CN213866923U

CN213866923U - Drum washing machine

Info

Publication number: CN213866923U
Application number: CN202021930378.9U
Authority: CN
Inventors: 薛威海; 王莹莹; 刘振华
Original assignee: Hisense Shandong Refrigerator Co Ltd
Current assignee: Hisense Shandong Refrigerator Co Ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-08-03
Anticipated expiration: 2030-09-07

Abstract

The utility model discloses a drum type washing machine relates to washing machine technical field, invents for solving the problem that drum type washing machine can not shorten the soaking time of clothing and wash the door body simultaneously. The utility model provides a drum type washing machine, which comprises a housin, the door body, the urceolus, the inner tube, shower and circulating pump, the preceding lateral wall of casing is equipped with the clothing and puts in the mouth, the door body is used for opening or closing clothing and puts in the mouth, the urceolus sets up in the casing, the nozzle of urceolus is put in with the clothing relatively, the inner tube rotation sets up in the urceolus, the shower sets up in the nozzle department of urceolus, the shower includes spray passage and spray opening, spray opening and spray passage intercommunication, at least partly the barrel cavity of inner tube of spray opening, at least another part of spray opening is towards the door body, the end of intaking of circulating pump communicates with the bottom of urceolus, the delivery end and the spray passage intercommunication of circulating pump, the circulating pump can carry the washing water in the urceolus and spray the passageway, so that the washing water is from spraying the mouth blowout. The utility model is used for wash the clothing.

Description

Drum washing machine

Technical Field

The utility model relates to a washing machine technical field especially relates to a drum type washing machine.

Background

The washing machine is used as a common household appliance in life of people, and can be convenient for people to wash clothes. The washing machines in the market at present mainly comprise a pulsator washing machine and a drum washing machine, wherein the pulsator washing machine has the advantages of short washing time, high cleaning rate and the like, but the water consumption is large, and the drum washing machine has the advantages of small water consumption, low wear rate of clothes and the like, but the washing time is long.

The shell of the drum washing machine is internally provided with an outer barrel, an inner barrel and a door body, the outer barrel is fixed in the shell and used for containing water and washing liquid, the inner barrel is positioned in the outer barrel and can be driven by a motor to rotate, the inner barrel is used for containing clothes, and the door body is opposite to a barrel opening of the outer barrel. The wall of the inner cylinder is provided with a through hole and a lifting rib, and water and washing liquid can enter the inner cylinder through the through hole. When the inner drum rotates, the clothes can rotate along with the inner drum under the support of the lifting ribs and fall down after reaching a certain height, so that the aim of washing the clothes is fulfilled.

In order to shorten the soaking time of the clothes, some drum washing machines also comprise a spraying system, and the spraying system is used for spraying washing water into a drum cavity of the inner drum, so that the clothes can be soaked from the upper part, the soaking speed of the clothes is accelerated, and the washing time is shortened. The drum washing machine disclosed in chinese patent publication No. CN208562852U includes an annular groove and a sealing cover plate disposed at the front end of an outer tub, the annular groove and the sealing cover plate form an annular water channel, the annular water channel is provided with a jet orifice, and washing water can enter the inner tub through the jet orifice, thereby increasing the permeation rate of the laundry and shortening the permeation time of the laundry. In the washing process, the washing liquid foam can splash to the door body, and the spraying system of the drum washing machine sprays washing water into the inner drum, so that the door body cannot be cleaned at the same time. If detergent bubbles on the door body are to be cleaned, an additional cleaning device is required, resulting in an increase in the production cost of the drum washing machine.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a drum type washing machine, this drum type washing machine's shower can reach the effect that shortens the soaking time of clothing and the washing door body simultaneously to avoid increasing in addition belt cleaning device, avoid increasing manufacturing cost.

In order to achieve the above object, the embodiments of the present invention adopt the following technical solutions:

a drum washing machine comprises a shell, a door body, an outer barrel, an inner barrel, a spraying pipe and a circulating pump, wherein a clothes throwing opening is formed in the front side wall of the shell, the door body is used for opening or closing the clothes throwing opening, the outer barrel is arranged inside the shell, a barrel opening of the outer barrel is opposite to the clothes throwing opening, the inner barrel is rotatably arranged in the outer barrel, the spraying pipe is arranged at the barrel opening of the outer barrel and comprises a spraying channel and a spraying opening, the spraying opening is communicated with the spraying channel, at least one part of the spraying opening faces to a barrel cavity of the inner barrel, at least the other part of the spraying opening faces to the door body, a water inlet end of the circulating pump is communicated with the bottom of the outer barrel, a water outlet end of the circulating pump is communicated with the spraying channel, and the circulating pump can convey washing water in the outer barrel to the spraying channel, so that the washing water is sprayed out from the spray opening.

Compared with the prior art, the roller washing machine comprises the spray pipe and the circulating pump, the spray pipe comprises a spray channel and a spray port which are communicated with each other, one part of the spray port faces the barrel cavity of the inner barrel, the other part of the spray port faces the door body, the water inlet end of the circulating pump is communicated with the bottom of the outer barrel, and the water outlet end of the circulating pump is communicated with the spray channel. When the circulating pump works, the washing water at the bottom of the outer barrel is conveyed to the spraying channel by the circulating pump and then sprayed out from the spraying port, one part of the spraying port faces the barrel cavity of the inner barrel, and the other part faces the door body, so that the washing water can be sprayed into the barrel cavity of the inner barrel and onto the door body simultaneously, and the spraying pipe of the drum washing machine can shorten the soaking time of clothes, can clean the door body again, avoids additionally increasing a cleaning device and avoids increasing the production cost.

In the embodiment of the application, the spraying port comprises a first spraying port and a second spraying port, the first spraying port faces the cylinder cavity of the inner cylinder, and the second spraying port faces the door body.

In the embodiment of the application, the included angle between the spraying channel at the first spraying opening and the vertical direction is 30-60 degrees, and the included angle between the spraying channel at the second spraying opening and the vertical direction is 30-60 degrees.

In the embodiment of the application, the first spraying openings and the second spraying openings are all multiple, and the multiple first spraying openings and the multiple second spraying openings are uniformly distributed along the circumferential direction of the outer barrel.

In the embodiment of the application, an annular front cover is arranged at the opening of the outer barrel, and the spray pipe is arranged on the rear side of the front cover.

In the embodiment of the application, the section of the spray pipe parallel to the front cover is in a fan ring shape, and the spray pipe and the front cover are arranged coaxially.

In the embodiment of the application, the central angle of the spray pipe is 120-180 degrees.

In an embodiment of the present application, the shower is located above an axis of the front cover.

In an embodiment of the present application, the shower pipe is detachably connected to the front cover.

In the embodiment of the application, a connecting pipe is arranged at the water inlet end of the spraying pipe, the water inlet end of the connecting pipe is communicated with the water outlet end of the circulating pump through a water outlet pipe, and the water outlet pipe penetrates through the cylinder wall of the outer cylinder.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic external view of a drum washing machine according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of the drum washing machine along the axis of the outer drum according to the embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a rear view of the outer tub, the front cover and the shower pipe used in the drum washing machine according to the embodiment of the present invention;

fig. 5 is a perspective view of a spray pipe and a connection pipe used in the drum washing machine according to the embodiment of the present invention;

fig. 6 is a schematic cross-sectional view of a shower pipe used in the drum washing machine according to the embodiment of the present invention.

Reference numerals:

100. a housing; 110. a laundry input port; 200. an outer cylinder; 300. an inner barrel; 400. a door body; 500. sealing the door; 600. a shower pipe; 610. a spray channel; 620. a spray port; 621. a first spray port; 622. a second spray port; 700. a front cover; 800. a connecting pipe; 900. and (5) discharging a water pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment of the utility model provides a drum type washing machine, including casing 100, urceolus 200, inner tube 300, door body 400, door seal 500 and shower 600, as shown in fig. 1, drum type washing machine's casing 100 preceding lateral wall has seted up clothing and has put in mouthful 110, and door body 400 is rotatory to be set up in clothing and puts in mouthful 110 department for open or close clothing and put in mouthful 110.

The tub 200 is fixed to the inside of the casing 100 for containing water and washing liquid, and a mouth of the tub 200 is opposite to the laundry input port 110. Generally, the outer tub 200 may be fixed to the housing 100 by a tension spring and a damper to perform a damping and buffering function, so that vibration generated when the drum washing machine washes laundry is not transmitted to the housing 100, and the housing 100 is maintained to be stable.

As shown in fig. 2, the inner tub 300 is rotatably provided inside the outer tub 200 for containing laundry, and a motor is generally connected to a rear side of the inner tub 300 for rotating the inner tub 300. The wall of the inner tub 300 is provided with a through hole and a lifting rib, water and washing liquid in the outer tub 200 can enter the inner tub 300 through the through hole, and the lifting rib can support the laundry, so that the laundry rotates along with the inner tub 300 and falls down after reaching a certain height, thereby achieving the purpose of washing the laundry.

The gate seal 500 is generally located at the opening of the tub 200, and one side of the gate seal 500 is connected to the tub 200 and the other side is connected to the door 400, thereby preventing water leakage.

As shown in fig. 3 and 6, the spray pipe 600 is disposed at the mouth of the outer tub 200, the spray pipe 600 includes a spray passage 610 and a spray opening 620, which are communicated with each other, at least one portion of the spray opening 620 faces the tub cavity of the inner tub 300, at least another portion of the spray opening 620 faces the door 400, and the washing water entering the spray passage 610 can be sprayed out through the spray opening 620, so that the water is sprayed into the tub cavity of the inner tub 300 and onto the door 400.

The circulating pump provides power for the washing water to enter the spraying channel 610, the water inlet end of the circulating pump is communicated with the bottom of the outer barrel 200, and the water outlet end of the circulating pump is communicated with the spraying channel 610, so that the washing water at the bottom of the outer barrel 200 can enter the spraying channel 610 under the driving of the circulating pump and is sprayed out through the spraying port 620.

Compared with the prior art, the drum washing machine comprises the spray pipe and the circulating pump, the spray pipe comprises a spray channel 610 and a spray port 620 which are communicated with each other, one part of the spray port 620 faces the barrel cavity of the inner barrel 300, the other part of the spray port 620 faces the door body 400, the water inlet end of the circulating pump is communicated with the bottom of the outer barrel 200, and the water outlet end of the circulating pump is communicated with the spray channel 610. When the circulating pump works, the washing water at the bottom of the outer barrel 200 is conveyed to the spraying channel 610 by the circulating pump and then sprayed out from the spraying port 620, and because one part of the spraying port 620 faces the barrel cavity of the inner barrel 300 and the other part faces the door body 400, the washing water can be sprayed into the barrel cavity of the inner barrel 300 and onto the door body 400 at the same time, so that the spraying pipe of the drum washing machine can shorten the soaking time of clothes, and can clean the door body 400, thereby avoiding the addition of a cleaning device and avoiding the increase of the production cost.

In a possible implementation manner, a portion of the spray port 620 facing the cylinder cavity of the inner cylinder 300 and a portion facing the door body 400 may be provided as a communicating structure, or may be provided as two separate structures. In order to make the washing water in the spraying channel 610 fully used for spraying the laundry and cleaning the door 400, as shown in fig. 6, the spraying port 620 includes a first spraying port 621 and a second spraying port 622, the first spraying port 621 faces the cavity of the inner tub 300, so that the washing water in the spraying channel 610 can be sprayed into the inner tub 300 through the first spraying port 621 to wet the laundry in the inner tub 300, thereby increasing the permeation speed of the laundry and shortening the permeation time of the laundry; the second spraying port 622 faces the door 400, so that the washing water in the spraying passage 610 can be sprayed onto the door 400 through the second spraying port 622 to clean the door 400. Compared with the communicated form, the first spraying port 621 and the second spraying port 622 are separated to avoid the condition that part of the washing water cannot reach the inner cylinder 300 and the door body 400 (at this time, the washing water can be sprayed to the area between the inner cylinder 300 and the door body 400), so that the washing water is completely sprayed into the inner cylinder 300 and onto the door body 400, and the utilization rate of the washing water is higher.

In some embodiments, as shown in fig. 6, the angle a between the spraying channel 610 at the first spraying port 621 and the vertical direction is 30 to 60 degrees, and the angle b between the spraying channel 610 at the second spraying port 622 and the vertical direction is 30 to 60 degrees. Compared with the condition that the included angle is less than 30 degrees, the included angle of the angle can prevent the washing water from being sprayed to the opening of the inner cylinder 300 and the lower part of the door body 400, and the spraying effect is good; compared with the condition that the included angle is larger than 60 degrees, the included angle of the angle can reduce the length of the spraying pipe 600 in the vertical direction, and the washing water is obliquely sprayed into the inner barrel 300 and the door body 400, so that the cost is saved.

In a possible implementation manner, the first spraying port 621 and the second spraying port 622 may be provided as one or more than one. In order to make the washing water can evenly spray, first spraying port 621 and second spray port 622 and be a plurality ofly, and a plurality of first spraying port 621 and a plurality of second spray port 622 all along urceolus 200's circumference evenly distributed, compare in the form of one, first spraying port 621 and second spray port 622 all set up to a plurality of forms for the washing water can spray to the barrel cavity of inner tube 300 and on the door body 400 from many places, spray the effect better.

Generally, the tub opening of the tub 200 is provided with a front cover 700 having a ring shape, and thus the shower pipe 600 may be disposed at a front side of the front cover 700, an inner edge of the front cover 700, or a rear side of the front cover 700 in a possible implementation. In order to prevent the case where the user may collide with the shower pipe 600 during the process of putting in or taking out the laundry, in some embodiments, as shown in fig. 2, the shower pipe 600 is disposed at the rear side of the front cover 700, and the shower pipe 600 is located at the rear side of the front cover 700 as compared to a form of being disposed at the front side of the front cover 700 and the inner edge of the front cover 700, so that the shower pipe 600 is protected by the front cover 700, and the laundry does not collide with the shower pipe 600 when the user puts in or takes out the laundry, thereby preventing the shower pipe 600 from being damaged.

In a possible implementation, further, the shape of the cross section of the shower 600 parallel to the front cover 700 may be a long bar shape, a fan ring shape, or the like. In order to facilitate installation of the shower pipe 600, in some embodiments, as shown in fig. 4, the section of the shower pipe 600 parallel to the front cover 700 is shaped like a sector ring, and the shower pipe 600 and the front cover 700 are coaxially arranged, so that compared with the strip shape, the sector ring-shaped shower pipe 600 is adapted to the shape of the front cover 700, and the installation is more convenient.

In some embodiments, the central angle of shower 600 is 120 degrees to 180 degrees, which allows shower 600 to have a sufficient length to spray compared to a central angle of less than 120 degrees, and allows shower 600 to spray in a wider range; the shower pipe 600 in this form already covers the entire barrel cavity of the inner barrel 300 and the entire door body 400, and compared with the case where the central angle is greater than 180 degrees, the shower pipe 600 is shorter in length, thereby avoiding an increase in production cost.

In possible implementations, the shower 600 may be located at any position of the circumference of the rear side of the front cover 700. In order to prevent debris entrained in the laundry from falling into the spray opening 620 and causing blockage of the spray opening 620, in some embodiments, as shown in fig. 2, the spray pipe 600 is located above the axis of the front cover 700, and compared to a form in which the spray pipe 600 is located below the axis, when the spray pipe 600 is located at the upper part of the tub opening of the outer tub 200, the debris entrained in the laundry does not enter the spray opening 620, and blockage of the spray opening 620 is avoided.

In possible implementations, the shower 600 may be integrally formed with the front cover 700, or the shower 600 may be separately manufactured and then the shower 600 is mounted on the front cover 700. In order to reduce the difficulty of repairing or replacing the shower pipe 600, in some embodiments, the shower pipe 600 is detachably connected to the front cover 700, and compared with the form that the shower pipe 600 and the front cover 700 are integrally formed, the shower pipe 600 and the front cover 700 are manufactured separately at the moment, when the shower pipe 600 needs to be repaired or replaced, the shower pipe 600 only needs to be detached from the front cover 700, and the shower pipe 600 is installed on the front cover 700 after the repair or replacement is completed, so that the operation is simple, and the situation that the shower pipe 600 can be repaired or replaced only by detaching the front cover 700 is avoided.

Generally, the circulation pump is installed outside the tub 200, and the shower pipe 600 is located inside the tub 200, as shown in fig. 4, the water outlet end of the circulation pump and the water inlet end of the shower pipe 600 need to be communicated through the water outlet pipe 900, and the water outlet pipe 900 is disposed through the wall of the tub 200. Further, in order to facilitate connection and installation of the shower pipe 600 and the water outlet pipe 900, in some embodiments, as shown in fig. 5, a connection pipe 800 is provided at a water inlet end of the shower pipe 600, and the connection pipe 800 may communicate with the water outlet pipe 900, thereby enabling communication between the shower pipe 600 and the circulation pump.

In the description herein, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A drum washing machine characterized by comprising:

the clothes throwing-in device comprises a shell, wherein a clothes throwing-in opening is formed in the front side wall of the shell;

the door body is used for opening or closing the clothes throwing-in opening;

the outer cylinder is arranged in the shell, and a cylinder opening of the outer cylinder is opposite to the clothes throwing opening;

the inner cylinder is rotatably arranged in the outer cylinder;

the spraying pipe is arranged at the opening of the outer barrel and comprises a spraying channel and a spraying opening, the spraying opening is communicated with the spraying channel, at least one part of the spraying opening faces the barrel cavity of the inner barrel, and at least another part of the spraying opening faces the door body;

the water inlet end of the circulating pump is communicated with the bottom of the outer barrel, the water outlet end of the circulating pump is communicated with the spraying channel, and the circulating pump can convey the washing water in the outer barrel to the spraying channel so that the washing water is sprayed out from the spraying port.

2. A drum washing machine according to claim 1, characterized in that the spraying ports comprise a first spraying port and a second spraying port, the first spraying port faces the drum cavity of the inner drum, and the second spraying port faces the door body.

3. A drum washing machine according to claim 2, characterized in that the included angle between the spray channel at the first spray opening and the vertical direction is 30-60 degrees, and the included angle between the spray channel at the second spray opening and the vertical direction is 30-60 degrees.

4. A drum washing machine according to claim 2, characterized in that the first and second spraying ports are plural, and the plural first and second spraying ports are uniformly distributed along the circumferential direction of the outer tub.

5. A drum washing machine according to claim 1, characterized in that the tub opening of the outer tub is provided with an annular front cover, and the shower pipe is provided at a rear side of the front cover.

6. A drum washing machine according to claim 5, characterized in that the cross section of the shower pipe parallel to the front cover is shaped like a sector ring, and the shower pipe is arranged coaxially with the front cover.

7. A drum washing machine according to claim 6, characterized in that the central angle of the shower pipe is 120-180 degrees.

8. A drum washing machine according to claim 5, characterized in that the shower pipe is located above the axis of the front cover.

9. A drum washing machine according to claim 5, characterized in that the shower pipe is detachably connected to the front cover.

10. A drum washing machine according to any one of claims 1-9, characterized in that the water inlet end of the shower pipe is provided with a connecting pipe, the water inlet end of the connecting pipe is communicated with the water outlet end of the circulating pump through a water outlet pipe, and the water outlet pipe is arranged through the wall of the outer drum.