CN215806491U

CN215806491U - Water diversion valve for dish washing machine

Info

Publication number: CN215806491U
Application number: CN202121049602.8U
Authority: CN
Inventors: 黎铭峰; 徐术荣; 王豪杰; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2022-02-11
Anticipated expiration: 2031-05-17

Abstract

The utility model discloses a water distribution valve for a dish washing machine, which comprises a valve body, a water distribution disc, a driving mechanism and a transmission mechanism, wherein the valve body is provided with a cavity, a water inlet hole, a plurality of water outlet holes and mounting holes positioned on the side wall of the water distribution disc, the water distribution disc is rotatably arranged at the water inlet end or the water outlet end of the water outlet holes, the driving mechanism comprises a driver and a transmission shaft which is transversely arranged, the transmission shaft transversely penetrates through the mounting holes, the driver is arranged on the outer side of the side wall of the valve body, the output end of the driver is in transmission connection with the water distribution disc through the transmission shaft, the transmission mechanism is arranged in the cavity, and the transmission shaft is in transmission connection with the water distribution disc through the transmission mechanism. The lateral wall outside of valve body is arranged in to the driver that has realized will drive the water diversion tray pivoted, even the mounting hole department appears leaking, should leak and can down flow away or drip because of the action of gravity, can not splash on the driver, effectively avoid leaking and further influence the driver to reduce fault probability, severity and influenzability.

Description

Water diversion valve for dish washing machine

Technical Field

The utility model relates to the technical field of dish-washing machines, in particular to a shunt valve for a dish-washing machine.

Background

The dishwasher is generally provided with a plurality of spray arms, water is gathered at a water cup at the bottom of the inner container during operation, the water is sucked into the washing pump through the filtering system, centrifugally pressurized and then discharged from the washing pump and conveyed to the spray arms along pipelines, finally sprayed out from spray holes of the spray arms to clean tableware, and gathered back to the water cup at the bottom of the inner container, so that the tableware is cleaned repeatedly.

In order to reduce the water quantity and ensure the water spraying pressure, a shunt valve is usually arranged in the dish washing machine and used for controlling the connection or the closing of different spray arms, and when the dish washing machine works, all pipelines and the spray arms are not needed to be communicated with water, so that the water can be saved, and the washing capacity of water spraying is ensured. However, the rotary disc rotating shaft of the existing shunt valve is vertically arranged, so that a through hole is usually formed in the bottom of the shunt valve, a transmission shaft of a driving motor vertically penetrates through the through hole in the bottom to be connected with the rotary disc rotating shaft, if the sealing at the through hole is poor or fails, the driving motor is directly splashed when water leaks, and therefore the motor is likely to be burnt, and a larger fault problem is caused.

In addition, the flow resistance of the water flow of the existing shunt valve is large when the direction is changed, so that the energy loss and the water pressure loss of the fluid are large, and the spraying effect of the dish-washing machine can be influenced when the energy loss and the water pressure loss of the fluid are serious.

Disclosure of Invention

The utility model aims to solve at least one of the problems in the prior related art to a certain extent, and therefore the utility model provides a shunt valve for a dish washing machine, which can prevent water leakage at a mounting hole from influencing a driver and effectively reduce the failure probability of the driver.

According to the above-mentioned shunt valve for dish washer that provides, it realizes through following technical scheme:

a diverter valve for a dishwasher, comprising: the valve body is provided with a cavity, a water inlet hole communicated with the cavity and a plurality of water outlet holes communicated with the cavity, and the side wall of the valve body is provided with a mounting hole communicated with the cavity; the water distribution disc is rotatably arranged at the water inlet end or the water outlet end of the water outlet hole, and a plurality of water through holes are formed in the water distribution disc; the driving mechanism comprises a driver and a transmission shaft which is transversely arranged, the transmission shaft transversely penetrates through the mounting hole, the driver is arranged on the outer side of the side wall of the valve body, and the output end of the driver is in transmission connection with the water distribution disc through the transmission shaft and is used for driving the water distribution disc to rotate so as to adjust the water outlet area of the water outlet hole through the matching of the water through hole and the water outlet hole; and the transmission mechanism is arranged in the cavity, and the transmission shaft is in transmission connection with the water distribution disc through the transmission mechanism.

In a first embodiment, the transmission mechanism includes a first bevel gear and a second bevel gear, and the first bevel gear is fixedly arranged at one end of the transmission shaft away from the driver; the water distribution disc is further provided with a lower rotating shaft extending downwards, the central line of the lower rotating shaft is perpendicular to the central line of the transmission shaft, and the second bevel gear is fixedly arranged on the lower rotating shaft and meshed with the first bevel gear.

In a second embodiment, the transmission mechanism comprises a worm and a worm wheel, the worm forms the transmission shaft, or the worm is fixedly connected with one end of the transmission shaft far away from the driver; the water distribution disc is further provided with a lower rotating shaft extending downwards, the central line of the lower rotating shaft is perpendicular to the central line of the transmission shaft, and the turbine is fixedly arranged on the outer surface of the lower rotating shaft and matched with the worm.

Further, the bottom center of the chamber is provided with an installation groove with an upward opening, and the lower end part of the lower rotating shaft is rotatably arranged in the installation groove in a penetrating manner.

Furthermore, an annular groove is formed between the second bevel gear and the lower rotating shaft, and the upper end of the side wall of the mounting groove is inserted into the annular groove.

Furthermore, the side wall of the mounting groove is provided with an air avoiding portion at a position corresponding to the transmission shaft, one end of the transmission shaft, which is far away from the driver, is movably inserted into the air avoiding portion, and the second umbrella teeth are positioned outside the air avoiding portion.

Further, still include the sealing member, the one end that the driver was kept away from to the mounting hole is equipped with spacing portion, the sealing member centre gripping in the surface of transmission shaft with between the pore wall of mounting hole, and the sealing member butt spacing portion.

Further, the valve body structure further comprises a detection unit, the detection unit is arranged on the outer side wall of the valve body and close to the transmission shaft, a cam located on the outer side of the side wall of the valve body is arranged on the side wall of the transmission shaft, and the detection unit is used for detecting the position of the cam.

Furthermore, the outer side wall of the valve body is also provided with a protection part extending towards the direction of the driver, the protection part comprises a transverse section, and the driver and the detection unit are both positioned below the transverse section.

Furthermore, the valve body comprises a shunt valve body and a valve cover, the shunt valve body is provided with the cavity, the water inlet hole and the mounting hole, the valve cover is provided with a plurality of water outlet holes, and the valve cover is detachably connected to the top of the shunt valve body; the water distribution disc is rotatably arranged in the cavity and attached to the bottom of the valve cover.

Compared with the prior art, the utility model at least comprises the following beneficial effects:

1. according to the water distribution valve, the driver is arranged on the outer side of the side wall of the valve body, and the transmission shaft transversely penetrating through the side wall of the valve body is matched with the transmission mechanism positioned in the cavity, so that the output end of the driver is in transmission connection with the water distribution disc arranged close to the water inlet and outlet holes, the driver driving the water distribution disc to rotate is arranged on the outer side of the side wall of the valve body, even if water leakage occurs at the mounting hole, the water leakage can flow downwards or drip under the action of gravity and cannot splash onto the driver, the driver is effectively prevented from being further influenced by the water leakage, and the fault probability, the severity and the influence are reduced.

Drawings

FIG. 1 is a schematic structural diagram of a shunt valve according to a first embodiment of the present invention;

FIG. 2 is a sectional view of a diverter valve according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a shunt valve body according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a water diversion plate, a transmission mechanism, a driving mechanism and a detection unit according to a first embodiment of the present invention;

FIG. 5 is an exploded view of the center water diversion plate, the transmission mechanism and the transmission shaft according to the first embodiment of the present invention;

fig. 6 is a partially enlarged view of a portion a in fig. 2;

fig. 7 is a partially enlarged view of a portion B in fig. 2;

FIG. 8 is a schematic view of a diverter valve at another angle according to an embodiment of the present invention, with the actuator hidden;

fig. 9 is an exploded view of the water distribution plate, the transmission mechanism and the transmission shaft according to the second embodiment of the present invention.

Detailed Description

The present invention is illustrated by the following examples, but the present invention is not limited to these examples. Modifications to the embodiments of the utility model or equivalent substitutions of parts of technical features without departing from the spirit of the utility model are intended to be covered by the scope of the claims of the utility model.

Example one

As shown in fig. 1-3, the present embodiment provides a shunt valve for a dishwasher, comprising a valve body 1, a shunt disk 2, a driving mechanism (not shown in the figure) and a transmission mechanism (not shown in the figure), wherein the valve body 1 is provided with a chamber 101, a water inlet 102 communicating with the chamber 101, and a plurality of water outlets 103 communicating with the chamber 101, and a mounting hole 104 communicating with the chamber 101 is provided on a side wall of the valve body 1. The water distribution disc 2 is rotatably arranged at the water inlet end or the water outlet end of the water outlet hole 103, the water distribution disc 2 is attached to the water outlet hole 103, a plurality of water through holes 201 are formed in the water distribution disc 2, and the water through holes 201 are selectively communicated with the water outlet hole 103. Actuating mechanism includes driver 31 and transverse arrangement's transmission shaft 32, the mounting hole 104 is transversely worn to locate by transmission shaft 32, driver 31 sets up in the lateral wall outside of valve body 1, and the output 311 of driver 31 arranges towards mounting hole 104, output 311 is connected with the transmission of diversion disk 2 through transmission shaft 32, be used for driving diversion disk 2 and rotate, in order to change the relative position of limbers 201 and apopore 103, thereby realize adjusting the water outlet area of apopore 103 through the cooperation of limbers 201 with apopore 103, make the diversion valve can form multiple water outlet mode, reach the effect of distributing water. The transmission mechanism is arranged in the cavity 101, and the transmission shaft 32 is in transmission connection with the water distribution disc 2 through the transmission mechanism, so that the output end 311 of the driver 31 is in transmission connection with the water distribution disc 2 through the transmission mechanism and the transmission shaft 32 which is transversely arranged, and the driver 31 is ensured to be capable of reliably driving the water distribution disc 2 to rotate, so that the water outlet area of the water outlet hole 103 is adjusted through the matching of the water through hole 201 and the water outlet hole 103.

It can be seen that, the shunt valve of this embodiment, it sets up driver 31 in the lateral wall outside of valve body 1, and through transversely wearing to locate the transmission shaft 32 of valve body 1 lateral wall and the drive mechanism cooperation that is located cavity 101, make output 311 of driver 31 and the shunt disk 2 that pastes into apopore 103 setting be transmission connection mutually, realized placing driver 31 that drive shunt disk 2 pivoted in the lateral wall outside of valve body 1, even water leakage appears in mounting hole 104 department, this leakage can flow away or drip down because of the action of gravity, can not splash on driver 31, effectively avoid leaking further influence driver 31, thereby reduce fault probability, severity and influence nature.

As shown in fig. 2-3, preferably, the chamber 101 is a flow channel spirally rising from bottom to top, the water inlet 102 communicates with the lower end of the flow channel, and all the water outlets 103 are located at the top of the valve body 1 and respectively communicate with the upper end of the flow channel, so that, by designing the chamber 101 as a flow channel spirally rising, when the water flowing in from the water inlet 102 flows along the flow channel from bottom to top, the flow resistance of the water is smaller when the direction of the water is changed, the water is better guided to flow upwards to the water outlet 103, which is beneficial to reducing the energy loss and the water pressure loss of the fluid, thereby being beneficial to improving the spraying effect of the dishwasher.

Preferably, the water inlet hole 102 is transversely disposed on the side wall of the valve body 1, and an outlet of the water inlet hole 102 is opened along a tangential direction of the side wall of the chamber 101, so that water flows into the chamber 101 (i.e., the flow channel) through the water inlet hole 102 tangentially to form a spirally rising flow direction, and finally the water outlet hole 103 flows out, so that the flow resistance can be further reduced.

In the present embodiment, the valve body 1 includes a shunt valve body 11 and a valve cover 12, the shunt valve body 11 has a chamber 101, a water inlet hole 102 and a mounting hole 104, and the water inlet hole 102 and the mounting hole 104 are both disposed on a side wall of the shunt valve body 11 and are disposed oppositely and in parallel. The valve cover 12 has a plurality of outlet holes 103, and the valve cover 12 is detachably connected to the top of the shunt valve body 11 and covers the top opening of the chamber 101. In this embodiment, the valve cap 12 has three water outlets 103, and the three water outlets 103 are respectively communicated with the upper spray arm, the middle spray arm and the lower spray arm, so as to supply water to different spray arms, thereby forming different spray effects.

As shown in fig. 3, preferably, an upwardly extending mounting groove 105 is integrally formed at the bottom center of the chamber 101, and the mounting groove 105 is used for mounting the lower rotating shaft 202 of the water distribution tray 2, so as to achieve lower limit on the movement of the lower rotating shaft 202, prevent the water distribution tray 2 from shifting during the rotation process, and further facilitate ensuring the water distribution or water distribution effect of the water distribution valve.

Preferably, the side wall of the mounting groove 105 facing the mounting hole 104 is provided with a space-avoiding portion 106 recessed towards the inside, and the space-avoiding portion 106 is used for embedding one end of the transmission shaft 32 far away from the driver 31, so that the transmission shaft 32 can be limited to a certain extent, the distance between the mounting hole 104 and the side wall of the mounting groove 105 is increased, the depth of the transmission shaft 32 extending into the cavity 101 is increased, and therefore, a sufficient space for assembling the first bevel gear 41 of the transmission assembly is ensured.

As shown in fig. 1 and 3, preferably, a protective part 108 extending toward the driver 31 is further provided on the outer side wall of the shunt valve body 11, the protective part 108 is substantially shaped like a "7" and includes a transverse section 1081 and a vertical section 1082, the transverse section 1081 is located above the driver 31 for preventing water from flowing down or dropping due to gravity and splashing on the driver 31, and for protecting the driver 31 and preventing heat generated by the operation of the driver 31 from being radiated or transmitted upwards. The vertical section 1082 is located outside a sidewall of the driver 31 for protecting the driver 31.

As shown in fig. 2 and fig. 4-5, in the present embodiment, the water diversion disc 2 is rotatably disposed in the cavity 101 and attached to the bottom of the valve cover 12, so that, by accommodating the water diversion disc 2 in the cavity 101, when the water diversion disc 2 is connected to the transmission mechanism, the valve cover 12 disposed through the valve body 1 is not needed, which is beneficial to simplifying the overall structure of the valve cover 12.

Preferably, the water diversion disc 2 is composed of a rotary disc, a lower rotary shaft 202 and an upper rotary shaft 203, three water through holes 201 are circumferentially arranged on the rotary disc at intervals, and the water through areas of the three water through holes 201 are different. The lower rotating shaft 202 is vertically arranged at the bottom of the turntable and fixedly connected with the turntable, the central line of the lower rotating shaft 202 is vertical to the central line of the transmission shaft 32, and the upper rotating shaft 203 is vertically arranged at the top of the turntable and fixedly connected with the turntable. As shown in fig. 2 and 6, when the water distribution disc 2 is installed, the water distribution disc 2 is accommodated in the chamber 101, and the lower end of the lower rotating shaft 202 is rotatably inserted into the installation groove 105, so that the lower limit of the water distribution disc 2 is formed by the lower rotating shaft 202 and the installation groove 105 which are inserted and matched with each other; the valve cover 12 is provided with a limiting groove (not shown) adapted to accommodate the upper rotating shaft 203, and the upper end of the upper rotating shaft 203 is rotatably inserted into the limiting groove, so as to realize the upper limiting of the water distribution tray 2 by the upper rotating shaft 203 and the limiting groove which are matched and inserted. From this, spacing about through dividing the water diversion dish 2 can prevent that water diversion dish 2 from shifting to appear rotating the in-process, improves the reliability and the accurate nature of water diversion dish 2 assembly.

As shown in fig. 4-6 and 8, in this embodiment, the driving mechanism is composed of a driver 31 and a transmission shaft 32 arranged transversely, two mounting bosses 111 extending outwards are provided on the outer side wall of the shunt valve body 11, the two mounting bosses 111 are provided on two opposite outer sides of the mounting hole 104, a gap (not shown in the figure) is left between the adjacent mounting bosses 111, and the driver 31 is detachably mounted on the mounting bosses 111, so that the driver 31 is stably and reliably mounted on the outer side wall of the shunt valve body 11 through the two mounting bosses 111, and the distance between the driver 31 and the mounting hole 104 is increased, even if water leaks from the mounting hole 104, the water leaks from the gap due to gravity, and thus the water leakage is prevented from splashing on the driver 31, and the influence of the water leakage on the driver 31 is effectively avoided.

Preferably, each mounting boss 111 is provided with a screw hole 112 and a positioning pin 113, the driver 31 is a driving motor, the driving motor is provided with a positioning hole at a position corresponding to the positioning pin 113, and an opening is provided at a position corresponding to the screw hole 112, during mounting, the output end 311 of the driver 31 is connected to the transmission shaft 32, and the positioning hole of the driver 31 is sleeved in the positioning pin 113, so as to position the driver 31, the position where the driver 31 is placed is deflected, and finally, a screw is adopted to penetrate through the opening of the driver 31 and the screw hole 112 from outside to inside and is fastened and connected with the mounting boss 111, so that the driver 31 is stably and reliably mounted, and later-period disassembly and maintenance are facilitated.

Preferably, the transmission shaft 32 comprises a connecting end 32a, a matching section 32b and a boss section 32c which are sequentially connected along the length direction, wherein the diameter of the connecting end 32a is less than that of the matching section 32b is less than that of the boss section 32c, so that the insertion installation of the transmission shaft 32 from the outside to the inside is convenient. The connecting end 32a extends into the chamber 101, and the connecting end 32a is in transmission connection with the lower rotating shaft 202 of the water diversion disc 2 through a transmission mechanism, so as to ensure that the transmission shaft 32 reliably drives the water diversion disc 2 to rotate.

Preferably, one end of the connecting end 32a close to the mounting groove 105 rotatably extends into the clearance portion 105, so that the connecting end 32a is inserted into the clearance portion 105 to limit the radial inner end of the transmission shaft 32. The mounting hole 104 is transversely worn to locate by cooperation section 32b, and its both ends respectively with link 32a and boss section 32c integrated into one piece, like this, can form through cooperation section 32b and mounting hole 104 and carry on spacingly to the middle section of transmission shaft 32, and the cooperation transmission shaft 32 is spacing radially inner for transmission shaft 3 is difficult for appearing shifting in the rotation process. The boss section 32c is located on the outer side of the side wall of the shunt valve body 11, the mounting depth of the transmission shaft 32 can be limited, the cam 321 is arranged on the outer surface of the boss section 32c, the position of the shunt disk 2 can be determined through the transmission relation according to the position of the cam 321, and then the water outlet state of the shunt valve can be accurately controlled.

As shown in fig. 2 and fig. 4 to 6, further, the transmission mechanism includes a first bevel gear 41 and a second bevel gear 42, the first bevel gear 41 is fixed at an end of the transmission shaft 32 far from the driver 31, that is, the first bevel gear 41 is fixed at a radial inner end of the connecting end 32a and located outside the space-avoiding portion 106, and a center line of the first bevel gear 41 coincides with a center line of the transmission shaft 32. The second bevel gear 42 is coaxially fixed on the lower rotating shaft 202, and the second bevel gear 42 is engaged with the first bevel gear 41. Therefore, the transmission shaft 32 which is transversely arranged and the lower rotating shaft 202 which is vertically arranged are in transmission connection through the second bevel gear 42 and the first bevel gear 41 which are meshed with each other, reliable reversing is realized, the water diversion disc 2 is driven to rotate, the thickness or the height of the water diversion valve 2 in the vertical direction is favorably reduced, the water diversion valve is suitable for dish washing machines with limited axial installation space, and the universality and the applicability of the water diversion valve in different types of dish washing machines are improved.

Preferably, the transmission ratio of the first bevel gear 41 to the second bevel gear 42 is 1:1, so that the rotation speed of the first bevel gear 41 and the second bevel gear 42 is the same, that is to say the rotation speed of the water diversion disk 2 and the transmission shaft 32 and the output 311 of the driver 31 is the same. Of course, the transmission ratio of the first bevel gear 41 to the second bevel gear 42 can be designed to be greater than 1:1 or less than 1: 1.

Preferably, an annular groove 204 is formed between the second umbrella tooth 42 and the lower rotating shaft 202, and the upper end of the side wall of the installation groove 105 is inserted into the annular groove 204, so that the thickness or height of the shunt valve in the vertical direction can be further reduced.

As shown in fig. 2 and 7, in this embodiment, the sealing device further includes a sealing element 5, the sealing element 5 is clamped between the outer surface of the fitting section 32b of the transmission shaft 32 and the hole wall of the mounting hole 104, the sealing element 5 of this embodiment is a sealing ring in interference fit with the transmission shaft 32, thus, by additionally providing the sealing element 5, the sealing performance of the fitting section 32b and the mounting hole 104 is improved, and a water leakage phenomenon at the fitting position is prevented, even if the water leakage phenomenon occurs at the fitting position, the water leakage can flow down or drip due to the gravity action, and cannot splash onto the driver 31, so that the driver 31 is effectively prevented from being influenced by the water leakage.

Preferably, one end of the mounting hole 104 far away from the driver 31 is provided with a limiting portion 107, and the limiting portion 107 abuts against the sealing element 5, so that the mounting depth of the transmission shaft 32 can be limited by additionally arranging the limiting portion 107, and the sealing element 5 can be designed to abut against the limiting portion 107, which is beneficial to further improving the sealing effect of the matching position of the matching section 32b and the mounting hole 104.

As shown in fig. 8, in the present embodiment, a detection unit 6 for detecting the position of the cam 321 is further included, the detection unit 6 is preferably a micro switch, the micro switch is disposed on the outer side wall of the valve body 1 and close to the transmission shaft 32, and the micro switch is located below the transverse section 1081 to ensure that the leakage water does not splash onto the micro switch. The micro switch is provided with a touch part 601 facing the transmission shaft 32, so that when the driver 31 drives the transmission shaft 32 to rotate, the cam 321 can touch the touch part 601 to conduct the micro switch, and the dishwasher main controller can determine the position of the water diversion disc 2 according to the conducting signal and the transmission relation, thereby realizing the accurate control of the water outlet state of the water diversion valve.

Example two

As shown in fig. 9, the present embodiment is different from the first embodiment in that the transmission mechanism has a different structure. In this embodiment, the transmission mechanism includes a worm 43 and a worm wheel 44, the worm 43 forms the transmission shaft 32, or the worm 43 is fixedly connected to an end of the transmission shaft 32 away from the driver 31, the worm wheel 44 may be a gear or an umbrella tooth, and is fixedly disposed on an outer surface of the lower rotating shaft 202 and is engaged with the worm 43, and other portions are the same as those of the first embodiment.

What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the utility model.

Claims

1. A diverter valve for a dishwasher, comprising:

the water inlet valve comprises a valve body (1), wherein the valve body (1) is provided with a cavity (101), a water inlet hole (102) communicated with the cavity (101) and a plurality of water outlet holes (103) communicated with the cavity (101), and the side wall of the valve body (1) is provided with a mounting hole (104) communicated with the cavity (101);

the water distribution disc (2) is rotatably arranged at the water inlet end or the water outlet end of the water outlet hole (103), and a plurality of water through holes (201) are formed in the water distribution disc (2);

the driving mechanism comprises a driver (31) and a transmission shaft (32) which is transversely arranged, the transmission shaft (32) transversely penetrates through the mounting hole (104), the driver (31) is arranged on the outer side of the side wall of the valve body (1), the output end of the driver is in transmission connection with the water distribution disc (2) through the transmission shaft (32) and is used for driving the water distribution disc (2) to rotate so as to adjust the water outlet area of the water outlet hole (103) through the matching of the water through hole (201) and the water outlet hole (103);

the transmission mechanism is arranged in the cavity (101), and the transmission shaft (32) is in transmission connection with the water distribution disc (2) through the transmission mechanism.

2. A diverter valve for a dishwasher according to claim 1, characterized in that the transmission means comprise a first bevel gear (41) and a second bevel gear (42), the first bevel gear (41) being fixed to the end of the transmission shaft (32) remote from the drive (31); the water distribution disc (2) is further provided with a lower rotating shaft (202) extending downwards, the center line of the lower rotating shaft (202) is perpendicular to the center line of the transmission shaft (32), and the second bevel gear (42) is fixedly arranged on the lower rotating shaft (202) and meshed with the first bevel gear (41).

3. A diverter valve for a dishwasher according to claim 1, characterized in that the transmission comprises a worm (43) and a worm wheel (44), the worm (43) constituting the transmission shaft (32), or the worm (43) being fixedly connected to an end of the transmission shaft (32) remote from the drive (31); the water distribution disc (2) is further provided with a lower rotating shaft (202) extending downwards, the center line of the lower rotating shaft (202) is perpendicular to the center line of the transmission shaft (32), and the turbine (44) is fixedly arranged on the outer surface of the lower rotating shaft (202) and matched with the worm (43).

4. A shunt valve for a dishwasher according to claim 2, wherein an installation groove (105) opened upwardly is provided at the bottom center of the chamber (101), and a lower end portion of the lower rotating shaft (202) is rotatably inserted into the installation groove (105).

5. The shunt valve for a dishwasher according to claim 4, wherein an annular groove (204) is formed between the second umbrella tooth (42) and the lower rotating shaft (202), and an upper end of a sidewall of the mounting groove (105) is inserted into the annular groove (204).

6. The shunt valve for the dish washer according to claim 4 or 5, wherein a space avoiding portion (106) is provided at a position of the side wall of the mounting groove (105) corresponding to the transmission shaft (32), one end of the transmission shaft (32) far away from the driver (31) is movably inserted into the space avoiding portion (106), and the second umbrella tooth (42) is located outside the space avoiding portion (106).

7. The shunt valve for the dish washer according to claim 1, further comprising a sealing member (5), wherein one end of the mounting hole (104) far away from the driver (31) is provided with a limiting part (107), the sealing member (5) is clamped between the outer surface of the transmission shaft (32) and the hole wall of the mounting hole (104), and the sealing member (5) abuts against the limiting part (107).

8. The shunt valve for the dish washer according to claim 1 or 7, further comprising a detecting unit (6), wherein the detecting unit (6) is disposed at an outer side wall of the valve body (1) and close to the transmission shaft (32), a cam (321) is disposed at a side wall of the transmission shaft (32) and is located at an outer side wall of the valve body (1), and the detecting unit (6) is used for detecting a position of the cam (321).

9. A diverter valve for a dishwasher according to claim 8, characterized in that a guard (108) extending towards the actuator (31) is provided on the outer side wall of the valve body (1), the guard (108) comprising a transverse section, the actuator (31) and the detection unit (6) being located below the transverse section.

10. A diverter valve for a dishwasher according to claim 9, wherein the valve body (1) comprises a diverter valve body (11) and a valve cover (12), the diverter valve body (11) having the chamber (101), the inlet opening (102) and the mounting opening (104), the valve cover (12) having the outlet openings (103), the valve cover (12) being removably attached to the top of the diverter valve body (11); the water distribution disc (2) is rotatably arranged in the cavity (101) and is attached to the bottom of the valve cover (12).