CN106149315B - A kind of washing machine lower margin and washing machine - Google Patents

Abstract

The invention relates to a washing machine foot. The foot includes a support base and a support rod. The support base and the support rod are universally rotatably connected. One of the support base and the support rod is connected to the base of the washing machine. , the other is in contact with the ground, a spherical protrusion is provided on the support rod, a spherical groove is provided on the support base, and the spherical protrusion is arranged in the spherical groove to form a rotatable flexible connection. The foot of the invention can automatically adjust the deflection angle to adapt to the uneven ground, evenly bear the gravity of the washing machine, the foot can always keep in contact with the ground surface, avoid the phenomenon of virtual legs, support stable, and effectively reduce the vibration of the washing machine .

Description

Washing machine feet and washing machine

technical field

The invention relates to the field of washing machines, in particular to a washing machine foot and a washing machine.

Background technique

In the prior art, a base is provided at the bottom of the washing machine cabinet, and feet are connected to the base. The washing machine is placed in the consumer's home. Due to the uneven ground, the four feet of the washing machine have weak legs. When the washing machine is washing, rinsing, and drying, the washing machine will generate large shaking and vibration. In order to avoid this situation, consumers or after-sales personnel must adjust the height of the four feet of the washing machine after placing the washing machine to make the washing machine level, or make each foot of the washing machine bear a certain gravity of the washing machine to Eliminate excessive vibration of the washing machine due to uneven ground.

CN201120398529.5 discloses a foot structure of a washing machine, which consists of a screw, an ordinary hex nut and a rubber foot, wherein one end of the screw and the surface of the rubber foot are fixedly connected as one, and the ordinary hex nut can rotate on the screw , which is characterized by replacing the ordinary hexagonal nut with a washer nut, wherein the washer nut is composed of a washer and a nut, and the washer and the nut can be integrated or separated. The contact area between the feet and the bottom of the washing machine is increased, and when the washing machine is dehydrating at a high speed, the shaking of the washing machine can be reduced and the vibration of the machine body can be reduced.

But this only solves the problem of placing it on a plane. If the ground is uneven, the feet of the washing machine will still not be in good contact with the ground, resulting in unstable support of the washing machine, resulting in unbalanced force on the washing machine, and greater shaking and vibration.

In view of this, the present invention is proposed.

Contents of the invention

The object of the present invention is to overcome the deficiencies of the prior art, and provide a washing machine foot and washing machine, which can be applied to inclined ground through self-adjustment.

In order to achieve this goal, the present invention adopts the following technical solution: a washing machine foot, the foot includes at least a support seat and a support rod, the support seat and the support rod are universally rotatable connected, the support seat Among the support rods, one is connected with the base of the washing machine, and the other is in contact with the ground.

A spherical protrusion is provided on the support rod, a spherical groove is provided on the support seat, and the spherical protrusion is arranged in the spherical groove to form a rotatable flexible connection.

The support seat is connected to the base of the washing machine, the lower part of the support seat is provided with a spherical groove with the opening facing downward, the upper end of the support rod is provided with a spherical protrusion arranged in the spherical groove, and the lower end is provided with a vertical to the support rod. Support plane.

The support rod is connected with the base of the washing machine, the upper part of the support seat is provided with a spherical groove with an opening facing upward, the lower part of the support seat is provided with a support plane supported on the ground, the upper end of the support rod is connected with the base of the washing machine, and the lower end is provided with A spherical protrusion arranged in a spherical groove.

The support rod is threadedly connected with the spherical protrusion on the support rod, and the inside of the spherical protrusion is provided with an internal thread, and the outside of the connecting end of the support rod and the spherical protrusion is provided with an external thread, or the support rod is connected to the The spherical protrusion on the support rod can be integrally formed.

The support rod is threadedly connected to the base of the washing machine, the base of the washing machine is punched to form a punching protrusion, and the inside of the punching hole has an internal thread, and the outside of the connecting end of the support rod and the base of the washing machine is provided with an external thread, and the screwing of the support rod to adjust the support height of the feet.

The diameter of the spherical groove is slightly larger than the diameter of the spherical protrusion.

The spherical groove includes a spherical portion and an opening extending along the spherical portion, and the diameter of the opening of the spherical groove is slightly smaller than the diameter of the spherical protrusion.

Described foundation foot comprises a support rod and the support seat that is arranged on the two ends of support rod, is provided with spherical groove on the support seat, and the two ends of described support rod are all provided with a spherical protrusion that is arranged in the spherical groove, a support The seat is connected with the base of the washing machine, and the other supporting seat is supported on the ground.

A washing machine with the above-mentioned feet

After adopting the technical scheme described in the present invention, bring following beneficial effect:

1. The ground feet of the present invention can always keep in contact with the ground surface, avoiding the phenomenon of empty legs, and the support is stable.

2. The automatic adjustment of the feet of the present invention has automatic adjustment, which can automatically adjust the deflection angle to adapt to the uneven ground and evenly bear the gravity of the washing machine.

The specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings.

Description of drawings

Fig. 1: Schematic diagram of the structure of the washing machine of the present invention

Figure 2: Schematic diagram of the structure of the foot of the present invention

Figure 3: Schematic diagram of the inclination of the foundation structure of the present invention

Figure 4: Schematic diagram of the structure of the foot according to another embodiment of the present invention

Figure 5: Schematic diagram of the structure of the foot according to another embodiment of the present invention

Among them: 1. Support seat, 2. Support rod, 3. Washing machine base, 4. Spherical protrusion, 5. Spherical groove, 6. Spherical part, 7. Opening, 8. Washing machine, 9. Anchor, 10 Gasket nuts.

Detailed ways

The washing machine foot of the present invention, the foot 9 includes a support base 1 and a support rod 2, the support base 1 and the support rod 2 are universally rotatable connected, the support base 1 and the The support rod 2 can be relatively deflected at a certain angle. Among the support base 1 and the support rod 2, one is connected to the base 3 of the washing machine, and the other is in contact with the ground. When the ground where the ground foot is located is an inclined plane, the support rod 2 or support base 1 supported on the ground is inclined, but it can still give the support base 1 or support rod 2 connected to the base of the washing machine a vertical upward support force, so the ground foot 9 When the ground is inclined, the feet can still support it stably. The support rod or the support seat can automatically deflect at a certain angle when under pressure, and then adjust the height of the entire foot, and the automatic adjustment of multiple feet can realize the uniform force of each foot.

One end of the support rod 2 is provided with a spherical protrusion 4, and the support base 1 is provided with a spherical groove 5, and the spherical protrusion 4 is arranged in the spherical groove 5 to form a rotatable flexible connection, and the support base 1 or The support rod 2 is connected with the bottom plate 3 of the washing machine. The spherical protrusion 4 can be deflected in the spherical groove 5. When the ground where the ground foot 9 is located is an inclined plane, the support bar 2 or the support seat 1 supported on the ground is inclined, but the support seat 2 or the support bar connected to the base of the washing machine is tilted. 1 is still vertically upward, so when the ground where the ground foot 9 is located is an inclined plane, the ground foot can still support smoothly. The feet can be adjusted automatically according to the inclination of the ground where the washing machine is placed, so as to realize stable support for the washing machine. It can effectively use its own adjustment function to automatically make each foot of the washing machine bear a certain gravity, avoid the phenomenon of empty legs, and avoid the trouble of artificially adjusting the feet. The ground feet can always maintain surface contact with the ground, and the support is stable.

The spherical groove 5 includes a spherical portion 6 and an opening 7 extending along the tangent of the spherical portion, and the spherical portion can ensure that no matter which direction the support base 1 or the support rod 2 tilts, the spherical portion of the spherical groove 5 can provide The support force pointing to the center of the ball supports the washing machine 8, and the opening can determine the maximum inclination range of the support base 1 or the support rod 2, that is, the support base 1 or the support rod 2 can be affected by the ground situation within a certain range Tilting, the maximum tilting range is when the support rod is in contact with one side of the opening, and the tilting angle is the maximum adaptation tilting angle of the foot.

The diameter of the opening 7 of the spherical groove 5 is smaller than the diameter of the spherical protrusion 4 to ensure that the support rod 2 and the support base 1 will not be separated during the transportation of the washing machine or when the washing machine is lifted off the ground. The opening 7 of the spherical groove 5 is in interference fit with the spherical protrusion 4 , and the spherical protrusion 4 can be pressed into the spherical groove by pressure.

The diameter of the opening 7 of the spherical groove 5 is smaller than the diameter of the spherical protrusion 4 . The diameter of the spherical portion 6 of the spherical groove 5 is slightly larger than the diameter of the spherical protrusion 4 . The opening 7 of the spherical groove 5 and the spherical protrusion 4 have an interference fit relationship, or the diameter of the opening of the spherical groove 5 is slightly smaller than the diameter of the spherical protrusion 4, and the spherical protrusion 4 Through the pressure, the opening of the spherical groove 5 is slightly deformed and pressed into it. Once the spherical protrusion 4 is pressed into the spherical groove 5, the spherical protrusion 4 can move freely in the spherical groove 5, but the spherical shape The protrusion 4 cannot disengage from the spherical groove 5, forming a flexible connecting part.

The diameter of the spherical groove 5 is slightly larger than the diameter of the spherical protrusion 4 to ensure that the spherical protrusion 4 can rotate in the spherical groove 5 . The contact surface of the two is a spherical surface, the contact area is large, the support is stable, and there is also a certain adjustable movable connection. Due to the gravity of the washing machine and the friction force of the contact surface, only if the unstable force is greater than the friction force, the two will automatically adjust, adapt, and better evenly bear the force.

Embodiment one

As shown in Figures 2 and 3, the support rod 2 is connected to the washing machine base 3, the upper part of the support base 1 is provided with a spherical groove 5 with an opening facing upward, and the lower part of the support base 1 is provided with a support plane supported on the ground, so The upper end of the support rod 2 is connected to the base 3 of the washing machine, and the lower end is provided with a spherical protrusion 4 arranged in a spherical groove 5 .

The support rod 2 is threadedly connected with the washing machine base 3, and the washing machine base is punched to form a punching protrusion 11, and the inside of the punching hole has an internal thread, and the outside of the connecting end of the support rod and the washing machine base is provided with an external thread, and the support rod 2 to adjust the support height of the feet.

The support rod 2 is adjustable and connected to the washing machine base 3, preferably threaded, and the support height of the feet 9 can be adjusted by the screw-in amount of the support rod 2 . The bottom of the support seat 9 is in contact with the ground where it is located. When the ground is an inclined plane, the support seat 1 is inclined together, but the spherical groove 5 on the upper part of the support seat 1 is in contact with the spherical protrusion 4 of the support rod 2 all the time, and the ground provides support for the support seat 1. The support force is perpendicular to the ground, and there is a component force along the direction of the support rod 2 at the contact of the spherical groove 5 and the spherical protrusion 4, that is, the component force perpendicular to the washing machine base 3 supports the washing machine.

The support seat 1 can deflect at a maximum angle A. The maximum inclination angle that can adapt to the ground is A. The support rod 2 of each foot of the washing machine can be deflected at a certain angle to realize self-adjustment of height, even force, and automatically adjust the balance of the washing machine.

Embodiment two

As shown in Figure 4, in this embodiment, the support base 1 is connected to the bottom 3 board of the washing machine, the lower part of the support base 1 is provided with a spherical groove 5 with the opening facing downward, and the upper end of the support rod 2 is provided with a spherical groove 5. The lower end of the spherical protrusion 4 in the 5 is provided with a support plane perpendicular to the support rod 2 . The supporting seat 1 is fastened on the base 3 of the washing machine through a screw rod or a bolt or screws, and the supporting surface of the supporting rod 2 is supported on the ground.

The support rod 2 is threadedly connected with the spherical protrusion 4 on the support rod 2, the spherical protrusion 4 has an internal thread, and the outside of the connecting end of the support rod 2 and the spherical protrusion 4 is provided with an external thread, or the The support rod 2 and the spherical protrusion 4 on the support rod 2 are integrally arranged.

The support base 1 is fastened on the base 3 of the washing machine through a screw or a bolt or a screw. The support plane of the support rod 2 is in contact with the ground where it is located. When the ground is an inclined plane, the support plane drives the support rod 2 to tilt together, but the support rod 2 The spherical protrusion 4 is always in contact with the spherical groove 5 of the support seat 1. The support force provided by the ground to the support rod 2 is along the direction of the support rod 2. At the contact point between the spherical protrusion 4 and the spherical groove 5, there is a The force component supports the washing machine.

The support rod 2 can be deflected by a maximum angle A. The maximum inclination angle that can adapt to the ground is A. The support rod 2 of each foot of the washing machine can be deflected at a certain angle to realize self-adjustment of height, even force, and automatically adjust the balance of the washing machine.

Embodiment Three

As shown in Figure 5, the anchor 9 in this embodiment includes a support rod 2 and a support base 1 arranged at both ends of the support rod 2, the support base 1 is provided with a spherical groove 5, and the two ends of the support rod 2 Each is provided with a spherical protrusion 4 set in the spherical groove 5, one support base is connected with the base 3 of the washing machine, and the other support base 1 is supported on the ground, and the support base 1 can deflect at a maximum angle of 2A. The maximum inclination angle that can adapt to the ground is 2A, and the angle of adjustment is increased, so that the feet can automatically adjust their own height to achieve uniform force and automatic leveling.

Embodiment Four

This embodiment is a washing machine 8 with the above-mentioned feet 9. The washing machine has a box body, and a base is provided at the bottom of the box body, and the above-mentioned feet are connected to the base. The four corners of the washing machine base are respectively provided with the above-mentioned feet, or the above-mentioned feet are evenly arranged on the lower part of the washing machine base. Among the support base 1 and the support rod 2, one is connected to the base of the washing machine, and the other is in contact with the ground.

Once the washing machine is placed somewhere, the gravity of the washing machine is transferred from the base 3 of the washing machine to the support seat 1 or the support rod 2 connected to the bottom plate, and the force is transferred to the connection between the spherical groove 5 and the spherical protrusion 4 . The spherical groove 5 and the spherical protrusion 4 are always in contact, and the support base 1 or the support rod 2 can rotate or deflect in various directions under the contact of the spherical groove 5 or the spherical protrusion 4 under the action of gravity. The position of each foot of the washing machine is automatically adjusted to adapt to the ground inclined in all directions, and evenly bear the gravity of the washing machine.

The support rod 2 is screwed into the spherical protrusion for connection, or the support rod 2 is integrally formed with the spherical protrusion.

The support bar or the support seat is not unlimited deflection. As shown in the figure, when the support pad deflects to the maximum position, the periphery of the opening of the support seat will touch the support bar, thereby limiting further deflection.

The above description is only a preferred embodiment of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, various modifications and improvements can be made, which should also be regarded as the present invention. protection scope of the invention.

Claims (9)

1. A washing machine foot, characterized in that: the foot includes at least a support seat and a support rod, and the washing machine base is connected to the support seat or the support rod; A spherical protrusion is provided on the support rod, a spherical groove is provided on the support base, the spherical groove includes a spherical portion and an opening extending along the tangent of the spherical portion, and the spherical protrusion is arranged on a spherical A rotatable movable connection is formed in the groove. 2. A washing machine foot according to claim 1, characterized in that: the support seat is connected to the base of the washing machine, the lower part of the support seat is provided with a spherical groove with the opening facing downward, and the upper end of the support rod is provided with a The lower end of the spherical protrusion arranged in the spherical groove is provided with a support plane perpendicular to the support rod. 3. A washing machine foot according to claim 1, characterized in that: the support rod is connected to the base of the washing machine, the upper part of the support seat is provided with a spherical groove with an opening facing upward, and the lower part of the support seat is provided with a support The support plane on the ground, the upper end of the support rod is connected with the base of the washing machine, and the lower end is provided with a spherical protrusion arranged in a spherical groove. 4. A washing machine foot according to claim 1, characterized in that: the support rod is threadedly connected to the spherical protrusion on the support rod, the spherical protrusion has an internal thread, and the support rod is connected to the spherical protrusion. External threads are provided on the outside of the protruding connecting end, or the support rod and the spherical protrusion on the support rod can be integrally formed. 5. A washing machine foot according to claim 3, characterized in that: the support rod is threadedly connected to the base of the washing machine, the base of the washing machine is punched to form a stamped protrusion, and the inside of the punched hole has an internal thread , the outside of the connecting end of the support rod and the base of the washing machine is provided with an external thread, and the screw-in amount of the support rod is used to adjust the support height of the feet. 6. The washing machine foot according to claim 1, wherein the diameter of the spherical groove is slightly larger than the diameter of the spherical protrusion. 7. The washing machine foot according to claim 6, characterized in that: the diameter of the opening of the spherical groove is slightly smaller than the diameter of the spherical protrusion. 8. The washing machine foot according to claim 1, characterized in that: it also includes another support base connected to the other end of the support rod; the settings of the two support bases are the same; the other end of the support rod One end is provided with another spherical protrusion, and the arrangement of the two spherical protrusions is the same. 9. A washing machine with the feet according to any one of claims 1-8.