CN104887163A - Spraying arm assembly for dish washing machine - Google Patents
Spraying arm assembly for dish washing machine Download PDFInfo
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- CN104887163A CN104887163A CN201510364155.8A CN201510364155A CN104887163A CN 104887163 A CN104887163 A CN 104887163A CN 201510364155 A CN201510364155 A CN 201510364155A CN 104887163 A CN104887163 A CN 104887163A
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- runner
- spray arm
- water inlet
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- return connector
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Abstract
The invention discloses a spraying arm assembly for a dish washing machine. The spraying arm assembly comprises a water feeding tube in which a first runner and a second runner are arranged at intervals, a water distributing joint which is rotatably arranged on the water feeding tube, a spraying arm which is fixedly connected with the water distributing joint, and a reversing device which is connected with the water feeding tube, wherein a third runner and a fourth runner are arranged at intervals in the water distributing joint; the third runner is communicated with the first runner; the fourth runner is communicated with the second runner; a first thrust spraying hole for driving the spraying arm to rotate in the first direction, and a second thrust spraying hole for driving the spraying arm to rotate in the second direction are arranged at intervals on the spraying arm, wherein the second direction is opposite to the first direction; the first thrust spraying hole is communicated with the third runner; the second thrust spraying hole is communicated with the fourth runner. According to the spraying arm assembly, the first runner and the second runner are alternatively communicated with a water source through the reversing device so as to achieve bidirectional rotating of the spraying arm.
Description
Technical field
The present invention relates to washing technical field of electric appliances, particularly a kind of spray arm assembly for dish-washing machine.
Background technology
Dish-washing machine is a kind of intelligent electrical apparatus replacing manual cleaning tableware, refers to domestic bowl-washing specially here.Normally, dish-washing machine is the current spraying HTHP by rotating spray arm, tableware is carried out to the flush clean of three-dimensional all-directional, in conjunction with soaking, decomposing, soak the effects such as expanded, reaches clean and degerming double effects.
According to present case, in dish-washing machine, the horizontal revolving motion of spray arm is normally directed, namely spray arm rotates all the time in the same direction, therefore spray arm is also spray with equidirectional all the time to wash away tableware, single mode of washing will cause may occurring between tableware the position that some washings can not arrive, and causes the situation that local is owed washing or do not washed clean.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, the invention reside in and propose a kind of spray arm assembly for dish-washing machine, spray arm bidirectional rotation can be realized.
According to the spray arm assembly for dish-washing machine of the embodiment of the present invention, comprising: water inlet pipe, in described water inlet pipe, limit isolated first flow and the second runner; Return connector, described return connector is rotatably located on described water inlet pipe, limits isolated 3rd runner and the 4th runner in described return connector, and described 3rd runner is communicated with described first flow, described 4th runner and described second flow passage; Spray arm, described spray arm and described return connector affixed, described spray arm is provided with spaced the first thrust spray orifice for driving described spray arm to rotate along first direction and the second thrust spray orifice for driving described spray arm to rotate along second direction, described second direction is the opposite direction of described first direction, described first thrust spray orifice is communicated with described 3rd runner, and described second thrust spray orifice is communicated with described 4th runner; Reversing arrangement, described reversing arrangement is connected with described water inlet pipe for making one in described first flow and described second runner to connect water source.
According to the spray arm assembly for dish-washing machine of the embodiment of the present invention, make first flow and the second runner be switched in alternation water source by reversing arrangement, the bidirectional rotation of spray arm can be realized.
In addition, the spray arm assembly for dish-washing machine according to the above embodiment of the present invention, can also have following additional technical characteristic:
According to one embodiment of present invention, the cylindrical shape of described return connector, described 3rd runner and described 4th runner all extend along the axis direction of described return connector, and the entrance of described 3rd runner and described 4th runner to enter the axis direction of return connector described in opening's edge spaced apart, the outlet of described first flow and the outlet of described second runner spaced apart along the axis direction of described return connector, the entrance of any one in described 3rd runner and described 4th runner include one or circumference along described return connector spaced apart multiple.
According to one embodiment of present invention, described 3rd runner and described 4th runner in described return connector from inside to outside interval arrange, described 4th runner is around described 3rd runner, and the sectional area of described 3rd runner and described 4th runner is identical or different.
According to one embodiment of present invention, one end of described return connector is rotatably set in the end of described water inlet pipe, the perisporium of described return connector is provided with flange, described flange is against on the end face of described water inlet pipe, the end of described water inlet pipe is provided with connecting ring, described connecting ring is connected with described water inlet pipe and locks described flange, and the other end of described return connector passes described connecting ring and described spray arm is affixed.
According to one embodiment of present invention, the middle part of described spray arm is provided with inlet opening, the end of described return connector is stretched in described inlet opening affixed with described spray arm, and the outlet of described 3rd runner and the outlet of described 4th runner are formed on the end that described return connector stretches in described spray arm.
According to one embodiment of present invention, dividing plate is provided with in described spray arm, described dividing plate limits at least side of the described inlet opening of described spray arm along spaced apart first inner chamber of described first direction and the second inner chamber, described first inner chamber is communicated with the first thrust spray orifice with described 3rd runner respectively, and described second inner chamber is communicated with the second thrust spray orifice with described 4th runner respectively.
According to one embodiment of present invention, every side of the described inlet opening of described spray arm is all formed with described first inner chamber and described second inner chamber, and each end of described spray arm is all formed and is arranged in described spray arm along the described first thrust spray orifice of the relative both sides of first direction and described second thrust spray orifice.
According to one embodiment of present invention, described reversing arrangement comprises: spin, valve body, annular channel is formed in described valve body, described spin is located in described valve body along described annular channel movably, described valve body is formed with the first delivery port and the second delivery port that are communicated with described annular channel, and described valve body is also formed is communicated with described annular channel for making current enter in described annular channel to drive the first water inlet of the first delivery port described in described spin shutoff and for making current enter in described annular channel the second water inlet driving the second delivery port described in described spin shutoff, described first delivery port is communicated with described first flow, described second delivery port is communicated with described second runner.
According to one embodiment of present invention, described annular channel comprises and connecting successively and the first passage extended all along the vertical direction, second channel, third channel and four-way, the lower end of described first passage is communicated with described first water inlet and upper end is communicated with described first delivery port, the lower end of described second channel is communicated with described second water inlet and upper end is communicated with described first delivery port, the lower end of described third channel is communicated with described second water inlet and upper end is communicated with described second delivery port, the lower end of described four-way is communicated with described first water inlet and upper end is communicated with described second delivery port, the lower end of described first passage and described first water inlet consistency from top to bottom, the upper end of described second channel and described first delivery port consistency from top to bottom, the lower end of described third channel and described second water inlet consistency from top to bottom, the upper end of described four-way and described second delivery port consistency from top to bottom.
According to one embodiment of present invention, described first water inlet and described second water inlet horizontal interval are arranged, described first delivery port and described second delivery port be positioned at described first water inlet and described second water inlet direction and vertically interval arrange, described valve body is provided with the water source interface be communicated with described second water inlet with described first water inlet respectively.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the spray arm assembly of one embodiment of the invention.
Fig. 2 is the partial sectional view of the spray arm assembly of one embodiment of the invention.
Fig. 3 is the close-up schematic view that Fig. 2 centre circle shows E.
Fig. 4 is the partial sectional view of the return connector of the spray arm assembly of one embodiment of the invention.
Fig. 5 is the partial sectional view of the water inlet pipe of the spray arm assembly of one embodiment of the invention.
Fig. 6 is the schematic diagram of the spray arm of the spray arm assembly of one embodiment of the invention.
Fig. 7 is the partial sectional view of the spray arm of the spray arm assembly of one embodiment of the invention.
Fig. 8 is the schematic diagram of the connecting ring of the spray arm assembly of one embodiment of the invention.
Fig. 9 is the schematic diagram of the reversing arrangement of the spray arm assembly of one embodiment of the invention.
Figure 10 is the sectional view of Fig. 9 middle section F-F, and wherein, the solid arrow in annular channel shows the motion track of spin.
Reference numeral:
Spray arm assembly 1,
Water inlet pipe 11, first flow 1011, the second runner 1012, the outlet B1 of first flow 1011, the outlet B2 of the second runner 1012, connecting ring 111, card convex 112,
Return connector 12, the 3rd runner the 1013, four runner 1014, the entrance A3 of axis the 122, three runner 1013 of return connector 12, the entrance A4 of the 4th runner 1014, flange 121,
Spray arm 13, the first thrust spray orifice 1021, second thrust spray orifice 1022, inlet opening 108, the first inner chamber 1041, second inner chamber 1042, dividing plate 131, washing spray orifice 1023, limbers 1081,
Reversing arrangement 14, valve body 141, spin 142, annular channel 107, the first water inlet 1051, second water inlet 1052, first delivery port 1061, second delivery port 1062, first passage 1071, second channel 1072, third channel 1073, four-way 1074, water source interface 1075.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Composition graphs 1 to Fig. 3, the present invention proposes a kind of spray arm assembly 1 for dish-washing machine, comprising: water inlet pipe 11, return connector 12, spray arm 13 and reversing arrangement 14.
Specifically, isolated first flow 1011 and the second runner 1012 is limited in water inlet pipe 11.Return connector 12 is rotatably located on water inlet pipe 11, limits isolated 3rd runner 1013 and the 4th runner the 1014, three runner 1013 is communicated with first flow 1011 in return connector 12, and the 4th runner 1014 is communicated with the second runner 1012.Spray arm 13 is affixed with return connector 12, and spray arm 13 is provided with spaced first thrust spray orifice 1021 and the second thrust spray orifice 1022.Wherein, the first thrust spray orifice 1021 rotates along first direction for driving spray arm 13, and that is, current rotate from driving spray arm 13 in the first thrust spray orifice 1021 during ejection along first direction (the direction C with reference to Fig. 1); Second thrust spray orifice 1022 rotates along second direction (the direction D with reference in Fig. 1) for driving spray arm 13, and that is, current will drive spray arm 13 to rotate along second direction from the second thrust spray orifice 1022 during ejection.Described second direction is the opposite direction of described first direction, and the first thrust spray orifice 1021 is communicated with the 3rd runner 1013, and the second thrust spray orifice 1022 is communicated with the 4th runner 1014.Reversing arrangement 14 is connected with water inlet pipe 11 for making one in first flow 1011 and the second runner 1012 to connect water source.
In spray arm assembly 1 use procedure, first flow 1011 in water inlet pipe 11 is controlled or the second runner 1012 connects water source: when first flow 1011 connects water source (water of such as washing pump pumping) by reversing arrangement 14, current spray from the first thrust spray orifice 1021 through first flow 1011 and the 3rd runner 1013, and the direction thrust of current will promote spray arm 13 and rotate along first direction; When the second runner 1012 connects water source (water of such as washing pump pumping), current spray from the second thrust spray orifice 1022 through the second runner 1012 and the 4th runner 1014, and the direction thrust of current will promote spray arm 13 and rotate along second direction.
According to the spray arm assembly 1 for dish-washing machine of the embodiment of the present invention, make first flow 1011 and the second runner 1012 be switched in alternation water source by reversing arrangement 14, the bidirectional rotation of spray arm 13 can be realized.
In addition, the bidirectional rotation of spray arm 13 makes the water of ejection in spray arm with different direction jet douche tablewares, the water flow jet of different directions can increase the scope of cleaning, thus make the clean range of spray arm assembly 1 large and effective, cover each position on tableware better, thus realize washing cleaning effect thoroughly more comprehensively.
Wherein, with reference to Fig. 1, first direction is clockwise (the direction C with reference in Fig. 1), and second direction is counterclockwise (the direction D with reference in Fig. 1), certainly, also can be first direction for counterclockwise and second direction for clockwise.
Composition graphs 3 to Fig. 5, in some embodiments of the invention, the cylindrical shape of return connector 12, 3rd runner 1013 and the 4th runner 1014 all along the axis direction of return connector 12 (along the bearing of trend of the axis 122 of return connector in Fig. 3 or Fig. 4 12, namely the above-below direction in Fig. 3) extend, and the entrance A4 of the entrance A3 of the 3rd runner 1013 and the 4th runner 1014 is spaced apart along the axis direction of return connector 12, the outlet B1 of the first flow 1011 and outlet B2 of the second runner 1012 is spaced apart along the axis direction of return connector 12, connect to facilitate runner corresponding in return connector 12 rotary course.
As Fig. 3 and Fig. 4, return connector 12 extends along the vertical direction, and the entrance B1 of the entrance A1 of the 3rd runner 1013 and the 4th runner 1014 arranges at interval along the vertical direction.The entrance of any one in 3rd runner 1013 and the 4th runner 1014 include one or circumference along return connector 12 spaced apart multiple.Thus convenient in the rotary course of return connector 12, corresponding runner is connected.
Further, as Fig. 3 and Fig. 4, the 3rd runner 1013 and the 4th runner 1014 in return connector 12 from inside to outside interval arrange, the 4th runner 1014 is around the 3rd runner 1013.3rd runner 1013 and the 4th runner 1014 connection and reasonable arrangement, convenience first flow 1011 in return connector 12 rotary course connects the first thrust spray orifice 1021 and the second runner 1012 connects the second thrust spray orifice 1022.Make waterflow stabilization, facilitate rotation and the flushing of spray arm 13.
Preferably, the 3rd runner 1013 is identical with the sectional area (namely perpendicular to the area of section of the axis 122 of return connector 12) of the 4th runner 1014.Certain 3rd runner 1013 also can not be identical with the sectional area of the 4th runner 1014.
Certainly; also the 3rd runner 1013 and the 4th runner 1014 can be arranged to other form; such as; 3rd runner 1013 and the 4th runner 1014 are arranged to form side by side; only need first flow 1011 in return connector 12 rotary course to connect the first thrust spray orifice 1021 and the second runner 1012 connects the second thrust spray orifice 1022, in above-described embodiment, can not limiting the scope of the invention be interpreted as to the description of the 3rd runner 1013 and the 4th runner 1014 setting position.
Further, composition graphs 2 and Fig. 3, one end (upper end with reference to return connector 12 in Fig. 3) of return connector 12 is rotatably set in the end of water inlet pipe 11, the perisporium of return connector 12 is provided with flange 121, flange 121 is against on the end face of water inlet pipe 11, the end of water inlet pipe 11 is provided with connecting ring 111, connecting ring 111 is connected with water inlet pipe 11 and locking flange 121, for limiting the movement of return connector 12 axis direction, it is affixed with spray arm 13 that the other end of return connector 12 (lower end with reference to return connector 12 in Fig. 3) passes connecting ring 111.
Preferably, composition graphs 3 to Fig. 5, the outer peripheral face of the end of water inlet pipe 11 is provided with card convex 112, connecting ring 111 and card convex 112 clamping.In addition, connecting ring 111 can also be threaded with water inlet pipe 11.
In addition, return connector 12 also can be other shapes, the shape, taper etc. of such as two ends evagination medial recess, and the position of the entrance A4 of the entrance A3 of the 3rd runner 1013 and the 4th runner 1014 also can be arranged in other position, and the position of the outlet B1 of first flow 1011 and the outlet B2 of the second runner 1012 is set accordingly.
Composition graphs 6 and Fig. 7, in some embodiments of the invention, the middle part of spray arm 13 is provided with inlet opening 108, the end of return connector 12 is stretched in inlet opening 108 affixed with spray arm 13, and the outlet B3 of the 3rd the runner 1013 and outlet B4 of the 4th runner 1014 is formed on the end that return connector 12 stretches in spray arm 13.Current are facilitated to enter in spray arm 13 via return connector 12.
Further, return connector 12 and spray arm 13 clamping.
Advantageously, with reference to Fig. 7, dividing plate 131 is provided with in spray arm 13, dividing plate 131 limits along spaced apart first inner chamber 1041 and the second inner chamber 1042 of first direction at least side (at least side with reference in the left side of inlet opening 108 in Fig. 7 and right side) of the inlet opening 108 of spray arm 13, first inner chamber 1041 is communicated with the first thrust spray orifice 1021 with the 3rd runner 1013 respectively, for the water water conservancy diversion of the 3rd runner 1013 is communicated with the second thrust spray orifice 1022 with the 4th runner 1014 respectively to the first thrust spray orifice 1021, second inner chamber 1042., for by the water water conservancy diversion of the second runner 1012 to the second thrust spray orifice 1022.
Further, with reference to Fig. 7, every side of the water inlet pipe 11 of spray arm 13 is all formed with the first inner chamber 1041 and the second inner chamber 1042, and each end of spray arm 13 is all formed and is arranged in first thrust spray orifice 1021 and the second thrust spray orifice 1022 of spray arm 13 along the relative both sides of first direction.Increase thrust, be convenient to drive spray arm 13 to rotate.
Preferably, composition graphs 2 to Fig. 7, spray arm 13 is the elongate in shape extended in left-right direction, the formation inlet opening, middle part 108 of spray arm 13, dividing plate 131 is located in spray arm 13 and along the length direction (left and right directions with reference in Fig. 7) of spray arm 13 and extends, dividing plate 131 limits isolated first inner chamber 1041 and the second inner chamber 1042 along clockwise direction in the left side (i.e. the left side of inlet opening 108) of spray arm 13, and the first inner chamber 1041 and the second inner chamber 1042 extend all in left-right direction; And limit isolated first inner chamber 1041 and the second inner chamber 1042 along clockwise direction on the right side (i.e. the right side of inlet opening 108) of spray arm 13, and the first inner chamber 1041 and the second inner chamber 1042 extend all in left-right direction.The week of inlet opening 108 is along being formed along first direction interval layout for connecting the interface of the 3rd runner 1013 and the first inner chamber 1041 and connection the 4th runner 1014 and the second inner chamber 1042.
Certainly, the present invention also only can arrange dividing plate 131 in the side of water inlet 105, in other words, is provided with dividing plate 131 and limits the first described inner chamber 1041 and the second inner chamber 1042 in one only in the left side and right side of the inlet opening 108 of spray arm 13.
Be understandable that, spray arm 13 can also be other shape, and such as spray arm 13 comprises the outside radiation from centre and along spray arms such as first direction spaced apart three, four or five.
Ring device 14 of the present invention can be the structure of reversing valve of solenoid directional control valve, pilot operated directional control valve and other form, in addition, the invention provides a kind of new reversing arrangement 14, specific as follows.
With reference to Fig. 9 and Figure 10, in some embodiments of the invention, reversing arrangement 14 comprises: valve body 141 and spin 142.Specifically, annular channel 107 is formed in valve body 141, spin 142 annularly runner 107 is located in valve body 141 movably, valve body 141 is formed with the first water inlet 1051, second water inlet 1052, first delivery port 1061 and the second delivery port 1062 be communicated with annular channel 107, first water inlet 1051 drives spin 142 shutoff first delivery port 1061, second water inlet 1052 to drive spin 142 shutoff second delivery port 1062 for making current enter in annular channel 107 for making current enter in annular channel 107.Wherein, the first delivery port 1061 is communicated with first flow 1011, and the second delivery port 1062 is communicated with the second runner 1012.That is, the current entered in valve body 141 from the first water inlet 1051 can drive ball shutoff first delivery port 1061, and now current can enter in the second runner 1012 via the second delivery port 1062; The current entered in valve body 141 from the second water inlet 1052 can drive ball shutoff second delivery port 1062, and now current can enter in first flow 1011 via the first delivery port 1061.
Further, with reference to Figure 10, annular channel 107 comprises and connecting successively and the first passage 1071 extended all along the vertical direction, second channel 1072, third channel 1073 and four-way 1074, the lower end of first passage 1071 is communicated with the first water inlet 1051 and upper end is communicated with the first delivery port 1061, the lower end of second channel 1072 is communicated with the second water inlet 1052 and upper end is communicated with the first delivery port 1061, the lower end of third channel 1073 is communicated with the second water inlet 1052 and upper end is communicated with the second delivery port 1062, the lower end of four-way 1074 is communicated with the first water inlet 1051 and upper end is communicated with the second delivery port 1062, the lower end of first passage 1071 and the first water inlet 1051 consistency from top to bottom, the upper end of second channel 1072 and the first delivery port 1061 consistency from top to bottom, the lower end of third channel 1073 and the second water inlet 1052 consistency from top to bottom, the upper end of four-way 1074 and the second delivery port 1062 consistency from top to bottom.
Specifically, such as, under initial situation, spin 142 is positioned at the first water inlet 1051 place:
The current entered from the first water inlet 1051 will promote spin 142 and move up, due to lower end and first water inlet 1051 consistency from top to bottom of first passage 1071, spin 142 will be moved on first passage 1071, and the first delivery port 1061 moved into place in first passage 1071 upper end, the first delivery port 1061 is closed;
Stop supplying water to the first water inlet 1051 and the second water inlet 1052, spin 142 drops downwards under gravity, due to upper end and first delivery port 1061 consistency from top to bottom of second channel 1072, the spin 142 of whereabouts moves down along second channel 1072 and moves to the second water inlet 1052 place;
The current entered from the second water inlet 1052 will promote spin 142 and move up, due to lower end and second water inlet 1052 consistency from top to bottom of third channel 1073, spin 142 will be moved on third channel 1073, and the second delivery port 1062 moved into place in third channel 1073 upper end, the second delivery port 1062 is closed;
Stop supplying water to the first water inlet 1051 and the second water inlet 1052, spin 142 drops downwards under gravity, due to upper end and second delivery port 1062 consistency from top to bottom of four-way 1074, the spin 142 of whereabouts moves down along four-way 1074 and moves to the first water inlet 1051 place.
The course of work of reversing arrangement 14 is described with a concrete example.
Specifically, composition graphs 1 to Figure 10, when spray arm assembly 1 works, spin 142 in reversing arrangement 14 rests in the first water inlet 1051 place when starting, when pump working, promotion spin 142 is moved to the first delivery port 1061 place by hydraulic pressure effect, and blocks the first delivery port 1061, and current will enter water inlet pipe 11 from the second delivery port 1062; Afterwards, water pump suspends, and spin 142 will be displaced downwardly to the second water inlet 1052 place in self gravitation effect and stop.Then, when water pump is reworked, promotion spin 142 is moved to the second delivery port 1062 place by hydraulic pressure effect, and blocks the second delivery port 1062, and current will enter water inlet pipe 11 from the first delivery port 1061; After this, water pump suspends again, and the first water inlet 1051 when getting back to beginning is stopped under self gravitation effect by spin 142, completes and once circulates.Along with time-out and the work of water pump, spray arm 13 will constantly carry out the switching of forward and reverse rotation.
Preferably, the first water inlet 1051 and the second water inlet 1052 horizontal interval are arranged, the first delivery port 1061 and the second delivery port 1062 be positioned at the first water inlet 1051 and the second water inlet 1052 direction and vertically interval arrange.
Valve body 141 is provided with the water source interface 1075 be communicated with the second water inlet 1052 with the first water inlet 1051 respectively.The first water inlet 1051 and the second water inlet 1052 can be connected by water source interface 1075 in water source.
The present invention can realize the object of automatic switchover spray arm rotating, achieves two bursts of same spray arm conveyings of current direction, and achieves the quick automatic switching of two kinds of runner schemes, drive rotating and reverse of spray arm accordingly.
Particularly, spray arm assembly 1 of the present invention comprises the spray arm 13 with inlet opening 108 and four hollow cavities, spray arm 13 both sides offers several washing spray orifice 1023 and thrust spray orifices.In addition, this spray arm assembly 1 also comprises return connector 12, water inlet pipe 11, connecting ring 111 and reversing arrangement 14.Wherein, dish-washing machine water system is connected to reversing arrangement 14, and reversing arrangement 14 and water inlet pipe 11 link together, and return connector 12 and spray arm 13 are installed and be consolidated, be connected on water inlet pipe 11 by connecting ring 111, therefore spray arm 13 can horizontally rotate together with return connector 12.
Further, spray arm 13 has hollow cavity, the first inner chamber 1041 and the second inner chamber 1042 is divided into by dividing plate 131, with reference to Fig. 6 and Fig. 7, inlet opening 108 is formed in the middle part of spray arm 13, dividing plate 131 is by equal for the both sides of spray arm former and later two chambeies of gap-forming, wherein the left side of spray arm 13 is formed along spaced apart first inner chamber 1041 and the second inner chamber 1042 of first direction, the right side of spray arm 13 is formed along spaced apart first inner chamber 1041 and the second inner chamber 1042 of first direction, each inner chamber is provided with limbers 1081 near position, inlet opening 108, four limbers 1081 are around inlet opening 108 and size is identical, correspond to 1/4th circles respectively.And by the effect of return connector 12, in spray arm 13, two cavity region of diagonal position are one group (i.e. first inner chamber 1041 one-tenth one group of the left and right sides, inlet opening 108, second inner chamber 1042 one-tenth one group of the left and right sides, inlet opening 108), corresponding to the first thrust spray orifice 1021 and the second thrust spray orifice 1022, rotate and reverse to drive spray arm 13.Spray arm 13 center is provided with a cylindrical space, in order to load the bottom of return connector 12, inlet opening 108 inwall offers four square depressions on the circumferential position of sustained height, in order to be clasped with the projection on return connector 12, to realize spray arm 13 and is connected with the consolidation of return connector 12.Spray arm 13 both sides offer several washing spray orifices 1023, each washing spray orifice 1023 is all communicated with former and later two inner chambers of homonymy, specifically, washing spray orifice 1023 on the left of spray arm 13 all with inlet opening 108 on the left of the first inner chamber 1041 and the second inner chamber 1042 connect, washing spray orifice 1023 on the right side of spray arm 13 all with inlet opening 108 on the right side of the first inner chamber 1041 and the second inner chamber 1042 connect, each inner chamber is also provided with thrust spray orifice separately simultaneously, rotates in order to promote spray arm 13.
Further, return connector 12 has upper and lower two parts, its middle and upper part divide into two separate regions from inside to outside, i.e. the 3rd runner 1013 (or claiming inner chamber) and the 4th runner 1014 (or claiming exocoel), the sectional area equal and opposite in direction in two chambeies, and be respectively equipped with two entrances, water flows into the 3rd runner 1013 and the 4th runner 1014 respectively from different entrances.The bottom of return connector 12 has then been divided into four regions, and each region is 1/4th circles, and is respectively equipped with outlet, and after return connector 12 loads spray arm 13, four outlets are respectively facing to four limbers 1081 of spray arm 13.Four tap holes are provided with between return connector 12 top and the bottom, exocoel in top is connected with four region conductings of bottom, specifically top inner chamber leads to two regions of Lower diagonal distribution by two tap holes and is communicated with two the first inner chambers 1041, and top exocoel then carries out conducting by two other region of two other tap hole and bottom and is communicated with two the second inner chambers 1042.Like this, return connector 12 just achieves a point water function, and two strands of current flow into return connector 12, different outlet of leading respectively.In addition, return connector 12 outside wall surface is also provided with four protruding buckles and a circle boss, and protruding buckle is in order to be connected with spray arm 13 consolidation, and boss is to be installed on water inlet pipe by return connector 12 by connecting ring.
Further, water inlet pipe 11 one end connects the reversing arrangement 14 be contained on internal cavity of bowl washer, and the other end connects return connector 12.The leading section of water inlet pipe 11 is turn round, and current, under this place turns to, flow to return connector 12.The bosom position of water inlet pipe 11 is provided with the dividing plate 131 of a level, and water inlet pipe 11 is divided into upper and lower two halves, i.e. first flow 1011 (or deserving to be called runner) and the second runner 1012 (or claiming lower flow channel).In the structure that the port of export of water inlet pipe 11 is a cylindrical shape, middle part is provided with a cylindrical space, in order to load the top of return connector 12, outside is annular runner, and the upper lower flow channel of water inlet pipe imports the front semi-ring region of the port of export and rear semi-ring region respectively.And, two-way runner at various height position offers the apopore of circumference respectively, each apopore circumferential span is half-turn, two outlet on top and bottom hole is connected with exocoel entrance in return connector 12 respectively, wherein top apopore guiding return connector 12 inner chamber, below apopore then leads return connector 12 exocoel.At water inlet pipe port of export outer surface, be also provided with six protruding buckles, in order to being fixedly connected with of connecting ring.In addition, water inlet pipe water inlet end is a Connection Block, in order to be installed on reversing arrangement 14 by water inlet pipe.
Further, as shown in Figure 8, connecting ring 111 center is a through hole, and through hole limit is provided with four sections of boss 1111, in order to coordinate with the flange 121 of return connector 12, and support return connector 12 and whole spray arm 13.The outside of connecting ring 111 is provided with six square holes, in order to be clasped with the projection of water inlet pipe 11 port of export.
Further, reversing arrangement 14 is contained on internal cavity of bowl washer, is two entrance double outlet structure, and two entrances of left and right distribution are all the water systems being communicated with dish-washing machine, and two of distributing up and down outlet is then communicated with the upper lower flow channel of water inlet pipe 11 respectively.Reversing arrangement 14 inside is provided with the annular channel of special shape, and runner connects two entrances and two outlets successively, and entrance and exit distributes alternately.Reversing arrangement 14 also comprises a spin 142, spin 142 moves along runner, specifically, when not working, spin 142 rests in porch under self gravitation effect, and when water pump supplies water to spray arm 13 device, spin 142 will rest in the position of outlet under the thrust of water, block corresponding outlet and runner, realize the switching of lower flow channel on water inlet pipe, thus achieve the switching of spray arm 13 rotating.
Again further, water inlet pipe 11 and connecting ring 111 are connected as one by buckle, refill on reversing arrangement 14, and return connector 12 and spray arm 13 are connected as one by buckle.Specifically, reversing arrangement 14, water inlet pipe 11 and connecting ring 111 are fixed part, and spray arm 13 is moving component together with return connector 12, can carry out forward and reverse horizontal revolving motion on connecting ring around central shaft.
Finally, composition graphs 1 to Figure 10, the motion mode of upper spray arm 13 device provided by the invention is described below: rest in the first water inlet 1051 place when the spin 142 in reversing arrangement 14 starts, when pump working, promotion spin 142 is moved to the first delivery port 1061 place by hydraulic pressure effect, and block the first delivery port 1061, now the upper runner in water inlet pipe 11 will be connected, water will flow into the inner chamber of return connector 12 by water inlet pipe 11, then flow into the first inner chamber 1041 of spray arm 13 left and right sides, drive spray arm 13 to turn clockwise; Afterwards, water pump suspends, and spin 142 will be displaced downwardly to the second water inlet 1052 place in self gravitation effect and stop.Then, when water pump is reworked, promotion spin 142 is moved to the second delivery port 1062 place by hydraulic pressure effect, and block the second delivery port 1062, now the lower flow channel in water inlet pipe 11 will be connected, water will flow into the exocoel of return connector 12 by water inlet pipe 11, then flow into the second inner chamber 1042 of spray arm 13 left and right sides, drives spray arm 13 to transfer to and is rotated counterclockwise; After this, water pump suspends again, and the first water inlet 1051 when getting back to beginning is stopped under self gravitation effect by spin 142, completes and once circulates.As shown in the figure, in so week and returning, along with time-out and the work of water pump, spray arm 13 will constantly carry out the switching of forward and reverse rotation to the movement locus of spin 142 in reversing arrangement 14.
Therefore, spray arm 13 device can, by the time-out of water pump and work, drive spin 142 in reversing arrangement 14 to move, thus the runner selecting conducting different, makes spray arm 13 correspondingly clockwise or be rotated counterclockwise.Same spray arm 13 rotating hydro-peening, achieves and cleans the multi-angle hydro-peening of tableware, thus reaches the object improved and clean effect and improve detersive efficiency.
In addition, the invention allows for a kind of dish-washing machine with this spray arm assembly.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (10)
1., for a spray arm assembly for dish-washing machine, it is characterized in that, comprising:
Water inlet pipe, limits isolated first flow and the second runner in described water inlet pipe;
Return connector, described return connector is rotatably located on described water inlet pipe, limits isolated 3rd runner and the 4th runner in described return connector, and described 3rd runner is communicated with described first flow, described 4th runner and described second flow passage;
Spray arm, described spray arm and described return connector affixed, described spray arm is provided with spaced the first thrust spray orifice for driving described spray arm to rotate along first direction and the second thrust spray orifice for driving described spray arm to rotate along second direction, described second direction is the opposite direction of described first direction, described first thrust spray orifice is communicated with described 3rd runner, and described second thrust spray orifice is communicated with described 4th runner;
Reversing arrangement, described reversing arrangement is connected with described water inlet pipe for making one in described first flow and described second runner to connect water source.
2. the spray arm assembly for dish-washing machine according to claim 1, it is characterized in that, the cylindrical shape of described return connector, described 3rd runner and described 4th runner all extend along the axis direction of described return connector, and the entrance of described 3rd runner and described 4th runner to enter the axis direction of return connector described in opening's edge spaced apart, the outlet of described first flow and the outlet of described second runner spaced apart along the axis direction of described return connector, the entrance of any one in described 3rd runner and described 4th runner include one or circumference along described return connector spaced apart multiple.
3. the spray arm assembly for dish-washing machine according to claim 2, it is characterized in that, described 3rd runner and described 4th runner in described return connector from inside to outside interval arrange, described 4th runner is around described 3rd runner, and the sectional area of described 3rd runner and described 4th runner is identical or different.
4. the spray arm assembly for dish-washing machine according to claim 2, it is characterized in that, one end of described return connector is rotatably set in the end of described water inlet pipe, the perisporium of described return connector is provided with flange, described flange is against on the end face of described water inlet pipe, the end of described water inlet pipe is provided with connecting ring, and described connecting ring is connected with described water inlet pipe and locks described flange, and the other end of described return connector passes described connecting ring and described spray arm is affixed.
5. the spray arm assembly for dish-washing machine according to any one of claim 1-4, it is characterized in that, the middle part of described spray arm is provided with inlet opening, the end of described return connector is stretched in described inlet opening affixed with described spray arm, and the outlet of described 3rd runner and the outlet of described 4th runner are formed on the end that described return connector stretches in described spray arm.
6. the spray arm assembly for dish-washing machine according to claim 5, it is characterized in that, dividing plate is provided with in described spray arm, described dividing plate limits at least side of the described inlet opening of described spray arm along spaced apart first inner chamber of described first direction and the second inner chamber, described first inner chamber is communicated with the first thrust spray orifice with described 3rd runner respectively, and described second inner chamber is communicated with the second thrust spray orifice with described 4th runner respectively.
7. the spray arm assembly for dish-washing machine according to claim 6, it is characterized in that, every side of the described inlet opening of described spray arm is all formed with described first inner chamber and described second inner chamber, and each end of described spray arm is all formed and is arranged in described spray arm along the described first thrust spray orifice of the relative both sides of first direction and described second thrust spray orifice.
8. the spray arm assembly for dish-washing machine according to any one of claim 1-7, it is characterized in that, described reversing arrangement comprises:
Spin;
Valve body, annular channel is formed in described valve body, described spin is located in described valve body along described annular channel movably, described valve body is formed with the first delivery port and the second delivery port that are communicated with described annular channel, and described valve body is also formed is communicated with described annular channel for making current enter in described annular channel to drive the first water inlet of the first delivery port described in described spin shutoff and for making current enter in described annular channel the second water inlet driving the second delivery port described in described spin shutoff, described first delivery port is communicated with described first flow, described second delivery port is communicated with described second runner.
9. the spray arm assembly for dish-washing machine according to claim 8, it is characterized in that, described annular channel comprises and connecting successively and the first passage extended all along the vertical direction, second channel, third channel and four-way, the lower end of described first passage is communicated with described first water inlet and upper end is communicated with described first delivery port, the lower end of described second channel is communicated with described second water inlet and upper end is communicated with described first delivery port, the lower end of described third channel is communicated with described second water inlet and upper end is communicated with described second delivery port, the lower end of described four-way is communicated with described first water inlet and upper end is communicated with described second delivery port, the lower end of described first passage and described first water inlet consistency from top to bottom, the upper end of described second channel and described first delivery port consistency from top to bottom, the lower end of described third channel and described second water inlet consistency from top to bottom, the upper end of described four-way and described second delivery port consistency from top to bottom.
10. the spray arm assembly for dish-washing machine according to claim 8 or claim 9, it is characterized in that, described first water inlet and described second water inlet horizontal interval are arranged, described first delivery port and described second delivery port be positioned at described first water inlet and described second water inlet direction and vertically interval arrange, described valve body is provided with the water source interface be communicated with described second water inlet with described first water inlet respectively.
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| CN201510364155.8A CN104887163B (en) | 2015-06-25 | 2015-06-25 | Gushing arm component for dish-washing machine |
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| CN201510364155.8A CN104887163B (en) | 2015-06-25 | 2015-06-25 | Gushing arm component for dish-washing machine |
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| CN104887163A true CN104887163A (en) | 2015-09-09 |
| CN104887163B CN104887163B (en) | 2018-05-01 |
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| CN201510364155.8A Active CN104887163B (en) | 2015-06-25 | 2015-06-25 | Gushing arm component for dish-washing machine |
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| CN105231970A (en) * | 2015-10-23 | 2016-01-13 | 佛山市顺德区美的洗涤电器制造有限公司 | Spray arm assembly used for dish-washing machine |
| CN105231971A (en) * | 2015-10-27 | 2016-01-13 | 佛山市顺德区美的洗涤电器制造有限公司 | Spray arm water pipe assembly of dish-washing machine and dish-washing machine provided therewith |
| CN106606339A (en) * | 2017-02-13 | 2017-05-03 | 珠海格力电器股份有限公司 | Dish washer |
| CN107970008A (en) * | 2017-12-29 | 2018-05-01 | 珠海格力电器股份有限公司 | Gushing arm structure and the dish-washing machine for including it |
| CN108903878A (en) * | 2018-07-11 | 2018-11-30 | 佛山市顺德区美的洗涤电器制造有限公司 | The spraying system and its control mode and dish-washing machine of dish-washing machine |
| CN109124519A (en) * | 2017-06-28 | 2019-01-04 | 青岛海尔洗碗机有限公司 | A kind of middle spray structure and the dish-washing machine with the structure |
| CN109259693A (en) * | 2018-11-14 | 2019-01-25 | 佛山市顺德区美的洗涤电器制造有限公司 | Gushing arm component and dish-washing machine for dish-washing machine |
| CN109700405A (en) * | 2019-02-28 | 2019-05-03 | 佛山市顺德区美的洗涤电器制造有限公司 | Gushing arm component and washing facility |
| CN110680258A (en) * | 2018-07-04 | 2020-01-14 | 青岛海尔洗碗机有限公司 | Dish washer spray set and dish washer |
| CN110856641A (en) * | 2018-08-24 | 2020-03-03 | 青岛海尔洗碗机有限公司 | Water diversion mechanism of sprayer and dish washing machine |
| CN112471998A (en) * | 2019-09-12 | 2021-03-12 | 青岛海尔洗碗机有限公司 | Spraying structure and dish washing machine |
| CN113662487A (en) * | 2021-09-06 | 2021-11-19 | 北京红岸水滴科技发展有限公司 | Wash arm component |
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| CN105231970B (en) * | 2015-10-23 | 2018-01-12 | 佛山市顺德区美的洗涤电器制造有限公司 | Spray arm component for dish-washing machine |
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| CN106606339A (en) * | 2017-02-13 | 2017-05-03 | 珠海格力电器股份有限公司 | Dish washer |
| CN109124519B (en) * | 2017-06-28 | 2023-01-03 | 青岛海尔洗碗机有限公司 | Well spray structure and have dish washer of this structure |
| CN109124519A (en) * | 2017-06-28 | 2019-01-04 | 青岛海尔洗碗机有限公司 | A kind of middle spray structure and the dish-washing machine with the structure |
| CN107970008A (en) * | 2017-12-29 | 2018-05-01 | 珠海格力电器股份有限公司 | Gushing arm structure and the dish-washing machine for including it |
| CN110680258A (en) * | 2018-07-04 | 2020-01-14 | 青岛海尔洗碗机有限公司 | Dish washer spray set and dish washer |
| CN108903878B (en) * | 2018-07-11 | 2021-04-20 | 佛山市顺德区美的洗涤电器制造有限公司 | Spraying system of dish washing machine, control method of spraying system and dish washing machine |
| CN108903878A (en) * | 2018-07-11 | 2018-11-30 | 佛山市顺德区美的洗涤电器制造有限公司 | The spraying system and its control mode and dish-washing machine of dish-washing machine |
| CN110856641A (en) * | 2018-08-24 | 2020-03-03 | 青岛海尔洗碗机有限公司 | Water diversion mechanism of sprayer and dish washing machine |
| CN109259693A (en) * | 2018-11-14 | 2019-01-25 | 佛山市顺德区美的洗涤电器制造有限公司 | Gushing arm component and dish-washing machine for dish-washing machine |
| CN109700405A (en) * | 2019-02-28 | 2019-05-03 | 佛山市顺德区美的洗涤电器制造有限公司 | Gushing arm component and washing facility |
| CN112471998A (en) * | 2019-09-12 | 2021-03-12 | 青岛海尔洗碗机有限公司 | Spraying structure and dish washing machine |
| CN112471998B (en) * | 2019-09-12 | 2024-03-29 | 青岛海尔洗碗机有限公司 | Spraying structure and dish washer |
| CN113662487A (en) * | 2021-09-06 | 2021-11-19 | 北京红岸水滴科技发展有限公司 | Wash arm component |
| CN113662487B (en) * | 2021-09-06 | 2022-05-27 | 北京红岸水滴科技发展有限公司 | Wash arm component |
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Effective date of registration: 20161201 Address after: 528311 Beijiao, Guangdong, Shunde Town, Hong Kong Road, No. 20 Applicant after: FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING Co.,Ltd. Address before: 241009 Wuhu economic and Technological Development Zone, Anhui Province Export Processing Zone Applicant before: Wuhu Midea Washing Appliance Manufacturing Co.,Ltd. |
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Inventor after: Li Mingfeng Inventor after: Jin Bingkui Inventor after: Yang Lin Inventor before: Li Mingfeng |
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Effective date of registration: 20230306 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 528311 20 Beijiao Road, Beijiao Town, Shunde District, Foshan, Guangdong Patentee before: FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING Co.,Ltd. |
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