is 1.26, and compared with the existing lifting range, the first rib position 1.1 on the side plate 1 is 4 times, the strength is greatly improved, and the impact strength of the side plate and the rear plate of the box body is effectively improved.
Referring to fig. 11 and 12, it is apparent from the strength cloud charts that the strength deformation of the first rib position 1.1 on the side plate 1 is 0.36, while the strength deformation of the vertical rib on the side plate in the prior art is 4.15, and the first rib position 1.1 on the side plate is 11 times higher than the existing lifting amplitude, so that the rigidity of the side plate 1 is effectively improved, and the side plate is not easy to bend, deform or damage due to compression.
The modal analysis and performance of the box body assembly are as follows:
| order of the scale | First order | Second order | Third order | Fourth order | Fifth order | Six steps |
| Frequency (Hz) | 40.16 | 49.44 | 52.19 | 52.95 | 62.84 | 67.42 |
| Rotational speed (rpm) | 2409 | 2966 | 3131 | 3177 | 3770 | 4045 |
Fig. 13 is a first order, fig. 14 is a second order, fig. 15 is a third order, fig. 16 is a fourth order, fig. 17 is a fifth order, and fig. 18 is a sixth order, and it can be seen from the experimental table that the first rib position 1.1 on the side plate 1, the second rib position 2.1.1 on the rear plate 2, and the third rib position 2.1.2 are such that the natural frequency of the cabinet is far higher than the operating frequency of the washing machine, that is, the operating state of the washing machine does not resonate.
The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A washing machine, includes the box, its characterized in that: the box body comprises a side plate (1) and a rear plate (2), wherein a convex hull (2.1) is arranged on one side of the rear plate (2), and an integrally formed reinforcing structure is respectively arranged on one side of the side plate (1) and one side of the convex hull (2.1).
2. The washing machine as claimed in claim 1, wherein: the reinforcing structure comprises a first rib position (1.1), wherein the first rib position (1.1) is provided with a plurality of parts and is located on one side of the side plate (1), the first rib positions (1.1) of the plurality of parts are arranged in a clearance mode, and extend into the box body to form a first recess H1, and the depth of the first recess H1 is 1-5 mm.
3. The washing machine as claimed in claim 2, wherein: the side plates (1) and the rear plate (2) are in transition connection through arcs or right angles, the distance between one end of each first rib position (1.1) and the arc or right-angle edge is L1, and the distance between L1 and the arc or right-angle edge is 20-40 mm.
4. A washing machine as claimed in claim 3, wherein: the first rib positions (1.1) comprise a first width L2 and a second width L3, the first width L2 is 60-70mm, and the second width L3 is 40-50 mm.
5. The washing machine as claimed in claim 4, wherein: the outer contour of the first rib positions (1.1) is in a diamond shape, a capsule shape or a runway shape.
6. The washing machine as claimed in claim 1, wherein: the reinforcing structure further comprises a second rib position (2.1.1) and a third rib position (2.1.2), wherein the second rib position (2.1.1) and the third rib position (2.1.2) are respectively positioned on one side of the convex hull (2.1), the second rib position (2.1.1) and the third rib position (2.1.2) are respectively provided with a second recess H2 extending into the box body, and the depth of the second recess H2 is 1-5 mm.
7. The washing machine as claimed in claim 6, wherein: the outer contour of the second rib position (2.1.1) is in an inverted U shape.
8. The washing machine as claimed in claim 6, wherein: the outer contour of the third rib position (2.1.2) is arc-shaped.
9. The utility model provides a washing machine box, includes curb plate and back plate, its characterized in that: the reinforcing structure of claim 1 or 2 is provided on one side of the side plate and the rear plate, respectively.
10. A washing machine cabinet as claimed in claim 9, wherein: the reinforcing structure is formed by punching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021463774.5U CN213652969U (en) | 2020-07-22 | 2020-07-22 | Washing machine and box thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021463774.5U CN213652969U (en) | 2020-07-22 | 2020-07-22 | Washing machine and box thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213652969U true CN213652969U (en) | 2021-07-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021463774.5U Active CN213652969U (en) | 2020-07-22 | 2020-07-22 | Washing machine and box thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213652969U (en) |
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2020
- 2020-07-22 CN CN202021463774.5U patent/CN213652969U/en active Active
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