CN109394107A - A kind of cleaning machine - Google Patents

A kind of cleaning machine Download PDF

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Publication number
CN109394107A
CN109394107A CN201710712877.7A CN201710712877A CN109394107A CN 109394107 A CN109394107 A CN 109394107A CN 201710712877 A CN201710712877 A CN 201710712877A CN 109394107 A CN109394107 A CN 109394107A
Authority
CN
China
Prior art keywords
blade
impeller
central axis
cleaning machine
water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201710712877.7A
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Chinese (zh)
Other versions
CN109394107B (en
Inventor
徐慧
朱灯光
茅忠群
诸永定
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Fotile Kitchen Ware Co Ltd
Original Assignee
Ningbo Fotile Kitchen Ware Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ningbo Fotile Kitchen Ware Co Ltd filed Critical Ningbo Fotile Kitchen Ware Co Ltd
Priority to CN201710712877.7A priority Critical patent/CN109394107B/en
Publication of CN109394107A publication Critical patent/CN109394107A/en
Application granted granted Critical
Publication of CN109394107B publication Critical patent/CN109394107B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/0086In-sink dishwashers
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/02Washing or rinsing machines for crockery or tableware with circulation and agitation of the cleaning liquid in the cleaning chamber containing a stationary basket
    • A47L15/06Washing or rinsing machines for crockery or tableware with circulation and agitation of the cleaning liquid in the cleaning chamber containing a stationary basket by means of an impeller in the chamber
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/14Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber
    • A47L15/16Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber with rigidly-mounted spraying devices
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/42Details
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/42Details
    • A47L15/4214Water supply, recirculation or discharge arrangements; Devices therefor
    • A47L15/4217Fittings for water supply, e.g. valves or plumbing means to connect to cold or warm water lines, aquastops
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/42Details
    • A47L15/4278Nozzles

Landscapes

  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

The present invention relates to a kind of cleaning machines, including cabinet, spray arm and water pump, water pump, which includes at least, the impeller that can be pumped into the water in washing cavities in spray arm, impeller includes central axis and multiple arranged for interval in the blade on central axle external surface, blade axially extends on center shaft and at least lower part is along the direction of rotation of impeller gradually smooth curved, blade includes the first blade and the second blade, and the first blade is greater than width of second blade in central axis circumferential direction in the width in central axis circumferential direction.Cleaning machine of the invention uses a kind of impeller of the open water pump of new construction, so that the water flow being thrown in spray arm can form turbulent flow, and the structure of the first blade and the second blade of impeller on center shaft is asymmetric, then make the speed of the drawn water flow of impeller uneven, to make water flow form pulsatile effect, pulsed water flow can further generate agitaion to water flow in spray arm, to strengthen the turbulence intensity of water flow, and then improve cleaning effect.

Description

A kind of cleaning machine
Technical field
The present invention relates to a kind of cleaning machines, especially a kind of to make to form turbulent flow and pulsed water flow to improve cleaning effect The cleaning machine of fruit.
Background technique
With the increasingly raising of people's living standard, dish-washing machine as a kind of kitchen appliances product, more and more into Enter family.Dish-washing machine currently on the market be generally divided into it is desk-top, cabinet type, three kinds of slot type, wherein table dish-washer is monoblock type Absolute construction is typically placed on table top and uses;Cabinet type dish washing machine is also a kind of absolute construction, but needs to be embedded into kitchen cabinet and make With;Slot type dish-washing machine is combined together with sink, is typically mounted in kitchen cabinet and is used.
Above-mentioned various forms of dish-washing machines be generally water is lifted by water pump and is sprayed to dishes in cleaning space from And reach cleaning action.For example, application No. is the Chinese patents of CN97236119.7 " Microcomputerized light-controlled full-automatic dish washer ", Shen Number similar structures please be disclosed for an a kind of Chinese patent " dish-washing machine " of CN00240098.7, in the class formation, spray to dishes Water flow impact pressure it is weaker, and not enough uniformly, can not be covered by water flow when dishes is more, cause cleaning effect poor.Application Number for the Chinese patent of CN200710306898.5, " the especially household of the dish-washing machine equipped with the device that can improve clean effect washes the dishes Machine " it is provided with vapourizing unit, it can be introduced into the intracavitary fluid mist of dish-washing machine for generating, to expand the cleaning surface for spraying to dishes Product and the uniformity for improving cleansing medium, still, the class formation can not still solve the problems, such as that ejection water flow impact pressure is weak.For This, the applicant is directed to the cleaning machine with dish-washing function and has made a series of improvement, such as Patent No. ZL201310749864.9 " water tank cleaner ", ZL201310750968.1 " water tank cleaner " be using setting exist The rotary spray arm of water trough body bottom is connected as sprinkler part with water pump, water pump the water in water trough body is sucked after from spray Leaching arm sprays to be cleaned to treat cleaning materials, however treats cleaning materials cleaning only with single rotary spray arm, always can There are some dead angles to be flushed to by the water flow sprayed from rotary spray arm.The applicant cleans problem also for fruits and vegetables, mentions " a kind of water tank cleaning machine of turbulent flow cleaning " application No. is CN201611094658.9 has been supplied, has used two difference in the program The water pump of spray arm length direction two sides is set, so that the water flow that spray arm sprays forms ring-type above each water pump respectively Rotary water current, i.e. turbulence form, to improve cleaning effect.The structure needs to cut on production cost using two water pumps Weak product advantage, and when due to fruits and vegetables cleaning, water flow is to submerge spray arm, and therefore, the turbulence intensity of water flow will receive It influences, and then influences cleaning effect.
Summary of the invention
The technical problem to be solved by the invention for the present situation of prior art is to provide it is a kind of can be formed simultaneously turbulent flow and Pulsed water flow is to improve the cleaning machine of cleaning effect.
The technical scheme of the invention to solve the technical problem is: a kind of cleaning machine, including cabinet, spray arm and Water pump, the cabinet have washing cavities, and the spray arm is set in the washing cavities, and the water pump includes at least that have can be by washing cavities In water be pumped into the impeller in spray arm, the impeller includes central axis and multiple arranged for interval in the leaf on central axle external surface Piece, the blade axially extends on center shaft and at least lower part is along the direction of rotation of impeller gradually smooth curved, feature Be: the blade includes the first blade and the second blade, and width of first blade in central axis circumferential direction is greater than second Width of the blade in central axis circumferential direction.
The spray arm is fixed in washing cavities, and is located at the bottom of washing cavities.
In the above scheme, first blade includes the first upper section and the first lower section for being connected with first upper section, The outer peripheral surface of the first upper section vertical center axis arranges that first lower section is on center shaft from top to bottom along the rotation of impeller Direction gradually smooth curved.
As an improvement, the width of first upper section, which faces out to be gradually increased from the periphery of central axis, is formed as fan-shaped knot Structure.Using the structure, to ensure that impeller keeps the ability that preferably draws water during rotation.
Preferably, the central angle of the constituted sector structure of the first upper section is 5~90 °.
Preferably, at least one edge of first lower section outer surface has been extended to form to the bottom of the first lower section along leaf The transition face of the direction of rotation of wheel gradually smooth curved.The structure can reduce biggish first blade of thickness during drawing water with The interference of water flow, so that it is guaranteed that impeller integrally has the performance that preferably draws water.
Further preferably, the transition face is two and is located at the side edge of the first lower section outer surface, and is pressed According to impeller direction of rotation, a width from front to back is formed between the transition face positioned at upstream and the transition face bottom positioned at downstream The interface being gradually reduced.
Preferably, the top peripheral of the central axis, which is radially overturn, forms the first arcwall face, the top of the blade Portion gradually arches upward upwards outward from inside and is formed with the second arcwall face, and the second arcwall face is identical as the radian of the first arcwall face.
For the ease of being arranged and improving the performance that draws water, the bottom of the spray arm has apopore with water inlet, top, The top of the impeller passes through water inlet and is located in spray arm with being able to rotate.
As an improvement, the gathering ground being connected with water inlet is formed in the middle part of the spray arm, the two sides of the gathering ground It is respectively provided with the annular channel being connected with gathering ground, and being provided in the part far from gathering ground for each annular channel can be by ring The partition that shape runner interrupts, the apopore are set to the top of annular channel.It, can be with blade wheel structure phase interworking using the structure It closes, reinforces the turbulent flow and pulse strength of water flow, improve cleaning effect.
Preferably, the apopore is multiple and arranges in annular channel inclined upward that the partition is by corresponding runner It is divided into first runner, second flow channel, according to water flow flow direction, the apopore is above first runner along water (flow) direction Inclination, the apopore are arranged above second flow channel against water (flow) direction.The structure can largely improve hydraulic pressure, into one Step improves the turbulent flow and pulse strength of water flow.
Preferably, on the central axis at least provided with two the first blades, at least one is provided between two first blades A second blade.It is preferred that two the second blades of arranged for interval between two first blades.
Compared with the prior art, the advantages of the present invention are as follows: cleaning machine of the invention uses a kind of opening of new construction The impeller of formula water pump, the blade of the impeller axially extends on center shaft and at least lower part is gradually put down along the direction of rotation of impeller Sliding bending, so that the water flow being thrown in spray arm can form turbulent flow, and the first blade of impeller and the second blade are in central axis On structure it is asymmetric, then make the speed of the drawn water flow of impeller uneven, to make water flow formation pulsatile effect, pulsed Water flow can further generate agitaion to water flow in spray arm, to strengthen the turbulence intensity of water flow, and then improve cleaning effect Fruit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention;
Fig. 2 is the assembling structure schematic diagram of water pump and spray arm in the embodiment of the present invention;
Fig. 3 is the structural schematic diagram of impeller in the embodiment of the present invention;
Fig. 4 is the structural schematic diagram of another angle of Fig. 3;
Fig. 5 is the partial structure diagram of spray arm in the embodiment of the present invention.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
As shown in Fig. 1~5, the cleaning machine of the present embodiment includes cabinet 1, spray arm 2 and water pump 3, and cabinet 1 has washing cavities 10, spray arm 2 is set to the bottom in the washing cavities 10 and being located at washing cavities 10, and water pump 3 includes can be by the water pump in washing cavities 10 Enter the impeller 31 in spray arm 2 and provides the motor 32 of power for impeller 31.Impeller 31 includes central axis 311 and multiple interval cloth The blade 312 being placed on 311 outer surface of central axis, blade 312 axially extends on central axis 311 and at least lower part is along impeller 31 direction of rotation gradually smooth curved;The axis hole 3110 that output shaft 321 on central axis 311 with power supply machine 32 passes through.
In the present embodiment, blade 312 includes the first blade 3121 and the second blade 3122, and the first blade 3121 is at center Width in 311 circumferential direction of axis is greater than width of second blade 3122 in 311 circumferential direction of central axis.Specifically, the first blade 3121 Including the first upper section 3123 and the first lower section 3124 being connected with first upper section 3123,3123 vertical center axis of the first upper section 311 outer peripheral surface arrangement, the first lower section 3124 are gradually smooth curved along the direction of rotation of impeller 31 from top to bottom on central axis 311 It is bent.The periphery of width from the central axis 311 of first upper section 3123, which faces out to be gradually increased, is formed as sector structure, the sector structure Central angle be 5~90 °.The edge of first lower section, 3124 outer surface has been extended to form to the bottom of the first lower section 3124 along impeller The transition face 3125 of 31 direction of rotation gradually smooth curved.Above-mentioned transition face 3125 is two and is located at the first lower section At the side edge of 3124 outer surfaces, and according to the direction of rotation of impeller 31, positioned at the transition face 3125 of upstream and positioned at downstream An interface 3126 that width is gradually reduced from front to back is formed between 3125 bottom of transition face.Above structure can reduce thickness Biggish first blade 3123 during drawing water with the interference of water flow, so that it is guaranteed that impeller 31 is whole to have preferable drawing water property Energy.
Second blade 3122 includes the second upper section 3128 and the second lower section 3129 being connected under second upper section 3128, tool Body structure is similar with the first blade 3121, and this will not be repeated here.The top peripheral of central axis 311 radially overturns formation first Arcwall face 3111, the top of blade 312 is gradually arched upward upwards outward from inside is formed with the second arcwall face 3126, and the second arc Face 3126 is identical as the radian of the first arcwall face 3111.The joining place of 312 middle part upper section of blade and lower section is formed with to arch upward upwards Third arcwall face 3127,3126 arranged concentric of the third arcwall face 3127 and the second arcwall face.Central axis in the present embodiment Setting is there are two the first blade 3121 on 311, and there are two the second blades 3122 for setting between two first blades 3121.
2 bottom of spray arm of the present embodiment has an apopore 22 with water inlet 21, top, the top of impeller 31 pass through into The mouth of a river 21 is located in spray arm 2 with being able to rotate.The middle part of spray arm 2 is formed with the gathering ground 23 being connected with water inlet 21, should The two sides of gathering ground 23 are respectively provided with the annular channel 24 being connected with gathering ground 23, and each annular channel 24 far from catchmenting The part in area 23 is provided with the partition 25 that can interrupt annular channel 24, and apopore 22 is set to the top of annular channel 24.Water outlet Hole 22 is multiple and arranges in 24 inclined upward of annular channel that corresponding runner is divided into first runner 241, second by partition 25 Road 242, according to water flow flow direction, apopore 22 is tilted above first runner 241 along water (flow) direction, and apopore 22 is the Two runners, 242 top is arranged against water (flow) direction.The structure can largely improve hydraulic pressure, further increase the turbulent flow of water flow And pulse strength.
The cleaning machine of the present embodiment uses a kind of impeller 31 of the open water pump of new construction, the blade of the impeller 31 312 axially extend and at least lower part is along the direction of rotation of impeller 31 gradually smooth curved on central axis 311, so that being thrown to Water flow in spray arm 2 can form turbulent flow, and the first blade 3121 of impeller 31 and the second blade 3122 are on central axis 311 Structure is asymmetric, then makes the speed of the drawn water flow of impeller 31 uneven, so that water flow be made to form pulsatile effect, pulsed water Stream can further generate agitaion to the water flow in spray arm 2, to strengthen the turbulence intensity of water flow, and then improve cleaning effect Fruit.

Claims (11)

1. a kind of cleaning machine, including cabinet (1), spray arm (2) and water pump (3), the cabinet (1) has washing cavities (10), institute Spray arm (2) are stated in the washing cavities (10), the water pump (3), which includes at least, to be had and the water in washing cavities (10) can be pumped into spray Drench arm (2) in impeller (31), the impeller (31) include central axis (311) and multiple arranged for interval in central axis (311) outside Blade (312) on surface, it is characterised in that: the blade (312) includes the first blade (3121) and the second blade (3122), Width of first blade (3121) in central axis (311) circumferential direction is greater than the second blade (3122) in central axis (311) week Upward width.
2. cleaning machine according to claim 1, it is characterised in that: first blade (3121) includes the first upper section (3123) and with first upper section (3123) the first lower section (3124) being connected, the first upper section (3123) vertical center axis (311) outer peripheral surface arrangement, first lower section (3123) is on central axis (311) from top to bottom along the rotation side of impeller (31) To gradually smooth curved.
3. cleaning machine according to claim 2, it is characterised in that: the width of first upper section (3123) is from central axis (311) periphery, which faces out to be gradually increased, is formed as sector structure.
4. cleaning machine according to claim 3, it is characterised in that: the constituted sector structure of first upper section (3123) Central angle is 5~90 °.
5. cleaning machine according to claim 2, it is characterised in that: at least one of the first lower section (3124) outer surface Edge extends to form the transition face along the direction of rotation of impeller (31) gradually smooth curved to the bottom of the first lower section (3124) (3125)。
6. cleaning machine according to claim 5, it is characterised in that: the transition face (3125) is two and is located at At the side edge of the first lower section (3124) outer surface, and the transition face (3125) according to impeller (31) direction of rotation, positioned at upstream An interface (3126) that width is gradually reduced from front to back is formed with between transition face (3125) bottom in downstream.
7. cleaning machine according to any one of claims 1 to 6, it is characterised in that: the central axis (311) Top peripheral, which is radially overturn, forms the first arcwall face (3111), the top of the blade (312) from inside outward gradually It arches upward and is formed with the second arcwall face (3127) upwards, and the radian phase of the second arcwall face (3127) and the first arcwall face (3111) Together.
8. cleaning machine according to any one of claims 1 to 6, it is characterised in that: the bottom of the spray arm (2) Portion has apopore (22) with water inlet (21), top, and the top of the impeller (31) passes through water inlet (21) and is able to rotate ground In spray arm (2).
9. cleaning machine according to claim 8, it is characterised in that: be formed in the middle part of the spray arm (2) and water inlet (21) gathering ground (23) being connected, the two sides of the gathering ground (23) are respectively provided with the annular channel being connected with gathering ground (23) (24), and the part in separate gathering ground (23) of each annular channel (24) is provided with the partition that can interrupt annular channel (24) (25), the apopore (22) is set to the top of annular channel (24).
10. cleaning machine according to claim 9, it is characterised in that: the apopore (22) is multiple and in annular channel (24) inclined upward is arranged, corresponding runner is divided into first runner (241), second flow channel (242), pressed by the partition (25) According to water flow flow direction, the apopore (22) is tilted above first runner (241) along water (flow) direction, the apopore (22) it is arranged above second flow channel (242) against water (flow) direction.
11. cleaning machine according to any one of claims 1 to 6, it is characterised in that: the central axis (311) On at least provided with two the first blades (3121), be provided at least one second blade between two first blades (3121) (3122)。
CN201710712877.7A 2017-08-18 2017-08-18 Cleaning machine Active CN109394107B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710712877.7A CN109394107B (en) 2017-08-18 2017-08-18 Cleaning machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710712877.7A CN109394107B (en) 2017-08-18 2017-08-18 Cleaning machine

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Publication Number Publication Date
CN109394107A true CN109394107A (en) 2019-03-01
CN109394107B CN109394107B (en) 2024-01-16

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112790699A (en) * 2019-11-14 2021-05-14 宁波方太厨具有限公司 Cleaning machine
CN113317741A (en) * 2020-02-28 2021-08-31 宁波方太厨具有限公司 Impeller structure for double-layer spraying system and cleaning machine with same
CN113520262A (en) * 2020-04-14 2021-10-22 宁波方太厨具有限公司 Cabinet type cleaning machine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020026104A (en) * 2000-09-30 2002-04-06 강성모 Impeller for high pressure pump
KR20080012598A (en) * 2006-08-04 2008-02-12 엘지전자 주식회사 Dish washer
CN101832274A (en) * 2009-03-11 2010-09-15 阿思科尔控股责任有限公司 The centrifugal drain pump with blade impellers of dishwasher and similar household electric appliance
CN104235060A (en) * 2013-06-05 2014-12-24 宁波方太厨具有限公司 Impeller of open type water pump

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020026104A (en) * 2000-09-30 2002-04-06 강성모 Impeller for high pressure pump
KR20080012598A (en) * 2006-08-04 2008-02-12 엘지전자 주식회사 Dish washer
CN101832274A (en) * 2009-03-11 2010-09-15 阿思科尔控股责任有限公司 The centrifugal drain pump with blade impellers of dishwasher and similar household electric appliance
CN104235060A (en) * 2013-06-05 2014-12-24 宁波方太厨具有限公司 Impeller of open type water pump

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112790699A (en) * 2019-11-14 2021-05-14 宁波方太厨具有限公司 Cleaning machine
CN112790699B (en) * 2019-11-14 2022-05-17 宁波方太厨具有限公司 Cleaning machine
CN113317741A (en) * 2020-02-28 2021-08-31 宁波方太厨具有限公司 Impeller structure for double-layer spraying system and cleaning machine with same
CN113317741B (en) * 2020-02-28 2023-08-18 宁波方太厨具有限公司 Cleaning machine
CN113520262A (en) * 2020-04-14 2021-10-22 宁波方太厨具有限公司 Cabinet type cleaning machine

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