Circulating water supply system for dish washing machine

Abstract

The utility model discloses a circulating water supply system for a dish-washing machine, which comprises a water tank and a washing pump which are arranged in the dish-washing machine, a water storage cavity, a first water inlet nozzle and a first water outlet nozzle which are communicated with the water storage cavity are arranged in the hollow water tank, and the circulating water supply system further comprises a circulating water pump; the water tank is further provided with a second water outlet nozzle and a second water inlet nozzle which are communicated with the water storage cavity; a motor is mounted in the washing pump, and a heat exchange cavity is further formed in the washing pump; the heat exchange cavity surrounds the periphery of the motor in the radial direction. The heat exchange cavity is provided with a water inlet and a water outlet; the second water outlet nozzle is communicated with the input end of the circulating water pump, and the output end of the circulating water pump is communicated with the water inlet so as to convey cooling water to the heat exchange cavity; and the water outlet is communicated with the second water inlet nozzle so as to convey cooling water subjected to heat exchange to the water tank. Cooling water is conveyed to the heat exchange cavity in the washing pump through the circulating water pump, heat generated when the motor in the washing pump runs is recycled, and the heating energy consumption of the dish washing machine can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a dish washer technical field especially relates to a kind of circulating water supply system for dish washer. BACKGROUND

[0002] Dish washer is widely used as modern kitchen cleaning equipment.

[0003] The dish washer in prior art, softened normal temperature tap water is output through water inlet pipe, then the input soft water is heated, and the heated soft water is used for washing dish tank to clean tableware, and the tableware after cleaning needs to be dried, and the tableware can be used after cooling.

[0004] Since dish washer needs to continuously heat washing water when operating, the energy consumption of dish washer is high. UTILITY MODEL CONTENTS

[0005] In view of the above-mentioned shortcomings, the utility model aims at providing a circulating water supply system for dish washer to solve the problem of high energy consumption of dish washer.

[0006] To achieve this purpose, the utility model adopts the following technical scheme:

[0007] A circulating water supply system for dish washer, comprising a water tank and a washing pump installed in the dish washer, a hollow water tank is provided with a water storage cavity, a first water inlet nozzle and a first water outlet nozzle communicated with the water storage cavity, and a softening water pump is further included.

[0008] The water tank is further provided with a second water outlet nozzle and a second water inlet nozzle communicated with the water storage cavity.

[0009] The washing pump is provided with a motor, and the washing pump is further provided with a heat exchange cavity; the heat exchange cavity is radially surrounded by the outer periphery of the motor; the heat exchange cavity is provided with a water inlet and a water outlet.

[0010] The second water outlet nozzle is communicated with the input end of the softening water pump, the output end of the softening water pump is communicated with the water inlet, so as to deliver cooling water to the heat exchange cavity; the water outlet is communicated with the second water inlet nozzle, so as to deliver the cooling water after heat exchange to the water tank.

[0011] Preferably, the water tank is flat.

[0012] The water tank is used for being installed close to the inner cavity wall of dish washer.

[0013] Further, it further includes a first water pipe, a second water pipe and a third water pipe.

[0014] The two ends of the first water pipe are respectively communicated with the second water outlet nozzle and the input end of the softening water pump.

[0015] Two ends of the second water pipe are respectively connected with the output end of the circulating water pump and the water inlet;

[0016] Two ends of the third water pipe are respectively connected with the water outlet and the second water inlet.

[0017] Preferably, the water tank, the first water pipe, the second water pipe and the third water pipe are all made of heat-conducting metal.

[0018] Further, the water tank is also provided with an insertion piece and a hanging groove;

[0019] The insertion piece extends downward and is exposed at the bottom of the water tank, and the insertion piece is used for being inserted into the hanging groove on the wall of the inner cavity of the dishwasher;

[0020] The hanging groove is located in the middle of the water tank, and the hanging groove is recessed inwardly from the surface of the water tank, and the hanging groove is used for cooperating with the convex strip protruding from the wall of the inner cavity of the dishwasher.

[0021] Further, the water tank is also provided with a first hook and a second hook;

[0022] The first hook and the second hook are respectively located on the two sides of the water tank.

[0023] The beneficial effects of the technical scheme of the utility model are that the circulating water supply system for the dishwasher transports cooling water to the heat exchange cavity arranged in the washing pump through the circulating water pump to recover the heat generated during the operation of the washing pump, so that the energy consumption of the dishwasher for heating the washing water can be reduced, and the energy efficiency grade of the dishwasher can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a structural schematic view of an embodiment of the circulating water supply system for the dishwasher of the utility model;

[0025] Figure 2 It is an enlarged view of part A of the utility model; Figure 1

[0026] Figure 3 It is a sectional view of the washing pump;

[0027] Among them: water tank 1; washing pump 2; circulating water pump 3; first water pipe 4; second water pipe 5; third water pipe 6; first water inlet 11; first water outlet 12; second water outlet 13; second water inlet 14; insertion piece 15; first hook 16; second hook 17; hanging groove 18; motor 20; heat exchange cavity 21; cleaning water input 22; cleaning water output 23; water inlet 211; water outlet 212. DETAILED DESCRIPTION ​

[0028] The utility model discloses a kind of water supply systems for dishwashers, including water tank 1 and washing pump 2 installed in dishwasher, hollow water tank 1 is equipped with water storage cavity, and first water inlet nozzle 11 and first water outlet nozzle 12 are communicated with water storage cavity, further including circulating water pump 3; Figures 1-3 And the technical scheme of the utility model is further illustrated by specific embodiments.

[0029] The drawings are only used for illustrative explanation, and cannot be understood as the limitation of the patent; in order to better illustrate the embodiment, some components of the drawings are omitted, enlarged or reduced, and do not represent the size of actual product; for those skilled in the art, it is understandable that some well-known structures in the drawings and their descriptions can be omitted.

[0030] In the description of the utility model, it needs to be explained that, unless there is explicit provision and limitation, the terms "mounting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected;It can be mechanical connection, or electrical connection;It can be directly connected, or indirectly connected through intermediate medium, which can be said to be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0031] A circulating water supply system for dishwasher, including water tank 1 and washing pump 2 installed in dishwasher, hollow water tank 1 is equipped with water storage cavity, and first water inlet nozzle 11 and first water outlet nozzle 12 are communicated with water storage cavity, further including circulating water pump 3;

[0032] The water tank 1 is also provided with the second water outlet nozzle 13 and the second water inlet nozzle 14 communicated with the water storage cavity;

[0033] The washing pump 2 is provided with a motor 20, and the washing pump 2 is also provided with a heat exchange cavity 21;The heat exchange cavity 21 is radially surrounded around the outer periphery of the motor 20;The heat exchange cavity 21 is provided with a water inlet 211 and a water outlet 212;

[0034] The second water outlet nozzle 13 is communicated with the input end of the circulating water pump 3, the output end of the circulating water pump 3 is communicated with the water inlet 211, so as to deliver cooling water to the heat exchange cavity 21;The water outlet 212 is communicated with the second water inlet nozzle 14, so as to deliver heat-exchanged cooling water to the water tank 1.

[0035] As Figure 1 It is the structure diagram of one embodiment of the utility model's circulating water supply system for dishwasher, the first water inlet nozzle 11 is used for inputting water source to water storage cavity, the first water outlet nozzle 12 is communicated with the washing water input port 22 of washing pump 2 to output washing water, the washing water is pressurized through washing pump 2 and then output from washing water output port 23, and then delivered to washing tank or spray arm, so as to wash tableware by using washing water.

[0036] When the dishwasher is working, the washing pump 2 needs to deliver washing water to the washing tank or spray arm to wash the dishes. The motor 20 inside the washing pump 2 will continuously generate heat during operation. Therefore, during operation, the circulating water pump 3 delivers cooling water to the heat exchange chamber 21 inside the washing pump 2 to increase the water temperature of the water tank 1. This can recover the heat released by the motor 20 during operation, thereby reducing the energy consumption of the dishwasher in heating the washing water and improving the energy efficiency rating of the dishwasher.

[0037] Preferably, the water tank 1 is flat;

[0038] The water tank 1 is installed close to the inner wall of the dishwasher.

[0039] After washing, the dishes need to be dried. The residual heat from the drying process can be absorbed from the inner wall of the dishwasher through the water tank 1, which can further reduce the energy consumption of the dishwasher.

[0040] Furthermore, it also includes the first water pipe 4, the second water pipe 5, and the third water pipe 6;

[0041] The two ends of the first water pipe 4 are respectively connected to the second water outlet 13 and the input end of the circulating water pump 3;

[0042] The two ends of the second water pipe 5 are respectively connected to the output end of the circulating water pump 3 and the inlet 211;

[0043] The two ends of the third water pipe 6 are connected to the water outlet 212 and the second water inlet 14, respectively.

[0044] like Figures 1-2 As shown, the circulating water circuit for transporting cooling water between the water tank 1's storage chamber, the circulating water pump 3, and the washing pump 2 is connected by the first water pipe 4, the second water pipe 5, and the third water pipe 6, which can improve the convenience of installation.

[0045] Preferably, the bodies of the water tank 1, the first water pipe 4, the second water pipe 5, and the third water pipe 6 are all made of heat-conducting metal.

[0046] Using thermally conductive metal as the body of water tank 1, first water pipe 4, second water pipe 5 and third water pipe 6 can improve the efficiency of water tank 1, first water pipe 4, second water pipe 5 and third water pipe 6 in absorbing heat radiation from the inner wall of the dishwasher.

[0047] Furthermore, the water tank 1 is also provided with insert plate 15 and mounting slot 18;

[0048] The insert 15 extends downward and protrudes from the bottom of the water tank 1. The insert 15 is used to insert into the insertion slot located on the inner wall of the dishwasher.

[0049] The mounting groove 18 is located in the middle of the water tank 1. The mounting groove 18 is recessed inward on the surface of the water tank 1. The mounting groove 18 is used to cooperate with the protrusions protruding from the inner wall of the dishwasher.

[0050] like Figure 1 As shown, the installation stability of the water tank 1 on the inner wall of the dishwasher can be improved by the cooperation of the insert 15 with the insertion slot, the mounting slot 18 and the protrusion.

[0051] Furthermore, the water tank 1 is also provided with a first hook 16 and a second hook 17;

[0052] The first hook 16 and the second hook 17 are located on both sides of the water tank 1, respectively.

[0053] like Figure 1 As shown, by using the first hook 16 and the second hook 17 on both sides of the water tank 1, which cooperate with the corresponding brackets on the inner wall of the dishwasher, the installation convenience and stability of the water tank 1 on the inner wall of the dishwasher can be improved.

[0054] In summary, such as Figures 1-2 The embodiment of the present invention shown in the figure has a circulating water supply system for a dishwasher. The circulating water pump 3 delivers cooling water to the heat exchange chamber 21 inside the washing pump 2 to recover the heat generated during the operation of the washing pump 2. This can reduce the heating energy consumption of the dishwasher and improve the energy efficiency rating of the dishwasher.

[0055] The technical principles of this utility model have been described above with reference to specific embodiments. These descriptions are merely for explaining the principles of this utility model and should not be construed as limiting the scope of protection of this utility model in any way. Based on this explanation, those skilled in the art can readily conceive of other specific embodiments of this utility model without any inventive effort, and these embodiments will all fall within the scope of protection of this utility model.

Claims

1. A circulating water supply system for a dishwasher, comprising a water tank and a washing pump installed in the dishwasher, the water tank being hollow and having a water storage chamber, a first water inlet nozzle and a first water outlet nozzle communicating with the water storage chamber, characterized in that, The water tank further comprises a circulating water pump; The water tank further comprises a second water outlet and a second water inlet; The washing pump is provided with a motor and a heat exchange cavity, the heat exchange cavity is radially arranged around the outer periphery of the motor, and the heat exchange cavity is provided with a water inlet and a water outlet; The second water outlet is connected with the input end of the circulating water pump, the output end of the circulating water pump is connected with the water inlet, so as to deliver cooling water to the heat exchange cavity, and the water outlet is connected with the second water inlet, so as to deliver the heat-exchanged cooling water to the water tank.

2. The circulating water supply system for a dishwasher according to claim 1, characterized in that, The water tank is flat; The water tank is used for being closely installed on the inner cavity wall of the dishwasher.

3. The circulating water supply system for a dishwasher according to claim 1, characterized in that, The water tank further comprises a first water pipe, a second water pipe and a third water pipe; The two ends of the first water pipe are respectively connected with the second water outlet and the input end of the circulating water pump; The two ends of the second water pipe are respectively connected with the output end of the circulating water pump and the water inlet; The two ends of the third water pipe are respectively connected with the water outlet and the second water inlet.

4. The circulating water supply system for a dishwasher according to claim 3, characterized in that, The bodies of the water tank, the first water pipe, the second water pipe and the third water pipe are heat-conducting metals.

5. The circulating water supply system for a dishwasher according to claim 1, characterized in that, The water tank is further provided with a plug and a hanging groove; The plug extends downward and is exposed on the bottom of the water tank, and the plug is used for being inserted into the plug groove on the inner cavity wall of the dishwasher; The hanging groove is located in the middle of the water tank, the hanging groove is recessed inward on the surface of the water tank, and the hanging groove is used for cooperating with the convex strip protruding on the inner cavity wall of the dishwasher.

6. The circulating water supply system for a dishwasher according to claim 1, characterized in that, The water tank is further provided with a first hook and a second hook; The first hook and the second hook are respectively located on the two sides of the water tank.

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