JP4952343B2 - dishwasher - Google Patents

Description

  The present invention relates to a dishwasher for washing dishes.

  Conventionally, a general dishwasher that jets washing water by switching the water conveyance path has a configuration as shown in FIG. Hereinafter, the configuration will be described.

  As shown in the figure, the cleaning tank 51 stores cleaning water at the bottom and stores an object to be cleaned set in the basket 56 inside. The cleaning pump 53 injects cleaning water onto an object to be cleaned in the cleaning tank 51 by using a motor 52 provided below the cleaning tank 51 as a driving source. The cleaning nozzle 55 is rotatably supported by a double-structure pipe member 54 protruding from the center of the bottom of the cleaning tank 51. The inside of the washing nozzle 55 is divided into a first washing water channel 58 and a second washing water channel 59 by a partition plate 57. An inner hollow portion 60 of the pipe member 54 communicates with the first wash water flow path 58, and an outer hollow portion 61 communicates with the second wash water flow path 59, and is a switching valve driven by a solenoid 62. The washing water sprayed from the washing pump 53 by 63 is switched to the washing water flow paths 58 and 59.

The cleaning water in the cleaning tank 51 is sent to the cleaning nozzle 55 by the cleaning pump 53, but is divided into a first cleaning water channel 58 and a second cleaning water channel 59 by the switching valve 63 in the middle, during the cleaning and rinsing process. One of them is always closed, and the solenoid 62 is driven at regular intervals to move the switching valve 63 to alternately open the inlets 64 and 65 of the first and second wash water channels 58 and 59. During the cleaning and rinsing process, if the cleaning water is alternately sprayed from the first and second cleaning water flow paths 58 and 59 with the reverse spraying angle, the cleaning nozzle 55 rotates in both directions and is cleaned. Wash water enters the object from both sides, and the entire object to be cleaned can be cleaned and rinsed evenly and efficiently (see, for example, Patent Document 1).
JP 63-43636 A

  However, in the above conventional dishwasher, the switching valve 63 and the washing pump 43 for switching the first and second washing water flow paths 58 and 59 are arranged below the washing nozzle 55, so that the height of the dishwasher main body is increased. It becomes high and the installation property on the system kitine where the hanging cupboard is provided is deteriorated. Further, if the installation property is secured, there is a problem that the volume required for dish washing cannot be sufficiently secured, for example, the height in the washing tank 51 becomes low and the capacity for storing the object to be washed becomes small.

  This invention solves the said conventional subject, and aims at ensuring the capacity | capacitance which can set the installation property and the to-be-cleaned thing of a washing tank.

  In order to solve the above-described conventional problems, a dishwasher according to the present invention includes a main body provided with a washing tank for storing objects to be washed such as tableware, a washing pump for pressurizing washing water in the washing tank, and the washing A water distribution means for selectively supplying cleaning water discharged from the pump to a plurality of discharge paths; a rotary cleaning means having at least two water transfer paths for feeding the cleaning water; a discharge path for the water distribution means; A cleaning water guide portion that communicates with the water guide path of the rotary cleaning means; and a bearing portion that is positioned above the cleaning water guide portion and rotatably holds the rotary cleaning means. The rotary cleaning means is disposed at a position away from the bearing portion in the horizontal direction.

  Accordingly, the cleaning water can be efficiently incident on the object to be cleaned from the plurality of jet nozzles, and the cleaning water can be supplied from the side to the cleaning water guide portion of the rotating cleaning unit. It can be disposed at a low position, and it is possible to achieve both the securing of the capacity to set the object to be cleaned and the installation property.

  The dishwasher of the present invention can improve the cleaning performance and secure the capacity of the main body for installation and the object to be cleaned.

  A first invention includes a main body provided with a cleaning tank for storing objects to be cleaned such as tableware, a cleaning pump for pressurizing cleaning water in the cleaning tank, and a plurality of discharges of cleaning water discharged from the cleaning pump. Water distribution means for selectively supplying to the path, rotary cleaning means having at least two water transfer paths for feeding wash water, and cleaning for communicating the discharge path of the water distribution means and the water supply path of the rotary cleaning means A water conveyance section and a bearing section that is positioned above the cleaning water conveyance section and rotatably holds the rotary cleaning means, and the cleaning pump and the water diversion means are arranged in a horizontal direction from the bearing section of the rotary cleaning means. By disposing at a distant position, mechanism parts such as water diversion means and washing pumps are concentrated under the rotary washing means, and the height of the main body does not increase. Selective efficiency with rotary cleaning means It is possible to wash, not to interfere with the setting of the object to be cleaned of the installability and tableware body.

  In the second invention, in particular, the cleaning water guide portion of the first invention is formed in a concentric cylindrical shape below the bearing portion, and the outer peripheral side path extends from the discharge path side of the water distribution means to the installation surface of the main body. By providing the inlet for the cleaning water in the horizontal direction and the straight section in the vertical direction on the bearing side, the cleaning water that has flowed into the outer periphery of the cleaning conduit flows in the straight section while flowing along the path. Since the direction of is changed, the path on the outer peripheral side flows uniformly in the vertical direction, so that the cleaning water can be efficiently fed to the water guide path of the rotary cleaning means. Accordingly, the cleaning water flows into the cleaning water guide portion in the horizontal and horizontal direction, and the cleaning water can be sent to the rotary cleaning device in the vertical direction on the bearing side. Thus, the dishwasher main body can be arranged apart from the horizontal direction and the height of the dishwasher main body is not increased in the vertical direction.

  In the third aspect of the invention, in particular, since the heights of the plurality of discharge paths of the water diversion means of the first and second aspects of the invention are set to be substantially the same, the discharge paths are not separated vertically. The height due to the installation of the water diversion mechanism such as the means, the discharge path, and the cleaning water guiding section can be reduced, and the installation of the main body and the setability of the object to be cleaned can be secured.

  According to a fourth aspect of the present invention, in particular, the plurality of discharge paths of the water diversion means according to the first and second aspects of the present invention include a discharge path that communicates with the inner peripheral side path of the cleaning water guiding portion and a discharge path that communicates with the outer peripheral side path. By providing at the lower part, when the cleaning water flows from the discharge path into the cleaning water guiding section, the inner peripheral path does not cross the outer peripheral path. Can be reduced, and energy can be cleaned efficiently.

  In the fifth invention, in particular, the plurality of discharge paths of the water diversion means of the first and second inventions include a discharge path communicating with the outer peripheral side of the cleaning water guiding section and a discharge path communicating with the inner peripheral side. By providing the lower part, it is possible to secure a linear distance until the outer peripheral side path of the cleaning water guide part flows into the water guide path of the rotary cleaning means, and the flow of the cleaning water can be rectified. Uniformity is improved and pressure loss in the path can be reduced. Accordingly, the cleaning efficiency is improved.

  In the sixth aspect of the invention, in particular, by disposing at least two discharge ports of the water dividing means of any one of the first to fifth inventions in parallel in the horizontal direction at the same height, the discharge ports are arranged vertically. By communicating with the discharge path without separation, the installation of the main body and the setability of the object to be cleaned can be ensured and cleaned efficiently without increasing the height of the main body.

  In the seventh invention, in particular, the discharge port of the water distribution means according to any one of the first to sixth inventions is provided at a position that is the same height as or lower than the inlet of the cleaning water introduction section. The inflow port is located at the same height as or higher than the discharge port of the washing pump, so that the remaining water in the washing tank is reduced after drainage. The degree of cleaning is reduced, and the cleaning performance and rinsing performance are improved.

  In an eighth aspect of the invention, in particular, the water diversion means of any one of the first to seventh aspects of the invention has a valve body that switches a plurality of discharge paths, and the valve body is formed by operating and stopping the washing pump. Rotating while operating in the vertical direction, switching the supply of cleaning water to the discharge path, and switching the discharge path by providing the inlet of the cleaning water guide portion at a position lower than the discharge port of the water diversion means A space for moving the valve body in the vertical direction while rotating can be secured. Therefore, it is possible to switch the discharge path only by operating and stopping the washing pump without using a dedicated electric drive part, and by making the installation height of the water diversion means and the washing water guiding part almost the same, the dishwasher body In addition, it is possible to secure the setting property of the object to be cleaned and the setting property of the object to be cleaned. Further, the water distribution path having different injection ports such as the injection angle and the injection position can be switched by the water diverting means, and the cleaning can be performed efficiently.

  In a ninth aspect of the invention, the water diversion means of any one of the first to eighth aspects of the invention switches the supply of the wash water to the water guide path of the rotary cleaning means so that the rotation direction of the rotary cleaning means is changed. By doing so, it becomes possible to switch the spray position and the angle of the cleaning water sprayed toward the object to be cleaned, and the cleaning water can be sprayed from various directions to the object to be cleaned. Therefore, the installation property of the dishwasher body and the setting property of the object to be cleaned are ensured, and the cleaning efficiency is improved.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the present embodiment.

(Embodiment 1)
As shown in FIGS. 1 and 2, the main body 1 of the dishwasher is provided with a washing tub 2 that can be opened and closed with a lid (not shown), and an object to be washed such as tableware is set in a tableware basket 3 for washing It is accommodated in the tank 2. The cleaning pump 4 pressurizes the cleaning water supplied to the cleaning tank 2 from a water supply valve (not shown) and injects it onto the object to be cleaned. The water distribution means 5 has a plurality of discharge paths 6, and the cleaning water discharged from the cleaning pump 4 is selectively supplied to each discharge path 6 by a valve body 7 driven by an electric motor such as a solenoid or a stepping motor. Supply.

  The rotary cleaning means 8 is provided with a partition in the interior thereof and has at least two water conduits 9 through which cleaning water is flowed, and each of the water conduits 9 has a jet 10 for injecting the cleaning water onto the object to be cleaned. Provided. At least one of the jet outlets 10 in each of the water guide paths 9 has a different position, angle, shape, and the like. The cleaning water guiding section 11 communicates the discharge path 6 of the water distribution means 5 and the water guiding path 9 of the rotary cleaning means 8 respectively.

  Further, the discharge path 6 may be connected to a separate cleaning means provided with a branch path, and a part of the discharge path 6 is connected to the rotary cleaning means 8 and another cleaning means and switched by the valve body 7. Also good.

  The bearing unit 12 is provided above the cleaning water guiding unit 11 and holds the rotary cleaning unit 8. The rotary cleaning unit 8 rotates around the bearing unit 12. The cleaning pump 4 and the water distribution means 5 are spaced apart from the axial center of the bearing portion 12 of the rotary cleaning means 8 in the horizontal direction with respect to the installation surface of the main body 1 and arranged at a certain distance.

  About the dishwasher comprised as mentioned above, the operation | movement and an effect | action are demonstrated below. An object to be cleaned 13 such as tableware is set in the tableware basket 3 and stored in the cleaning tub 2, and after the detergent is put in, the opening of the main body 1 is closed with a lid and the operation is started. The cleaning process is performed in order of cleaning the object 13 to be cleaned, the rinsing process in which the attached detergent and leftovers are poured, and the drying process for drying the water adhering to the object 13 to be cleaned.

  First, in the cleaning process, the control unit 14 operates the water supply valve to supply a predetermined amount of cleaning water to the cleaning tank 2. At this time, the heater (heating means) 15 provided in the cleaning tank 2 is energized and the cleaning water is heated. Next, the cleaning water is pressurized by the cleaning pump 4 and supplied to the water distribution means 5. The valve body 7 in the water distribution means 5 opens only the discharge path 6 through which the cleaning water is flowed, and closes the remaining discharge paths 6 among the plurality of discharge paths in a predetermined time by the control means 14. The cleaning water fed to the opened discharge path 6 flows into the cleaning water guiding section 11 and is rectified, and flows into the water guiding path 9 of the rotary cleaning means 8. Wash water is ejected from the spout 10 provided in the water guide path 9 to the object 13 to be cleaned.

  When the valve body 7 is switched and the cleaning water is flowed to the other discharge path 6, jets having different injection positions, injection angles, and the like are ejected from the other water guide paths 9 of the rotary cleaning means 8 to the object to be cleaned 13. The washing water passes through the residual filter 16 and the drain port 17, is sprayed from the rotary washing means 8 through the washing pump 4, and circulates in the washing tank 2.

  When the cleaning process for a predetermined time is completed, the cleaning water containing dirt is discharged out of the main body 1 by a drain pump (not shown) or the like, and the cleaning water is newly supplied from the water supply valve. The washing pump 4 is operated, and the washing water is sprayed again from the rotary washing means 8 through the water distribution means 5 to rinse the object 13 to be washed, such as detergent and leftovers.

  After the operation for a predetermined time, the operation of discharging the cleaning water and supplying the cleaning water again is repeated, and this rinsing process is continuously performed about 2 to 3 times. Finally, the washing water is discharged outside the apparatus, and the rinsing process is completed. After completion of the rinsing process, the drying process is performed for a predetermined time, and the operation is terminated.

  As described above, in the present embodiment, the cleaning pump 4 and the water diversion unit 5 are separated from the shaft center of the bearing portion 12 of the rotary cleaning unit 8 in the horizontal direction with respect to the installation surface of the main body 1 and are constant. By disposing at a distance, mechanism parts such as the water diversion means 5 and the washing pump 4 are concentrated in the lower part of the rotary washing means 8, and the height of the main body 1 is not increased. Washing water can be sprayed from a plurality of directions to an arbitrary object to be cleaned 13 by the rotary cleaning means 8. Contaminants adhering to the object to be cleaned 13 can be cleaned in a short time, realizing high-efficiency cleaning and ensuring the installation of the main body 1 and the height in the cleaning tank, Does not interfere with setability.

(Embodiment 2)
As shown in FIG. 3, the cleaning water guiding portion 18 is located at the lower portion of the bearing portion 19, is formed in a concentric cylindrical shape, and includes an inner circumferential path 20 and an outer circumferential path 21. The outer peripheral path 21 has an inlet 22 so that the cleaning water flows in the horizontal lateral direction from the discharge path 6 side of the water diversion means 5, and a straight portion is provided in the vertical direction on the bearing 19 side. The inflow port 22 is provided so as to flow from one side with respect to the outer peripheral path 21, and the outer peripheral path 21 is formed in a spiral shape, and is smoothly connected to the straight portion from the end point of the spiral path. Alternatively, it may be provided so as to flow from both sides and communicate with the straight portion.

  As described above, in the present embodiment, the cleaning water guide portion 18 is formed in a concentric cylindrical shape, and the cleaning water is flowed from the horizontal lateral direction of the path 21 on the outer peripheral side to the straight portion in the vertical direction on the bearing portion 19 side. Thus, the wash water that has flowed in from the outer peripheral side of the cleaning water guiding portion 18 flows along the path, changes the direction of the flow in the straight portion, and is rectified, thereby uniformly passing the outer peripheral side path 21 in the vertical direction. The washing water can be efficiently sent to the water flow path 9 of the flow and rotary washing means 8.

  Accordingly, the cleaning water flows into the cleaning water guiding portion 18 in the horizontal and horizontal directions, and the cleaning water is flowed to the rotary cleaning means 8 in the vertical direction on the bearing 19 side, so that the water distribution means 5 and the cleaning pump 4 are connected to the main body. The installation surface of the main body 1 and the setting property of the object to be cleaned 13 can be secured without the dishwasher main body 1 being raised in the vertical direction.

  Further, as shown in FIG. 4, the plurality of discharge paths 6 of the water distribution means 5 are formed side by side in the horizontal direction, so that the plurality of discharge paths 6 can be arranged at the same height. The space increase in the height direction due to the installation of the water diversion mechanism such as the water diversion means 5, the discharge path 6, and the washing water guiding portion 18 can be reduced without being separated into the upper and lower sides. Can be secured.

  Further, as shown in FIG. 5, the plurality of discharge paths 6 of the water distribution means 5 have discharge paths 22 communicating with the inner peripheral path 20 of the cleaning water guiding section 18, as shown in FIG. 5. The cleaning water inlet 24 of the cleaning water guide 18 that is positioned below the discharge path 23 that communicates with the discharge path 22 and that communicates with the discharge path 22 is provided below the cleaning water guide 18. When the cleaning water flows from the discharge path into the cleaning conduit 18, the discharge path 22 does not cross the discharge path 23, so that the cleaning water flowing through the discharge path 23 can reduce pressure loss and energy. It can be cleaned efficiently.

  Further, the discharge path 22 can be communicated with the cleaning water introduction section inlet 24 by changing the flow path from the horizontal lateral direction to the vertical upper direction, the straight section of the inner peripheral path 20 can be lengthened, and the flow distribution of the cleaning water. Can be made uniform with respect to the path, and energy loss of the washing water can be prevented.

  Further, as shown in FIG. 6, the plurality of discharge paths 6 of the water distribution means 5 communicate with the inner peripheral part side of the discharge path 29 that communicates with the outer peripheral part side of the cleaning water guiding part 25 in the height relationship. You may provide in the lower part of the discharge path | route 28. FIG. The cleaning water sent from the discharge path 29 flows in the direction of rotation around the inner periphery side path 26 in the outer periphery side path 27 of the cleaning water guide section 25, or tilts upward while rotating. And then flow. Thereafter, the water flows into the water guide path 9 of the rotary cleaning means 8 through the straight path.

  Therefore, the distance of the straight part until the outer periphery side path 27 of the cleaning water guide portion 25 flows into the water guide path 9 of the rotary cleaning means 8 can be secured, and the cleaning water is more rectified. The uniformity of the pressure distribution of the washing water is improved, and the pressure loss in the path can be reduced. Therefore, the installation property of the main body 1 and the setting property of the article to be cleaned 13 can be ensured, and the cleaning efficiency is improved.

  In addition, as shown in FIG. 7, at least two discharge ports 30 communicating with the discharge path 6 of the water distribution means 5 may be arranged in parallel in the horizontal direction at the same height. The discharge port 30 communicates with the discharge path 6 without being separated in the vertical direction, so that the height of the main body 1 is increased by installing the water distribution means 5, the discharge path 6, and the water diversion mechanism including the cleaning water guide 18. Without becoming high, while ensuring the installation property of the main body 1 and the setting property of the article 13 to be cleaned, it can be efficiently cleaned.

(Embodiment 3)
As shown in FIG. 8, the discharge port 31 of the water distribution means 5 is provided at the same height as or lower than the inlet 33 of the cleaning water guiding section 32, and the inlet 34 of the water distribution means 5 is cleaned. It is provided at the same height as the discharge port 35 of the pump 4 or at a position higher than that. After the washing process and the rinsing process, in order to replace the washing water, the water is drained by a drain pump or the like. If there is a water retention part during drainage, it will remain in the interior as residual water without draining, and the remaining water will be mixed with clean water supplied during the next stroke, resulting in turbidity of the washing water. It will decline.

  At the time of drainage, the washing water in the washing tank 2 is drained from the drain outlet, but some of the washing water from the water distribution means 5, the discharge path 6, the washing water guiding section 32, the rotating washing means 8, etc. is washed. In the opposite direction, the water flows from the washing water guiding section 32 through the discharge path 6 to the drain outlet from the water diversion means 5 and is drained. At this time, in the present embodiment, since the cleaning water guide section 32, the discharge path 6, and the water distribution means 5 are always arranged at the same height or downward in the direction of drainage, residual water does not stay. Therefore, after draining, the remaining water in the washing tank 2 is reduced, so that the turbidity of the washing water by water supply is reduced in the next process or next use, and the washing performance and the rinsing performance are improved.

(Embodiment 4)
FIG. 9 shows the flow path configuration of the washing water from the water distribution means 5 to the rotary washing means 8. The water distribution means 5 has a valve body 7 that switches a plurality of discharge paths 6, and the valve body 7 rotates while operating in the vertical direction by the operation and stop of the cleaning pump 4, and the cleaning water to the discharge path 6 The inlet 36 of the cleaning water guiding section 11 is provided at a position lower than the discharge port 37 of the water distribution means 5.

  10 to 13 are detailed views of the water distribution means 5. FIG. 10 is a plan view showing the opening 38 of the valve body 7. As shown in FIG. 11, a casing 41 having a plurality of discharge ports 40 respectively connected to a plurality of discharge ports 6 and an inlet 39 of a diversion means into which wash water pressurized by the cleaning pump 4 flows, The valve body 7 rotates in the casing 41 so that the opening 38 is provided so as to face at least one of the outlets 40 and the discharge port 40 facing the opening 38 is switched.

  The operation and action will be described below. When the cleaning pump 4 is operated, cleaning water flows from the inlet 39 of the water dividing means 5. The valve body 7 that can move forward and backward with respect to the discharge port 40 penetrates the center, and pushes the valve body 7 upward by the pressure of the washing water along the support portion 42 that guides the advancement and retraction of the valve body 7.

  At that time, the valve body 7 rises in accordance with the inclination of the upper engagement portion 43 by an operation accompanied by rotation and substantially linear movement, and the opening portion 38 of the valve body 7 and the predetermined portion are opened so that the predetermined discharge port 40 is opened. The discharge ports 40 are fixed at the matching positions (FIG. 12). The other discharge ports 40 are tightly closed by the valve body 7.

  Subsequently, once the washing pump 4 is stopped, the water pressure that pushes up the valve body 7 from below does not act, so the valve body 7 descends along its supporting portion 42 due to its own weight. It descends while rotating according to the inclination of the engaging portion 44 and stops at a predetermined position. When the washing pump 4 is operated again, it is engaged with the inclination of the upper engaging portion 43, the valve body 7 is raised while rotating, and the opening 38 of the valve body 7 and the next discharge port are communicated with each other. Thus, the discharge path 6 can be switched.

  The engaging portions 43 and 44 are not limited to a shape such as a spiral shape or a triangular shape. When the cleaning pump 4 is intermittently operated, the predetermined discharge port 40 and The opening 38 of the valve body 7 should just correspond. Further, the position of the engaging portion such as the outer peripheral portion of the valve body 7 is not limited.

  In this way, the valve body 7 can be switched by operating and stopping the cleaning pump 4 without providing a dedicated electric drive unit, and the valve body 7 that switches the discharge path 6 moves in the vertical direction while rotating. However, by providing the inlet 36 of the cleaning water guide portion at a position lower than the outlet 37 of the water distribution means in a direction perpendicular to the installation surface of the main body, the water distribution means 5 and the cleaning water guide portion 11 are provided. The installation height can be made almost the same, the installation property of the dishwasher main body 1 and the setting property of the object to be cleaned 13 can be secured, and further, the water washing means 5 has a rotary cleaning having different injection ports such as the injection angle and the injection position. The water guide path 9 of the means 8 can be switched and can be washed efficiently.

(Embodiment 5)
As shown in FIG. 14, when there are two water conveyance paths 9 of the rotary cleaning means 8, the first water conveyance path 45 and the second water conveyance path 46 are partitioned within the rotary cleaning means 8, and the first water conveyance path 45. Alternatively, the second water guide path 46 is provided with at least one jet outlet having an injection angle in a direction opposite to the propulsion direction so that the rotary cleaning unit 8 rotates clockwise. Further, one of the first water conveyance path 45 or the second water conveyance path 46 is provided with a jet outlet so that the rotary cleaning means 8 rotates counterclockwise.

  The operation and action will be described below. The washing water ejected by the washing pump 4 is sent by the water diverting means 5 to the discharge path communicating with the first water guide path 45. When cleaning water is jetted from the jet outlet 47 of the first water guide passage 45 via the cleaning water guide section 11, the rotary cleaning means 8 rotates forward due to the jet reaction force, and mainly to the object 13 to be cleaned. Wash water from one side.

  Next, when cleaning water is jetted from the discharge port 48 of the second water guide passage 46 from another discharge path through the cleaning water guide section 11 by the water distribution means 5, the rotary cleaning means 8 is driven by the injection reaction force. Is reversed and reversely rotated, and the cleaning water hits the object 13 to be cleaned mainly from the opposite direction to the normal rotation.

  Moreover, since the cleaning water hits the article 13 to be cleaned from various directions even if the positions and shapes of the ejection ports 47 and 48 are not symmetrically the same, the cleaning efficiency can be improved.

  The diversion means 5 switches the rotation direction of the rotary cleaning means 8 by switching the supply of cleaning water to the water guide path 9 of the rotary cleaning means 8. In addition to the injection position, the angle of the cleaning water sprayed to the object to be cleaned 13 can be switched, and the cleaning water can be sprayed from various directions to the object to be cleaned 13. Therefore, the installation property of the dishwasher main body 1 and the setting property of the article to be cleaned 13 are ensured, and the cleaning efficiency is improved.

  As described above, the dishwasher according to the present invention is useful as a domestic dishwasher because the washing performance is improved and the installation property of the main body and the capacity to set the object to be washed can be secured.

Partially cutaway sectional view of the dishwasher according to Embodiment 1 of the present invention (A) Cross-sectional view of the water diversion means of the dishwasher (b) Plan view of the discharge path of the water diversion means (A) Sectional drawing of washing water conveyance part of dishwasher of Embodiment 2 of this invention (b) LL sectional drawing of the washing water conveyance part (A) Plan view of the discharge path of another example of the dishwasher (b) Cross-sectional view of the discharge path of the same water diversion means Sectional view of the washing water conveyance section of another example of the dishwasher Sectional view of the washing water conveyance section of another example of the dishwasher (A) Cross-sectional view of discharge path of water diverting means of another example of the dishwasher (b) MM cross-sectional view of the same water diverting means Sectional drawing of the principal part of the dishwasher of Embodiment 3 of this invention Sectional drawing of the principal part of the dishwasher of Embodiment 4 of this invention Plan view of valve body of water diversion means of the dishwasher Sectional view of water diversion means of the dishwasher Plan view of water diversion means of the dishwasher Explanatory drawing of switching operation of valve body of water diversion means of the dishwasher The top view of the rotary cleaning means of the dishwasher of Embodiment 5 of this invention Cross-sectional view of a conventional dishwasher

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Main body 2 Washing tank 4 Washing pump 5 Water diversion means 6 Discharge path 7 Valve body 8 Rotary washing means 9 Water conveyance path 11 Cleaning water conveyance part 12 Bearing part

Claims (9)

A main body provided with a cleaning tank for storing objects to be cleaned such as tableware, a cleaning pump for pressurizing cleaning water in the cleaning tank, and cleaning water discharged from the cleaning pump is selectively supplied to a plurality of discharge paths. A diversion means, a rotary washing means having at least two diversion paths for feeding wash water, a washing diversion section communicating the discharge path of the diversion means and the diversion path of the rotary washing means, and the washing A bearing portion that is positioned above the water conveyance portion and rotatably holds the rotary cleaning means, and the cleaning pump and the water diversion means are disposed at a position horizontally separated from the bearing portion of the rotary cleaning means. Dishwasher. The cleaning water guide portion is formed in a concentric cylindrical shape below the bearing portion, and the outer peripheral path is an inlet through which cleaning water flows in a horizontal lateral direction with respect to the installation surface of the main body from the discharge path side of the water distribution means, The dishwasher according to claim 1, wherein a straight portion is provided in a direction perpendicular to the bearing side. The dishwasher according to claim 1 or 2, wherein the height of the plurality of discharge paths of the water dividing means is set to be substantially the same. The dishwasher according to claim 1 or 2, wherein the plurality of discharge paths of the water distribution means are provided with a discharge path communicating with the inner peripheral side path of the washing water guiding section below the discharge path communicating with the outer peripheral side path. The dishwasher according to claim 1 or 2, wherein the plurality of discharge paths of the water diversion means are provided with a discharge path communicating with the outer peripheral side of the washing water guiding section at a lower portion of the discharge path communicating with the inner peripheral side. The dishwasher according to any one of claims 1 to 5, wherein at least two discharge ports of the water dividing means are arranged in parallel in the horizontal direction at the same height. The outlet of the water distribution means is provided at the same height as or lower than the inlet of the cleaning water introduction section, and the inlet of the water distribution means is provided at the same height as or higher than the outlet of the cleaning pump. The dishwasher according to any one of claims 1 to 6. The water diversion means has a valve body that switches a plurality of discharge paths, and the valve body rotates while operating in the vertical direction by the operation and stop of the cleaning pump, and supplies the cleaning water to the discharge path. The dishwasher according to any one of claims 1 to 7, wherein the dishwasher is switched and provided with an inlet of the washing water guiding portion at a position lower than an outlet of the water diversion unit. The dishwasher according to any one of claims 1 to 8, wherein the water diversion means switches supply of washing water to the water guide path of the rotary cleaning means so as to switch the rotation direction of the rotary cleaning means.