WO2019201114A1 - Front-loading washer and spray system thereof - Google Patents

Front-loading washer and spray system thereof Download PDF

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Publication number
WO2019201114A1
WO2019201114A1 PCT/CN2019/081880 CN2019081880W WO2019201114A1 WO 2019201114 A1 WO2019201114 A1 WO 2019201114A1 CN 2019081880 W CN2019081880 W CN 2019081880W WO 2019201114 A1 WO2019201114 A1 WO 2019201114A1
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WO
WIPO (PCT)
Prior art keywords
water
washing machine
nozzles
drum washing
nozzle
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PCT/CN2019/081880
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French (fr)
Chinese (zh)
Inventor
吕佩师
许升
赵志强
赵新宇
Original Assignee
青岛海尔滚筒洗衣机有限公司
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Publication of WO2019201114A1 publication Critical patent/WO2019201114A1/en

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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • D06F39/085—Arrangements or adaptations of pumps
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F21/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement 
    • D06F21/02—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement  about a horizontal axis
    • D06F21/04—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement  about a horizontal axis within an enclosing receptacle
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements

Definitions

  • the invention belongs to the field of household appliances, and particularly provides a drum washing machine and a spraying system thereof.
  • the existing drum washing machine originates from Europe, and mainly includes a box body, an outer tube and an inner tube from the outside to the inside.
  • the working principle of the drum washing machine is similar to that of the hammer hammer hitting the clothes.
  • the inner cylinder rotates under the driving of the driving motor.
  • the laundry is continuously lifted and lowered in the drum, and then lifted and then dropped, and repeated motion is performed.
  • the clothes are washed cleaned by the combination of washing powder and water.
  • drum washing machines are also provided with a circulating spray device.
  • a drum type washing machine disclosed in the patent document of the publication No. CN102482834B in which a circulation path is provided, one end of the circulation path leads to a bottom end of a water tank (outer tube), and the other end of the circulation path leads to a water tank opening Multiple outlets on the edge.
  • the circulation path can supply wash water from the bottom end of the water tank to the plurality of discharge ports, and then into the drum (inner cylinder) to circulate the laundry.
  • the drum type washing machine disclosed in the patent document of the publication No. CN102482834B has a strong cleaning ability for clothes
  • the water tank provided with a plurality of discharge ports has a complicated structure and a high production cost.
  • the present invention provides a spray for a drum washing machine.
  • a washing system comprising a tank body, an outer cylinder fixedly disposed in the tank body, and an inner cylinder rotatably disposed in the outer cylinder, the sprinkling system comprising a circulation pump, a plurality of branch pipes, and a plurality of nozzles; a water inlet of the circulation pump leads into the outer cylinder, a water outlet of the circulation pump is connected to a water inlet of the plurality of branch pipes; and the plurality of nozzles are disposed in the outer cylinder Near the front end, and each of the nozzles is in communication with the circulation pump through one of the branch pipes; wherein each of the nozzles includes a water retaining structure disposed on a body thereof, the cycle during operation The pump sends a washing water pump in the outer cylinder
  • the water retaining structure is disposed at a water outlet end of the nozzle, and the water outlet of the nozzle is formed into a flat shape.
  • each of the nozzles is provided with a positioning structure on the main body, and the nozzle is fixed near the front end of the outer cylinder by the positioning structure, and the nozzle is discharged.
  • the nozzle points to the inner cylinder.
  • the positioning structure is a positioning protrusion provided on the main body.
  • the plurality of nozzles are disposed on the sealing window mat, wherein the sealing window mat is disposed between the tank and the outer cylinder.
  • the plurality of nozzles pass through the sealing window mat and are sealingly connected to the sealing window mat; and/or the plurality of nozzles along the sealing window mat Circumferential spacing is set.
  • the spray system further includes a pressure equalizer disposed on the tank or the outer cylinder and including a water inlet and a plurality of water outlets.
  • the water outlet of the circulation pump is in communication with the water inlet of the pressure equalizer, and each of the nozzles communicates with a water outlet of the pressure equalizer through one of the branch pipes.
  • the spray system further includes an outlet pipe, and two ends of the outlet pipe are respectively connected to the water outlet of the circulation pump and the water inlet of the pressure equalizer.
  • the water outlet of the circulation pump is also in communication with a drain pipe of the drum washing machine, and the water outlet pipe is provided with a first cutoff for selectively opening or closing the water outlet pipe.
  • a valve the drain pipe being provided with a second shutoff valve for selectively opening or closing the drain pipe; and/or the spray system further comprising a three-way valve, the water outlet of the circulation pump being by means of the three A valve is selectively in communication with the outlet pipe or the drain.
  • the present invention provides a drum washing machine comprising the shower system of any of the above preferred embodiments of the spray system.
  • the drum washing machine of the present invention is compared with the drum type washing machine disclosed in the patent document of the publication No. CN102482834B, by providing the nozzle on the sealing window mat. Not only is the nozzle mounting structure simpler, but it does not require modifications to the outer cylinder structure. The design of the production mold and the manufacturing process for the outer cylinder is avoided, and the manufacturing cost of the outer cylinder is reduced. Further, the present invention also distributes the washing water pumped by the circulation pump to each nozzle in an equal amount by a pressure equalizer disposed between the circulation pump and the plurality of nozzles, thereby enabling all the nozzles to form a circular water curtain spray. The shower effect makes the clothes in the inner cylinder get better spray, which optimizes the washing effect of the washing machine.
  • each nozzle is provided with a water retaining structure, so that the water outlet of the nozzle is formed in a flat shape, so that the nozzle sprays the washing water in a waterfall shape.
  • Figure 1 is an internal structural view of a drum washing machine of the present invention
  • Figure 2 is a cross-sectional view of Figure 1 taken along the line A-A;
  • Figure 3 is an enlarged view of a portion B of Figure 2;
  • Figure 4 is a schematic view showing the spray effect of the drum washing machine of the present invention.
  • Figure 5 is a side view of the nozzle of the present invention.
  • Figure 6 is a cross-sectional view of Figure 5 taken along the line C-C.
  • connection is disassembled or connected integrally; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and may be internal communication between the two elements.
  • connection is disassembled or connected integrally; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and may be internal communication between the two elements.
  • the drum washing machine of the present invention mainly comprises a casing 1, an outer cylinder 2, an inner cylinder 3, a door body 4, a sealing window mat 5, a drain pump 6, and a drain pipe 7.
  • the outer cylinder 2 is fixedly disposed in the casing 1
  • the inner cylinder 3 is rotatably disposed in the outer cylinder 2
  • the sealing window mat 5 is disposed between the casing 1 and the outer cylinder 2.
  • the drain pump 6 and the drain pipe 7 are both disposed in the tank 1, and the water inlet of the drain pump 6 is connected to the inner bottom of the outer cylinder 2, the water outlet of the drain pump 6 is connected to one end of the drain pipe 7, and the drain pipe 7 is additionally connected.
  • One end leads to the outside world.
  • the drain pump 6 can discharge the washing water in the outer cylinder 2 through the drain pipe 7.
  • the front end of the casing 1 (the left side of the casing 1 in FIG. 1) is provided with a tank mouth (not shown), and the front end of the outer cylinder 2 (the left side of the outer cylinder 2 in FIG. 1)
  • the outer cylinder mouth (not shown) is provided, and the front end of the inner cylinder 3 (the left side of the inner cylinder 3 in Fig. 1) is provided with an inner cylinder mouth (not shown).
  • One end of the sealing window mat 5 is sealingly connected to the edge of the outer cylinder opening, and the other end of the sealing window mat 5 is sealingly connected to the edge of the inner cylinder opening.
  • the door body 4 is pivotally disposed on the casing 1, and the door body can be closed when the door body 4 is closed to prevent the washing water in the outer cylinder 2 from overflowing from the tank body.
  • the drum washing machine of the present invention further includes a sprinkler system that mainly includes a circulation pump 8, an outlet pipe 9, a pressure equalizer 10, a plurality of branch pipes 11, and a plurality of nozzles 12.
  • the circulation pump 8 is preferably arranged in the housing 1 and is fixedly connected to the housing 1 .
  • the person skilled in the art can also fixedly connect the circulation pump 8 to the outer cylinder 1 as needed.
  • the water inlet of the circulation pump 8 is passed to the inside of the outer cylinder 2, and preferably, the water inlet of the circulation pump 8 is connected to the bottom end of the outer cylinder 2 through the inlet pipe.
  • the person skilled in the art can also connect the inlet pipe to any position of the outer cylinder 2 under the condition that the inlet pipe is located below the liquid level in the outer cylinder 2 as needed.
  • the water outlet of the circulation pump 8 is communicated through the water outlet 9 and the water inlet of the pressure equalizer 10.
  • those skilled in the art can also omit the water outlet pipe 9 as needed to directly connect the water outlet of the circulation pump 8 with the water inlet of the pressure equalizer 10.
  • the pressure equalizer 10 is preferably disposed within the housing 1 and is fixedly coupled to the housing 1 (e.g., the inner side wall of the housing 1).
  • the voltage equalizer 10 fixedly connected to the casing 1 by any feasible connection manner as needed.
  • a snap-fit structure or a fixed structure is provided on the pressure equalizer 10, by which the pressure equalizer 10 is fixed to the case 1.
  • the person skilled in the art can also fixedly connect the pressure equalizer 10 to the outer cylinder 1 as needed.
  • the pressure equalizer 10 includes a plurality of water outlets (not shown). Each of the water outlets of the pressure equalizer 10 is in communication with a nozzle 12 through a branch pipe 11.
  • those skilled in the art can make the pressure equalizer 10 have a spare water outlet as needed to ensure that each nozzle 12 is in communication with a water outlet of the pressure equalizer 10.
  • the circulation pump 8 supplies the washing water pump in the outer cylinder 2 to the pressure equalizer 10, and the pressure equalizer 10 is equally distributed through the plurality of branch pipes 11.
  • a plurality of nozzles 12 are given.
  • a plurality of nozzles 12 spray wash water into the inner cylinder 3 to wash the laundry.
  • the pressure equalizer 10 distributes the wash water to the plurality of nozzles 12 in equal amounts so that the water pressure of each of the nozzles 12 is uniform, and the amount of water discharged is uniform, so that the plurality of nozzles 12 can
  • the wash water is formed into an annular water curtain and uniformly sprayed into the inner cylinder 3.
  • the voltage equalizer is a component well known to those skilled in the art, it will not be described too much here.
  • a plurality of nozzles 12 are disposed on the sealing window mat 5 at equal intervals around the circumferential direction of the outer tub 2.
  • the skilled artisan can also provide a plurality of nozzles 12 on the sealing window mat 5 at different intervals as needed.
  • all the nozzles 12 pass through the sealing window mat 5 and are both sealedly connected with the sealing window mat 5 to prevent the washing water in the outer tub 2 from leaking.
  • the connection between the nozzle 12 and the sealing window mat 5 can also position the nozzle 12.
  • a person skilled in the art can also arrange a plurality of nozzles 12 at any position near the front end of the outer cylinder 2 as needed, for example, a plurality of nozzles 12 are disposed inside the door body 4, and a plurality of nozzles 12 are disposed at the outer cylinder mouth. At the edge.
  • each branch pipe 11 has a flexible telescopic joint structure so that all of the nozzles 12 can accommodate the vibration of the sealing window mat 5.
  • the person skilled in the art can also set the branch pipe 11 as a flexible pipe as needed.
  • those skilled in the art can also make the inner diameter of the branch pipe remote from the circulation pump 8 larger than the inner diameter of the branch pipe close to the circulation pump 8 as needed, so that the flow rates of all the nozzles 12 are substantially uniform.
  • each of the nozzles 12 is directed to the inner cylinder 3 so that water ejected from the nozzles 12 can fall into the inner cylinder 3 to spray the laundry.
  • a person skilled in the art can also make the nozzle 12 point to the door body 4 under the premise that the plurality of nozzles 12 can spray the washing water into the inner cylinder 3, and then make the washing water by the reflection of the door body 4. The spray enters the inner cylinder 3.
  • each of the nozzles 12 is provided to be capable of ejecting a fan-shaped water flow or a waterfall-like water flow.
  • each of the nozzles 12 includes a main body 121, a water retaining structure 122, and a positioning projection 123.
  • the water retaining structure 122 is disposed at the water outlet end of the nozzle 12, that is, the lower end of the body 121 shown in FIGS. 5 and 6.
  • the water retaining structure 122 is disposed such that it forms a flat shape with the water outlet between the body 121 so that the nozzle 12 can eject a fan-shaped water flow or a waterfall-like water flow.
  • the flat shape is preferably a trumpet flat shape or a figure eight flat shape.
  • the person skilled in the art can appropriately adjust the water retaining structure 122 as needed, and set the water outlet of the nozzle 12 to any other feasible shape, for example, a honeycomb. Shape, round hole shape, triangular shape.
  • the locating projections 123 are disposed on the body 121 for circumferentially securing the nozzle 12 such that the water outlet of the nozzle 12 is directed toward the inner barrel.
  • the person skilled in the art can also set the positioning protrusion 123 as any other form of positioning structure, such as a groove, as needed.
  • drain pump 6 and/or the circulation pump 8 of the present invention may be any feasible pump such as a gear pump, a vane pump, a peristaltic pump, a centrifugal pump or the like.
  • the drain pump 6 and the circulation pump 8 can be replaced by one pump.
  • the drain pump 6 is omitted, the water outlet of the circulation pump 8 is communicated with the outlet pipe 9 and the drain pipe 7, respectively, and the outlet pipe 9 is provided with a first shut-off valve for selectively opening or closing it.
  • the drain pipe 7 is configured with a second shutoff valve for selectively opening or closing it.
  • the drain pump 6 is omitted, and a three-way valve is provided for the water outlet of the circulation pump 8, so that the water outlet of the circulation pump 8 can be selectively communicated with the water outlet pipe 9 or the drain pipe 7 by means of the three-way valve.
  • a three-way valve is provided for the water outlet of the circulation pump 8, so that the water outlet of the circulation pump 8 can be selectively communicated with the water outlet pipe 9 or the drain pipe 7 by means of the three-way valve.
  • those skilled in the art can also enable the three-way valve to simultaneously block the communication between the circulation pump 8 and the outlet pipe 9 and the communication between the circulation pump 8 and the drain pipe 7 as needed.
  • the sprinkler system of the present invention ensures that the clothes in the inner cylinder 3 are effectively sprayed, and the nozzles 12 are all disposed on the sealing window mat 5, which not only has a convenient installation structure, but also makes the outer cylinder 2 Maintain the original structure and reduce the production cost of the drum washing machine. Further, the present invention also distributes the washing water pumped by the circulation pump 8 to each of the nozzles 12 by the pressure equalizer 10 disposed between the circulation pump 8 and the plurality of nozzles 12, thereby enabling all the nozzles 12 to be enabled. The annular water curtain spraying effect is formed, so that the laundry in the inner cylinder 3 is better sprayed, and the washing effect of the washing machine is optimized.

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  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Abstract

A front-loading washer and a spray system thereof solve the problem of the complex mounting structure of a spray device of a front-loading washer having a circulating spray function and the high manufacturing cost thereof. The spray system comprises a circulating pump (8), a pressure equalizer (10), a plurality of branch tubes (11) and a plurality of nozzles (12). The circulating pump (8) and the pressure equalizer (10) are disposed on the machine body (1). A water inlet port of the circulating pump (8) is connected to an outer drum (2), and a water outlet port thereof is in communication with the plurality of nozzles (12) respectively by means of the pressure equalizer (10). Each nozzle (12) comprises a baffle structure (122) disposed on a main body (121) thereof. When in operation, the circulating pump (8) pumps the wash water in the outer drum (2) to the pressure equalizer (10). The pressure equalizer (10) distributes the wash water equally to each nozzle (12), and the nozzle (12) sprays the wash water into an inner drum (3) such that the water is delivered in the form of a waterfall by means of the baffle structure (122). The nozzle (12) of the spray system has a simple mounting structure, thereby retaining the original structure of the outer drum (2) and having a low manufacturing cost.

Description

滚筒洗衣机及其喷淋***Drum washing machine and its sprinkler system 技术领域Technical field
本发明属于家用电器领域，具体提供一种滚筒洗衣机及其喷淋***。The invention belongs to the field of household appliances, and particularly provides a drum washing machine and a spraying system thereof.
背景技术Background technique
现有滚筒洗衣机发源于欧洲，其由外至内主要包括箱体、外筒和内筒。滚筒洗衣机的工作方式与棒锤击打衣物原理类似。工作时，内筒在驱动电机的带动下转动。随着内筒的转动，衣物在滚筒中不断地被提升摔下，再提升再摔下，做重复运动。在洗衣粉和水的共同作用下，衣物被洗涤干净。The existing drum washing machine originates from Europe, and mainly includes a box body, an outer tube and an inner tube from the outside to the inside. The working principle of the drum washing machine is similar to that of the hammer hammer hitting the clothes. When working, the inner cylinder rotates under the driving of the driving motor. As the inner cylinder rotates, the laundry is continuously lifted and lowered in the drum, and then lifted and then dropped, and repeated motion is performed. The clothes are washed cleaned by the combination of washing powder and water.
为了提高水流冲洗和漂洗衣物的效果，有的滚筒洗衣机还设置有循环喷淋装置。如公开号为CN102482834B的专利文献中公开的滚筒式洗衣机，其内设置有循环路径，该循环路径的一端通向水槽(外筒)的底端，该循环路径的另一端通向设置在水槽开口边缘的多个喷出口。循环路径能够从水槽的底端将洗涤水供给所述多个喷出口，进而喷进滚筒(内筒)中，对衣物进行循环冲洗。In order to improve the effect of water flushing and rinsing, some drum washing machines are also provided with a circulating spray device. A drum type washing machine disclosed in the patent document of the publication No. CN102482834B, in which a circulation path is provided, one end of the circulation path leads to a bottom end of a water tank (outer tube), and the other end of the circulation path leads to a water tank opening Multiple outlets on the edge. The circulation path can supply wash water from the bottom end of the water tank to the plurality of discharge ports, and then into the drum (inner cylinder) to circulate the laundry.
虽然公开号为CN102482834B的专利文献中公开的滚筒式洗衣机对衣物的清洁能力较强，但是其设置有多个喷出口的水槽结构复杂，生产成本较高。Although the drum type washing machine disclosed in the patent document of the publication No. CN102482834B has a strong cleaning ability for clothes, the water tank provided with a plurality of discharge ports has a complicated structure and a high production cost.
相应地，本领域需要一种新的滚筒洗衣机来解决上述问题。Accordingly, there is a need in the art for a new drum washing machine to solve the above problems.
发明内容Summary of the invention
为了解决现有技术中的上述问题，即为了解决现有具有循环喷淋功能的滚筒洗衣机的喷淋装置安装结构复杂、生产成本较高的问题，本发明提供了一种用于滚筒洗衣机的喷淋***，所述滚筒洗衣机包括箱体、固定设置在所述箱体中的外筒和可转动地设置在所述外筒中的内筒，所述喷淋***包括循环泵、多根分支管和多个喷嘴；所述循环泵的进水口通向所述外筒内，所述循环泵的出水口与所述多根分支管的进水口连通；所述多个喷嘴都设置在所述外筒的前端附近，并且每一个所述喷嘴 分别通过一根所述分支管与所述循环泵连通；其中，每一个所述喷嘴都包括设置在其主体上的挡水结构，工作时，所述循环泵经由所述多根分支管将所述外筒中的洗涤水泵送给所述喷嘴，所述喷嘴通过所述挡水结构将洗涤水呈瀑布状喷射到所述内筒中。In order to solve the above problems in the prior art, in order to solve the problem that the spray device of the existing drum washing machine having the circulating spray function has a complicated installation structure and high production cost, the present invention provides a spray for a drum washing machine. a washing system comprising a tank body, an outer cylinder fixedly disposed in the tank body, and an inner cylinder rotatably disposed in the outer cylinder, the sprinkling system comprising a circulation pump, a plurality of branch pipes, and a plurality of nozzles; a water inlet of the circulation pump leads into the outer cylinder, a water outlet of the circulation pump is connected to a water inlet of the plurality of branch pipes; and the plurality of nozzles are disposed in the outer cylinder Near the front end, and each of the nozzles is in communication with the circulation pump through one of the branch pipes; wherein each of the nozzles includes a water retaining structure disposed on a body thereof, the cycle during operation The pump sends a washing water pump in the outer cylinder to the nozzle via the plurality of branch pipes, and the nozzle sprays the washing water into the inner cylinder in a waterfall shape through the water retaining structure.
在上述喷淋***的优选技术方案中，所述挡水结构设置在所述喷嘴的出水端，并使所述喷嘴的出水口形成扁平状。In a preferred embodiment of the above spray system, the water retaining structure is disposed at a water outlet end of the nozzle, and the water outlet of the nozzle is formed into a flat shape.
在上述喷淋***的优选技术方案中，每一个所述喷嘴的主体上都设置有定位结构，所述喷嘴借助所述定位结构固定在所述外筒的前端附近，并使所述喷嘴的出水口指向所述内筒。In a preferred embodiment of the above spray system, each of the nozzles is provided with a positioning structure on the main body, and the nozzle is fixed near the front end of the outer cylinder by the positioning structure, and the nozzle is discharged. The nozzle points to the inner cylinder.
在上述喷淋***的优选技术方案中，所述定位结构是设置在所述主体上的定位凸起。In a preferred embodiment of the above spray system, the positioning structure is a positioning protrusion provided on the main body.
在上述喷淋***的优选技术方案中，所述多个喷嘴都设置在密封窗垫上，其中，所述密封窗垫设置在所述箱体与所述外筒之间。In a preferred embodiment of the above spray system, the plurality of nozzles are disposed on the sealing window mat, wherein the sealing window mat is disposed between the tank and the outer cylinder.
在上述喷淋***的优选技术方案中，所述多个喷嘴都穿过所述密封窗垫并与所述密封窗垫密封连接；并且/或者，所述多个喷嘴沿所述密封窗垫的周向等间距设置。In a preferred embodiment of the above spray system, the plurality of nozzles pass through the sealing window mat and are sealingly connected to the sealing window mat; and/or the plurality of nozzles along the sealing window mat Circumferential spacing is set.
在上述喷淋***的优选技术方案中，所述喷淋***还包括均压器，所述均压器设置在所述箱体或所述外筒上并且包括一个进水口和多个出水口，所述循环泵的出水口与所述均压器的进水口连通，每一个所述喷嘴分别通过一根所述分支管与所述均压器的一个出水口连通。In a preferred embodiment of the above spray system, the spray system further includes a pressure equalizer disposed on the tank or the outer cylinder and including a water inlet and a plurality of water outlets. The water outlet of the circulation pump is in communication with the water inlet of the pressure equalizer, and each of the nozzles communicates with a water outlet of the pressure equalizer through one of the branch pipes.
在上述喷淋***的优选技术方案中，所述喷淋***还包括出水管，所述出水管的两端分别与所述循环泵的出水口和所述均压器的进水口连通。In a preferred embodiment of the above spray system, the spray system further includes an outlet pipe, and two ends of the outlet pipe are respectively connected to the water outlet of the circulation pump and the water inlet of the pressure equalizer.
在上述喷淋***的优选技术方案中，所述循环泵的出水口还与所述滚筒洗衣机的排水管连通，所述出水管配置有用于选择性地开启或关闭所述出水管的第一截止阀，所述排水管配置有用于选择性地开启或关闭所述排水管的第二截止阀；并且/或者所述喷淋***还包括三通阀，所述循环泵的出水口借助所述三通阀选择性地与所述出水管或所述排水管连通。In a preferred embodiment of the above spray system, the water outlet of the circulation pump is also in communication with a drain pipe of the drum washing machine, and the water outlet pipe is provided with a first cutoff for selectively opening or closing the water outlet pipe. a valve, the drain pipe being provided with a second shutoff valve for selectively opening or closing the drain pipe; and/or the spray system further comprising a three-way valve, the water outlet of the circulation pump being by means of the three A valve is selectively in communication with the outlet pipe or the drain.
此外，本发明还提供了一种滚筒洗衣机，所述滚筒洗衣机包括上述喷淋***的优选技术方案中任一项所述的喷淋***。Furthermore, the present invention provides a drum washing machine comprising the shower system of any of the above preferred embodiments of the spray system.
本领域技术人员能够理解的是，在本发明的优选技术方案中，通过将喷嘴设置在密封窗垫上，使得本发明的滚筒洗衣机与公开号为CN102482834B的专利文献中公开的滚筒式洗衣机相比，不仅喷嘴的安装结构更加简单，而且不需要对外筒结构进行改动。避免了为外筒再单独设计生产模具和制造工艺，降低了外筒的制造成本。进一步，本发明还通过设置在循环泵和多个喷嘴之间的均压器，将循环泵泵送的洗涤水等量地分配给每一个喷嘴，进而使所有的喷嘴能够形成环形的水幕喷淋效果，使内筒中的衣物得到更好的喷淋，优化了洗衣机的洗涤效果。It will be understood by those skilled in the art that, in a preferred embodiment of the present invention, the drum washing machine of the present invention is compared with the drum type washing machine disclosed in the patent document of the publication No. CN102482834B, by providing the nozzle on the sealing window mat. Not only is the nozzle mounting structure simpler, but it does not require modifications to the outer cylinder structure. The design of the production mold and the manufacturing process for the outer cylinder is avoided, and the manufacturing cost of the outer cylinder is reduced. Further, the present invention also distributes the washing water pumped by the circulation pump to each nozzle in an equal amount by a pressure equalizer disposed between the circulation pump and the plurality of nozzles, thereby enabling all the nozzles to form a circular water curtain spray. The shower effect makes the clothes in the inner cylinder get better spray, which optimizes the washing effect of the washing machine.
其中，每一个喷嘴的出水端都设置有挡水结构，使喷嘴的出水口形成扁平状，以便喷嘴将洗涤水呈瀑布状喷出。Wherein, the water outlet end of each nozzle is provided with a water retaining structure, so that the water outlet of the nozzle is formed in a flat shape, so that the nozzle sprays the washing water in a waterfall shape.
附图说明DRAWINGS
下面参照附图来描述本发明的优选实施方式，附图中：DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings in which:
图1是本发明的滚筒洗衣机的内部结构图；Figure 1 is an internal structural view of a drum washing machine of the present invention;
图2是图1沿A-A方向的剖视图；Figure 2 is a cross-sectional view of Figure 1 taken along the line A-A;
图3是图2中B部的放大图；Figure 3 is an enlarged view of a portion B of Figure 2;
图4是本发明的滚筒洗衣机的喷淋效果示意图；Figure 4 is a schematic view showing the spray effect of the drum washing machine of the present invention;
图5是本发明的喷嘴的侧视图；Figure 5 is a side view of the nozzle of the present invention;
图6是图5沿C-C方向的剖视图。Figure 6 is a cross-sectional view of Figure 5 taken along the line C-C.
附图标记列表：List of reference signs:
1、箱体；2、外筒；3、内筒；4、门体；5、密封窗垫；6、排水泵；7、排水管；8、循环泵；9、出水管；10、均压器；11、分支管；12、喷嘴；121、主体；122、挡水结构；123、定位凸起。1. Box body; 2. Outer tube; 3, inner tube; 4. Door body; 5. Sealed window mat; 6. Drain pump; 7. Drain pipe; 8. Circulating pump; 9. Outlet pipe; 11; branch pipe; 12, nozzle; 121, main body; 122, water retaining structure; 123, positioning protrusion.
具体实施方式detailed description
本领域技术人员应当理解的是，本节实施方式仅仅用于解释本发明的技术原理，并非用于限制本发明的保护范围。例如，虽然本发明是以具有扁平结构的喷嘴来进行说明的，但是本发明的喷嘴还可以是其他任意结构形式的喷嘴。本领域技术人员可以根据需要对其作出调整，以便适应具体的应用场合，调整后的技术方案仍将落入本发明的保护范围。It should be understood by those skilled in the art that the embodiments of the present invention are merely used to explain the technical principles of the present invention and are not intended to limit the scope of the present invention. For example, although the invention has been described in terms of a nozzle having a flat configuration, the nozzle of the present invention may be a nozzle of any other configuration. Those skilled in the art can adjust it as needed to adapt to a specific application, and the adjusted technical solution will still fall within the protection scope of the present invention.
还需要说明的是，在本发明的描述中，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域技术人员而言，可根据具体情况理解上述术语在本发明中的具体含义。It should also be noted that in the description of the present invention, the terms "installation", "connected", and "connected" are to be understood broadly, and may be, for example, a fixed connection or a The connection is disassembled or connected integrally; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and may be internal communication between the two elements. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.
如图1和图2所示，本发明的滚筒洗衣机主要包括箱体1、外筒2、内筒3、门体4、密封窗垫5、排水泵6和排水管7。其中，外筒2固定地设置在箱体1内，内筒3可转动地设置在外筒2中，密封窗垫5设置在箱体1和外筒2之间。排水泵6和排水管7都设置在箱体1内，并且排水泵6的进水口通向外筒2的内底部，排水泵6的出水口与排水管7的一端连接，排水管7的另一端通向外界。排水泵6能够将外筒2内的洗涤水通过排水管7排出。As shown in FIGS. 1 and 2, the drum washing machine of the present invention mainly comprises a casing 1, an outer cylinder 2, an inner cylinder 3, a door body 4, a sealing window mat 5, a drain pump 6, and a drain pipe 7. The outer cylinder 2 is fixedly disposed in the casing 1, the inner cylinder 3 is rotatably disposed in the outer cylinder 2, and the sealing window mat 5 is disposed between the casing 1 and the outer cylinder 2. The drain pump 6 and the drain pipe 7 are both disposed in the tank 1, and the water inlet of the drain pump 6 is connected to the inner bottom of the outer cylinder 2, the water outlet of the drain pump 6 is connected to one end of the drain pipe 7, and the drain pipe 7 is additionally connected. One end leads to the outside world. The drain pump 6 can discharge the washing water in the outer cylinder 2 through the drain pipe 7.
此外，本领域技术人员能够理解的是，在排水管7的每个部位都低于外筒2的内底端时，本领域技术人员还可以根据需要，省去排水泵6，将排水泵6替换成截止阀。当滚筒洗衣机需要排水时，打开该截止阀，使外筒2中的洗涤水在自身重力的作用下从排水管7自动排出。In addition, those skilled in the art can understand that when each portion of the drain pipe 7 is lower than the inner bottom end of the outer cylinder 2, those skilled in the art can also omit the drain pump 6 and drain the pump 6 as needed. Replace with a shut-off valve. When the drum washing machine needs to drain, the shut-off valve is opened, so that the washing water in the outer cylinder 2 is automatically discharged from the drain pipe 7 by its own gravity.
继续参阅图1和图2，箱体1的前端(图1中箱体1的左侧)设置有箱体口(图中未标示)，外筒2的前端(图1中外筒2的左侧)设置有外筒口(图中未标示)，内筒3的前端(图1中内筒3的左侧)设置有内筒口(图中未标示)。密封窗垫5的一端与外筒口的边缘密封连接，密封窗垫5的另一端与内筒口的边缘密封连接。门体4枢转地设置在箱体1上，并且门体4关闭时能够封闭所述箱体口，防止外筒2中的洗涤水从箱体口溢出。1 and 2, the front end of the casing 1 (the left side of the casing 1 in FIG. 1) is provided with a tank mouth (not shown), and the front end of the outer cylinder 2 (the left side of the outer cylinder 2 in FIG. 1) The outer cylinder mouth (not shown) is provided, and the front end of the inner cylinder 3 (the left side of the inner cylinder 3 in Fig. 1) is provided with an inner cylinder mouth (not shown). One end of the sealing window mat 5 is sealingly connected to the edge of the outer cylinder opening, and the other end of the sealing window mat 5 is sealingly connected to the edge of the inner cylinder opening. The door body 4 is pivotally disposed on the casing 1, and the door body can be closed when the door body 4 is closed to prevent the washing water in the outer cylinder 2 from overflowing from the tank body.
继续参阅图1和图2，本发明的滚筒洗衣机还包括喷淋***，该喷淋***主要包括循环泵8、出水管9、均压器10、多根分支管11和多个喷嘴12。其中，循环泵8优选地设置在箱体1内且与箱体1固定连接。或者本领域技术人员也可以根据需要，使循环泵8与外筒1固定连接。循环泵8的进水口通向外筒2的内部，优选地，循环泵8的进水口通过进水管与外筒2的底端连接。或者本领域技术人员也可以根据需要，在保证该进水管位于外筒2内液面以下的情况下，可以将进水管连接到外筒2的任意位置。循环泵8的出水口通过出水管9和均压器10的进水 口连通。或者，本领域技术人员也可以根据需要，省去出水管9，使循环泵8的出水口与均压器10的进水口直接连通。1 and 2, the drum washing machine of the present invention further includes a sprinkler system that mainly includes a circulation pump 8, an outlet pipe 9, a pressure equalizer 10, a plurality of branch pipes 11, and a plurality of nozzles 12. The circulation pump 8 is preferably arranged in the housing 1 and is fixedly connected to the housing 1 . Alternatively, the person skilled in the art can also fixedly connect the circulation pump 8 to the outer cylinder 1 as needed. The water inlet of the circulation pump 8 is passed to the inside of the outer cylinder 2, and preferably, the water inlet of the circulation pump 8 is connected to the bottom end of the outer cylinder 2 through the inlet pipe. Alternatively, the person skilled in the art can also connect the inlet pipe to any position of the outer cylinder 2 under the condition that the inlet pipe is located below the liquid level in the outer cylinder 2 as needed. The water outlet of the circulation pump 8 is communicated through the water outlet 9 and the water inlet of the pressure equalizer 10. Alternatively, those skilled in the art can also omit the water outlet pipe 9 as needed to directly connect the water outlet of the circulation pump 8 with the water inlet of the pressure equalizer 10.
继续参阅图1和图2，均压器10优选地设置在箱体1内且与箱体1(例如箱体1的内侧壁)固定连接。本领域技术人员还可以根据需要，使均压器10采用任意可行的连接方式与箱体1固定连接。例如，在均压器10上设置卡接结构或固定结构，借助该卡接结构或固定结构将均压器10固定到箱体1上。或者本领域技术人员也可以根据需要，使均压器10与外筒1固定连接。均压器10包括多个出水口(图中未示出)。均压器10的每一个出水口都通过一根分支管11与一个喷嘴12连通。或者，本领域技术人员可以根据需要，在保证每一个喷嘴12都与均压器10的一个出水口连通的前提下，使均压器10还具有备用的出水口。With continued reference to Figures 1 and 2, the pressure equalizer 10 is preferably disposed within the housing 1 and is fixedly coupled to the housing 1 (e.g., the inner side wall of the housing 1). Those skilled in the art can also make the voltage equalizer 10 fixedly connected to the casing 1 by any feasible connection manner as needed. For example, a snap-fit structure or a fixed structure is provided on the pressure equalizer 10, by which the pressure equalizer 10 is fixed to the case 1. Alternatively, the person skilled in the art can also fixedly connect the pressure equalizer 10 to the outer cylinder 1 as needed. The pressure equalizer 10 includes a plurality of water outlets (not shown). Each of the water outlets of the pressure equalizer 10 is in communication with a nozzle 12 through a branch pipe 11. Alternatively, those skilled in the art can make the pressure equalizer 10 have a spare water outlet as needed to ensure that each nozzle 12 is in communication with a water outlet of the pressure equalizer 10.
本发明的喷淋***工作时，如图2中箭头所示的，循环泵8将外筒2中的洗涤水泵送给均压器10，均压器10通过多根分支管11等量地分配给多个喷嘴12。多个喷嘴12将洗涤水喷射到内筒3中冲洗衣物。当内筒3高速运转时，从喷嘴12喷出的水流能够快速穿过衣物，并在离心力和重力的作用下进入外筒2中。本领域技术人员能够理解的是，均压器10将洗涤水等量地分配给多个喷嘴12的目的是，使每个喷管12的水压一致，出水量一致，以便多个喷嘴12能够使洗涤水形成环形水幕，均匀地喷射到内筒3中。需要说明的是，由于均压器是本领域技术人员所熟知的元器件，所以此处不再做过多说明。When the sprinkler system of the present invention is in operation, as shown by the arrow in Fig. 2, the circulation pump 8 supplies the washing water pump in the outer cylinder 2 to the pressure equalizer 10, and the pressure equalizer 10 is equally distributed through the plurality of branch pipes 11. A plurality of nozzles 12 are given. A plurality of nozzles 12 spray wash water into the inner cylinder 3 to wash the laundry. When the inner cylinder 3 is operated at a high speed, the water jetted from the nozzle 12 can quickly pass through the laundry and enter the outer cylinder 2 under the action of centrifugal force and gravity. It will be understood by those skilled in the art that the pressure equalizer 10 distributes the wash water to the plurality of nozzles 12 in equal amounts so that the water pressure of each of the nozzles 12 is uniform, and the amount of water discharged is uniform, so that the plurality of nozzles 12 can The wash water is formed into an annular water curtain and uniformly sprayed into the inner cylinder 3. It should be noted that since the voltage equalizer is a component well known to those skilled in the art, it will not be described too much here.
如图1、图2和图4所示，多个喷嘴12绕外桶2的周向等间距地设置在密封窗垫5上。或者，本领技术人员也可以根据需要，将多个喷嘴12非等间距地设置在密封窗垫5上。其中，所有的喷嘴12都穿过密封窗垫5，并且都与密封窗垫5密封连接，防止外桶2中的洗涤水泄漏。同时，喷嘴12与密封窗垫5之间的连接还能够对喷嘴12起到定位作用。As shown in FIGS. 1, 2, and 4, a plurality of nozzles 12 are disposed on the sealing window mat 5 at equal intervals around the circumferential direction of the outer tub 2. Alternatively, the skilled artisan can also provide a plurality of nozzles 12 on the sealing window mat 5 at different intervals as needed. Among them, all the nozzles 12 pass through the sealing window mat 5 and are both sealedly connected with the sealing window mat 5 to prevent the washing water in the outer tub 2 from leaking. At the same time, the connection between the nozzle 12 and the sealing window mat 5 can also position the nozzle 12.
此外，本领域技术人员还可以根据需要，将多个喷嘴12设置在外筒2前端附近的任意位置，例如，将多个喷嘴12设置在门体4的内侧，将多个喷嘴12设置在外筒口的边缘处。Further, a person skilled in the art can also arrange a plurality of nozzles 12 at any position near the front end of the outer cylinder 2 as needed, for example, a plurality of nozzles 12 are disposed inside the door body 4, and a plurality of nozzles 12 are disposed at the outer cylinder mouth. At the edge.
如图1至图3所示，每一根分支管11都具有柔性的伸缩节结构，以便使所有的喷嘴12都能够适应密封窗垫5的震动。或者，本领域技术人员也可以根据需要，将分支管11设置成是柔性的管路。此外， 本领域技术人员还可以根据需要，使远离循环泵8的分支管的内径大于靠近循环泵8的分支管的内径，以便使所有喷嘴12喷出的水流大小基本一致。As shown in Figures 1 to 3, each branch pipe 11 has a flexible telescopic joint structure so that all of the nozzles 12 can accommodate the vibration of the sealing window mat 5. Alternatively, the person skilled in the art can also set the branch pipe 11 as a flexible pipe as needed. Further, those skilled in the art can also make the inner diameter of the branch pipe remote from the circulation pump 8 larger than the inner diameter of the branch pipe close to the circulation pump 8 as needed, so that the flow rates of all the nozzles 12 are substantially uniform.
如图1至图3所示，每一个喷嘴12的出水口都指向内筒3口，以便从喷嘴12喷出的水都能够落入内筒3中，对衣物进行喷淋。或者，本领域技术人员还可以根据需要，在多个喷嘴12能够将洗涤水喷向内筒3中的前提下，使喷嘴12指向门体4，然后借助门体4的反射作用，使洗涤水喷进入内筒3中。As shown in Figs. 1 to 3, the water outlet of each of the nozzles 12 is directed to the inner cylinder 3 so that water ejected from the nozzles 12 can fall into the inner cylinder 3 to spray the laundry. Alternatively, a person skilled in the art can also make the nozzle 12 point to the door body 4 under the premise that the plurality of nozzles 12 can spray the washing water into the inner cylinder 3, and then make the washing water by the reflection of the door body 4. The spray enters the inner cylinder 3.
如图4所示，为了提高喷淋***对内筒3中衣物的喷淋效果，每一个喷嘴12都设置成能够喷出扇状水流或瀑布状水流。As shown in FIG. 4, in order to improve the spraying effect of the sprinkler system on the laundry in the inner cylinder 3, each of the nozzles 12 is provided to be capable of ejecting a fan-shaped water flow or a waterfall-like water flow.
如图5和图6所示，每一个喷嘴12都包括主体121、挡水结构122和定位凸起123。其中，挡水结构122设置在喷嘴12的出水端，即图5和图6中所示主体121的下端。挡水结构122的设置使得其与主体121之间的出水口形成了扁平状，以便喷嘴12能够喷出扇状水流或瀑布状水流。其中，该扁平状优选地为喇叭形扁平状或八字形扁平状。As shown in FIGS. 5 and 6, each of the nozzles 12 includes a main body 121, a water retaining structure 122, and a positioning projection 123. Wherein, the water retaining structure 122 is disposed at the water outlet end of the nozzle 12, that is, the lower end of the body 121 shown in FIGS. 5 and 6. The water retaining structure 122 is disposed such that it forms a flat shape with the water outlet between the body 121 so that the nozzle 12 can eject a fan-shaped water flow or a waterfall-like water flow. Among them, the flat shape is preferably a trumpet flat shape or a figure eight flat shape.
此外，在保证内筒3内的衣物能够被喷淋的前提下，本领域技术人员可以根据需要，适当调整挡水结构122，将喷嘴12的出水口设置成其他任意可行的形状，例如，蜂窝状、圆孔状、三角形状。In addition, under the premise that the laundry in the inner cylinder 3 can be sprayed, the person skilled in the art can appropriately adjust the water retaining structure 122 as needed, and set the water outlet of the nozzle 12 to any other feasible shape, for example, a honeycomb. Shape, round hole shape, triangular shape.
继续参阅图5和图6，定位凸起123设置在主体121上，用于周向固定喷嘴12，使喷嘴12的出水口指向内筒口。此外，在喷嘴12能够被周向固定的前提下，本领域技术人员还可以根据需要，将定位凸起123设置为其他任意形式的定位结构，例如凹槽。With continued reference to Figures 5 and 6, the locating projections 123 are disposed on the body 121 for circumferentially securing the nozzle 12 such that the water outlet of the nozzle 12 is directed toward the inner barrel. In addition, under the premise that the nozzle 12 can be fixed in the circumferential direction, the person skilled in the art can also set the positioning protrusion 123 as any other form of positioning structure, such as a groove, as needed.
需要说明的是，本发明的排水泵6和/或循环泵8可以是任意可行的泵，例如、齿轮泵、叶片泵、蠕动泵、离心泵等。It should be noted that the drain pump 6 and/or the circulation pump 8 of the present invention may be any feasible pump such as a gear pump, a vane pump, a peristaltic pump, a centrifugal pump or the like.
本领域技术人员能够理解的是，在本发明的另一个可行的实施方案中，排水泵6和循环泵8可以被一个泵替代。作为示例一，省去排水泵6，使循环泵8的出水口分别与出水管9和排水管7连通，并且为出水管9配置用于选择性地开启或关闭其的第一截止阀，为排水管7配置用于选择性地开启或关闭其的第二截止阀。当滚筒洗衣机执行喷淋作业时，第一截止阀开启，第二截止阀关闭；当滚筒洗衣机执行排水作业时，第一截止阀关闭，第二截止阀开启。作为示例二，省去排水泵6，并为循环泵8的出水口配置一个三通阀，以便循环泵8的出水口能够借助 该三通阀选择性地与出水管9或排水管7连通。此外，本领域技术人员也可以根据需要，使三通阀能够同时阻隔循环泵8与出水管9的连通以及循环泵8与排水管7的连通。Those skilled in the art will appreciate that in another possible embodiment of the invention, the drain pump 6 and the circulation pump 8 can be replaced by one pump. As an example 1, the drain pump 6 is omitted, the water outlet of the circulation pump 8 is communicated with the outlet pipe 9 and the drain pipe 7, respectively, and the outlet pipe 9 is provided with a first shut-off valve for selectively opening or closing it. The drain pipe 7 is configured with a second shutoff valve for selectively opening or closing it. When the drum washing machine performs the spraying operation, the first shutoff valve is opened and the second shutoff valve is closed; when the drum washing machine performs the draining operation, the first shutoff valve is closed and the second shutoff valve is opened. As an example 2, the drain pump 6 is omitted, and a three-way valve is provided for the water outlet of the circulation pump 8, so that the water outlet of the circulation pump 8 can be selectively communicated with the water outlet pipe 9 or the drain pipe 7 by means of the three-way valve. Further, those skilled in the art can also enable the three-way valve to simultaneously block the communication between the circulation pump 8 and the outlet pipe 9 and the communication between the circulation pump 8 and the drain pipe 7 as needed.
综上所述，本发明的喷淋***在保证内筒3中的衣物得到有效喷淋的情况下，把喷嘴12都设置在了密封窗垫5上，不仅安装结构方便，而且还使外筒2保持了原有结构，降低了滚筒洗衣机的生产成本。进一步，本发明还通过设置在循环泵8和多个喷嘴12之间的均压器10，将循环泵8泵送的洗涤水等量地分配给每一个喷嘴12，进而使所有的喷嘴12能够形成环形的水幕喷淋效果，使内筒3中的衣物得到更好的喷淋，优化了洗衣机的洗涤效果。In summary, the sprinkler system of the present invention ensures that the clothes in the inner cylinder 3 are effectively sprayed, and the nozzles 12 are all disposed on the sealing window mat 5, which not only has a convenient installation structure, but also makes the outer cylinder 2 Maintain the original structure and reduce the production cost of the drum washing machine. Further, the present invention also distributes the washing water pumped by the circulation pump 8 to each of the nozzles 12 by the pressure equalizer 10 disposed between the circulation pump 8 and the plurality of nozzles 12, thereby enabling all the nozzles 12 to be enabled. The annular water curtain spraying effect is formed, so that the laundry in the inner cylinder 3 is better sprayed, and the washing effect of the washing machine is optimized.
至此，已经结合附图所示的优选实施方式描述了本发明的技术方案，但是，本领域技术人员容易理解的是，本发明的保护范围显然不局限于这些具体实施方式。在不偏离本发明的原理的前提下，本领域技术人员可以对相关技术特征作出等同的更改或替换，这些更改或替换之后的技术方案都将落入本发明的保护范围之内。Heretofore, the technical solutions of the present invention have been described in conjunction with the preferred embodiments shown in the drawings, but it is obvious to those skilled in the art that the scope of the present invention is obviously not limited to the specific embodiments. Those skilled in the art can make equivalent changes or substitutions to the related technical features without departing from the principles of the present invention, and the technical solutions after the modifications or replacements fall within the scope of the present invention.

Claims (10)

  1. 一种用于滚筒洗衣机的喷淋***，所述滚筒洗衣机包括箱体、固定设置在所述箱体中的外筒和可转动地设置在所述外筒中的内筒，A sprinkler system for a drum washing machine, the drum washing machine comprising a box body, an outer tube fixedly disposed in the box body, and an inner tube rotatably disposed in the outer tube
    其特征在于，所述喷淋***包括循环泵、多根分支管和多个喷嘴；The spraying system comprises a circulation pump, a plurality of branch pipes and a plurality of nozzles;
    所述循环泵的进水口通向所述外筒内，所述循环泵的出水口与所述多根分支管的进水口连通；The water inlet of the circulation pump is open to the outer cylinder, and the water outlet of the circulation pump is connected to the water inlet of the plurality of branch pipes;
    所述多个喷嘴都设置在所述外筒的前端附近，并且每一个所述喷嘴分别通过一根所述分支管与所述循环泵连通；The plurality of nozzles are disposed near a front end of the outer cylinder, and each of the nozzles is in communication with the circulation pump through one of the branch pipes;
    其中，每一个所述喷嘴都包括设置在其主体上的挡水结构，Wherein each of the nozzles comprises a water retaining structure disposed on the main body thereof,
    工作时，所述循环泵经由所述多根分支管将所述外筒中的洗涤水泵送给所述喷嘴，所述喷嘴通过所述挡水结构将洗涤水呈瀑布状喷射到所述内筒中。In operation, the circulation pump sends a washing water pump in the outer cylinder to the nozzle via the plurality of branch pipes, and the nozzle sprays the washing water into the inner cylinder in a waterfall shape through the water retaining structure.
  2. 根据权利要求1所述的用于滚筒洗衣机的喷淋***，其特征在于，所述挡水结构设置在所述喷嘴的出水端，并使所述喷嘴的出水口形成扁平状。A sprinkler system for a drum washing machine according to claim 1, wherein said water retaining structure is provided at a water discharge end of said nozzle, and said water outlet of said nozzle is formed in a flat shape.
  3. 根据权利要求2所述的用于滚筒洗衣机的喷淋***，其特征在于，每一个所述喷嘴的主体上都设置有定位结构，所述喷嘴借助所述定位结构固定在所述外筒的前端附近，并使所述喷嘴的出水口指向所述内筒。A shower system for a drum washing machine according to claim 2, wherein a main body of each of said nozzles is provided with a positioning structure, said nozzle being fixed to a front end of said outer cylinder by said positioning structure Nearby, and the water outlet of the nozzle is directed to the inner cylinder.
  4. 根据权利要求3所述的用于滚筒洗衣机的喷淋***，其特征在于，所述定位结构是设置在所述主体上的定位凸起。A shower system for a drum washing machine according to claim 3, wherein said positioning structure is a positioning projection provided on said main body.
  5. 根据权利要求4所述的用于滚筒洗衣机的喷淋***，其特征在于，所述多个喷嘴都设置在密封窗垫上，其中，所述密封窗垫设置在所述箱体与所述外筒之间。A shower system for a drum washing machine according to claim 4, wherein said plurality of nozzles are disposed on a sealing window pad, wherein said sealing window pad is disposed in said case and said outer tube between.
  6. 根据权利要求5所述的用于滚筒洗衣机的喷淋***，其特征在于，所述多个喷嘴都穿过所述密封窗垫并与所述密封窗垫密封连接；并且/或者，所述多个喷嘴沿所述密封窗垫的周向等间距设置。A shower system for a drum washing machine according to claim 5, wherein said plurality of nozzles pass through said sealing window mat and are sealingly connected to said sealing window mat; and/or said plurality The nozzles are disposed at equal intervals along the circumference of the sealing window mat.
  7. 根据权利要求1至6中任一项所述的用于滚筒洗衣机的喷淋***，其特征在于，所述喷淋***还包括均压器，所述均压器设置在所述箱体或所述外筒上并且包括一个进水口和多个出水口，所述循环泵的出水口与所述均压器的进水口连通，每一个所述喷嘴分别通过一根所述分支管与所述均压器的一个出水口连通。A shower system for a drum washing machine according to any one of claims 1 to 6, wherein the spray system further comprises a pressure equalizer, and the pressure equalizer is disposed in the cabinet or the cabinet On the outer cylinder and including a water inlet and a plurality of water outlets, the water outlet of the circulation pump is in communication with the water inlet of the pressure equalizer, and each of the nozzles passes through one of the branch pipes and the A water outlet of the pressure device is connected.
  8. 根据权利要求7所述的用于滚筒洗衣机的喷淋***，其特征在于，所述喷淋***还包括出水管，所述出水管的两端分别与所述循环泵的出水口和所述均压器的进水口连通。The sprinkler system for a drum washing machine according to claim 7, wherein the sprinkler system further comprises an outlet pipe, and both ends of the outlet pipe are respectively connected to the water outlet of the circulation pump and the The water inlet of the pressure device is connected.
  9. 根据权利要求7所述的用于滚筒洗衣机的喷淋***，其特征在于，所述循环泵的出水口还与所述滚筒洗衣机的排水管连通，所述出水管配置有用于选择性地开启或关闭所述出水管的第一截止阀，所述排水管配置有用于选择性地开启或关闭所述排水管的第二截止阀；并且/或者The sprinkler system for a drum washing machine according to claim 7, wherein a water outlet of the circulation pump is further connected to a drain pipe of the drum washing machine, and the water outlet pipe is configured to be selectively opened or Closing a first shutoff valve of the outlet pipe, the drain pipe being provided with a second shutoff valve for selectively opening or closing the drain pipe; and/or
    所述喷淋***还包括三通阀，所述循环泵的出水口借助所述三通阀选择性地与所述出水管或所述排水管连通。The sprinkler system further includes a three-way valve, and the water outlet of the circulation pump is selectively in communication with the outlet pipe or the drain pipe by the three-way valve.
  10. 一种滚筒洗衣机，其特征在于，所述滚筒洗衣机包括权利要求1至9中任一项所述的喷淋***。A drum washing machine, characterized in that the drum washing machine comprises the shower system according to any one of claims 1 to 9.
PCT/CN2019/081880 2018-04-16 2019-04-09 Front-loading washer and spray system thereof WO2019201114A1 (en)

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