CN213117590U - Ball valve conversion device of dish washer - Google Patents

Abstract

The utility model relates to a ball valve conversion device of a dish washing machine, which comprises a four-way valve seat, a movable ball body, a valve rod, a valve seat upper cover, a PCB plate, a motor bracket and a motor, wherein the valve seat upper cover is arranged above the four-way valve seat, the PCB plate is arranged above the valve seat upper cover, the motor bracket is arranged at the side of the four-way valve seat, the motor is arranged above the motor bracket, the motor is controlled by the PCB plate to turn, the four-way valve seat is provided with a cleaning water pump pipeline, a dish washing machine cavity pipeline, a drainage pump pipeline and a drainage outlet pipeline which are arranged in a cross, when the dish washer needs cleaning water to wash dishes, the motor drives the movable ball body to rotate the cleaning water pump pipeline to be communicated with the dish washer cavity pipeline, when dish washer needs the blowdown water, motor drive activity spheroid rotates drain pump pipeline intercommunication outlet pipeline, and the four-way pipeline switches swiftly, and the practicality is strong, satisfies the dish washer demand.

Description

Ball valve conversion device of dish washer

Technical Field

The utility model relates to a dish washer field, concretely relates to ball valve conversion equipment of dish washer.

Background

As the living standard of people is improved, the dish washer has become more and more popular, the dish washer is a household appliance for automatically cleaning tableware, it is when using directly put into the cavity of washing the dishes in advance and clean, current dish washer mostly is single pump structure, use single pump to accomplish with clean water input to dish washer cavity and with sewage from the dish washer cavity discharge, such defect lies in causing clear water and sewage mixed flow easily and make sewage cycle influence wash the dishes, in order to avoid this drawback, it is necessary to use two pumps, one for feeding cleaning water into the dishwasher cavity and the other for discharging the sewage from the dishwasher cavity, separate the cleaning water path and the sewage discharge path separately, however, the use of two pumps will increase a lot of water pipes and the installation space of other devices of the dishwasher is reduced due to the complicated layout of the pipes, which is limited by the volume of the dishwasher.

SUMMERY OF THE UTILITY MODEL

To prior art there is the defect, the utility model provides a ball valve conversion equipment of dish washer has and can switch over the pipeline in a flexible way and switch on, be favorable to overall arrangement clean water pipeline and sewage discharge pipeline, and concrete technical scheme is as follows:

the utility model provides a ball valve conversion equipment of dish washer, including the cross disk seat, the activity spheroid, the valve rod, the disk seat upper cover, the PCB board, motor support and motor, the cross disk seat is equipped with the cleaning water pump pipeline that is the cross range, dish washer cavity pipeline, the drain pump pipeline, the outlet pipeline, installation activity spheroid in the cross disk seat, the activity spheroid is equipped with the through-hole, valve rod is connected to activity spheroid upper end, the disk seat upper cover is installed to cross disk seat top, the PCB board is installed to disk seat upper cover top, the motor support is installed to cross disk seat side, motor support top installation motor, PCB board control motor turns to, motor output shaft stretches out the connection valve rod downwards, thereby motor drive activity spheroid rotates and switches cleaning water pump pipeline intercommunication dish washer cavity pipeline or drain pump pipeline intercommunication outlet.

As a preferred scheme of the utility model, clean water pump pipeline intercommunication clean water pump, dish washer cavity pipeline intercommunication spray arm subassembly, drain pump pipeline intercommunication drain pump, outlet pipe intercommunication dish washer main drain pipe.

As the utility model discloses an optimal scheme, the spray arm subassembly includes spray arm inlet tube and spray arm, and clean water pump drive cleaning water carries the spray arm inlet tube through clean water pump pipeline, dish washer cavity pipeline in proper order, and spray arm inlet tube intercommunication spray arm, spray arm are equipped with the hole for water spraying of a plurality of different angle combinations, and the cleaning water of the different angles of hole for water spraying blowout is to in the dish washer cavity.

As the utility model discloses an optimal scheme, motor output shaft suit movable rod, the PCB board are equipped with the inductor, thereby the PCB board passes through the inductor feedback and detects the movable rod position control motor just reversal.

As a preferred scheme of the utility model, outer post and inner prop are established to disk seat upper cover bottom, and cross disk seat top is equipped with and supplies outer post, inner prop male mounting hole, suit sealing washer between outer post, the inner prop, and O shape circle is installed to mounting hole periphery side, and O shape circle is located between disk seat upper cover bottom wall, the cross disk seat upper wall.

The utility model has the advantages that: the cross disk seat is equipped with the cleaning water pump pipeline that is the cross range, dish washer cavity pipeline, drain pump pipeline, outlet pipe way, be favorable to dish washer pipe-line system to concentrate the installation and practice thrift the space, and when dish washer needs cleaning water to wash the dish, motor drive activity spheroid rotates cleaning water pump pipeline intercommunication dish washer cavity pipeline, when dish washer needs the blow off water, motor drive activity spheroid rotates drain pump pipeline intercommunication outlet pipe way, the cross pipeline switches swiftly, therefore, the clothes hanger is strong in practicability, and the dish washer demand is satisfied.

Drawings

FIG. 1 is a perspective view of the ball valve switching device of the present invention;

FIG. 2 is an exploded view of the ball valve transition device of the present invention;

FIG. 3 is a perspective view of the valve seat upper cover of the ball valve switching device of the present invention;

FIG. 4 is a schematic view showing the flow direction of the cleaning water and the sewage in the ball valve switching device of the present invention;

FIG. 5 is a sectional view of the ball valve switching device according to the present invention;

FIG. 6 is a structural view of the ball valve switching device of the present invention installed at the bottom of the dish washer cavity;

fig. 7 is a perspective view of the spray arm assembly of the present invention.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:

in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

As shown in figures 1-5, a ball valve switching device of a dish washer comprises a four-way valve seat 1, a movable ball 2, a valve rod 3, a valve seat upper cover 4, a PCB 5, a motor support 6 and a motor 7, wherein the four-way valve seat 1 is provided with a cleaning water pump pipeline 8, a dish washer cavity pipeline 9, a drainage pump pipeline 10 and a drainage outlet pipeline 11 which are arranged in a cross shape, the cleaning water pump pipeline 8 faces the dish washer cavity pipeline 9, the drainage pump pipeline 10 faces the drainage outlet pipeline 11, the movable ball 2 is arranged in the four-way valve seat 1, the movable ball 2 is provided with a through hole, the upper end of the movable ball 2 is connected with the valve rod 3, the valve seat upper cover 4 is arranged above the four-way valve seat 1, the PCB 5 is arranged above the valve seat upper cover 4, the motor support 6 is arranged on the side of the four-way valve seat 1, the motor 7 is arranged above the motor support 6, the motor output shaft extends downwards to, particularly, when dish washer needs clean water to wash dishes, motor drive activity spheroid rotates, the through-hole is facing to clean water pump pipeline 8, dish washer cavity pipeline 9, clean water pump pipeline 8 intercommunication dish washer cavity pipeline 9 and drain pump pipeline 10, outlet pipeline 11 does not switch on, when dish washer needs the blowdown water, motor drive activity spheroid rotates, the through-hole is facing to drain pump pipeline 10, outlet pipeline 11, drain pump pipeline 10 intercommunication outlet pipeline 11 and clean water pump pipeline 8, dish washer cavity pipeline 9 does not switch on, clean water is intake, two pipe-line systems of sewage discharge all are connected to ball valve conversion equipment, make things convenient for the water in two pipelines of pipe-line layout simultaneously also can not take place the mixed flow and guarantee health.

As shown in fig. 6, the ball valve switching device a is installed at the bottom of the dishwasher cavity 12, the cleaning water pump pipeline 8 is connected to the cleaning water pump 13, the dishwasher cavity pipeline 9 is connected to the spray arm assembly 14, when the cleaning water pump pipeline 8 and the dishwasher cavity pipeline 9 are conducted, the cleaning water pump 13 drives the cleaning water to reach the spray arm assembly 14 through the cleaning water pump pipeline 8 and the dishwasher cavity pipeline 9, the drain pump pipeline 10 is connected to the drain pump 15, the drain outlet pipeline 11 is connected to the main drain pipe 16 of the dishwasher, when the sewage in the dishwasher cavity 12 is to be discharged, the drain pump pipeline 10 and the drain outlet pipeline 11 are conducted, and the sewage pumped by the drain pump 15 is discharged through the drain pump pipeline 10, the drain outlet pipeline 11.

As shown in fig. 7, the spray arm assembly 14 includes a spray arm water inlet pipe 141 and a spray arm 142, the cleaning water pump 13 drives the cleaning water to sequentially pass through the cleaning water pump pipeline 8 and the dishwasher cavity pipeline 9 to be conveyed to the spray arm water inlet pipe 141, the spray arm water inlet pipe 141 is communicated with the spray arm 142, the spray arm 142 extends into the dishwasher cavity 12, the spray arm 142 is provided with a plurality of spray holes combined at different angles, and the spray holes spray the cleaning water at different angles into the dishwasher cavity.

Specifically, motor output shaft suit movable rod 17, PCB board 5 is equipped with inductor 51, and inductor 51 has 4 to correspond with clean water pump pipeline 8, dish washer cavity pipeline 9, drain pump pipeline 10, outlet pipe way 11 respectively, thereby PCB board 5 detects the position of movable rod 17 through the inductor feedback and knows motor output shaft position and control motor just reversing, and control is accurate.

Specifically, the outer column 41 and the inner column 42 are arranged at the bottom of the valve seat upper cover 4, the mounting hole 1a for inserting the outer column 41 and the inner column 42 is formed in the upper portion of the four-way valve seat 1, the sealing ring 18 is sleeved between the outer column 41 and the inner column 42, the O-shaped ring 19 is mounted on the outer peripheral side of the mounting hole 1a, the O-shaped ring 19 is located between the bottom wall of the valve seat upper cover 4 and the upper wall of the four-way valve seat 1, and the sealing structure can effectively prevent water leakage.

The above description is provided for the purpose of describing the present invention in more detail with reference to the preferred embodiments, and it should not be construed that the present invention is limited to these descriptions, and it will be apparent to those skilled in the art that the present invention can be implemented in many ways without departing from the spirit and scope of the present invention.

Claims (5)

1. A ball valve switching device of a dish washer is characterized in that: the water pump cleaning device comprises a four-way valve seat, a movable ball body, a valve rod, a valve seat upper cover, a PCB (printed circuit board), a motor support and a motor, wherein the four-way valve seat is provided with a cleaning water pump pipeline which is arranged in a cross shape, a dish washing machine cavity pipeline, a drainage pump pipeline and a drainage outlet pipeline, the movable ball body is installed in the four-way valve seat and provided with a through hole, the valve rod is connected to the upper end of the movable ball body, the valve seat upper cover is installed above the four-way valve seat, the PCB is installed above the valve seat upper cover, the motor support is installed on the side of the four-way valve seat, the motor is installed above the motor support, the PCB controls the motor to turn, a motor output.

2. The ball valve switching device of a dishwasher according to claim 1, wherein: the cleaning water pump pipeline is communicated with the cleaning water pump, the dish-washing machine cavity pipeline is communicated with the spray arm assembly, the drainage pump pipeline is communicated with the drainage pump, and the drainage outlet pipeline is communicated with the dish-washing machine main drainage pipe.

3. The ball valve switching device of a dishwasher according to claim 2, wherein: the spray arm assembly comprises a spray arm water inlet pipe and a spray arm, cleaning water is driven by a cleaning water pump to be conveyed to the spray arm water inlet pipe through a cleaning water pump pipeline and a dish washing machine cavity pipeline in sequence, the spray arm water inlet pipe is communicated with the spray arm, the spray arm is provided with a plurality of spray holes combined at different angles, and the spray holes spray cleaning water at different angles to the dish washing cavity.

4. The ball valve switching device of a dishwasher according to claim 1, wherein: the motor output shaft is sleeved with the movable rod, the PCB is provided with an inductor, and the PCB feeds back and detects the position of the movable rod through the inductor so as to control the motor to rotate forwards and reversely.

5. The ball valve switching device of a dishwasher according to claim 1, wherein: the valve seat upper cover is characterized in that an outer column and an inner column are arranged at the bottom of the valve seat upper cover, a mounting hole for inserting the outer column and the inner column is formed in the upper portion of the four-way valve seat, a sealing ring is sleeved between the outer column and the inner column, an O-shaped ring is mounted on the outer peripheral side of the mounting hole, and the O-shaped ring is located between the bottom wall of the valve seat upper cover and the upper wall of the four-.

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