CN112095272A

CN112095272A - Drum washing machine

Info

Publication number: CN112095272A
Application number: CN202010935522.6A
Authority: CN
Inventors: 王莹莹; 林修鹏; 刘振华
Original assignee: Hisense Shandong Refrigerator Co Ltd
Current assignee: Hisense Shandong Refrigerator Co Ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2020-12-18
Anticipated expiration: 2040-09-08
Also published as: CN112095272B

Abstract

The application relates to the field of household appliances, in particular to a drum washing machine. The drum washing machine comprises a box body; the inner cylinder is arranged in the box body; and a spraying device fixedly arranged on the inner cylinder and moving along with the rotation of the inner cylinder, the spraying device comprises: the water containing box is communicated with the cavity of the inner barrel, when the water containing box moves to a position lower than a water level line, the water containing box is used for storing water flowing into the water containing box, when the water containing box moves to a position higher than the water level line, the spraying device is used for spraying the water in the water containing box into the inner barrel, and the water level line is related to the water quantity in the inner barrel. The spraying device in the drum washing machine can enable clothes to be washed in all directions, and no extra circulating pump is needed for water supply in the spraying process, so that the power consumption of the washing machine is reduced, and the energy conservation and the environmental protection are facilitated.

Description

Drum washing machine

Technical Field

The application relates to the field of household appliances, in particular to a drum washing machine.

Background

The drum washing machine is a modern common household appliance, is designed by simulating the principle that a stick hammer strikes clothes, drives the clothes to be lifted and dropped continuously through a drum in the washing process, and is matched with detergents such as water, washing powder and the like to clean the clothes.

In some existing drum washing machines, in order to improve rapid permeation and washing, a circulating spray device is provided to circulate and wash the laundry by sending water in the drum bottom to a spray port by a circulating pump and spraying the water into the drum again.

However, the circulating pump consumes extra power for pumping water, which increases the power consumption of the washing machine and is not beneficial to energy conservation and environmental protection.

Disclosure of Invention

Based on the technical problem, the application provides a drum washing machine to reduce washing machine's consumption, be favorable to energy-concerving and environment-protective.

Other features and advantages of the present application will be apparent from the following detailed description, or may be learned by practice of the application.

According to an aspect of an embodiment of the present application, there is provided a drum washing machine including

A box body;

the inner cylinder is arranged in the box body; and

spray set, fixed the setting on the inner tube and remove along with the rotation of inner tube, spray set includes:

the water containing box is communicated with the cavity of the inner barrel, when the water containing box moves to a position lower than a water level line, the water containing box is used for storing water flowing into the water containing box, when the water containing box moves to a position higher than the water level line, the spraying device is used for spraying the water in the water containing box into the inner barrel, and the water level line is related to the water quantity in the inner barrel.

In some embodiments of the present application, based on the above technical solution, the drum washing machine further includes an outer drum, the outer drum is disposed in the box body, the inner drum is disposed in the outer drum, the other side of the water containing box is communicated with a cavity of the outer drum, and the water level line is further related to the amount of water in the outer drum.

In some embodiments of the present application, based on the above technical solution, the spraying device is disposed on the outer sidewall of the inner cylinder; the water containing box is provided with a water inlet and a water outlet, the water containing box is communicated with the outer barrel through the water inlet, the inner barrel is provided with a spraying opening, and the water containing box is communicated with the inner barrel through the water outlet and the spraying opening.

In some embodiments of this application, based on above technical scheme, spray set is the arc and has inside wall and lateral wall, and wherein, the water inlet of flourishing water box sets up on the lateral wall, and the delivery port of flourishing water box sets up on the inside wall, and the laminating of the outer wall of inside wall and inner tube is provided with a plurality of baffles between inside wall and the lateral wall in order to cut apart into a plurality of flourishing water boxes with spray set.

In some embodiments of the present application, based on the above technical solution, the spraying device is circular or spiral and is annularly arranged on the outer wall of the inner cylinder.

In some embodiments of the present application, based on the above technical solution, the circular spraying device is composed of a first half arc assembly and a second half arc assembly, and the first half arc assembly and the second half arc assembly are connected in a clamping manner.

In some embodiments of the present application, based on the above technical solution, the water inlet is disposed opposite to one baffle of two adjacent baffles of the plurality of baffles arranged in sequence.

In some embodiments of the present application, based on the above technical solution, the water outlet is arranged opposite to the other baffle of the two adjacent baffles.

In some embodiments of the application, based on the above technical scheme, the water outlet is provided with a flow guide nozzle, and the flow guide nozzle is used for spraying into the inner cylinder according to a preset angle.

In some embodiments of the present application, based on the above technical solution, a flow guide pipe is disposed between the water outlet and the spray opening, and two ends of the flow guide pipe are respectively communicated with the water outlet and the spray opening.

In the embodiment of the application, the spraying device moves along with the rotation of the inner barrel, stores water when the spraying device moves below a water level line at the bottom of the barrel, and sprays the water onto the clothes in the content when the spraying device moves above the water level line, so that the clothes can be washed in all directions, an additional circulating pump is not needed for supplying water in the spraying process, the power consumption of the washing machine is reduced, and the energy conservation and the environmental protection are facilitated.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

fig. 1 is an overall structural view of a drum washing machine according to an embodiment of the present application.

Fig. 2 is an overall structural view of a shower device according to an embodiment of the present application.

Fig. 3 is an exploded view of the spray assembly shown in fig. 2.

Fig. 4 is a cross-sectional view of the water box of the sprinkler shown in fig. 2.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the application. One skilled in the relevant art will recognize, however, that the subject matter of the present application can be practiced without one or more of the specific details, or with other methods, components, devices, steps, and so forth. In other instances, well-known methods, devices, implementations, or operations have not been shown or described in detail to avoid obscuring aspects of the application.

The block diagrams shown in the figures are functional entities only and do not necessarily correspond to physically separate entities. I.e. these functional entities may be implemented in the form of software, or in one or more hardware modules or integrated circuits, or in different networks and/or processor means and/or microcontroller means.

The flow charts shown in the drawings are merely illustrative and do not necessarily include all of the contents and operations/steps, nor do they necessarily have to be performed in the order described. For example, some operations/steps may be decomposed, and some operations/steps may be combined or partially combined, so that the actual execution sequence may be changed according to the actual situation.

The technical solutions provided in the present application are described in detail below with reference to specific embodiments.

The washing principle of the drum washing machine is that in the washing process, the drum drives clothes to be lifted and dropped continuously, and the clothes are washed by matching with detergents such as water, washing powder and the like. The drum washing machine comprises a machine body, an inner drum arranged in a box body and a driving device. When the washing machine works, the washing machine firstly injects a certain amount of water into the inner drum to soak clothes and adds a certain amount of detergent, and then the inner drum is driven to rotate by the driving device to clean the clothes.

In the embodiment of the present application, the washing machine may further include a shower device. The spraying device is fixedly arranged on the inner barrel and moves along with the rotation of the inner barrel, the water containing box is arranged in the spraying device, one side of the water containing box is communicated with the cavity of the inner barrel, for example, one side of the water containing box can be provided with a through hole, an opening or a channel and the like, so that the cavity in the water containing box is communicated with the space in the inner barrel. When the washing machine is used for washing clothes, the washing machine injects water into the inner cylinder, and a water level line with a certain height is formed at the bottom of the inner cylinder. The height of the water level depends on the amount of water in the inner tub, and the specific amount of water can be determined according to various conditions such as the capacity of the inner tub and the weight of the clothes, as long as the clothes are sufficiently cleaned, and the height is not limited herein.

When the inner cylinder rotates, the spraying device is driven to rotate, and the water containing box is further moved. When the water containing box moves to a position lower than the water level line, the water containing box is immersed in the water. Because the water containing box is communicated with the inner cylinder, water in the inner cylinder can flow into the water containing box along the communicating part, and the water containing box is used for storing the water flowing into the water containing box. When the water containing box moves to a position higher than the water level line, water in the water containing box is influenced by gravity and is sprayed into the inner barrel through the communicating part.

The washing machine also comprises an outer barrel which is fixedly arranged. The outer cylinder is arranged in a box body of the washing machine, the inner cylinder is arranged in the outer cylinder, and the inner cylinder and the outer cylinder are communicated with each other. For convenience of introduction, referring to fig. 1, fig. 1 is an overall structural view of a drum washing machine according to an embodiment of the present application. As shown in fig. 1, the washing machine 100 includes a cabinet 110, an outer tub 120, an inner tub 130, and a driving device 140. The inner cylinder 130 is disposed inside the outer cylinder 120, and the outer cylinder 130 is disposed inside the case 110. The driving device 140 is rotatably connected to the inner cylinder 130 and can rotate the inner cylinder 130.

The washing machine 100 further includes a door body 150 and a door seal 160. Door 150 and door seal 160 are provided at an opening of washing machine 100, and press 160 to seal cabinet 110 when door 150 is closed.

The washing machine 100 further includes a spray device 170. The spray device 170 is disposed on an outer sidewall of the inner barrel 130 and adjacent to a front flange of the inner barrel 130. The water containing box of the shower device 170 has a water inlet and a water outlet. The water inlet is generally provided at a side toward the outer tub 120 and serves to communicate the cartridge with the space of the outer tub 120, and the water outlet is correspondingly provided at a side toward the inner tub 130 and serves to communicate the cartridge with the space inside the inner tub 130. The inner cylinder 130 is provided with a spray opening corresponding to the water outlet of the water containing box. The spray device 170 is closely attached to the outer sidewall of the inner cylinder 130 such that there is no gap between the water outlet and the spray opening. In one embodiment, the spray opening of the inner barrel 130 is larger than the water outlet of the water containing box to further prevent water leakage or water containing from the pores between the two. In the present embodiment, the spray unit 170 is disposed outside the laundry inlet of the inner cylinder 130 and is engaged with the front flange of the inner cylinder 130, so that the spray inlet is correspondingly formed on the front flange of the inner cylinder 130. It should be understood that the spraying device 170 may be disposed at other positions on the inner cylinder as long as it can be immersed into the water in the outer cylinder and lifted above the water level line along with the rotation of the inner cylinder, and the specific position of the spraying device is not limited herein, and accordingly, the position of the spraying opening is disposed corresponding to the spraying device, and is not limited.

When the washing machine 100 performs a washing operation, water is injected into the outer tub 120 and the inner tub 130 to form a water level line having a certain height. When the inner cylinder 130 rotates and the water containing box rotates with the inner cylinder 130 to a position lower than the water level line, the water containing box is immersed in the water as in the outer cylinder 130, so that the water enters the water containing box from the water inlet and moves with the water containing box to a position higher than the water level line. At this moment, under the action of gravity, water in the water containing box sprays to the inner space in the inner barrel 130 through the water outlet and the spray opening on the inner barrel 130, and then sprays to the clothes in the inner barrel 130, so that the spray effect is realized, the clothes can be washed in all directions by utilizing the rotation of the inner barrel, and no extra circulating pump is needed for supplying water.

In particular, the spray device may be arcuate. The arc-shaped spraying device is provided with an inner side wall facing the inner cylinder and an outer side wall facing the outer cylinder. Wherein, the radian of the inside wall of the arc spraying device is consistent with that of the outside wall of the inner cylinder, so that the arc spraying device can be attached to the outside of the inner cylinder. The arc spraying device is of a hollow structure, and a plurality of baffles are arranged between the outer side wall and the inner side wall. The baffle divides the space among the arc spray set into a plurality of flourishing water tanks, and the delivery port of every flourishing water tank all sets up on the inside wall, and the water inlet sets up on the lateral wall correspondingly.

In one embodiment, the spray device can be circular and the ring can be disposed outside the inner barrel. For convenience of introduction, please refer to fig. 2, and fig. 2 is an overall structural diagram of a circular spraying device according to an embodiment of the present application. As shown in fig. 2, the shower apparatus 200 is divided into a plurality of water receiving boxes 220 by a baffle 210. The water outlet of the water containing box is provided on the inner sidewall of the spray device 200, and the water inlet 230 is provided on the outer sidewall. In this embodiment, the water inlet 230 is disposed with respect to one 211 of two adjacent baffles among the plurality of baffles arranged in sequence, and the other 212 is directly connected to the outer and inner sidewalls of the shower apparatus 200. The water outlet 240 of the water containing box is arranged opposite to the baffle 212, namely, the water outlet is arranged diagonally to the water inlet, so that the water outlet 240 is positioned at the lowest place of the water containing box in the spraying process, and the water in the water containing box can be fully sprayed into the inner barrel and cannot be remained in the water containing box.

The aperture size of the water outlet depends on the duration of the spraying process and the capacity of the water containing box. The size of the water outlet can be determined as that the water in the designated water containing box is completely sprayed into the inner cylinder in the spraying process. For example, if the cartridge has a volume of 20 ml and a duration of 1 second from the start of the spray to the end of the spray, the outlet is sized so that the flow rate of water is at least 20 ml per second.

In one embodiment, the baffle 211 is slightly shorter than the baffle 212 to allow the adjacent two water containing boxes to communicate with each other. When the water containing box is lifted above the water level line, part of water in the water containing box 220 flows out from the water inlet 230, and the water can flush the door body and the door seal, so that the foam of the detergent is flushed into the inner barrel and cannot be accumulated in gaps below the door body and the door seal, the washing effect of the detergent is fully exerted, and meanwhile, the phenomenon of mildew caused by residual detergent foam on the door body and the door seal is avoided.

In one embodiment, a plurality of circular spraying devices can be arranged in the washing machine and are respectively arranged around the outer side of the inner barrel. In another embodiment, the spraying device can also be arranged in a spiral shape and is wound on the outer side of the inner cylinder, so that the multi-directional overall spraying effect is realized.

The circular shower apparatus 200 shown in fig. 2 may be specifically formed by combining two arc-shaped shower apparatuses. For ease of description, referring to fig. 3, fig. 3 is an exploded view of the spray assembly shown in fig. 2. As shown in fig. 3, the circular shower apparatus 200 may be comprised of two semi-arc shaped components. The two semi-arc assemblies are connected through clamping. The clamping portion may be divided into a protrusion and a receiving portion, and each may have a mating clamping structure, for example, the protrusion may have a protrusion thereon, and the receiving portion may have a mating groove therein. When the joint, stretch into the accommodating part with the protruding part, carry out the joint through matched with joint structure.

In one embodiment, screw holes can be correspondingly arranged at the joint overlapping parts of the two semi-arc-shaped components, and after the joints are overlapped, the screw holes are fixed through screws, so that the combination of the spraying device is more stable.

It should be understood that the spray device may be comprised of any number of components, the specific number may depend on the circumstances, such as three or more arcuate components.

In one embodiment, a flow guide nozzle is arranged at the water outlet of the water containing box. For ease of description, referring to fig. 4, fig. 4 is a cross-sectional view of the spray device shown in fig. 2. As shown in fig. 4, a diversion nozzle 310 is disposed at the water outlet of the spraying device 300. The nozzle 310 is directed toward the inner tub to spray the laundry therein at a predetermined angle, so as to spray the laundry more completely in the inner tub. In one embodiment, a part of the diversion nozzles 310 sprays towards the door body and the door seal of the washing machine, or no diversion nozzle is arranged at a part of the water outlet of the spraying device, so that water in the water containing box is vertically sprayed out, bubbles of detergent are washed into the inner barrel and cannot be accumulated in gaps below the door body and the door seal, the washing effect of the detergent is fully exerted, and meanwhile, the phenomenon of mildew caused by residual detergent bubbles on the door body and the door seal is avoided.

In one embodiment, a flow guide pipe is arranged between the water outlet and the spraying opening, and two ends of the flow guide pipe are respectively communicated with the water outlet and the spraying opening. Specifically, a hole is formed between the spraying device and the inner cylinder, the flow guide pipe is arranged between the spraying device and the inner cylinder, one end of the flow guide pipe is connected with the water outlet, and the other end of the flow guide pipe is connected with the spraying opening, so that water in the water containing box is sprayed into the inner cylinder. Through this honeycomb duct, can avoid flourishing rivers in the box of water to flow into and have the hole between spray set and the inner tube to improve the efficiency that sprays.

Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains.

It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.

Claims

1. A drum washing machine is characterized by comprising

A box body;

the inner cylinder is arranged in the box body; and

spray set, fixed set up in on the inner tube and along the rotation of inner tube removes, spray set includes:

the water containing box is communicated with the cavity of the inner barrel, wherein when the water containing box moves to a position lower than a water level line, the water containing box is used for storing water flowing into the water containing box, when the water containing box moves to a position higher than the water level line, the spraying device is used for spraying the water in the water containing box to the inner barrel, and the water level line is related to the water amount in the inner barrel.

2. A drum washing machine according to claim 1, characterized in that it further comprises an outer drum disposed within the cabinet, the inner drum disposed within the outer drum, the other side of the water containing box communicating with the cavity of the outer drum, the water level line also being related to the amount of water within the outer drum.

3. A drum washing machine according to claim 2, characterized in that the spraying device is provided on the outer sidewall of the inner drum; the water containing box is provided with a water inlet and a water outlet, the water containing box is communicated with the outer barrel through the water inlet, the inner barrel is provided with a spraying opening, and the water containing box is communicated with the inner barrel through the water outlet and the spraying opening.

4. A drum washing machine according to claim 3, characterized in that the spraying device is arc-shaped and has an inner side wall and an outer side wall, wherein the water inlet of the water containing box is arranged on the outer side wall, the water outlet of the water containing box is arranged on the inner side wall, the inner side wall is attached to the outer wall of the inner drum, and a plurality of baffles are arranged between the inner side wall and the outer side wall to divide the spraying device into a plurality of water containing boxes.

5. A drum washing machine according to claim 4, characterized in that the spraying device is circular or spiral and is annularly arranged on the outer wall of the inner drum.

6. A drum washing machine according to claim 5, characterized in that the circular spray device is composed of a first half arc assembly and a second half arc assembly, and the first half arc assembly and the second half arc assembly are connected in a clamping manner.

7. A drum washing machine according to any one of claims 4-6, characterized in that the water inlet is arranged with respect to one of two adjacent baffles of the plurality of baffles arranged in sequence.

8. A drum washing machine according to claim 7, characterized in that the water outlet is arranged opposite the other of the two adjacent baffles.

9. A drum washing machine according to claim 3, characterized in that the water outlet is provided with a diversion nozzle for spraying water into the inner drum at a predetermined angle.

10. A drum washing machine according to claim 3, characterized in that a flow guide pipe is arranged between the water outlet and the spray opening, and two ends of the flow guide pipe are respectively communicated with the water outlet and the spray opening.