CN216675677U - Washing water recycling device for dish washer - Google Patents

Abstract

The utility model discloses a washing water recycling device for a dish washing machine.A spray arm and a liquid storage tank are arranged on a base of the dish washing machine, and the washing water recycling device comprises a conveying pipe, a filter layer, a first liquid level sensor, a first return pipe, a return pump and a second return pipe, wherein the filter layer is fixed at a tank opening at the top of the liquid storage tank and can filter falling washing water; this washing water retrieval and utilization device for dish washer can flow back the washing water after wasing the tableware to spray arm reuse through first back flow, backwash pump and the cooperation of second back flow, improves the heat utilization of washing water.

Description

Washing water recycling device for dish washer

The technical field is as follows:

the utility model relates to the technical field of dish washing machines, in particular to a washing water recycling device for a dish washing machine.

Background art:

the dishwasher is a machine for washing used dishes, and when washing the dishes, the dishwasher sprays washing water to different positions of the dishes through a rotating spray arm to complete the washing work of the dishes, wherein the spray arm sprays the washing water with higher temperature to wash the dishes, and has a certain disinfection effect.

The utility model has the following contents:

in order to solve the technical problem, the utility model provides a washing water recycling device for a dish washing machine, which can recycle washing water used for washing tableware to a spray arm for reuse through the matching of a first return pipe, a return pump and a second return pipe, and improve the heat utilization of the washing water.

A washing water recycling device for a dish washing machine is characterized in that a spraying arm and a liquid storage tank are arranged on a machine base of the dish washing machine and comprise a conveying pipe, a filtering layer, a first liquid level sensor, a first return pipe, a return pump and a second return pipe, the filter layer is fixed at the tank opening at the top of the liquid storage tank and can filter the falling spray water, the first liquid level sensor is arranged at the upper part of the side wall of the liquid storage tank, the delivery pipe is communicated with the spray arm, the first reflux pipe is communicated with the liquid storage tank, the reflux pump is arranged below the liquid storage tank, the second return pipe is communicated with the delivery pipe, the first return pipe is communicated with the second return pipe through the return pump, and the cleaning water in the liquid storage tank can be conveyed to the conveying pipe, a first control switch is arranged on the part of the conveying pipe below the second return pipe, and a second control switch is arranged on the part of the second return pipe close to the conveying pipe.

Preferably, the bottom surface of the liquid storage tank is provided with a first mounting hole, an inlet of the first return pipe is communicated with the liquid storage tank through the first mounting hole, and an outlet of the first return pipe is communicated with an inlet of the return pump.

Preferably, an inlet of the second return pipe is communicated with an outlet of the return pump, an outlet of the second return pipe is communicated with the delivery pipe, and the second control switch is correspondingly arranged at the outlet of the second return pipe.

Preferably, the filter layer is a filter screen layer, and the installation height of the filter layer is higher than that of the first liquid level sensor.

Preferably, be provided with on the filter layer can dismantle the filter screen seat of being connected with the filter layer, just the right of filter screen seat is provided with along the water conservancy diversion face of left to right upslope.

Preferably, the liquid storage tank further comprises a drainage pipe, a second mounting hole is formed in the bottom surface of the liquid storage tank, the drainage pipe is communicated with the liquid storage tank through the second mounting hole, and a third control switch is arranged at an inlet position of the drainage pipe.

Preferably, a second liquid level sensor is included and mounted on a lower portion of a side wall of the reservoir.

Preferably, the liquid storage device further comprises a temperature sensor, and the temperature sensor is arranged on the bottom surface of the liquid storage tank.

The utility model has the beneficial effects that: this washing water retrieval and utilization device for dish washer is through conveyer pipe, filter layer, first level sensor, first back flow pipe, backwash pump and second back flow mutually supporting for the washing water after wasing the tableware in the liquid storage tank can flow back to spray the arm and reuse, and the heat that the washing water contains like this can reuse.

Drawings

FIG. 1 is a top view of the present invention;

fig. 2 is a front view of the present invention.

In the figure: the device comprises a spray arm 1, a liquid storage tank 2, a delivery pipe 3, a filter layer 4, a filter screen seat 41, a flow guide surface 42, an opening 43, a first liquid level sensor 5, a first return pipe 6, a return pump 7, a second return pipe 8, a first control switch 9, a second control switch 10, a first mounting hole 11, a discharge pipe 12, a second mounting hole 13, a third control switch 14, a second liquid level sensor 15 and a temperature sensor 16.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and specific embodiments so as to more clearly understand the technical idea of the utility model claimed.

As shown in fig. 1 to 2, a washing water recycling device for dish washing machine, a spraying arm 1 and a liquid storage tank 2 are arranged on a base of the dish washing machine, the device comprises a delivery pipe 3, a filter layer 4, a first liquid level sensor 5, a first return pipe 6, a return pump 7 and a second return pipe 8, the filter layer 4 is fixed at a tank opening at the top of the liquid storage tank 2 and can filter the falling washing water, the first liquid level sensor 5 is arranged at the upper part of the side wall of the liquid storage tank 2, the delivery pipe 3 is communicated with the spraying arm 1, the first return pipe 6 is communicated with the liquid storage tank 2, the return pump 7 is arranged below the liquid storage tank 2, the second return pipe 8 is communicated with the delivery pipe 3, and the first return pipe 6 is communicated with the second return pipe 8 through the return pump 7, so that the washing water in the liquid storage tank 2 can be delivered to the delivery pipe 3, the part of the delivery pipe 3 below the second return pipe 8 is provided with a first control switch 9 and the part of the second return pipe 8 close to the delivery pipe 3 is provided with a second control switch 10.

The utility model relates to a washing water recycling device for a dish washer, which is realized by the mutual matching of a delivery pipe 3, a filter layer 4, a first liquid level sensor 5, a first return pipe 6, a return pump 7 and a second return pipe 8, wherein one or more liquid storage tanks 2 can be arranged on a base of the dish washer, as shown in figure 2, the base of the dish washer is exemplarily illustrated by arranging one liquid storage tank 2, a first control switch 9, a second control switch 10 and the first liquid level sensor 5 are electrically connected with a control host (not shown) of the dish washer, the delivery pipe 3 is connected with a water tank (not shown) of the dish washer and inputs high-temperature washing water with a cleaning agent to a spray arm 1, the spray arm 1 sprays the washing water to carry out washing work, then the washing water falls on the filter layer 4 on the top surface of the base of the dish washer, and the filter layer 4 separates the washing water from food, so that the cleaning water is collected in the liquid storage tank 2, at the moment, the first control switch 9 is in an open state, the second control switch 10 is in a closed state, when the liquid level height to be installed in the liquid storage tank 2 reaches the position of the first liquid level sensor 5, the first liquid level sensor 5 feeds back a sensing signal to the control host, the control host controls the first control switch 9 to be closed, the second control switch 10 is opened, the reflux pump 7 works, so that the cleaning water in the liquid storage tank 2 enters the conveying pipe 3 through the first reflux pipe 6, the reflux pump 7 and the second reflux pipe 8, the spraying arm 1 reuses the cleaning water, and simultaneously, the situation that the liquid level height in the liquid storage tank 2 is too high and is mixed with food on the filter layer 4 again is avoided, so that the heat of the cleaning water can be reused for the cleaning work of tableware, and compared with the traditional dish-washing machine, this washing water retrieval and utilization device for dish washer can flow back the washing water after wasing the tableware to spray arm 1 and use once more through first back flow pipe 6, backwash pump 7 and the cooperation of second back flow pipe 8, improves the heat utilization of washing water.

Specifically, a first mounting hole 11 is formed in the bottom surface of the liquid storage tank 2, an inlet of the first return pipe 6 is communicated with the liquid storage tank 2 through the first mounting hole 11, an outlet of the first return pipe 6 is communicated with an inlet of the return pump 7, an inlet of the second return pipe 8 is communicated with an outlet of the return pump 7, an outlet of the second return pipe 8 is communicated with the delivery pipe 3, and the second control switch 10 is correspondingly arranged at an outlet of the second return pipe 8, as shown in fig. 2, cleaning water enters the first return pipe 6 from the first mounting hole 11, and the return pump 7 pumps the cleaning water into the second return pipe 8 and the delivery pipe 3 from the first return pipe 6, so that the cleaning water flows back to the spray arm 1 for use.

Further, the filter layer 4 is a filter screen layer, the installation height of the filter layer 4 is higher than that of the first liquid level sensor 5, so that food and cleaning water can be conveniently separated, the filter layer 4 is provided with a filter screen seat 41 detachably connected with the filter layer 4, the right side of the filter screen seat 4 is provided with a flow guide surface 42 inclining upwards from left to right, as shown in fig. 2, the flow guide surface is convenient for food to fall onto the filter screen seat 4 along with the cleaning water, the filter layer 4 is provided with an opening 43, the periphery of the top of the filter screen seat 4 is provided with an outward extending edge covering, and the edge covering is placed on the opening 43 from top to bottom, so that a user can conveniently assemble and disassemble the filter screen seat 4 and clean the food on the filter screen seat 41.

The washing water recycling device for the dish washer further comprises a drainage pipe 12, a second mounting hole 13 is formed in the bottom surface of the liquid storage tank 2, the drainage pipe 12 is communicated with the liquid storage tank 2 through the second mounting hole 13, a third control switch 14 is arranged at the inlet of the drainage pipe 12, as shown in fig. 2, the third control switch 14 is electrically connected with a control host, the third control switch 14 is in a closed state in the recycling process of the washing water, when the washing water is drained, the control host controls the third control switch 14 to be opened, the washing water in the liquid storage tank 2 can enter the drainage pipe 12 along the second mounting hole 13, and the drainage pipe 12 extends out of the base of the dish washer, so that the washing water is drained out of the base of the dish washer.

The device for recycling the washing water for the dish washer comprises a second liquid level sensor 15, wherein the second liquid level sensor 15 is arranged at the lower part of the side wall of a liquid storage tank 2, the device for recycling the washing water for the dish washer further comprises a temperature sensor 16, the temperature sensor 16 is arranged at the bottom surface of the liquid storage tank 2, as shown in figure 2, the second liquid level sensor 15 and the temperature sensor 16 are electrically connected with a control host, the temperature sensor 16 feeds back the temperature of the washing water in the liquid storage tank 2 to the control host, if the temperature of the washing water is lower than the temperature set by the control host, the washing water is required to be discharged because the temperature of the washing water is lower and does not accord with the washing work requirement, the control host controls a second control switch 10 to be closed, a third control switch 14 to be opened, the second liquid level sensor 15 works, the washing water in the liquid storage tank 2 is discharged along a drainage pipe 12, until the liquid level in the liquid storage tank 2 is lower than the position of the second liquid level sensor 15, the second liquid level sensor 15 feeds back a signal to the control host to indicate that the cleaning water in the liquid storage tank 2 is discharged, then the control host controls the first control switch 9 to be turned on, the third control switch 14 is turned off, the conveying pipe 3 inputs new cleaning water to the spray arm 1 again, and when the liquid level in the liquid storage tank 2 reaches the height of the first liquid level sensor 5 again, the first liquid level sensor 5 feeds back a signal to the control host to perform the recycling work of the cleaning water again.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present invention and the contents of the attached drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (8)

1. The utility model provides a dishwasher is with washing water retrieval and utilization device, is provided with spray arm and liquid storage tank on dishwasher's the frame, its characterized in that: including conveyer pipe, filter layer, first level sensor, first return pipe, backwash pump and second return pipe, the filter layer is fixed the pond mouth at liquid storage tank top and filterable spray water that drops, first level sensor installs the lateral wall upper portion of liquid storage tank, the conveyer pipe with spray arm intercommunication, first return pipe with the liquid storage tank intercommunication, the backwash pump is installed the liquid storage tank below, the second return pipe with the conveyer pipe intercommunication, just pass through between first return pipe and the second return pipe backwash pump intercommunication to make the interior washing water of liquid storage tank can carry to the conveyer pipe, the part that the conveyer pipe is located second return pipe below is provided with first control switch, just the second return pipe is close to the part of conveyer pipe is provided with second control switch.

2. The washing water recycling device for the dish washing machine as claimed in claim 1, wherein: the bottom surface of liquid storage tank is provided with first mounting hole, the entry of first reflux pipe passes through first mounting hole and liquid storage tank intercommunication, and the export of first reflux pipe with the entry intercommunication of backwash pump.

3. The apparatus for reusing washing water for a dishwasher according to claim 2, wherein: the inlet of the second return pipe is communicated with the outlet of the return pump, the outlet of the second return pipe is communicated with the delivery pipe, and the second control switch is correspondingly arranged at the outlet of the second return pipe.

4. The washing water recycling device for the dish washing machine as claimed in claim 1, wherein: the filtering layer is a filtering net layer, and the installation height of the filtering layer is higher than that of the first liquid level sensor.

5. The washing water recycling device for the dish washing machine as claimed in claim 4, wherein: the filter screen seat that is connected can be dismantled with the filter layer to be provided with on the filter layer, just the right of filter screen seat is provided with along the water conservancy diversion face of left to right upslope.

6. The washing water recycling device for the dish washing machine as claimed in claim 1, wherein: the liquid storage tank is characterized by further comprising a drainage pipe, a second mounting hole is formed in the bottom surface of the liquid storage tank, the drainage pipe is communicated with the liquid storage tank through the second mounting hole, and a third control switch is arranged at the inlet of the drainage pipe.

7. The washing water recycling device for the dish washing machine as claimed in claim 6, wherein: the liquid level sensor is arranged on the lower portion of the side wall of the liquid storage tank.

8. A washing water reusing device for a dishwasher according to claim 7, wherein: the liquid storage tank is characterized by further comprising a temperature sensor, wherein the temperature sensor is arranged on the bottom surface of the liquid storage tank.

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