Dish washing machine

Abstract

The utility model discloses a dish-washing machine which comprises a washing cavity, and a water outlet is formed in the bottom of the washing cavity. The spray washing structure is mounted in the washing cavity; the water return pipeline is mounted on the lower side of the washing cavity and comprises a water outlet pipe and a water return pipe which are connected with each other, the water outlet pipe is connected with the spray-washing structure, and the water return pipe is connected with the water outlet; the blower is mounted on the lower side of the washing cavity and is in communication connection with a control unit of the dish-washing machine, and an air outlet of the blower is communicated with the water return pipe; the control valve is installed between the water return pipe and the air outlet of the air blower and is in communication connection with the control unit, a valve plate of the control valve can be switched between a first position and a second position, and when the valve plate is located at the first position, the valve plate closes the water return pipe and opens the air outlet of the air blower at the same time; and when the valve plate is located at the second position, the valve plate opens the water return pipe and closes the air outlet of the air blower.

Description

TECHNICAL FIELD

[0001] The utility model relates to kitchen electrical appliances technical field especially relates to a dish washer. BACKGROUND

[0002] The existing dish washer drying is through small fan from the air duct of washing chamber both sides and carries out circulation air dry, due to the large inner cavity of dish washer, the air that blows out through small fan cannot quickly dry the whole inner cavity of dish washer, and the small air volume and low efficiency result in long total running time of dish washer, and the user experience is poor.

[0003] Therefore, a dish washer is needed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at solving one of the problems in the prior art to some extent, and proposes a dish washer, which is characterized by the following technical scheme: a blower fan is arranged at the lower side of the washing chamber, a control valve is used to realize effective utilization of the backwater pipe, so that the backwater pipe can realize circulation of washing water and flow of drying air, the structure is simple, the space at the lower side of the washing chamber is large, a blower fan with large air volume can be easily arranged, and the washing chamber and the backwater pipe can be quickly dried.

[0005] The above-mentioned purpose is achieved by the following technical scheme:

[0006] A dish washer, comprising:

[0007] A washing chamber, which is provided with a water outlet at the bottom;

[0008] A spray washing structure, which is installed in the washing chamber;

[0009] A backwater pipe, which is installed at the lower side of the washing chamber, and comprises a water outlet pipe and a backwater pipe connected with each other, the water outlet pipe is connected with the spray washing structure, and the backwater pipe is connected with the water outlet;

[0010] A blower fan, which is installed at the lower side of the washing chamber and is in communication connection with the control unit of the dish washer, and the air outlet of the blower fan is in communication connection with the backwater pipe;

[0011] A control valve, which is installed between the backwater pipe and the air outlet of the blower fan and is in communication connection with the control unit, and the valve plate of the control valve can be switched between a first position and a second position, when the valve plate is in the first position, the valve plate closes the backwater pipe and opens the air outlet of the blower fan at the same time, and when the valve plate is in the second position, the valve plate opens the backwater pipe and closes the air outlet of the blower fan at the same time.

[0012] Optionally, a heating structure is further included, which is installed in the water outlet pipe and in communication connection with the control unit.

[0013] Optionally, the water outlet pipe comprises a water outlet section, a connecting section and a heating section, the heating section is arranged between the water outlet section and the connecting section, the heating structure is arranged in the heating section, the connecting section is connected with the water return pipe, and the water outlet section is connected with the spray washing structure.

[0014] Optionally, an air pipe is further included, one end of the air pipe is connected with the connecting section and the water return pipe, and the other end is connected with an air outlet of the air blower.

[0015] Optionally, a water pump is further included, which is installed in the water return pipe.

[0016] Optionally, the water pump is installed at the lower side of the heating section and connected with the heating section.

[0017] Optionally, a temperature sensor is further included, which is in communication connection with the control unit, and is installed in the washing cavity or the water return pipe to detect the temperature in the washing cavity or the water return pipe.

[0018] Optionally, the spray washing structure comprises a spray washing arm assembly and a water supply assembly, the spray washing arm assembly is arranged in the washing cavity, one end of the water supply assembly is connected with the spray washing arm assembly, and the other end is connected with the water return pipe.

[0019] Optionally, the spray washing arm assembly comprises an upper spray washing arm and a lower spray washing arm, and the upper spray washing arm and the lower spray washing arm are connected with the water supply assembly.

[0020] Compared with the prior art, the utility model at least has the following beneficial effects:

[0021] The utility model discloses a dishwasher, through setting up the air blower at the lower side of the washing cavity, and using the control valve to realize the effective utilization of the water return pipe, so that the water return pipe can realize the circulation of the washing water and the flow of the air drying airflow, and the structure is simple, and the space at the lower side of the washing cavity is larger, and it is easy to set up the air blower with larger air volume, and then realizes the quick air drying effect of the washing cavity and the water return pipe. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is the structure schematic diagram of the dishwasher provided by the utility model embodiment (the valve piece is at the second position);

[0023] Figure 2 It is the structure schematic diagram of the dishwasher provided by the utility model embodiment (the valve piece is at the first position).

[0024] Fig.

[0025] 1, washing cavity; 11, spray structure; 111, lower spray arm; 112, upper spray arm; 113, water supply assembly; 12, water outlet;

[0026] 2, water return pipeline; 21, water outlet pipe; 211, water outlet section; 212, connecting section; 213, heating section; 22, water return pipe;

[0027] 3, water pump;

[0028] 4, heating structure;

[0029] 5, air blower;

[0030] 6, control valve; 61, valve piece;

[0031] 7, air pipe. DETAILED DESCRIPTION

[0032] The following examples are used to illustrate the present application, but the present application is not limited by these examples. Modifications to the specific embodiments of the present application or equivalent replacements to some technical features without departing from the spirit of the present application should be included in the technical solution range claimed by the present application.

[0033] Reference is made to Figure 1 and Figure 2The utility model provides a kind of dishwasher, including washing cavity 1, spray washing structure 11, backwater pipeline 2, air blower 5 and control valve 6.Washing cavity 1 bottom is provided with water outlet 12.Spray washing structure 11 is installed in washing cavity 1.Backwater pipeline 2 is installed in the lower side of washing cavity 1, and backwater pipeline 2 includes mutually connected water outlet pipe 21 and backwater pipe 22, water outlet pipe 21 is connected with spray washing structure 11, and backwater pipe 22 is connected with water outlet 12.Air blower 5 is installed in the lower side of washing cavity 1 and is connected with the control unit of dishwasher, and the air outlet of air blower 5 is communicated with backwater pipe 22.Control valve 6 is installed between backwater pipe 22 and the air outlet of air blower 5 and is connected with control unit, and the valve piece 61 of control valve 6 can be switched between first position and second position, when valve piece 61 is in first position, valve piece 61 closes backwater pipe 22, while opening the air outlet of air blower 5, when valve piece 61 is in second position, valve piece 61 opens backwater pipe 22, while closing the air outlet of air blower 5.When dishwasher is in washing state, valve piece 61 is in second position, i.e. valve piece 61 opens backwater pipe 22, while closing the air outlet of air blower 5, so that the washing water of dishwasher can circulate along backwater pipe 22 in spray washing structure 11 and washing cavity 1, to realize the spray washing of tableware placed in washing cavity 1, when dishwasher is in the drying state after washing, valve piece 61 is in first position, i.e. valve piece 61 closes backwater pipe 22, while opening the air outlet of air blower 5, so that the wind generated by air blower 5 can flow out to washing cavity 1 along water outlet 12 or spray washing structure 11, to realize the drying effect of washing cavity 1 and backwater pipe 22.

[0034] The dishwasher provided by the utility model realizes the effective use of backwater pipe 22 by setting air blower 5 on the lower side of washing cavity 1 and using control valve 6, so that backwater pipe 22 can realize the circulation of washing water and the flow of drying air flow, and the structure is simple, and the space on the lower side of washing cavity 1 is large, so that air blower 5 with larger air volume can be easily arranged, to realize the rapid drying effect of washing cavity 1 and backwater pipe 22.

[0035] Optionally, it further includes heating structure 4, and the heating structure 4 is installed in water outlet pipe 21 and connected with control unit, when dishwasher is in the drying state after washing, heating structure 4 is started to heat the air flow in backwater pipe 22, to accelerate the drying speed in washing cavity 1 and backwater pipe 22.

[0036] Preferably, the heating structure 4 is heating coil.

[0037] Optionally, the water outlet pipe 21 comprises a water outlet section 211, a connecting section 212 and a heating section 213, the heating section 213 is arranged between the water outlet section 211 and the connecting section 212, the heating structure 4 is arranged in the heating section 213, the connecting section 212 is connected with the water return pipe 22, and the water outlet section 211 is connected with the spray washing structure 11.

[0038] Optionally, the air pipe 7 is further arranged, one end of the air pipe 7 is connected with the connecting section 212 and the water return pipe 22, and the other end is connected with the air outlet of the air blower 5, so that the air flow generated by the air blower 5 is introduced into the water return pipe 2.

[0039] Optionally, the water pump 3 is further arranged, the water pump 3 is arranged in the water return pipe 2, so as to drive the water in the washing cavity 1 and the water return pipe 2 to circulate.

[0040] Optionally, the water pump 3 is arranged on the lower side of the heating section 213 and connected with the heating section 213, so as to facilitate the installation of the water pump 3 and compact the structure.

[0041] Optionally, the temperature sensor is further arranged, the temperature sensor is connected with the control unit in communication, the temperature sensor is arranged in the washing cavity 1 or the water return pipe 2, and is used to detect the temperature in the washing cavity 1 or the water return pipe 2, when the temperature in the washing cavity 1 or the water return cavity is greater than a preset value, the heating structure 4 stops heating, so as to prevent the temperature in the washing cavity 1 or the water return pipe 2 from being too high, and thus the service life of the components in the dishwasher is ensured.

[0042] Optionally, when the preset temperature is greater than 60 degrees, the heating structure 4 stops.

[0043] Optionally, the spray washing structure 11 comprises a spray washing arm assembly and a water supply assembly 113, the spray washing arm assembly is arranged in the washing cavity 1, one end of the water supply assembly 113 is connected with the spray washing arm assembly, the other end is connected with the water return pipe 2, and the water supply assembly 113 is connected with the spray arm assembly, so as to facilitate the washing water to be delivered to the spray washing arm assembly.

[0044] Optionally, the spray washing arm assembly comprises an upper spray washing arm 112 and a lower spray washing arm 111, the upper spray washing arm 112 and the lower spray washing arm 111 are connected with the water supply assembly 113, and the upper spray washing arm 112 and the lower spray washing arm 111 are arranged, so as to facilitate the dishes in the washing cavity 1 to be washed in multiple directions, and the cleaning effect is improved.

[0045] The above only describes some embodiments of the present application. For those skilled in the art, without departing from the creative concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application.

Claims

1. A dishwasher, characterized in that The utility model relates to a dish washing machine, including: a washing cavity (1) with a water outlet (12) at the bottom; a spray washing structure (11) installed in the washing cavity (1); a water return pipeline (2) installed at the lower side of the washing cavity (1), the water return pipeline (2) comprising a water outlet pipe (21) and a water return pipe (22) connected to each other, the water outlet pipe (21) being connected to the spray washing structure (11), and the water return pipe (22) being connected to the water outlet (12); a blower (5) installed at the lower side of the washing cavity (1) and communicatively connected to a control unit of the dish washing machine, the air outlet of the blower (5) being in communication with the water return pipe (22), a control valve (6) installed between the water return pipe (22) and the air outlet of the blower (5) and communicatively connected to the control unit, a valve disc (61) of the control valve (6) being switchable between a first position and a second position, when the valve disc (61) is in the first position, the valve disc (61) closes the water return pipe (22) while opening the air outlet of the blower (5); when the valve disc (61) is in the second position, the valve disc (61) opens the water return pipe (22) while closing the air outlet of the blower (5).

2. The dishwasher according to claim 1, characterized in that Further comprising a heating structure (4) installed in the water outlet pipe (21) and communicatively connected to the control unit.

3. The warewash machine of claim 2, wherein, The water outlet pipe (21) comprises a water outlet section (211), a connecting section (212), and a heating section (213), the heating section (213) being arranged between the water outlet section (211) and the connecting section (212), the heating structure (4) being arranged in the heating section (213), the connecting section (212) being connected to the water return pipe (22), and the water outlet section (211) being connected to the spray washing structure (11).

4. The warewash machine of claim 3, wherein, Further comprising an air duct (7) having one end connected to the connecting section (212) and the water return pipe (22) and the other end connected to the air outlet of the blower (5).

5. The warewashing machine of claim 3, wherein, Further comprising a water pump (3) installed in the water return pipeline (2).

6. The warewash machine of claim 5, wherein, The water pump (3) is installed at the lower side of the heating section (213) and connected to the heating section (213).

7. The dishwasher according to any one of claims 1 to 6, characterized in that Further comprising a temperature sensor communicatively connected to the control unit, the temperature sensor being installed in the washing cavity (1) or the water return pipeline (2) for detecting the temperature in the washing cavity (1) or the water return pipeline (2).

8. The dishwasher according to any one of claims 1 to 6, characterized in that The spray washing structure (11) comprises a spray washing arm assembly arranged in the washing cavity (1) and a water supply assembly (113) having one end connected to the spray washing arm assembly and the other end connected to the water return pipeline (2).

9. The warewash machine of claim 8, wherein, The spray washing arm assembly comprises an upper spray washing arm (112) and a lower spray washing arm (111), both of which are connected to the water supply assembly (113).

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