CN106618426A - Spraying arm assembly and dish-washing machine with same - Google Patents
Spraying arm assembly and dish-washing machine with same Download PDFInfo
- Publication number
- CN106618426A CN106618426A CN201611250096.2A CN201611250096A CN106618426A CN 106618426 A CN106618426 A CN 106618426A CN 201611250096 A CN201611250096 A CN 201611250096A CN 106618426 A CN106618426 A CN 106618426A
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- China
- Prior art keywords
- spray arm
- gear
- arm body
- spray
- end gear
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- 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.)
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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
- A47L15/18—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
- A47L15/23—Rotary spraying devices moved by means of the sprays
-
- 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
-
- 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
-
- 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
Landscapes
- Washing And Drying Of Tableware (AREA)
Abstract
The invention discloses a spraying arm assembly and a dish-washing machine with the same. The spraying arm assembly comprises a spraying arm seat, a water guide tube and a driving device, wherein the water guide tube is rotatably arranged on the spraying arm seat; a first spraying arm body and a second spraying arm body which can rotate and are separated from each other are arranged on the water guide tube; the driving device comprises a fixed gear, a first tail end gear and a second tail end gear; the axis of the fixed gear is superposed to the rotary central axis of the water guide tube; the first tail end gear and the first spraying arm body are coaxial and are fixed relatively; the first tail end gear is in transmission connection with the fixed gear; the second tail end gear and the second spraying arm body are coaxial and are fixed relatively; and the second tail end gear is in transmission connection with the fixed gear. According to the spraying arm assembly, the first spraying arm body and the second spraying arm body rotate in a spraying process and revolve around the fixed gear, so that a coverage range of spraying of washing spraying holes can be increased effectively, and the integral cleaning effect of the dish-washing machine is improved.
Description
Technical field
The present invention relates to household electrical appliance technical field, more particularly, to a kind of spray arm component and washing the dishes with spray arm component
Machine.
Background technology
Domestic bowl-washing is that instead of the intelligent household appliances of manual cleaning tableware.It is cabinet type according to the difference of width dimensions
Dish-washing machine can be divided into 60 machines and 45 machines, and the former is wide about 60 centimetres, and the latter is then wide about 45 centimetres.The operation principle of dish-washing machine is such as
Under：By internal several spray arm rotary sprays, jet cleaning is constantly covered to tableware, reflection with reference to water, spilt
With trickling etc. effect, complete the cleaning to tableware.
But, for 60 machines, because its width and depth dimensions are close to, therefore its internal bowl basket region shape is close to
In square, and the rotation of general spray arm it is enough and spraying zone be circular so that square four Angle Positions can be washed not
It is good, or even form washing dead band.This will significantly affect overall clean effect, have become a pain spot difficulty in dish-washing machine technology
Topic.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art.For this purpose, the invention reside in proposing one
Spray arm component is planted, the spray arm component can spray the larger range of washing zone of covering.
The present invention also proposes a kind of dish-washing machine with above-mentioned spray arm component.
Spray arm component according to a first aspect of the present invention, including：Spray arm seat；Aqueduct, the aqueduct rotatably sets
On the spray arm seat, the aqueduct is provided with the first spray arm body that is rotatable and being separated from each other and the second spray arm body, described
First spray arm body with the driving spray orifice that connects the spray arm seat and washing spray orifice, the water guide are equipped with the second spray arm body
The Pivot axle of the Pivot axle of pipe, the Pivot axle of the first spray arm body and the second spray arm body is mutually put down
Go and misaligned, driving means, the driving means include：Fixed gear, the fixed gear is located at the spray with being relatively fixed
On arm seat, and the pivot overlapping of axles of the axis of the fixed gear and the aqueduct；First end gear, described first is last
End tooth wheel is coaxial with the first spray arm body and is relatively fixed, and the first end gear is connected with the fixed gear；The
Two end gears, the second end gear is coaxial with the second spray arm body and is relatively fixed, the second end gear with
The fixed gear is connected.
Spray arm component of the invention, by making the first spray arm body and the second spray arm body, rotation is simultaneously during spray
Around fixed gear revolution, can effectively increase the coverage of washing spray orifice spray so that washing spray orifice is to dish-washing machine washing cavities
Interior each position uniform spraying, it is to avoid there is washing dead band, the entirety for improving dish-washing machine cleans effect.
In certain embodiments, any one in the first end gear and second end gear and the fixed gear
Gear ratio is 1:4.
In certain embodiments, the first end gear is identical with the steering of the second end gear.
In certain embodiments, the first end gear is engaged with the fixed gear, the second end gear and institute
State and be provided between fixed gear the first idler gear and the second idler gear, first idler gear respectively with the fixed gear and
The second idler gear engagement, the second end gear is engaged with second idler gear.
In certain embodiments, the second end gear, first idler gear and second idler gear
With identical modulus, the number of teeth and reference diameter.
In certain embodiments, the fixed gear, first idler gear, second idler gear, described first
End gear and the second end gear are arranged along a straight line.
In certain embodiments, the driving means are arranged at the lower section of the aqueduct.
In certain embodiments, the fixed gear inner side offers the multiple snap fits being circular layout, and the plurality of snap fit
Engage with the aqueduct.
In certain embodiments, the water inlet of the aqueduct inserts the spray arm seat.
Dish-washing machine according to a second aspect of the present invention, including：Inner bag；Spray arm component, the spray arm component is located in described
In courage, the spray arm component is the spray arm component according to first aspect present invention.
Dish-washing machine of the invention, by the spray arm component for arranging above-mentioned first aspect, so as to improve dish-washing machine
Overall performance.
The additional aspect and advantage of the present invention will be set forth in part in the description, and partly will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Description of the drawings
Fig. 1 is the schematic diagram of spray arm component according to embodiments of the present invention；
Fig. 2 is the sectional view of the spray arm component shown in Fig. 1；
Fig. 3 is the explosive view of the spray arm component shown in Fig. 1；
Fig. 4 is the schematic diagram of the aqueduct shown in Fig. 1；
Fig. 5 is the schematic diagram of the first spray arm body shown in Fig. 1；
Fig. 6 is the schematic diagram of the second spray arm body shown in Fig. 1；
Fig. 7 is the structural representation of the driving means shown in Fig. 1；
Fig. 8 is the schematic diagram of the driving means shown in Fig. 7；
Fig. 9 is the schematic diagram of the running orbit of the washing spray orifice on the first spray arm body shown in Fig. 5；
Figure 10 is the schematic diagram of the running orbit of the washing spray orifice on the first spray arm body shown in Fig. 5；
Figure 11 is the schematic diagram of the running orbit of the washing spray orifice on the second spray arm body shown in Fig. 6；
Figure 12 is the signal of the running orbit of the washing spray orifice on washing spray orifice and the second spray arm body on the first spray arm body
Figure.
Reference：
Spray arm component 100,
Spray arm seat 1, boss 11,
Aqueduct 2, water inlet 21, the first delivery port 22, the second delivery port 23, first through hole 24, the second through hole 25, first
Gear jack-post 26, second gear jack-post 27,
First spray arm body 3, the first water inlet 31, the first driving spray orifice 32, the first washing spray orifice 33, the first newel 34,
First splined shaft 35,
Second spray arm body 4, the second water inlet 41, the second driving spray orifice 42, the second washing spray orifice 43, the second newel 44,
Second splined shaft 45,
Driving means 5,
Fixed gear 51, snap fit 511, first end gear 52, the first splined hole 521, the first snap ring 522, second end tooth
Wheel 53, the second splined hole 531, the second snap ring 532, the first idler gear 54, the second idler gear 55.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
The spray arm component 100 of embodiment according to a first aspect of the present invention is described below with reference to Fig. 1-Figure 12.
As shown in figure 1, the spray arm component 100 of embodiment according to a first aspect of the present invention, including：Spray arm seat 1, aqueduct 2
With driving means 5.
Specifically, aqueduct 2 is rotatably provided on spray arm seat 1, and aqueduct 2 is provided with the first spray arm body 3 and the second spray
Arm body 4, the first spray arm body 3 and the second spray arm body 4 it is rotatable with respect to aqueduct 2, in other words, the first spray arm body 3 can be in water guide
Relatively rotate on pipe 2, the second spray arm body 4 can also be relatively rotated on aqueduct 2, and the first spray arm body 3 and the second spray arm body 4
Can be separated from each other.First spray arm body 3 is provided with and drives spray orifice (such as the first driving spray orifice 32 described below) and washing spray orifice
(such as the first washing spray orifice 33 described below), and the driving spray orifice on the first spray arm body 3 and washing spray orifice and spray arm seat 1
Connection, also is provided with driving spray orifice (such as the second driving spray orifice 42 described below) and washing spray orifice (example on the second spray arm body 4
The second washing spray orifice 43 as described hereinafter), driving spray orifice on the second spray arm body 4 and wash spray orifice also with spray arm seat 1
Connection.
Drive spray orifice 32 and spray from the first driving spray orifice 32 when water flows on the first spray arm body 3 first from spray arm seat 1
When, current can give 3 one reverse thrusts of the first spray arm body, promote the first spray arm body 3 to rotate about central shaft b rotations, from
And make from the first spray arm body 3 first wash spray orifice 33 spray current can be with rotary spray Washing tableware.In the same manner, when
When water flows to the second driving spray orifice 42 on the second spray arm body 4 and sprays from spray arm seat 1, current can give the second spray arm body 4 one
Individual reverse thrust, promotes the second spray arm body 4 to rotate about central shaft c rotations, so that the second washing on the second spray arm body 4
The current that spray orifice 43 sprays can be with rotary spray Washing tableware.
In the rotation of Pivot axle a of aqueduct 2, Pivot axle b of the first spray arm body 3 and the second spray arm body 4
Heart axle c is parallel to each other and misaligned.
Driving means 5 include：Fixed gear 51, first end gear 52 and second end gear 53, fixed gear 51 is relatively solid
Surely it is located on spray arm seat 1, and the axis of fixed gear 51 overlaps with Pivot axle a of aqueduct 2；First end gear 52 with
First spray arm body 3 is coaxial and is relatively fixed, and first end gear 52 is connected with fixed gear 51；Second end gear 53 and
Two spray arm bodies 4 are coaxial and are relatively fixed, and second end gear 53 is connected with fixed gear 51.
When the first rotation under the driving of current of spray arm body 3, due to the first spray arm body 3 it is coaxial with first end gear 52
It is fixed, therefore, the first spray arm body 3 drives first end gear 52 to rotate, and because first end gear 52 is passed with fixed gear 51
Dynamic connection, and fixed gear 51 is maintained static, therefore, first end gear 52 can be nibbled along the circumference of fixed gear 51 with fixed gear 51
Close, so that axis (the i.e. Pivot axle a) rotation of aqueduct 2 of the first spray arm body 3 around fixed gear 51.In other words,
When first driving spray orifice 32 of the current from the first spray arm body 3 sprays, the first spray arm body 3 not only can be around the rotation of its own
Central axis b rotations, while the first spray arm body 3 can be revolved round the sun with rotating around the axis of fixed gear 51 around fixed gear 51, and the
The rotation of one spray arm body 3 is identical with the direction of revolution.
In the same manner, when the second driving spray orifice 42 when current from the second spray arm body 4 sprays, the second spray arm body 4 not only can
Around the center of rotation axis c rotation of its own, while the second spray arm body 4 can be to rotate, i.e., around fixed around the axis of fixed gear 51
Gear 51 revolves round the sun, and the rotation of the second spray arm body 4 is identical with the direction of revolution.Thus, it is possible to increase the first washing spray orifice 33 and
The coverage of the two washing sprays of spray orifice 43, the entirety for improving dish-washing machine cleans effect.
Spray arm component 100 according to embodiments of the present invention, by making the first spray arm body 3 and the second spray arm body 4 in spray
During rotation and revolve round the sun around fixed gear 51, can effectively increase the coverage of washing spray orifice spray so that washing spray orifice
To each position uniform spraying in dish-washing machine washing cavities, it is to avoid there is washing dead band, the entirety for improving dish-washing machine cleans effect.
In one embodiment of the invention, any one in first end gear 52 and second end gear 53 with determine tooth
The gear ratio of wheel 51 is 1:4, that is to say, that first end gear 52 is 1 with the gear ratio of fixed gear 51:4, second end tooth
Wheel 53 is also 1 with the gear ratio of fixed gear 51:4.So, when the first spray arm body 3 and the second spray arm body 4 are in the reaction force of current
During lower rotation, autorotation speed and the ratio of revolution speed of the first spray arm body 3 are 5:1, autorotation speed and the public affairs of the second spray arm body 4
The ratio of rotational speed rate is also 5:1, that is to say, that the autorotation speed of the first spray arm body 3 and the second spray arm body 4 is revolution speed
5 times.Now, the second washing spray orifice 43 on the first washing spray arm body 4 of spray orifice 33 and second on the first spray arm body 3 can be along four
Hemp nettle shape trajectory is moved, thus, it is possible to further improving first washs the coverage that spray orifice 33 and second washs spray orifice 43,
The entirety for improving dish-washing machine cleans effect.
Because first end gear 52 and second end gear 53 revolve round the sun around fixed gear 51, therefore, it is first last to avoid
End tooth wheel 52 and second end gear 53 are interfered with each other or collided, advantageously, first end gear 52 and second end gear 53
Steering (rotation turn to and revolve round the sun turn to) it is identical, thus, it is possible to so that the structure of driving means 5 is more reasonable.
In certain embodiments, first end gear 52 can directly be engaged with fixed gear 51, now, first end gear
Gear train between 52 and fixed gear 51 is primary transmission, without idler gear；Between second end gear 53 and fixed gear 51
Can be provided with the first idler gear 54 and the second idler gear 55, the first idler gear 54 respectively with fixed gear 51 and second in the middle of
Gear 55 is engaged, and second end gear 53 is engaged with the second idler gear 55, now, second end gear 53 and fixed gear 51 it
Between gear train be three-level transmission, be provided with two idler gears.
Preferably, second end gear 53, the first idler gear 54 and the second idler gear 55 have identical modulus,
The number of teeth and reference diameter.Further, fixed gear 51, the first idler gear 54, the second idler gear 55, first end tooth
Wheel 52 and second end gear 53 are arranged along a straight line.Thus, it is possible to make the structure of driving means 5 simpler rationally.
With reference to Fig. 1 and Fig. 3, first end gear 52, fixed gear 51, the first idler gear 54, the and of the second idler gear 55
Second end gear 53 is successively arranged along straight line, and external toothing is between adjacent gear, and first end gear 52, second is last
End tooth wheel 53, the first idler gear 54 and the second idler gear 55 have identical modulus, the number of teeth and reference diameter, and first
Gear ratio between end gear 52, second end gear 53 and fixed gear 51 is 1:1:4, reference radius is than being also 1:1:4.
Therefore, for the primary transmission gear train between first end gear 52 and fixed gear 51, the central shaft of first end gear 52
The distance between Pivot axle a of line b and aqueduct 2 for the first spray arm body 3 revolution-radius R1, and the first spray arm body 3
Revolution-radius R1Equal to the reference radius r of 5 times of first end gears 52, i.e.,：R1=5r.For second end gear 53 with it is fixed
Three-level transfer gear train between gear 51, the central axis c of second end gear 53 and Pivot axle a of aqueduct 2 it
Between distance be the second spray arm body 4 revolution-radius R2, and the revolution-radius R of the second spray arm body 42Second end tooth equal to 9 times
The reference radius r of wheel 53, i.e.,：R2=5r.
Advantageously, the reference radius r of first end gear 52 and second end gear 53 is in the range of 15mm to 25mm,
Therefore, the revolution-radius R of the first spray arm body 31In the range of 75mm to 125mm, the revolution-radius R of the second spray arm body 42In 135mm
To 225mm.
Further, the second washing spray orifice 43 on the first washing spray arm body 4 of spray orifice 33 and second on the first spray arm body 3
Move along pintongs flower-shape trajectory, and the running orbit line of the first washing washing spray orifice 43 of spray orifice 33 and second meets following ginseng
Number equation：
X=R*cos (ang)+D*cos (5*ang), y=R*sin (ang)+D*sin (5*ang)
Wherein, ang is the angle that aqueduct 2 is turned over, the i.e. revolution angle of the first spray arm body 3 or the second spray arm body 4；R(R1
Or R2) it is the pivot of Pivot axle b of the first spray arm body 3 or Pivot axle c of the second spray arm body 4 to aqueduct 2
The distance of axle a, the i.e. revolution-radius of the first spray arm body 3 or the second spray arm body 4；D is Pivot axle b (of the first spray arm body 3
The distance of the washing spray orifices 33 of Pivot axle c) to first (the second washing spray orifice 43) of two spray arm bodies 4.Also, (the revolution half of R values
Footpath) it is bigger, the petal for washing the pintongs flower-shape line of spray orifice motion generation gets over evagination.
Further, the second washing spray orifice 43 on the first washing spray arm body 4 of spray orifice 33 and second on the first spray arm body 3
The two pintongs flower-shape lines for being formed have phase difference angle, and phase difference angle is equal to the first washing spray arm body of spray orifice 33 and first
Folder between the line of Pivot axle c of the line of 3 Pivot axle b and the second washing spray arm body 4 of spray orifice 43 and second
The 1/4 of angle.When multiple first on the first spray arm body 3 wash spray orifices 33 send in the pivot from the first spray arm body 3 one
When on bar straight line, then the plurality of first washing spray orifice 33 is defined as into same group of washing spray orifice.
Preferably, one group of washing spray orifice is at least opened up at least one of the first spray arm body 3 and the second spray arm body 4, and
Four petals of the trajectory that the group washing spray orifice is formed are just against foursquare four angles.
For example, the first washing spray orifice 33 on the first spray arm body 3 can spray the big portion for covering square washing cavities center
Subregion, the second washing spray orifice 43 on the second spray arm body 4 can further supplement the foursquare corner areas of covering, and both fold
Plus effect, it is possible to achieve to the larger range of covering of square washing zone.
In certain embodiments, driving means 5 can be arranged at the lower section of aqueduct 2, thus, it is possible to prevent pollutant from entering
Enter in each gear of driving means 5 to cause the stuck situation of gear, so as to ensure that driving means 5 can normally be run, carry
The reliability of operation of high driving means 5.
In certain embodiments, the inner side of fixed gear 51 can offer the multiple snap fits 511 being circular layout, and multiple cards
Hook 511 to engage with aqueduct 2.Thus, it is possible to ensure between fixed gear 51 and aqueduct 2 on the premise of connection reliability, side
Just fixed gear 51 and the installation of aqueduct 2, improve assembly and disassembly efficiency.
In certain embodiments, the water inlet 21 of aqueduct 2 may be inserted into spray arm seat 1.And aqueduct 2 can be with respect to spray arm
Seat 1 is rotated freely, the first water inlet 31 of the first spray arm body 3 and the second water inlet 41 of the second spray arm body 4 respectively with aqueduct 2
The first delivery port 22 connect with the second delivery port 23, such that it is able to the water in spray arm seat 1 is introduced respectively into by aqueduct 2
The inner chamber of the inner chamber of one spray arm body 3 and the second spray arm body 4, then by washing spray orifice and driving spray orifice to spray.
The spray arm component 100 according to a specific embodiment of the invention is described below with reference to Fig. 1-Figure 12.
With reference to Fig. 1, spray arm component 100 includes：Spray arm seat 1, aqueduct 2, the first spray arm body 3, the second spray arm body 4 and driving
Device 5, driving means 5 include fixed gear 51, first end gear 52, second end gear 53, the first idler gear 54 and the
Two idler gears 55.Wherein, it is primary transmission directly to engage between first end gear 52 and fixed gear 51, second end gear
The first idler gear 54 and the second idler gear 55 are provided between 53 and fixed gear 51, are three-level transmission.
As shown in figure 1, in the fixed gear 51, first end gear 52, second end gear 53, first in driving means 5
Between the idler gear 55 of gear 54 and second be arranged at the lower section of aqueduct 2, making to prevent pollutant from entering in gear mechanism
Into the situation that gear is stuck.
As shown in figure 3, the inner side of fixed gear 51 offers four snap fits 511 being circular layout, set on the periphery of spray arm seat 1
Have and four snap fits, 511 one-to-one four boss 11, coordinated with boss 11 by snap fit 511, fixed gear 51 can be consolidated
Dingan County is mounted in the top of spray arm seat 1.In the insertion spray arm of water inlet 21 seat 1 of aqueduct 2, aqueduct 2 can be with respect to spray arm seat 1 certainly
By rotating.
As shown in figure 1, the first idler gear 54, the second idler gear 55, first end gear 52 and second end gear
53 are installed in the beneath of aqueduct 2, and fixed gear 51, the first idler gear 54, the second idler gear 55, first end gear
52 and second end gear 53 successively arrange along straight line, be external toothing relation between adjacent gear.
Advantageously, first end gear 52, second end gear 53, the first idler gear 54 and the second idler gear 55 are equal
With identical modulus, the number of teeth and reference circle.And the gear ratio of first end gear 52, second end gear 53 and fixed gear 51
For 1:1:4.Specially first end gear 52, second end gear 53, the first idler gear 54, the second idler gear 55 have
25 teeth, fixed gear 51 has 100 teeth, the reference radius of first end gear 52, second end gear 53 and fixed gear 51
Than being also 1:1:4.
For the primary transmission between first end gear 52 and fixed gear 51, the Pivot axle of first end gear 52
The b and revolution-radius R that the distance of rotary shaft a of aqueduct 2 is the first spray arm body 31Equal to the indexing of 5 times of first end gears 52
Radius of circle r.For the three-level between second end gear 53 and fixed gear 51 is driven, the Pivot axle of second end gear 53
C is the revolution-radius R of the second spray arm body 4 with the distance of rotary shaft a of aqueduct 22Equal to 9 times of reference circles of second end gear 53 half
Footpath r.Specifically, the reference radius r of first end gear 52 and second end gear 53 is set as 20mm, therefore, the first spray
The revolution-radius R of arm body 31For 100mm, the revolution-radius R of the second spray arm body 42For 180mm.
First spray arm body 3 or the second spray arm body 4 can be relatively rotated (rotation) on aqueduct 2.First spray arm body 3
The first water inlet 31 and the second water inlet 41 of the second spray arm body 4 go out with first delivery port 22 and second of aqueduct 2 respectively
The mouth of a river 23 communicates so that the inner chamber of aqueduct 2 is respectively at the inner chamber of the first spray arm body 3 and the inner space of the second spray arm body 4.
Wherein, two first are opened up on the first spray arm body 3 and drives spray orifice 32 and six first washing spray orifices 33, wherein, the
One drives spray orifice 32 to be located on the side wall of the first spray arm body 3, and two first drive spray orifice 32 with regard to the rotation of the first spray arm body 3
Central shaft b is rotationally symmetrical, the opening up setting of six first washing spray orifices 33.Two second drives are opened up on second spray arm body 4
Dynamic spray orifice 42 and three second washing spray orifices 43, wherein, second drives spray orifice 42 to be located on the side wall of the second spray arm body 4, and two
Individual second drives spray orifice 42 rotationally symmetrical with regard to Pivot axle c of the second spray arm body 4, the opening of three second washing spray orifices 43
Upward.
The center of the first water inlet 31 of the first spray arm body 3 is provided with the first newel 34, the first water outlet of aqueduct 2
The center of mouth 22 is provided with first through hole 24.During installation, the first newel 34 is stretched through first through hole 24 from the bottom of aqueduct 2
Go out.The lower end of the first newel 34 is connected with the first splined shaft 35, and the center of first end gear 52 is provided with and the first splined shaft
First splined hole 521 of 35 adaptations, the first splined shaft 35 is pinned through after the first splined hole 521 with the first snap ring 522, is realized
First spray arm body 3 is fixedly connected with first end gear 52.
The center of the second water inlet 41 of the second spray arm body 4 is provided with the second newel 44, the second water outlet of aqueduct 2
The center of mouth 23 is provided with the second through hole 25.During installation, the second newel 44 is stretched through the second through hole 25 from the bottom of aqueduct 2
Go out.The lower end of the second newel 44 is connected with the second splined shaft 45, and the center of second end gear 53 is provided with and the second splined shaft
Second splined hole 531 of 45 adaptations, the second splined shaft 45 is pinned through after the second splined hole 531 with the second snap ring 532, is realized
Second spray arm body 4 is fixedly connected with second end gear 53.
Further, the bottom surface of aqueduct 2 is additionally provided with first gear jack-post 26 and second gear jack-post 27, first gear axle
Post 26 and second gear jack-post 27 are respectively used to install the first idler gear 54 and the second idler gear 55, first gear jack-post 26
Central shaft and the central shaft of second gear jack-post 27 i.e. be respectively the first idler gear 54 rotary shaft and the second idler gear 55
Rotary shaft.
The first washing washing spray orifice 43 of spray orifice 33 and second is moved along pintongs flower-shape trajectory.As shown in Figure 9 and Figure 10,
First washing spray orifice 33 forms first group of kidney shape trajectory and meets following parametric equation：X=R1*cos(a)+D1* cos (5*a), y
=R1*sin(a)+D1* sin (5*a), wherein, a is the angle that aqueduct 2 is turned over, the i.e. revolution angle of the first spray arm body 3；R1For
Pivot axle b of the first spray arm body 3 to Pivot axle a of aqueduct 2 distance, i.e. revolution-radius of the first spray arm body 3
100mm；D1For the distance of Pivot axle b of the first washing spray arm of spray orifice 33 to the first body 3.
As shown in figure 11, second group of kidney shape trajectory that the second washing spray orifice 43 is formed meets following parametric equation：X=
R2*cos(b)+D2* cos (5*b), y=R2*sin(b)+D2* sin (5*b), wherein, b is the angle that aqueduct 2 is turned over, i.e., the
The revolution angle of two spray arm bodies 4；R2For the second spray arm body 4 Pivot axle c to Pivot axle a of aqueduct 2 distance,
That is the revolution-radius 180mm of the second spray arm body 4；D2For the second washing spray arm of spray orifice 43 to the second body 4 Pivot axle c away from
From.Also, R values are bigger, the petal of the pintongs flower-shape line of generation gets over evagination.
Wherein, there is phase angle between the pintongs flower-shape line that the first washing washing spray orifice 43 of spray orifice 33 and second is formed
Degree, phase difference angle is equal to the line of Pivot axle b of the first washing spray arm body 3 of spray orifice 33 and first and the second washing spray orifice
43 and second spray arm body 4 Pivot axle line between angle 1/4.I.e. when the first washing spray orifice 33 and second is washed
Spray orifice 43 is located at the relative both sides of aqueduct 2, the phase difference angle between its two pintongs flower-shape line for being formed with 45 °.
When washing spray orifice (the first washing washing spray orifice 43 of spray orifice 33 or second) is in spray arm body (the first spray arm body 3 or the
Two spray arm bodies 4) the straight line that sends of pivot on, then wash spray orifice and be defined as same group of washing spray orifice.The present embodiment
In the first spray arm body 3 and the second spray arm body 4 on be provided with two groups of washing spray orifices.Wherein, two group first of the first spray arm body 3 is washed
Two groups of pintongs flower-shape lines for forming that phase difference is 45 ° between spray orifice 33 are washed, as shown in Figure 9 and Figure 10.On second spray arm body 4 two
The pintongs flower-shape line that group second washs the formation of spray orifice 43 is as shown in figure 11.Also, on the first spray arm body 3 and the second spray arm body 4 all
There is one of which to wash spray orifice, four petals of its pintongs flower-shape line for being formed are just against foursquare four angles.
To sum up, as shown in figure 12, the first spray arm body 3 covers foursquare center major part region, and the second spray arm body 4 enters one
Step is supplemented and covers foursquare corner areas, both superpositions, it is possible to achieve larger range of to square washing zone to cover
Lid.
Spray arm component 100 according to embodiments of the present invention, by the way that driving means 5 are set to into one group there is specific cooperation to close
The gear mechanism of system so that the first spray arm body 3 being connected with first end gear 52 and be connected with second end gear 53
Two spray arm bodies 4 are respectively formed rotating ratio 5:1 rotation and revolution, i.e. rotation are identical with revolution direction, and autorotation speed is revolution speed
5 times.Now, the washing spray orifice on the first spray arm body 3 and the second spray arm body 4 is moved along pintongs flower-shape trajectory so that washed
Wash spray orifice water spray washing and cover wider.
The dish-washing machine of embodiment according to a second aspect of the present invention, including：Inner bag and spray arm component 100, spray arm component 100 sets
In inner bag, spray arm component 100 is the spray arm component 100 according to above-mentioned first aspect embodiment of the invention.
Other of dish-washing machine according to embodiments of the present invention are constituted and operated for those of ordinary skills
All it is known, is not detailed herein.
Dish-washing machine according to embodiments of the present invention, by the spray arm component 100 for arranging above-mentioned first aspect embodiment, so as to
Improve the overall performance of dish-washing machine.
In describing the invention, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description, rather than indicates or imply that the device or element of indication must
With specific orientation, with specific azimuth configuration and operation, therefore must be not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In describing the invention, " multiple " are meant that two or more,
Unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or it is integral；Can be that machinery connects
Connect, or electrically connect, can also be communication；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be with
It is connection or the interaction relationship of two elements of two element internals.For the ordinary skill in the art, may be used
To understand above-mentioned term concrete meaning in the present invention as the case may be.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be with office
Combine in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area
Art personnel can be tied the feature of the different embodiments or example described in this specification and different embodiments or example
Close and combine.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
These embodiments can be carried out with various changes, modification, replacement and modification in the case of the principle and objective that depart from the present invention, this
The scope of invention is limited by claim and its equivalent.
Claims (10)
1. a kind of spray arm component, it is characterised in that include：
Spray arm seat；
Aqueduct, the aqueduct is rotatably provided on the spray arm seat, and the aqueduct is provided with rotatable and mutually divides
From the first spray arm body and the second spray arm body, the first spray arm body connects the spray arm with being equipped with the second spray arm body
Seat driving spray orifice and washing spray orifice, the Pivot axle of the aqueduct, the Pivot axle of the first spray arm body and
The Pivot axle of the second spray arm body is parallel to each other and misaligned,
Driving means, the driving means include：
Fixed gear, the fixed gear is located on the spray arm seat with being relatively fixed, and the axis of the fixed gear and the water guide
The pivot overlapping of axles of pipe；
First end gear, the first end gear is coaxial with the first spray arm body and is relatively fixed, the first end
Gear is connected with the fixed gear；
Second end gear, the second end gear is coaxial with the second spray arm body and is relatively fixed, the second end
Gear is connected with the fixed gear.
2. spray arm component according to claim 1, it is characterised in that in the first end gear and second end gear
Any one be 1 with the gear ratio of the fixed gear:4.
3. spray arm component according to claim 2, it is characterised in that the first end gear and the second end tooth
The steering of wheel is identical.
4. the spray arm component according to any one of claim 1-3, it is characterised in that the first end gear with it is described
Fixed gear is engaged, and the first idler gear and the second idler gear, institute are provided between the second end gear and the fixed gear
State the first idler gear to engage with the fixed gear and second idler gear respectively, the second end gear and described
Two idler gears are engaged.
5. spray arm component according to claim 4, it is characterised in that the second end gear, first center tooth
Wheel and second idler gear have identical modulus, the number of teeth and reference diameter.
6. spray arm component according to claim 4, it is characterised in that the fixed gear, first idler gear, described
Second idler gear, the first end gear and the second end gear are arranged along a straight line.
7. the spray arm component according to any one of claim 1-6, it is characterised in that the driving means are arranged at described
The lower section of aqueduct.
8. the spray arm component according to any one of claim 1-6, it is characterised in that the fixed gear inner side offers ring
Multiple snap fits of shape arrangement, and the plurality of snap fit engages with the aqueduct.
9. the spray arm component according to any one of claim 1-6, it is characterised in that the water inlet insertion of the aqueduct
The spray arm seat.
10. a kind of dish-washing machine, it is characterised in that include：
Inner bag；
Spray arm component, the spray arm component is located in the inner bag, and the spray arm component is according to any one of claim 1-9
Described spray arm component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611250096.2A CN106618426A (en) | 2016-12-29 | 2016-12-29 | Spraying arm assembly and dish-washing machine with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611250096.2A CN106618426A (en) | 2016-12-29 | 2016-12-29 | Spraying arm assembly and dish-washing machine with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106618426A true CN106618426A (en) | 2017-05-10 |
Family
ID=58836585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611250096.2A Pending CN106618426A (en) | 2016-12-29 | 2016-12-29 | Spraying arm assembly and dish-washing machine with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106618426A (en) |
Cited By (8)
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| CN107374541A (en) * | 2017-07-25 | 2017-11-24 | 佛山市顺德区美的洗涤电器制造有限公司 | Spray arm component and dish-washing machine |
| WO2019037990A1 (en) * | 2017-08-25 | 2019-02-28 | Arcelik Anonim Sirketi | A dishwasher with improved washing performance |
| CN109604236A (en) * | 2019-01-20 | 2019-04-12 | 万天霞 | A kind of metal parts runner cleaning device of fire protection electric equipment |
| CN110419999A (en) * | 2019-07-25 | 2019-11-08 | 中山市博慧电器有限公司 | A kind of gushing arm of sprinkling seat rotation and revolution |
| CN110694415A (en) * | 2019-11-13 | 2020-01-17 | 陈中秋 | Environment-friendly electric dust removal equipment for building site |
| CN111227749A (en) * | 2018-11-29 | 2020-06-05 | 宁波方太厨具有限公司 | Rotary spray arm for cleaning machine and cleaning machine applying rotary spray arm |
| US10743740B2 (en) | 2018-07-19 | 2020-08-18 | Whirlpool Corporation | Dishwasher with spray system assembly |
| CN110419999B (en) * | 2019-07-25 | 2024-06-07 | 广东广美工贸有限公司 | Spray arm with rotation and revolution of water spraying seat |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107374541A (en) * | 2017-07-25 | 2017-11-24 | 佛山市顺德区美的洗涤电器制造有限公司 | Spray arm component and dish-washing machine |
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| CN111227749A (en) * | 2018-11-29 | 2020-06-05 | 宁波方太厨具有限公司 | Rotary spray arm for cleaning machine and cleaning machine applying rotary spray arm |
| CN109604236A (en) * | 2019-01-20 | 2019-04-12 | 万天霞 | A kind of metal parts runner cleaning device of fire protection electric equipment |
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| CN110419999A (en) * | 2019-07-25 | 2019-11-08 | 中山市博慧电器有限公司 | A kind of gushing arm of sprinkling seat rotation and revolution |
| CN110419999B (en) * | 2019-07-25 | 2024-06-07 | 广东广美工贸有限公司 | Spray arm with rotation and revolution of water spraying seat |
| CN110694415A (en) * | 2019-11-13 | 2020-01-17 | 陈中秋 | Environment-friendly electric dust removal equipment for building site |
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Application publication date: 20170510 |