CN109419471A - For the spray arm of cleaning machine, using the water pump and cleaning machine for having the spray arm - Google Patents

For the spray arm of cleaning machine, using the water pump and cleaning machine for having the spray arm Download PDF

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Publication number
CN109419471A
CN109419471A CN201710734968.0A CN201710734968A CN109419471A CN 109419471 A CN109419471 A CN 109419471A CN 201710734968 A CN201710734968 A CN 201710734968A CN 109419471 A CN109419471 A CN 109419471A
Authority
CN
China
Prior art keywords
spray arm
accommodating cavity
cleaning machine
center
water pump
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.)
Withdrawn
Application number
CN201710734968.0A
Other languages
Chinese (zh)
Inventor
张创
徐慧
丁小伟
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 CN201710734968.0A priority Critical patent/CN109419471A/en
Publication of CN109419471A publication Critical patent/CN109419471A/en
Withdrawn legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/14—Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber
    • A47L15/16—Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber with rigidly-mounted spraying devices
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/14—Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber
    • A47L15/18—Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber with movably-mounted spraying devices
    • A47L15/22—Rotary spraying devices
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/4278—Nozzles
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/4278—Nozzles
    • A47L15/428—Rotary nozzles

Abstract

The invention discloses a kind of spray arms for cleaning machine, including rotary spray arm, the first accommodating cavity as water inlet is formed in the rotary spray arm, it is characterized by also including the fixation spray arms being located at below rotary spray arm, the fixed spray arm includes at least two points of spray arms that the center as water inlet accommodates cavity and is formed in around center accommodating cavity, spray arm is each divided to extend respectively from the outer circumferential direction of center accommodating cavity far from the direction of center accommodating cavity, spray arm is each divided to be provided with the first jet being connected to center accommodating cavity far from the end of center accommodating cavity.Also disclose water pump and cleaning machine that a kind of application has above-mentioned spray arm.

Description

For the spray arm of cleaning machine, using the water pump and cleaning machine for having the spray arm
Technical field
The present invention relates to a kind of cleaning machine, especially a kind of spray arm and water pump for cleaning machine.
Background technique
In order to save the space in kitchen, there are the dishwasher designs of many water tank types, i.e., by existing sink It is adapted as cleaning machine, directly using sink as scrubbing space, for cleaning tableware, fruits and vegetables etc..Typically set in bottom of gullet A rotation gushing arm is set, which usually connects the pump housing being driven by motor.Such as application No. is CN201610567299.8 Chinese patent disclosed in " a kind of open water basin dish-washing machine water pump complement for having both drain function ", including internal cavity of bowl washer, Liner at the bottom is equipped with recirculated water water-containing area, and recirculated water water-containing area is equipped with filter device, driving motor, driving are equipped with below liner The motor shaft upper end of motor is connected with spray equipment, and driving motor drives spray equipment running with by washing in recirculated water water-containing area It washs in water spray to liner, the lower section of driving motor is equipped with the drainage cavity being connected to recirculated water water-containing area, the electricity of driving motor Arbor lower end is connected with the lower impeller being set in drainage cavity, and drainage cavity is equipped with discharge outlet.
Since existing dish-washing machine cavity cross-section is mostly square or rectangular, for square-section dish-washing machine at its bottom Portion arranges single spray arm to greatest extent, which can be within the scope of the major part of cleaning center region around jackshaft rotation Dishes；And for the dish-washing machine of slightly larger capacity, because design needs, when its cavity cross-section is rectangle, single rotary spray The direction of expansion that the circle that arm is formed strafes area (circle as shown in phantom in fig. 1) meeting feed trough causes to limit, by nothing The tableware on method clear Dishwashing rack quadrangle periphery, to influence the wash degree of dish-washing machine, while reducing the experience sense of user.
Summary of the invention
First technical problem to be solved by this invention is in view of the above-mentioned problems of the prior art, providing a kind of expansion It is big to rinse range, provide the possible spray arm for cleaning machine for cleaning machine dilatation.
Second technical problem to be solved by this invention is to provide the water pump that a kind of application has above-mentioned spray arm.
Third technical problem to be solved by this invention is to provide the cleaning machine that a kind of application has above-mentioned water pump.
The present invention solves technical solution used by above-mentioned first technical problem are as follows: a kind of spray for cleaning machine Arm, including rotary spray arm are formed with the first accommodating cavity as water inlet in the rotary spray arm, it is characterised in that: It further include the fixation spray arm below rotary spray arm, the fixed spray arm includes that the center accommodating as water inlet is empty Chamber and at least two points of spray arms being formed in around center accommodating cavity each divide spray arm to accommodate respectively from the center empty The outer circumferential direction of chamber extends far from the direction of center accommodating cavity, and spray arm is each divided to be provided with far from the end of center accommodating cavity The first jet being connected to center accommodating cavity.
It is sprayed to accommodate the water flow of cavity convenient for center from first jet, each divides formation and center accommodating in spray arm empty The first runner of chamber connection, the first jet each divided on spray arm are connected to corresponding first runner.
To reduce resistance to water-flow loss, the efficiency of pump is improved, the side in the width direction of each first runner forms runner The runner outer counter of outer counter, two adjacent first runners is located remotely from each other, and the runner outer counter includes in The heart accommodate cavity leading portion and far from center accommodating cavity back segment, the leading portion be log spiral, the back segment be in it is preceding The tangent straight line in section junction.
Preferably, described that spray arm is divided to be four to adapt to common rectangle groove body, and in center accommodating cavity Arrangement is evenly spaced in circumferential direction.
The present invention solves technical solution used by above-mentioned second technical problem are as follows: a kind of application has spray as described above The water pump of arm, including upper housing and lower case are drenched, the rotary spray arm constitutes the upper housing, and the fixed spray arm is constituted A part of lower case.
To reduce piping connection, simplifies water pump structure, further include impeller, the impeller includes blade, and the blade includes As the upper section of centrifugal step, the part upper section is placed in the first accommodating cavity, and the upper section rest part is placed in described The heart accommodates cavity.
To enter water pump convenient for guidance water flow, the lower case further includes the guide support below fixed spray arm, There is hollow portion, to accommodate lower section of the blade as axis stream section, the hollow portion and center among the guide support Accommodate the second accommodating cavity that cavity constitutes lower case.
Clamping part, institute are formed at the top of the lower case in order to clean groove body for convenience of the dismounting of rotary spray arm It states upper housing and is provided with the spinner being engaged by clamping with clamping part around the first accommodating cavity.
To spray convenient for the water flow of the first accommodating cavity, the upper housing includes the second being connected to the first accommodating cavity Road, the top surface of the upper housing offer the second nozzle being connected to second flow channel.
The present invention solves technical solution used by above-mentioned third technical problem are as follows: a kind of application has water as described above The cleaning machine of pump, including water trough body, the water pump are arranged in the water trough body.
Preferably, the section of the water trough body is rectangle, each corner for dividing spray arm to extend to water trough body.
Compared with the prior art, the advantages of the present invention are as follows: by setting rotary spray arm and fixed spray arm, formed not The flow promoter system of water reception tank body shape limitation, is able to solve water tank cleaning machine size shape restricted problem, realizes to any slot The water flow of shape rinses radiation, enhances the performance of cleaning machine.
Detailed description of the invention
Fig. 1 is the top view of cleaning machine applied by water pump of the invention；
Fig. 2 is the schematic diagram of water pump and motor of the invention；
Fig. 3 is the decomposition texture schematic diagram of water pump of the invention；
Fig. 4 is the cross-sectional view of water pump of the invention；
Fig. 5 is the cross-sectional view of the lower case of water pump of the invention.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
Referring to Fig. 1 and Fig. 2, cleaning machine applied by water pump of the invention, including the water in water trough body 1, water trough body 1 Pump 2 and the motor 3 for driving water pump 2.
Referring to Fig. 3~Fig. 5, water pump 2 includes upper housing 21 and lower case 22, and upper housing 21 and lower case 22 contact with each other shape At an accommodating cavity for placing impeller 23.One first accommodating cavity 211 is formed in upper housing 21, for accommodating impeller 23 Part upper section and water inlet as upper housing 21, one second accommodating cavity is formed in lower case 22, for accommodating leaf The part upper section and lower section of wheel 23 and the water inlet as lower case 22.Can use between upper housing 21 and lower case 22 can Dismantling connection, e.g., the top of lower case 22 can be formed with clamping part 222, and upper housing 11 is located at can around the first accommodating cavity 211 Spinner 212 is set, and spinner 212 can be formed with clamping part 222 and is engaged by clamping.
The opened downward of lower case 22, water flow can enter impeller 23, i.e. water pump from the lower section of lower case 22 and side Water inlet be located at the lower section and side of lower case 22, the top surface closing of the opposite first accommodating cavity 211 of upper housing 21, water flow The side that the side outflow for accommodating cavity 211 from first, the i.e. water outlet of water pump are located at the first accommodating cavity 211 in upper housing 21 Face.
The axis 231 of impeller 23 including center and what is be uniformly distributed circumferentially on the circumferential surface of axis 231 multiple axially extend Blade 232, the lower end of axis 231 be used for the output axis connection for driving the motor 3 of water pump 2, thus when motor 3 rotates When, impeller 23 can be driven to rotate.
Blade 232 can be divided into two sections, the i.e. upper section 2321 and blade as centrifugal step of blade 232 in the axial direction 232 lower section 2322 as axis stream section, upper section 2321 and lower section 2322 are integrally formed, and 2321 part of upper section is placed in the first appearance It empties in chamber 211, part upper section 2321 and lower section 2322 are placed in the second accommodating cavity, and the end of lower section 2322 is excellent The bottom surface lower than the second accommodating cavity of choosing, i.e., be exposed to downwards the second accommodating cavity.
The upper section 2321 of blade 232 extends along the axial plane of axis 231, and at the same time, blade vertical with the outer peripheral surface of axis 231 232 lower section 2322 at least in bottom on the circumferential surface of axis 231 along the direction of rotation of impeller 23 gradually smooth curved, simultaneously should Curved part distorts on bending direction.The such setting of blade 232 can make when blade 232 rotates, bottom Water can be lifted up, the runner that water is separated out between blade 232 is transported upwards from the lower section of impeller 23 Dynamic, even if impeller 23 is not in closed space, the not effect of vacuum still is able to draw water, with the rotation of impeller 23 Water is sent from bottom to top.
Hereinbefore, the lower section 2322 of blade 232 is in smooth curved in bottom, and alternatively, which can also send out Life is in entire lower section 2322, or entire upper section 2321 and lower section 2322, i.e., entire blade 232, as long as forming a smooth curved Runner can be lifted up water flow from lowermost end.
2321 radial dimension of upper section of blade 232 is larger, and the radial dimension of lower section 2322 is smaller, when water flow is from impeller 23 When bottom is upward, the runner of water is gradually broadening, plays the role of a reduction flow velocity.
In the present embodiment, upper housing 21 can be used in the rotary spray arm as water pump water outlet component, upper housing 21 The rotary spray arm of the prior art.It is formed with second flow channel 213 in upper housing 21, is connected to the first accommodating cavity 211, upper housing 21 top surface offers the second nozzle 214 being connected to second flow channel 213.
Lower case 22 includes the guide support 223 for water feeding of water pump, the fixation spray arm as water pump water outlet component 224.Wherein, guide support 223 is in hollow cylindrical, and bottom is vacantly set by spaced apart at least two stabilizer blade 2231 Set the lower section 2322 that the hollow portion 2232 among the bottom of water trough body 1, guide support 223 is used to accommodate blade 232.Gu Determine spray arm 224 to be located at 223 top of guide support, be integrally formed with guide support 223.Thus upper housing 21 and lower case 22 Constitute the spray arm for being used for cleaning machine.
Fixed spray arm 224 includes at least two that center accommodates cavity 2241 and is formed in around center accommodating cavity 2241 Divide spray arm 2242, is four in the present embodiment.Center accommodating cavity 2241 and water conservancy diversion branch among fixed spray arm 224 The hollow portion 2232 of frame 223 together constitutes the second accommodating cavity.Four points of spray arms 2242 accommodate cavity from center respectively 2241 periphery extends outwardly, it is preferred that four points of spray arms 2242 uniform intervals in the circumferential direction of center accommodating cavity 2241 Arrangement.Each divide in spray arm 2242 first runner 2243 for being formed and being connected to center accommodating cavity 2241, each divides spray arm The 2242 end top surfaces far from center accommodating cavity 2241 are provided with the first jet 2244 being connected to first runner 2243.It is excellent Choosing, the direction of first jet 2244 can be perpendicular to the top surface for dividing spray arm 2242, so that water flow sprays vertically upward.By This, four points of spray arms 2242 can realize rotary spray arm by first jet 2244 towards four corners of water trough body 1 The region for failing to sweep to is cleaned.
Side in the width direction of each first runner 2243 forms runner outer counter 2245, and the other side forms runner Inner edge curve 2246, runner outer counter 2245 and runner inner edge curve 2246, which are each extended to, accommodates cavity 2241 close to center, The runner outer counter 2245 of each first runner 2243 is longer than runner inner edge curve 2246.Two adjacent first runners 2243 Runner outer counter 2245 be located remotely from each other.Runner outer counter 2245 includes the leading portion close to center accommodating cavity 2241 22451 and far from center accommodating cavity 2241 back segment 22452, leading portion 22451 be log spiral (equiangular helical spiral), back segment 22452 be in the straight line tangent with 22451 junction of leading portion, and log spiral is more in line with the trace that fluid is thrown away from impeller, because This can reduce resistance to water-flow loss, improve the efficiency of pump.Each first runner 2243 is at the end far from center accommodating cavity 2241 Portion is in contraction-like (decrement section) radially, can increase flow velocity in this way, accelerate water flow suitably in flow field end, mention The discharge velocity of high first jet 2244, makes fluid have preferable momentum.
First accommodating cavity 211 of upper housing 21 and the center accommodating cavity 2241 of fixed spray arm 224 are provided commonly for holding Set the upper section 2321 of blade 232.The bottom of guide support 223 is provided with buckle 2231, for connecting with motor 3.
It drives impeller 23 to rotate by motor 3, water is sent into rotary spray arm by the centrifugal step of the blade 232 of impeller 23 With fixed spray arm, then sprayed by corresponding nozzle out of runner inside each spray arm.
By setting rotary spray arm and fixed spray arm, the flow promoter system of not water reception tank body shape limitation, energy are formed Water tank cleaning machine size shape restricted problem is enough solved, realizes and radiation is rinsed to the water flow of any groove body shape, enhance cleaning machine Performance.Although in above-described embodiment, describing spray arm of the invention, water pump for water tank cleaner, this field skill Art personnel are it is found that spray arm of the invention, water pump can also be used for the cleaning machine of other forms, such as European (button fly front) cleaning machine.

Claims (11)

1. a kind of spray arm for cleaning machine, including rotary spray arm, it is formed in the rotary spray arm as water inlet The first accommodating cavity (211), it is characterised in that: further include the fixation spray arm (224) below the rotary spray arm, it is described Fixed spray arm (224) include that the center as water inlet accommodates cavity (2241) and is formed in center accommodating cavity (2241) week At least two points of spray arms (2242) enclosed each divide spray arm (2242) respectively from the outer of center accommodating cavity (2241) The circumferential direction far from center accommodating cavity (2241) extends, and each divides spray arm (2242) far from center accommodating cavity (2241) End be provided with and center accommodating cavity (2241) first jet (2244) that is connected to.
2. the spray arm according to claim 1 for cleaning machine, it is characterised in that: each divide spray arm (2242) interior shape At the first runner (2243) being connected to center accommodating cavity (2241), each divide the first jet on spray arm (2242) (2244) it is connected to corresponding first runner (2243).
3. the spray arm according to claim 2 for cleaning machine, it is characterised in that: the width of each first runner (2243) The side spent on direction forms runner outer counter (2245), the runner outer counter of two adjacent first runners (2243) (2245) it is located remotely from each other, the runner outer counter (2245) includes the leading portion (22451) close to center accommodating cavity (2241) With the back segment (22452) far from center accommodating cavity (2241), the leading portion (22451) is log spiral, the back segment It (22452) is in the straight line tangent with leading portion (22451) junction.
4. the spray arm described in any one of claim 1 to 3 for cleaning machine, it is characterised in that: described point of spray Arm (2242) is four, and is evenly spaced arrangement in the circumferential direction of center accommodating cavity (2241).
5. a kind of application has the water pump of spray arm as described in any one of claims 1 to 4, including upper housing (21) and lower casing Body (21), the rotary spray arm constitute the upper housing (21), and the fixed spray arm (224) constitutes the one of lower case (22) Part.
6. water pump according to claim 5, it is characterised in that: further include impeller (23), the impeller (23) includes blade (232), the blade (232) includes the upper section (2321) as centrifugal step, and the part upper section (2321) is placed in the first appearance It empties chamber (211), upper section (2321) rest part is placed in center accommodating cavity (2241).
7. water pump according to claim 6, it is characterised in that: the lower case (22) further includes being located at fixed spray arm (224) guide support (223) below, the guide support (223) is intermediate to have hollow portion (2232), to accommodate the leaf Lower section (2322) of the piece (232) as axis stream section, the hollow portion (2232) and center accommodating cavity (2241) constitute lower case (22) the second accommodating cavity.
8. water pump according to claim 5, it is characterised in that: be formed with clamping part at the top of the lower case (22) (222), the upper housing (21), which is located at around the first accommodating cavity (211), is provided with the rotation being engaged by clamping with clamping part (222) It detains (212).
9. water pump according to claim 5, it is characterised in that: the upper housing (21) includes and first accommodates cavity (211) second flow channel (213) being connected to, the top surface of the upper housing (21) offers second be connected to second flow channel (213) Nozzle (214).
10. a kind of application is just like the cleaning machine of water pump described in any one of claim 5~9, including water trough body (1), institute Water pump setting is stated in the water trough body (1).
11. cleaning machine according to claim 10, it is characterised in that: the section of the water trough body (1) is rectangle, institute State each corner that a point spray arm (2242) extends to water trough body (1).
CN201710734968.0A 2017-08-24 2017-08-24 For the spray arm of cleaning machine, using the water pump and cleaning machine for having the spray arm Withdrawn CN109419471A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710734968.0A CN109419471A (en) 2017-08-24 2017-08-24 For the spray arm of cleaning machine, using the water pump and cleaning machine for having the spray arm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710734968.0A CN109419471A (en) 2017-08-24 2017-08-24 For the spray arm of cleaning machine, using the water pump and cleaning machine for having the spray arm

Publications (1)

Publication Number Publication Date
CN109419471A true CN109419471A (en) 2019-03-05

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Application Number Title Priority Date Filing Date
CN201710734968.0A Withdrawn CN109419471A (en) 2017-08-24 2017-08-24 For the spray arm of cleaning machine, using the water pump and cleaning machine for having the spray arm

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110251029A (en) * 2019-06-27 2019-09-20 浙江蓝炬星电器有限公司 A kind of use in dishwasher high efficient sprinkling device and its installation method
CN111166270A (en) * 2020-01-15 2020-05-19 宁波方太厨具有限公司 Working mechanism of cleaning machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110251029A (en) * 2019-06-27 2019-09-20 浙江蓝炬星电器有限公司 A kind of use in dishwasher high efficient sprinkling device and its installation method
CN111166270A (en) * 2020-01-15 2020-05-19 宁波方太厨具有限公司 Working mechanism of cleaning machine
CN111166270B (en) * 2020-01-15 2023-08-18 宁波方太厨具有限公司 Working mechanism of cleaning machine

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Application publication date: 20190305