CN109730606B - Spray arm assembly of dish washer and dish washer that has it - Google Patents
Spray arm assembly of dish washer and dish washer that has it Download PDFInfo
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- CN109730606B CN109730606B CN201910189298.8A CN201910189298A CN109730606B CN 109730606 B CN109730606 B CN 109730606B CN 201910189298 A CN201910189298 A CN 201910189298A CN 109730606 B CN109730606 B CN 109730606B
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- spray arm
- arm assembly
- water inlet
- reverse
- housing
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- 239000007921 spray Substances 0.000 title claims abstract description 76
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 77
- 238000005406 washing Methods 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 claims abstract description 11
- 238000005192 partition Methods 0.000 claims description 74
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 17
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000004851 dishwashing Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 125000004122 cyclic group Chemical group 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000009991 scouring Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000010794 food waste Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Washing And Drying Of Tableware (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a spray arm assembly of a dish washer and the dish washer with the same, the spray arm assembly of the dish washer comprises: the shell is rotatably arranged on the dish washer, a water inlet communicated with a water source, a forward thrust nozzle and a reverse thrust nozzle for respectively generating clockwise rotation and anticlockwise rotation of the driving shell are arranged on the shell, a forward runner and a reverse runner are arranged in the shell, the forward runner is respectively communicated with the water inlet and the forward thrust nozzle, and the reverse runner is respectively communicated with the water inlet and the reverse thrust nozzle; the switching piece is arranged in the shell in a pivotable manner between a forward position and a reverse position, cuts off the communication between the reverse thrust nozzle and the water inlet and conducts the forward thrust nozzle and the water inlet when in the forward position, and cuts off the communication between the forward thrust nozzle and the water inlet and conducts the reverse thrust nozzle and the water inlet when in the reverse position. The spray arm assembly of the dish washer has the advantages of good washing effect, convenience in use and the like.
Description
Technical Field
The invention relates to the technical field of electric appliance manufacturing, in particular to a spray arm assembly of a dish washer and the dish washer with the spray arm assembly of the dish washer.
Background
The spray arm assembly in the related art utilizes gear assembly transmission to realize the cooperation rotation of main spray arm and auxiliary spray arm so as to guarantee the flushing range, but only can realize the rotation of single direction, is influenced by the size, the placement position and the direction of tableware, and easily produces flushing dead angles, so that the tableware is not cleaned cleanly.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides the spray arm assembly of the dish washing machine, and the spray arm assembly of the dish washing machine has the advantages of good washing effect, convenience in use and the like.
The invention also provides a dish-washing machine with the spray arm assembly.
To achieve the above object, an embodiment according to a first aspect of the present invention proposes a spray arm assembly of a dishwasher, the spray arm assembly of the dishwasher comprising: the shell is rotatably arranged on the dish washer, a water inlet communicated with a water source, a forward thrust nozzle and a reverse thrust nozzle for respectively generating forward thrust and reverse thrust for driving the shell to rotate clockwise and anticlockwise are arranged on the shell, a forward runner and a reverse runner are arranged in the shell, the forward runner is respectively communicated with the water inlet and the forward thrust nozzle, and the reverse runner is respectively communicated with the water inlet and the reverse thrust nozzle; the switching piece is arranged in the shell in a pivotable manner between a forward position and a reverse position, the switching piece cuts off the communication between the reverse thrust spout and the water inlet and conducts the forward thrust spout and the water inlet when in the forward position, and the switching piece cuts off the communication between the forward thrust spout and the water inlet and conducts the reverse thrust spout and the water inlet when in the reverse position.
The spray arm assembly of the dish washer has the advantages of good washing effect, convenience in use and the like.
In addition, the spray arm assembly of the dish washer according to the above embodiment of the present invention may have the following additional technical features:
According to one embodiment of the invention, the water inlet is formed on the upper surface of the housing, and the switch piece is provided below the water inlet.
According to one embodiment of the invention, the axis of rotation of the switch plate is oriented along the length of the housing.
According to one embodiment of the invention, the water inlet is positioned at the center of the shell in the horizontal direction, a longitudinal partition plate extending along the length direction of the shell and a transverse partition plate perpendicular to the longitudinal partition plate are arranged on the shell, the forward flow passage and the reverse flow passage are separated by the longitudinal partition plate and are respectively positioned at two sides of the longitudinal partition plate, a mounting notch is arranged at the center of the longitudinal partition plate, the transverse partition plate is arranged in the mounting notch and is separated from the inner peripheral surface of the shell, the transverse partition plate is two and is arranged at intervals along the length direction of the shell, a rotating shaft is arranged on one of the transverse partition plate and the switching plate, and a rotating shaft hole is arranged on the other of the transverse partition plate and the switching plate, and the rotating shaft is rotatably matched in the rotating shaft hole so that the switching plate can be clamped between the two transverse partition plates in a pivoting mode.
According to one embodiment of the invention, two ends of one side surface of each transverse partition plate facing the other transverse partition plate are provided with guide bosses, each guide boss is connected with the inner top surface of the shell, and each guide boss is provided with a guide surface which extends obliquely from one end, adjacent to the transverse partition plate, to the inner side of the shell in the length direction and to the inner side of the direction perpendicular to the shell in the length direction in the horizontal direction.
According to one embodiment of the invention, the installation notch divides the longitudinal partition into a first longitudinal partition and a second longitudinal partition, the two transverse partitions comprise a first transverse partition adjacent to the first longitudinal partition and a second transverse partition adjacent to the second longitudinal partition, two first guide ribs and two second guide ribs are further arranged on the shell, the two first guide ribs respectively extend from two ends of the first transverse partition to the first longitudinal partition, and the two second guide ribs respectively extend from two ends of the second transverse partition to the second longitudinal partition.
According to one embodiment of the present invention, the upper edge of the switch sheet is arc-shaped.
According to one embodiment of the invention, the housing comprises: the water inlet is formed in the upper shell; and the forward thrust nozzle and the reverse thrust nozzle are arranged on the lower shell.
According to one embodiment of the invention, the axis of rotation of the housing is oriented in a vertical direction.
According to one embodiment of the invention, the lower surface of the shell is provided with a plurality of washing spouts which are arranged at intervals.
According to one embodiment of the invention, a circular arc transition surface is arranged between the bottom wall and the peripheral wall of the shell, and the forward thrust jet and the reverse thrust jet are formed on the circular arc transition surface.
According to one embodiment of the invention, the forward thrust spout and the reverse thrust spout are adjacent the same end of the housing.
According to one embodiment of the invention, the minimum distance between the switch plate and the transverse partition is 0.1-3 mm.
According to one embodiment of the invention, the guide surface makes a minimum angle of 30 degrees with a direction perpendicular to the length of the housing in the horizontal plane.
According to one embodiment of the invention, the minimum distance between two guide bosses is 0.5-0.95 of the length of the switch piece in the length direction of the shell.
An embodiment according to a second aspect of the invention proposes a dishwasher comprising a spray arm assembly of the dishwasher according to an embodiment of the first aspect of the invention.
According to the dish washer of the embodiment of the invention, the spray arm assembly of the dish washer is utilized, and therefore the dish washer has the advantages of being good in washing effect, convenient to use and the like.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic structural view of a spray arm assembly of a dishwasher according to an embodiment of the present invention.
Fig. 2 is a partial exploded view of a spray arm assembly of a dishwasher according to an embodiment of the present invention.
Fig. 3 is an enlarged view at D in fig. 2.
Fig. 4 is a schematic structural view of a switching sheet of a spray arm assembly of a dishwasher according to an embodiment of the present invention.
Fig. 5 is a cross-sectional view of a spray arm assembly of a dishwasher according to an embodiment of the present invention.
Fig. 6 is a cross-sectional view of a spray arm assembly of a dishwasher according to an embodiment of the present invention.
Fig. 7 is a cross-sectional view of a spray arm assembly of a dishwasher in accordance with an embodiment of the present invention.
Reference numerals: the spray arm assembly 1, the housing 100, the water inlet 101, the forward thrust spout 102, the reverse thrust spout 103, the forward flow passage 104, the reverse flow passage 105, the washing spout 106, the longitudinal partition 110, the mounting notch 111, the first longitudinal partition 112, the second longitudinal partition 113, the transverse partition 120, the rotating shaft 121, the first transverse partition 122, the second transverse partition 123, the guide boss 140, the guide surface 141, the upper housing 151, the lower housing 152, the bottom wall 161, the peripheral wall 162, the circular arc transition surface 163, the first guide rib 171, the second guide rib 172, the switching piece 200, and the rotating shaft hole 210.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
A spray arm assembly 1 of a dishwasher according to an embodiment of the present invention will be described with reference to the accompanying drawings.
As shown in fig. 1 to 7, a spray arm assembly 1 of a dishwasher according to an embodiment of the present invention includes a housing 100 and a switching plate 200.
The casing 100 is rotatably arranged on the dishwasher, a water inlet 101 communicated with a water source, a forward thrust spout 102 and a reverse thrust spout 103 are arranged on the casing 100, the forward thrust spout 102 and the reverse thrust spout 103 are used for respectively generating clockwise rotation and anticlockwise rotation of the casing 100, a forward runner 104 and a reverse runner 105 are arranged in the casing 100, the forward runner 104 is respectively communicated with the water inlet 101 and the forward thrust spout 102, and the reverse runner 105 is respectively communicated with the water inlet 101 and the reverse thrust spout 103. The switch blade 200 is pivotably provided in the housing 100 between a forward position in which the switch blade 200 cuts off communication of the reverse thrust spout 103 and the water inlet 101 and opens the forward thrust spout 102 and the water inlet 101, and a reverse position in which the switch blade 200 cuts off communication of the forward thrust spout 102 and the water inlet 101 and opens the reverse thrust spout 103 and the water inlet 101.
It should be understood herein that the clockwise and counterclockwise directions in the "clockwise rotation and counterclockwise rotation" are merely for convenience of description, and merely indicate that the two rotation directions are opposite, and are not limitations on the actual arrangement direction of the dishwasher according to the present application.
The operation of the spray arm assembly 1 of the dishwasher according to the embodiment of the present invention will be described with reference to the accompanying drawings.
When water enters the housing 100 through the water inlet 101, the water randomly pushes the switch plate 200 to the forward position or the reverse position, so that the housing 100 can be driven to rotate clockwise by the forward thrust nozzle 102 or the housing 100 can be driven to rotate counterclockwise by the reverse thrust nozzle 103. If the spray arm assembly 1 is in water, the water flow pushes the switching piece 200 to the forward position, when the switching piece 200 is in the forward position, the communication between the reverse thrust nozzle 103 and the water inlet 101 can be cut off, and the forward thrust nozzle 102 and the water inlet 101 are communicated, so that the forward thrust nozzle 102 can drive the shell 100 to rotate clockwise, the water inflow is suspended for a preset time after the shell 100 rotates for a certain time, and the switching piece 200 is driven to rotate to the reverse position under the action of the gravity of the water flowing back in the reverse runner 105 and the switching piece 200. Then the spray arm assembly 1 is fed with water again, the water flow pushes the switching piece 200 to the reverse position, when the switching piece 200 is at the reverse position, the communication between the forward thrust nozzle 102 and the water inlet 101 can be cut off, and the reverse thrust nozzle 103 and the water inlet 101 are conducted, so that the reverse thrust nozzle 103 can drive the shell 100 to rotate anticlockwise, after the shell 100 rotates for a certain time, the water inflow is suspended for a preset time again, the switching piece 200 is driven to rotate to the forward position under the action of the water flowing back in the forward flow channel 104 and the gravity of the switching piece 200, and the water inflow time is controlled by controlling the preset time, so that the cyclic rotation of the shell 100 between the clockwise direction and the anticlockwise direction can be realized by repeating the movement process.
According to the spray arm assembly 1 of the dishwasher in accordance with an embodiment of the present invention, by providing the housing 100 and the switching piece 200, it is possible to implement the cyclic rotation of the housing 100 between the clockwise direction and the counterclockwise direction by the rotation of the switching piece 200 between the forward position and the reverse position. Because the shell 100 can make rivers produce and rub the power in clockwise rotation and anticlockwise pivoted cyclic process, be convenient for spray arm subassembly 1 like this wash the tableware, be convenient for improve the washing effect of dish washer, for example can utilize the washing spout on the shell 100 to carry out mechanical scouring to the surface of tableware in the dish washer, be convenient for produce multidirectional scour water flow, be convenient for improve the power of rubbing of rivers to the tableware, make greasy dirt, residue and the food residue on the tableware surface can decompose and drop, can make the tableware reproduce clean and bright like this, can simplify the process that the user washed the tableware simultaneously, be convenient for improve user's use travelling comfort.
And, through making switch 200 in forward position with reverse position rotates, compare the spray arm subassembly in the correlation technique, spray arm subassembly 1 can realize that casing 100 is clockwise and anticlockwise rotates, avoids spray arm subassembly 1 to rotate along single direction and produces the condition that the scope of spraying does not cover to avoid producing clean dead angle, be convenient for improve the washing ability of dish washer, be convenient for make spray arm subassembly 1 wash the tableware of different sizes, different shapes, not only be convenient for improve the application scope of dish washer, be convenient for improve the washing effect of dish washer, be convenient for improve moreover the washing efficiency of dish washer reduces the required time of washing, improves user's use experience.
In addition, through relying on forward thrust spout 102 and reverse thrust spout 103 to drive casing 100 rotation, can save the setting of drive casing 100 pivoted drive arrangement, be convenient for realize the water and electricity separation of spray arm subassembly 1, be convenient for the design and the manufacturing of dish washer are convenient for save the manufacturing cost of spray arm subassembly 1, improve the production efficiency of spray arm subassembly 1.
Meanwhile, the spray arm assembly 1 realizes forward rotation and reverse rotation of the shell 100, compared with the mode of realizing forward rotation and reverse rotation of the main spray arm and the auxiliary spray arm through gear transmission in the related art, the structure of the spray arm assembly 1 can be simplified, the design, manufacturing and assembly difficulty of the dish washer can be reduced, the production cost of the spray arm assembly 1 can be further reduced conveniently, the production efficiency of the spray arm assembly 1 can be improved, the production cost of the dish washer can be reduced, and the production efficiency of the dish washer can be reduced.
In addition, by providing the switch 200, the switch 200 is pivotally disposed in the housing 100 between the forward position and the reverse position, and compared with a translatable block-shaped switch structure and a rollable spherical switch structure, the installation and the arrangement of the switch 200 can be facilitated, the rotation flexibility of the switch 200 can be improved, the sensitivity and the reliability of water flow switching can be ensured, and the switching effect of the switch 200 can be further facilitated to be improved.
Therefore, the spray arm assembly 1 of the dish washer according to the embodiment of the invention has the advantages of good washing effect, convenient use and the like.
A spray arm assembly 1 of a dishwasher according to an embodiment of the present invention will be described with reference to the accompanying drawings.
In some embodiments of the present invention, as shown in fig. 1 to 7, a spray arm assembly 1 of a dishwasher according to an embodiment of the present invention includes a housing 100 and a switching piece 200.
Specifically, as shown in fig. 5 to 7, a water inlet 101 is formed at an upper surface of the housing 100 (up-down direction is shown by arrow a in fig. 1,2, 5 to 7), and a switching sheet 200 is provided below the water inlet 101. Thus, not only is the spray arm assembly 1 convenient for smoothly feeding water, so that the power loss of water flow is reduced, but also the water flow is conveniently and smoothly sprayed out from the forward thrust nozzle 102 or the reverse thrust nozzle 103, and further the circular rotation of the shell 100 between the clockwise direction and the anticlockwise direction is conveniently realized.
Alternatively, as shown in fig. 5-7, the rotational axis of the switch blade 200 is oriented along the length of the housing 100. This facilitates the position change of the switching blade 200 between the forward position and the reverse position, facilitates the reduction of the rotation range of the switching blade 200, and facilitates the improvement of the switching efficiency of the switching blade 200.
Further, as shown in fig. 2 and 3, in the horizontal direction, the water inlet 101 is located at the center of the casing 100, the casing 100 is provided with a longitudinal partition 110 extending in the length direction of the casing 100 and a transverse partition 120 perpendicular to the longitudinal partition 110, the forward flow passage 104 and the reverse flow passage 105 are spaced apart by the longitudinal partition 110 and located on both sides of the longitudinal partition 110, respectively, the center of the longitudinal partition 110 is provided with a mounting notch 111, the transverse partition 120 is provided in the mounting notch 111 and spaced apart from the inner peripheral surface of the casing 100, the transverse partition 120 is provided in two and spaced apart in the length direction of the casing 100, one of the transverse partition 120 and the switch piece 200 is provided with a rotation shaft 121 and the other is provided with a rotation shaft hole 210, and the rotation shaft 121 is rotatably fitted in the rotation shaft hole 210 to pivotally clamp the switch piece 200 between the two transverse partitions 120. Thus, the forward flow passage 104 and the backward flow passage 105 are conveniently formed, the switching piece 200 is conveniently arranged, the clockwise rotation and the anticlockwise rotation of the shell 100 are further conveniently realized, and the driving effect of water flow on the spray arm assembly 1 is further conveniently improved.
Specifically, forward thrust jets 102 and reverse thrust jets 103 are located on either side of longitudinal bulkhead 110.
Further, as shown in fig. 3 to 7, both ends of one side surface of each transverse partition 120 facing the other transverse partition 120 are provided with guide bosses 140, each guide boss 140 is connected to the inner top surface of the housing 100, and in the horizontal direction, each guide boss 140 is provided with a guide surface 141 extending obliquely from the end adjacent to the transverse partition 120 to the inner side of the length direction of the housing 100 and to the inner side of the direction perpendicular to the length direction of the housing 100. The flow guide boss 140 can be used to guide the flow of the water flow, so that the water flow can smoothly flow in the shell 100, and the working stability of the spray arm assembly 1 can be further improved.
Specifically, as shown in fig. 2 and 3, the installation notch 111 divides the longitudinal partition 110 into a first longitudinal partition 112 and a second longitudinal partition 113, the two transverse partitions 120 include a first transverse partition 122 adjacent to the first longitudinal partition 112 and a second transverse partition 123 adjacent to the second longitudinal partition 113, two first flow guiding ribs 171 and two second flow guiding ribs 172 are further provided on the housing 100, the two first flow guiding ribs 171 extend from two ends of the first transverse partition 122 to the first longitudinal partition 112 respectively, and the two second flow guiding ribs 172 extend from two ends of the second transverse partition 123 to the second longitudinal partition 113 respectively. In this way, the inflow water is conveniently led into the forward flow passage 104 or the backward flow passage 105, so that the inflow water is conveniently and smoothly sprayed out of the forward thrust nozzle 102 or the backward thrust nozzle 103, the power loss of the inflow water is further conveniently reduced, and the driving effect of the inflow water on the shell 100 is further conveniently improved.
Alternatively, as shown in fig. 4, the upper edge of the switch sheet 200 is arc-shaped. This facilitates reduction of the rotational resistance of the switch blade 200, further facilitates smooth position change of the switch blade 200 between the forward direction and the reverse direction, and further facilitates improvement of the reliability of the function switching of the switch blade 200.
Fig. 1-6 show a spray arm assembly 1 of a dishwasher according to the invention. As shown in fig. 2 and 3, the housing 100 includes an upper housing 151 and a lower housing 152, and the water inlet 101 is provided on the upper housing 151. Forward thrust jets 102 and reverse thrust jets 103 are provided on lower housing 152. Thus, the processing and manufacturing of the shell 100 are facilitated, the assembly of the structure in the shell 100 is facilitated, the assembly efficiency of the spray arm assembly 1 is further facilitated to be improved, tableware can be washed by utilizing the water jet, and the washing effect of the dish washer is further facilitated to be improved.
Specifically, the rotational axis of the housing 100 is oriented in a vertical direction. The spray range of the spray arm assembly 1 is conveniently enlarged, the spray capacity of the spray arm assembly 1 is conveniently improved, tableware in the dish washer is further conveniently washed, and the washing effect of the dish washer is further conveniently improved.
Optionally, as shown in fig. 1, the lower surface of the housing 100 is provided with a plurality of washing spouts 106 arranged at intervals. In this way, the water flow sprayed from the washing nozzle 106 can be used for washing tableware, so that the washing efficiency of the dish washing machine is improved, and the washing performance of the dish washing machine is improved.
Further, a part of the plurality of washing spouts 106 communicates with the forward flow passage 104, and another part of the plurality of washing spouts 106 communicates with the reverse flow passage 105.
Specifically, as shown in fig. 1, the bottom wall 161 and the peripheral wall 162 of the housing 100 have an arcuate transition surface 163 therebetween, and the forward thrust spout 102 and the reverse thrust spout 103 are formed on the arcuate transition surface 163. Thus, the forward thrust nozzle 102 and the reverse thrust nozzle 103 can generate thrust for driving the housing 100 to rotate, and can play a certain scouring effect, thereby further facilitating the improvement of the washing capability of the dishwasher on tableware.
Alternatively, as shown in FIG. 1, forward thrust jet 102 and reverse thrust jet 103 are adjacent the same end of housing 100. This facilitates the manufacture of the forward thrust jet 102 and the reverse thrust jet 103, facilitates the switching of the housing 100 between clockwise rotation and counterclockwise rotation, and further facilitates the improvement of the rotation effect of the spray arm assembly 1.
Specifically, the minimum distance between the switch blade 200 and the transverse separator 120 is 0.1-3 mm. This facilitates reducing the moving resistance of the switch blade 200, and further facilitates the rotation of the switch blade 200 between the forward position and the reverse position.
Alternatively, the guide surface 141 may be at a minimum angle of 30 degrees from a direction perpendicular to the length of the housing 100 in the horizontal plane. Therefore, the structure of the casing 100 is more reasonable, the flow guiding effect of the flow guiding boss 140 is further improved, the water flow is guaranteed to have enough flow, the smooth movement of the switching piece 200 is further facilitated, and the position switching efficiency of the switching piece 200 is improved.
Specifically, the minimum distance between the two guide bosses 140 is 0.5 to 0.95 of the length of the switching sheet 200 in the length direction of the case 100. Thus, the switching piece 200 is convenient to be matched with the flow guide boss 140, the switching effect of the switching piece 200 is further convenient to be improved, and the reliability and stability of the position switching of the switching piece 200 are further convenient to be improved.
A dishwasher according to an embodiment of the present invention is described below. The dishwasher according to the embodiment of the present invention includes the spray arm assembly 1 of the dishwasher according to the above-described embodiment of the present invention.
The dishwasher according to the embodiment of the present invention has advantages of good washing effect, convenient use, etc. by using the spray arm assembly 1 of the dishwasher according to the above embodiment of the present invention.
Other constructions and operations of a dishwasher according to an embodiment of the present invention are known to those skilled in the art, and will not be described in detail herein.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more. In the description of the invention, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.
In the description of the invention, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (14)
1. A spray arm assembly of a dishwasher, comprising:
The shell is rotatably arranged on the dish washer, a water inlet communicated with a water source, a forward thrust nozzle and a reverse thrust nozzle for respectively generating forward thrust and reverse thrust for driving the shell to rotate clockwise and anticlockwise are arranged on the shell, a forward runner and a reverse runner are arranged in the shell, the forward runner is respectively communicated with the water inlet and the forward thrust nozzle, the reverse runner is respectively communicated with the water inlet and the reverse thrust nozzle, the shell is also provided with a plurality of washing nozzles, one part of the washing nozzles is communicated with the forward runner, and the other part of the washing nozzles is communicated with the reverse runner;
the switching piece is arranged in the shell in a pivotable manner between a forward position and a reverse position, cuts off the communication between the reverse thrust nozzle and the water inlet and conducts the forward thrust nozzle and the water inlet when in the forward position, and cuts off the communication between the forward thrust nozzle and the water inlet and conducts the reverse thrust nozzle and the water inlet when in the reverse position;
the rotation axis of the switching piece is oriented along the length direction of the shell;
In the horizontal direction, the water inlet is located in the center department of casing, be equipped with on the casing along the longitudinal direction of casing extension's longitudinal baffle and perpendicular to the transverse baffle of longitudinal baffle, forward runner with the backward runner is by longitudinal baffle is spaced apart and is located respectively the longitudinal baffle both sides, the center department of longitudinal baffle is equipped with the installation breach, transverse baffle establish in the installation breach and with the inner peripheral surface of casing is spaced apart, transverse baffle is two and follows the longitudinal direction interval setting of casing, be equipped with the pivot on one of transverse baffle and the switch piece and be equipped with the pivot hole on the other, the pivot is rotatable to be cooperated in the pivot hole so that the switch piece pivotable centre gripping is between two transverse baffle.
2. The spray arm assembly of claim 1, wherein the water inlet is formed in an upper surface of the housing and the switch piece is disposed below the water inlet.
3. The spray arm assembly of a dishwasher according to claim 1, wherein each of the lateral partitions is provided with a guide boss at both ends of a side surface facing the other lateral partition, each guide boss is connected to an inner top surface of the housing, and each guide boss is provided with a guide surface extending obliquely from an end adjacent to the lateral partition to an inner side of the housing in a longitudinal direction thereof and to an inner side of a direction perpendicular to the housing in the longitudinal direction thereof in a horizontal direction.
4. The spray arm assembly of a dishwasher of claim 1, wherein the mounting notch separates the longitudinal partition into a first longitudinal partition and a second longitudinal partition, the two transverse partitions include a first transverse partition adjacent to the first longitudinal partition and a second transverse partition adjacent to the second longitudinal partition, the housing is further provided with two first and second flow-guiding ribs, the two first flow-guiding ribs extend from two ends of the first transverse partition to the first longitudinal partition, and the two second flow-guiding ribs extend from two ends of the second transverse partition to the second longitudinal partition.
5. The spray arm assembly of a dishwasher of claim 1, wherein the upper edge of the switch tab is arcuate.
6. The spray arm assembly of a dishwasher of claim 1, wherein the housing comprises:
the water inlet is formed in the upper shell;
and the forward thrust nozzle and the reverse thrust nozzle are arranged on the lower shell.
7. The spray arm assembly of a dishwasher of claim 1, wherein the axis of rotation of the housing is oriented in a vertical direction.
8. The spray arm assembly of a dishwasher of claim 1, wherein the plurality of washing spray nozzles are spaced apart and disposed on a lower surface of the housing.
9. The spray arm assembly of a dishwasher of claim 1, wherein the housing has a circular arc transition surface between a bottom wall and a peripheral wall, the forward thrust jets and the reverse thrust jets being formed on the circular arc transition surface.
10. The spray arm assembly of a dishwasher of claim 1, wherein the forward thrust jet and the reverse thrust jet are adjacent the same end of the housing.
11. The spray arm assembly of a dishwasher of claim 1, wherein the minimum distance between the switch tab and the transverse partition is 0.1-3 mm.
12. A spray arm assembly of a dishwasher according to claim 3, wherein the guide surface is at a minimum angle of 30 degrees to a direction perpendicular to the length of the housing in a horizontal plane.
13. A spray arm assembly of a dishwasher according to claim 3, wherein the minimum distance between two of the deflector ledges is 0.5-0.95 of the length of the switch tab in the length direction of the housing.
14. A dishwasher, characterized by comprising a spray arm assembly of a dishwasher according to any one of claims 1-13.
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109875475A (en) * | 2019-03-13 | 2019-06-14 | 佛山市顺德区美的洗涤电器制造有限公司 | The gushing arm component of dish-washing machine and dish-washing machine with it |
| CN112471998B (en) * | 2019-09-12 | 2024-03-29 | 青岛海尔洗碗机有限公司 | Spraying structure and dish washer |
| CN112493960B (en) * | 2019-09-16 | 2024-03-29 | 青岛海尔洗碗机有限公司 | Spraying structure and dish washer |
| CN112617707B (en) * | 2019-10-08 | 2024-05-17 | 青岛海尔洗碗机有限公司 | Spraying structure and dish washer |
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| CN101163930A (en) * | 2005-04-19 | 2008-04-16 | 株式会社日本触媒 | Automatic four-port selector valve |
| 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 |
| CN209863710U (en) * | 2019-03-13 | 2019-12-31 | 佛山市顺德区美的洗涤电器制造有限公司 | Spraying arm assembly of dish washing machine and dish washing machine with spraying arm assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10638909B2 (en) * | 2015-04-14 | 2020-05-05 | Foshan Shunde Midea Washing Appliances Mfg. Co., Ltd. | Spray arm assembly of dish washer and dish washer having same |
| CN105725947B (en) * | 2016-04-29 | 2019-04-02 | 佛山市顺德区美的洗涤电器制造有限公司 | For the gushing arm component of dish-washing machine and with its dish-washing machine |
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| CN101163930A (en) * | 2005-04-19 | 2008-04-16 | 株式会社日本触媒 | Automatic four-port selector valve |
| 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 |
| CN209863710U (en) * | 2019-03-13 | 2019-12-31 | 佛山市顺德区美的洗涤电器制造有限公司 | Spraying arm assembly of dish washing machine and dish washing machine with spraying arm assembly |
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