CN218910879U - Spray structure for drum washing machine and drum washing machine - Google Patents

Abstract

The utility model belongs to the field of washing, and particularly relates to a spray structure for a drum washing machine and the drum washing machine. The utility model aims to solve the problem of how to realize good spraying effect on the washing load in the inner cylinder of the drum washing machine on the premise of not influencing the structural strength of the washing cylinder in the prior art. The utility model relates to a drum washing machine, which comprises a door body, wherein a spraying structure comprises a spraying pipe and is arranged on the door body, and the input end of the spraying pipe is arranged to be connected with a liquid source when liquid is required to be input; the spray structure is arranged to be capable of outputting liquid input to the spray pipe to positions of the inner cylinder, which are different in distance from the input opening of the inner cylinder. The spraying structure is arranged on the door body of the drum washing machine, the structural strength of the washing drum is not affected, the spraying structure can convey liquid to positions, which are different in distance from the feeding opening of the inner drum, in the inner drum, and the liquid can be uniformly conveyed to the washing load of the inner drum.

Description

Spray structure for drum washing machine and drum washing machine

Technical Field

The utility model belongs to the technical field of washing, and particularly relates to a spraying structure for a drum washing machine and the drum washing machine.

Background

The drum washing machine is a common washing machine at present, and the drum washing machine utilizes the machinery of a motor to do work, so that the drum rotates to drive clothes to fall down after being continuously lifted to a high position in the drum, and the clothes can be washed through repeated reciprocating movements. In order to improve the washing effect of the drum washing machine, a spraying structure is added to the structural design of the drum washing machine so as to spray the washing load in the washing drum, thereby improving the cleanliness of the washing load. In particular, some drum washing machines have a spray structure provided at the window pad, but the spray surface is not uniform. Some drum washing machines change the structures of the inner drum, the tripod and the lifting ribs to realize spraying, but the structure is complex, the realization difficulty is high, and the structural strength of the washing drum is easily influenced.

Accordingly, there is a need in the art for a new spray structure for a drum washing machine and a drum washing machine to solve the above-mentioned problem in the prior art how to achieve a good spray effect on the washing load in the inner tub of the drum washing machine without affecting the structural strength of the washing tub.

Disclosure of Invention

Aiming at the problem of how to realize a good spraying effect on a washing load in an inner cylinder of a drum washing machine on the premise of not influencing the structural strength of a washing cylinder in the prior art, the utility model provides a spraying structure for the drum washing machine, which comprises a door body, and is characterized in that the spraying structure is arranged on the door body and comprises a spraying pipe, and the input end of the spraying pipe is arranged to be connected with a liquid source when liquid is required to be input; the spraying structure is arranged to be capable of outputting liquid input into the spraying pipe to positions, which are different in distance from the throwing opening of the inner cylinder, of the inner cylinder of the drum washing machine.

In the preferable technical scheme of the spraying structure for the drum washing machine, the spraying structure further comprises a connecting part, wherein the output end of the connecting part is connected with the input end of the spraying pipe, and the input end of the connecting part is detachably connected with an external pipeline for conveying liquid.

In the above preferable technical scheme of the spraying structure for the drum washing machine, the spraying structure further comprises a connecting pipe, at least two spraying pipes are arranged, the input end of each spraying pipe is connected with the output end of the connecting pipe, and the input end of the connecting pipe is connected with the output end of the connecting part.

In the preferable technical scheme of the spraying structure for the drum washing machine, at least two spraying pipes are arranged, and the spraying pipes are arranged in sequence from top to bottom; or,

at least two spray pipes are arranged, and each spray pipe is provided with a pressure regulating valve; or,

the spray pipes are at least two, and the pipe diameters of at least two spray pipes are different.

The drum washing machine comprises a door body, an inner drum and an outer drum, and further comprises the spraying structure for the drum washing machine, which is set on the door body.

In the preferable technical scheme of the drum washing machine, the height of the spray pipe is higher than the height of the central axis of the inner drum.

In the preferred technical scheme of the drum washing machine, the drum washing machine further comprises a spraying liquid inlet pipe, wherein the output end of the spraying liquid inlet pipe is connected with the input end of the spraying pipe, and the input end of the spraying liquid inlet pipe is arranged to be connected with an external liquid source when liquid needs to be input.

In the preferable technical scheme of the drum washing machine, the drum washing machine further comprises a spray circulating pipe and a pump body arranged on the spray circulating pipe, wherein the input end of the spray circulating pipe is connected with the outer cylinder, and the output end of the spray circulating pipe is connected with the input end of the spray pipe.

In the preferable technical scheme of the drum washing machine, the drum washing machine further comprises a three-way two-way check valve, the three-way two-way check valve is arranged on the spray liquid inlet pipe, and the output end of the spray circulating pipe is connected with the three-way two-way check valve; and/or the number of the groups of groups,

the spraying liquid inlet pipe is also provided with a valve.

In the preferable technical scheme of the drum washing machine, the drum washing machine further comprises a washing liquid inlet pipe and a distributor, wherein the input end of the distributor is connected with the output end of the washing liquid inlet pipe, and the output end of the distributor is connected with the input end of the spray pipe and/or the outer barrel;

the input end of the washing liquid inlet pipe is arranged to be connected with an external liquid source when liquid needs to be input.

The technical scheme of the utility model provides a spray structure for a roller washing machine, the roller washing machine comprises a door body, the spray structure is arranged on the door body, the spray structure comprises a spray pipe, and the input end of the spray pipe is arranged to be connected with a liquid source when liquid is required to be input; the spraying structure is arranged to be capable of outputting the liquid input into the spraying pipe to the positions of the inner cylinder of the drum washing machine, which are different in distance from the input opening of the inner cylinder.

The spray structure for the drum washing machine is arranged on the door body of the drum washing machine, and structural change on the inner drum and/or the outer drum is not needed, so that the structural strength of the washing drum is not influenced. And the spraying structure can convey liquid to the positions of the inner cylinder, which are different in distance from the throwing opening of the inner cylinder, and can uniformly convey the liquid to the washing load of the inner cylinder.

Drawings

The spray structure for a drum washing machine and the drum washing machine of the present utility model are described below with reference to the accompanying drawings. In the accompanying drawings:

FIG. 1 is a schematic view of a spray structure of the present utility model disposed behind a door;

fig. 2 is a schematic structural view of a drum washing machine according to the present utility model;

fig. 3 is a schematic view of the spray structure of fig. 2 when spraying toward the inner drum.

The reference number list comprises 10-gate body, 20-spraying structure, 21-spraying pipe, 22-connecting part, 23-connecting pipe, 24-pressure regulating valve, 30-inner cylinder, 40-outer cylinder, 50-spraying liquid inlet pipe, 60-spraying circulating pipe, 70-pump body, 80-three-way two-way check valve, 90-valve, 100-washing liquid inlet pipe and 110-distributor.

Detailed Description

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present utility model, and are not intended to limit the scope of the present utility model. Those skilled in the art can adapt it as desired to suit a particular application. For example, although the description has been made using a valve as an example of a solenoid valve, it is apparent that other similar means, such as an electric ball valve or a manual valve, can be used in the present utility model, as long as the valve can be used to prevent an external water source, such as tap water, from entering the shower inlet pipe and the shower circulation pipe, as needed.

It should be noted that, in the description of the present utility model, terms such as "upper", "lower", and the like, refer to directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In addition, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "disposed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected, or indirectly connected through an intermediate medium, etc. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

In order to solve the problem of how to achieve a good spraying effect on a washing load in an inner cylinder of a drum washing machine without affecting the structural strength of the washing cylinder in the prior art, as shown in fig. 1-2, the utility model provides a spraying structure for a drum washing machine, wherein a spraying structure 20 for a drum washing machine is arranged on a door body 10 of the drum washing machine, the spraying structure 20 comprises at least two spraying pipes 21, a connecting pipe 23, a pressure regulating valve 24 and a connecting part 22, the spraying pipes 21 are provided with at least two, each spraying pipe 21 is provided with the pressure regulating valve 24, the input end of each spraying pipe 21 is connected with the output end of the connecting pipe 23, and the spraying pipes 21 are arranged in sequence from top to bottom.

The coupling portion 22 is used to couple the connection pipe 23 and a liquid-carrying pipe (in this embodiment, the shower inlet pipe 50) outside the shower structure 20. In the present embodiment, the output end of the coupling portion 22 is disposed in the door body 10 and is fixedly connected to the input end of the connection pipe 23, thereby realizing the connection of the output end of the coupling portion 22 and the input end of the shower pipe 21. The input end of the coupling portion 22 penetrates through the exterior of the door body 10 and is detachably connected with the external spraying liquid inlet pipe 50 for conveying liquid, specifically, one of the input end of the coupling portion 22 and the output end of the spraying liquid inlet pipe 50 is provided with a clamping protrusion, and the other is provided with a clamping groove, so that the input end of the coupling portion 22 and the output end of the spraying liquid inlet pipe 50 can be clamped. Thereby realizing the clamping connection of the connecting part 22 and the spraying liquid inlet pipe 50 when the door body 10 is closed, and disconnecting the connecting part 22 and the spraying liquid inlet pipe 50 when the door body 10 is opened.

When liquid needs to be input into the input end of the spray pipe 21, the input end can be connected with a liquid source through a connecting pipe 23 and a connecting part 22; the spray structure 20 can output the liquid inputted to the spray pipe 21 to positions of different distances from the inlet of the inner tub 30 inside the inner tub 30 of the drum washing machine through the pressure regulating valve 24.

It should be noted that the foregoing embodiments are merely illustrative of the principles of the present utility model, and not in limitation of the scope of the utility model, and that those skilled in the art can modify the above structure without departing from the principles of the present utility model so that the present utility model can be applied to more specific application scenarios, which do not deviate from the principles of the present utility model, and therefore all fall within the scope of the present utility model.

For example, in an alternative embodiment, the shower pipe 21 described in the above embodiment before the replacement may be provided with at least two shower pipes, and the shower pipes may be replaced with:

the shower pipe 21 is provided with one (not shown), and in this case, the liquid supplied to the shower pipe 21 can be similarly supplied to the inner tub 30 of the drum washing machine at different distances from the supply port of the inner tub 30 by adjusting the pressure regulating valve 24. Without departing from the principles of the present utility model, and thus, fall within the scope of the present utility model.

For example, in another alternative embodiment, the shower structure 20 described in the above embodiment before the replacement may be replaced with the connection pipe 23:

the connection pipe 23 (not shown) is not provided, and the liquid supplied to the shower pipe 21 can be discharged to the inside of the inner tub 30 of the drum washing machine at different distances from the inlet of the inner tub 30. Without departing from the principles of the present utility model, and thus, fall within the scope of the present utility model.

For example, in another alternative embodiment, the shower pipes 21 described in the above embodiment before replacement may be replaced with:

the individual shower pipes 21 are arranged in other arrangement order, for example, the arrangement shape of the individual shower pipes 21 is a triangle or a rectangle or the like (not shown in the figure). Without departing from the principles of the present utility model, and thus, fall within the scope of the present utility model.

For example, in another alternative embodiment, the pressure regulating valve 24 may be provided for each shower pipe 21 described in the previous embodiment, and the present embodiment may be replaced with:

at least two of the shower pipes 21 have different pipe diameters (not shown). The spraying distances when the water having the same pressure is sprayed from different pipe diameters are not the same, and the effect of outputting the liquid inputted into the shower pipe 21 to the inner cylinder 30 of the drum washing machine at different distances from the inlet of the inner cylinder 30 can be achieved. Without departing from the principles of the present utility model, and thus, fall within the scope of the present utility model.

For example, in another alternative embodiment, the output end of the coupling portion 22 described in the previous embodiment may be provided in the door 10, the input end may be passed through the outside of the door 10, and the coupling portion 22 may be detachably connected to the shower inlet pipe 50, instead of:

the coupling part 22 is provided at a hinge (not shown) of the door body 10, so that continuous connection of the connection pipe 23 with the shower inlet pipe 50 can be achieved in the case that the door body 10 is normally opened and closed.

In addition, it can be replaced by: the coupling part 22 is fixedly connected with the shower inlet pipe 50, and the coupling part 22 is detachably connected with the connecting pipe 23 (not shown).

Without departing from the principles of the present utility model, and thus, fall within the scope of the present utility model.

In addition, as shown in fig. 1 to 3, the present utility model further provides a drum washing machine, which includes a door 10, an inner drum 30, an outer drum 40, a spray liquid inlet pipe 50, a spray circulation pipe 60, a pump body 70 provided to the spray circulation pipe 60, a wash liquid inlet pipe 100, and a dispenser 110, and further includes a spray structure 20 for the drum washing machine according to any one of the above technical schemes, wherein the spray structure 20 is provided to the door 10. The input end of the wash inlet pipe 100 is arranged to be connectable to an external liquid source when liquid input is required. The input end of the dispenser 110 is connected to the output end of the washing inlet pipe 100, and the output end of the dispenser 110 is connected to the outer tub 40.

The height of the shower pipe 21 is higher than the height of the central axis of the inner cylinder 30, and a large shower range can be obtained.

The output end of the spray liquid inlet pipe 50 is connected with the input end of the spray pipe 21 through the connecting part 22, and the input end of the spray liquid inlet pipe 50 is arranged to be connected with an external liquid source when liquid needs to be input. The spray feed 50 is connected to the wash feed 100, thereby enabling the spray feed 50 to be connected to an external liquid source. The shower inlet pipe 50 is further provided with a valve 90 (in this embodiment, the valve 90 is a solenoid valve for preventing external water from entering the shower inlet pipe 50 and the shower circulation pipe 60 when external water is not required to be introduced).

The input end of the spray circulation pipe 60 is connected with the outer cylinder 40, and the output end of the spray circulation pipe 60 is connected with the input end of the spray pipe 21 through the connecting part 22. In this embodiment, the drum washing machine further includes a three-way bi-directional check valve 80 (the three-way bi-directional check valve 80 is configured such that a rotatable rotating plate is provided at a position between two input ends inside the three-way pipe, the rotating plate can close any one of the two input ends), the three-way bi-directional check valve 80 is provided to the shower inlet pipe 50, and an output end of the shower circulation pipe 60 is connected to the three-way bi-directional check valve 80. The three-way two-way check valve 80 can realize the switching of the circulating water and the new water inlet pipeline, and avoid the pollution caused by the circulating water entering the new water inlet pipeline.

It should be noted that the foregoing embodiments are merely illustrative of the principles of the present utility model, and not in limitation of the scope of the utility model, and that those skilled in the art can modify the above structure without departing from the principles of the present utility model so that the present utility model can be applied to more specific application scenarios, which do not deviate from the principles of the present utility model, and therefore all fall within the scope of the present utility model.

For example, in an alternative embodiment, the height of the shower pipe 21 described in the above embodiment before replacement may be replaced with a height higher than the central axis of the inner tube 30:

at least one of the shower pipes 21 has a height not higher than the height of the central axis of the inner cylinder 30 (not shown in the drawings), and a larger spray range can be obtained as compared with the prior art. Without departing from the principles of the present utility model, and thus, fall within the scope of the present utility model.

For example, in another alternative embodiment, the drum washing machine described in the above embodiment before the replacement may be replaced with a three-way bi-directional check valve 80:

instead of the three-way bi-directional check valve 80, a control valve (not shown) is provided in the spray circulation pipe 60, and switching between the circulation water and the fresh water line can be achieved as well. Without departing from the principles of the present utility model, and thus, fall within the scope of the present utility model.

For example, in another alternative embodiment, the output end of the dispenser 110 described in the above embodiment before replacement may be connected to the outer tube 40, and replaced with:

the output of the distributor 110 is connected to the input of the shower pipe 21 (not shown). Alternatively, the output end of the distributor 110 is connected to the input ends of the outer tub 40 and the shower pipe 21, respectively (not shown in the drawings). Without departing from the principles of the present utility model, and thus, fall within the scope of the present utility model.

For example, in another alternative embodiment, the shower inlet pipe 50 described in the previous embodiment may be connected to the wash inlet pipe 100, so that the shower inlet pipe 50 is connected to an external liquid source, and the above alternative is:

the spray inlet 50 is directly connected to an external liquid source (not shown). Without departing from the principles of the present utility model, and thus, fall within the scope of the present utility model.

In summary, the spray structure of the present utility model is disposed on the door of the drum washing machine, and the structural change of the inner drum and/or the outer drum is not required, so that the structural strength of the washing drum is not affected. And the spray structure can realize certain pressure gradient through the pressure regulating valve 24 of adjusting different positions, can carry the position of the different distances of input mouth of inner tube apart from the inside of inner tube with liquid, can evenly carry the washing load of inner tube with liquid on, fully improve the cleanliness factor. The water circulation spraying of the inner cylinder and the outer cylinder can be realized, the situation that the detergent is accumulated at the bottom of the outer cylinder is reduced, the detergent is fully mixed with the washing load, and the washing effect is improved.

Of course, the alternative embodiments described above, as well as the alternative and preferred embodiments, may also be used in a cross-fit manner, thereby combining new embodiments to suit more specific application scenarios.

Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.

Claims (10)

1. The spray structure for the drum washing machine comprises a door body and is characterized in that the spray structure is arranged on the door body and comprises a spray pipe, and the input end of the spray pipe is arranged to be connected with a liquid source when liquid is required to be input; the spraying structure is arranged to be capable of outputting liquid input into the spraying pipe to positions, which are different in distance from the throwing opening of the inner cylinder, of the inner cylinder of the drum washing machine.

2. The spray structure for a drum washing machine as claimed in claim 1, further comprising a coupling part, an output end of the coupling part being connected to an input end of the spray pipe, the input end of the coupling part being detachably connected to an external liquid-carrying pipe.

3. The spray structure for a drum washing machine as claimed in claim 2, further comprising a connection pipe, the spray pipes being provided with at least two, an input end of each of the spray pipes being connected with an output end of the connection pipe, an input end of the connection pipe being connected with an output end of the coupling part.

4. The spray structure for a drum washing machine as claimed in claim 1, wherein the spray pipes are provided in at least two, and the respective spray pipes are arranged in a top-down order; or,

at least two spray pipes are arranged, and each spray pipe is provided with a pressure regulating valve; or,

the spray pipes are at least two, and the pipe diameters of at least two spray pipes are different.

5. A drum washing machine, characterized in that the drum washing machine comprises a door body, an inner drum and an outer drum, and further comprises the spray structure for the drum washing machine according to any one of claims 1 to 4, wherein the spray structure is arranged on the door body.

6. The drum washing machine as claimed in claim 5, wherein the height of the shower pipe is higher than the height of the central axis of the inner tub.

7. The drum washing machine as claimed in claim 5, further comprising a spray liquid inlet pipe, an output end of the spray liquid inlet pipe being connected to an input end of the spray pipe, the input end of the spray liquid inlet pipe being configured to be connectable to an external liquid source when liquid is required to be input.

8. The drum type washing machine as claimed in claim 7, further comprising a spray circulation pipe and a pump body provided to the spray circulation pipe, wherein an input end of the spray circulation pipe is connected to the outer tub, and an output end of the spray circulation pipe is connected to an input end of the spray pipe.

9. The drum type washing machine as claimed in claim 8, further comprising a three-way bi-directional check valve provided to the spray liquid inlet pipe, an output end of the spray circulation pipe being connected to the three-way bi-directional check valve; and/or the number of the groups of groups,

the spraying liquid inlet pipe is also provided with a valve.

10. The drum type washing machine as claimed in claim 5, further comprising a washing liquid inlet pipe and a distributor, an input end of the distributor being connected to an output end of the washing liquid inlet pipe, an output end of the distributor being connected to an input end of the shower pipe and/or the outer tub;

the input end of the washing liquid inlet pipe is arranged to be connected with an external liquid source when liquid needs to be input.

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