Soft water breathing device of dish washing machine

Abstract

A soft water breathing device of a dish-washing machine comprises a base and a water softener arranged in the base, a washing tank is arranged on the base, a drainage channel and a breathing cavity which are communicated with each other are arranged between the base and the water softener, a breathing hole is formed in the side portion of the breathing cavity, a blocking piece is arranged on the breathing hole, and the washing tank is communicated with the breathing hole and the drainage channel. The separation blade opens the breathing hole under the action of internal pressure of the washing tank so as to enable the breathing hole to be communicated with the breathing cavity, and when the dish-washing machine drains water, the separation blade closes the breathing hole under the action of water flow so as to enable the breathing hole not to be communicated with the breathing cavity; the drainage channel comprises a first channel arranged on the base and a second channel arranged on the water softener, and the second channel is communicated with the first channel and the breathing cavity. According to the soft water breathing device of the dish-washing machine, the function of the respirator is integrated on the base and the water softener, the respirator does not need to be independently arranged on the dish-washing machine, the occupied space of the dish-washing machine can be reduced, and therefore the size of the dish-washing machine is reduced, and in addition, an independent respirator does not need to be assembled.

Description

Technical Field

[0001] The invention relates to the technical field of dishwashers, and in particular to a soft water breathing device of a dishwasher. Background Art

[0002] The main function of the dishwasher breather is to prevent water from flowing back into the sink when draining water, and to adjust the air pressure inside the dishwasher. Because the dishwasher is in a high-temperature and high-pressure environment when it is operating, the breather relieves the high temperature and high pressure inside the dishwasher to avoid accidents. The breather is generally independently set at the bottom or side of the dishwasher, occupying a certain space in the dishwasher. At the same time, the breather needs to be assembled, resulting in low overall production efficiency of the dishwasher.

[0003] Therefore, further improvements are necessary. Summary of the invention

[0004] The purpose of the present invention is to provide a soft water breathing device for a dishwasher which has a simple structure, saves space, has high production efficiency, is safe and reliable, and has strong practicality, so as to overcome the shortcomings of the prior art.

[0005] A soft water breathing device for a dishwasher designed for this purpose comprises a base and a water softener arranged in the base, a washing tank is arranged on the base, and is characterized in that a drainage channel and a breathing cavity which are connected to each other are arranged between the base and the water softener, a breathing hole is arranged on the side of the breathing cavity, a baffle is arranged on the breathing hole, the washing tank is respectively connected to the breathing hole and the drainage channel, the baffle opens the breathing hole under the action of the internal pressure of the washing tank so that the breathing hole is connected to the breathing cavity, and when the dishwasher is draining water, the baffle closes the breathing hole under the action of the water flow so that the breathing hole is not connected to the breathing cavity.

[0006] The drainage channel comprises a first channel arranged on the base and a second channel arranged on the water softener, and the second channel is respectively connected with the first channel and the breathing cavity.

[0007] An exhaust hole is arranged at the bottom of the breathing cavity, and the breathing cavity is connected to the second channel through the exhaust hole.

[0008] A partition is arranged on the base, and the partition is located between the breathing cavity and the first channel, and the breathing cavity and the first channel are separated from each other by the partition.

[0009] A through hole is arranged on the side of the washing tank, and a third channel is arranged at a position corresponding to the through hole on the base, and the washing tank, the through hole, the third channel and the breathing hole are connected in sequence.

[0010] A limit column is arranged on the top of the water softener, and the limit column extends into the breathing cavity, and the baffle plate abuts against the limit column when opening the breathing hole.

[0011] A limiting boss is arranged on the side of the breathing cavity, the breathing hole is arranged on the limiting boss, and the blocking piece abuts against the limiting boss when closing the breathing hole.

[0012] A guide block is arranged on the limiting boss, a guide hole is arranged on the baffle, and the baffle moves in the breathing cavity through the cooperation of the guide block and the guide hole.

[0013] A drainage waterway is arranged between the base and the water softener, and the drainage waterway includes a first flow channel and a second flow channel, and a third flow channel and a fourth channel arranged on the water softener. A drainage cavity is arranged at the bottom of the washing tank, and a drainage connecting channel is arranged on the inner cavity of the base. The washing tank, the drainage cavity, the drainage connecting channel, the first flow channel, the third flow channel, the fourth channel, the second flow channel and the first channel are connected in sequence.

[0014] A drainage joint is arranged at the bottom of the water softener, and the second channel is connected to the drainage joint.

[0015] The soft water breathing device of the dishwasher of the present invention is provided with a drainage channel and a breathing cavity which are interconnected between the base and the water softener, a breathing hole is provided on the side of the breathing cavity, a baffle is provided on the breathing hole, the baffle opens the breathing hole under the action of the internal pressure of the washing tank to relieve the high temperature and high pressure in the dishwasher and prevent siphoning at the same time, when the dishwasher is draining water, the baffle closes the breathing hole under the action of the water flow to prevent the water from flowing back to the washing tank during drainage, the above structure integrates the function of the breather on the base and the water softener, there is no need to independently provide the breather on the dishwasher, the space occupied by the dishwasher can be reduced, thereby reducing the volume of the dishwasher, and there is no need to assemble an independent breather, thereby improving the production efficiency of the dishwasher. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a cross-sectional view of the overall structure of a dishwasher base in one embodiment of the present invention.

[0017] Figure 2 FIG. 4 is a cross-sectional view of a dishwasher base according to an embodiment of the present invention.

[0018] Figure 3 for Figure 1 Schematic diagram of the enlarged structure at point A in the middle.

[0019] Figure 4 for Figure 2 Schematic diagram of the enlarged structure at point B in the middle.

[0020] Figure 5 The figure is a schematic diagram of the overall structure of a dishwasher base in one embodiment of the present invention.

[0021] Figure 6 Schematic diagram of a partial structure of a dishwasher base in one embodiment of the present invention.

[0022] Figure 7It is a partial structural schematic diagram of another aspect of the dishwasher base in one embodiment of the present invention.

[0023] Figure 8 FIG. 1 is a cross-sectional view of another aspect of a dishwasher base in one embodiment of the present invention.

[0024] Fig. 9 It is a schematic diagram of the overall structure of the base in one embodiment of the present invention.

[0025] Fig.10 for Fig. 9 Schematic diagram of the enlarged structure at point C in the middle.

[0026] Fig.11 FIG. 1 is a schematic diagram of the overall structure of a baffle in an embodiment of the present invention.

[0027] Fig.12 2 is a cross-sectional view of a water softener in one embodiment of the present invention. DETAILED DESCRIPTION

[0028] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0029] See also Figure 1-Figure 12 The soft water breathing device of the dishwasher comprises a base 1 and a water softener 2 arranged in the base 1. A washing tank 3 is arranged on the base 1, and the washing tank 3 is connected to the inner tank of the dishwasher. A drainage channel 4 and a breathing cavity 5 which are connected to each other are arranged between the base 1 and the water softener 2. A breathing hole 6 is arranged on the side of the breathing cavity 5, and a baffle 7 is arranged on the breathing hole 6. The washing tank 3 is connected to the breathing hole 6 and the drainage channel 4 respectively. The baffle 7 opens the breathing hole 6 under the action of the internal pressure of the washing tank 3 so that the breathing hole 6 is connected to the breathing cavity 5. When the dishwasher is draining water, the baffle 7 closes the breathing hole 6 under the action of the water flow so that the breathing hole 6 is not connected to the breathing cavity 5.

[0030] The drainage channel 4 includes a first channel 8 arranged on the base 1 and a second channel 9 arranged on the water softener 2, and the second channel 9 is connected to the first channel 8 and the breathing chamber 5 respectively; when the dishwasher is running, the high-temperature and high-pressure gas inside the washing tank 3 will be discharged to the breathing hole 6, and then the blocking piece 7 will be pushed open, thereby opening the breathing hole 6, and the high-temperature and high-pressure gas will enter the breathing chamber 5 through the breathing hole 6, and then flow into the second channel 9, and finally be discharged from the dishwasher through the drainage joint 20 to achieve the exhaust of the dishwasher; therefore, when the dishwasher is working, the breathing hole 6 is in an open state, so that the washing tank 3 is connected to the outside, preventing the negative pressure phenomenon inside the washing tank 3, thereby playing an anti-siphon effect.

[0031] An exhaust hole 10 is provided at the bottom of the breathing cavity 5 , and the breathing cavity 5 is connected to the second channel 9 through the exhaust hole 10 .

[0032] A partition 11 is provided on the base 1 and is located between the breathing cavity 5 and the first channel 8. The breathing cavity 5 and the first channel 8 are separated from each other by the partition 11 to prevent gas from flowing into the first channel 8 when the dishwasher is exhausted.

[0033] A through hole 12 is provided on the side of the washing tank 3, and a third channel 13 is provided at a position corresponding to the through hole 12 on the base 1. The washing tank 3, the through hole 12, the third channel 13 and the breathing hole 6 are connected in sequence; the high-temperature and high-pressure gas inside the washing tank 3 is discharged to the breathing hole 6 through the through hole 12 and the third channel 13 in sequence.

[0034] A limiting column 14 is arranged on the top of the water softener 2 , and the limiting column 14 extends into the breathing cavity 5 . When the baffle 7 opens the breathing hole 6 , it abuts against the limiting column 14 to prevent the baffle 7 from escaping from the guide block 16 .

[0035] A limiting boss 15 is arranged on the side of the breathing cavity 5 , the breathing hole 6 is arranged on the limiting boss 15 , and the blocking piece 7 abuts against the limiting boss 15 when closing the breathing hole 6 .

[0036] A guide block 16 is provided on the limiting boss 15 , and a guide hole 17 is provided on the baffle 7 . The baffle 7 moves in the breathing cavity 5 through the cooperation between the guide block 16 and the guide hole 17 , thereby realizing opening or closing of the breathing hole 6 .

[0037] A drainage waterway is arranged between the base 1 and the water softener 2, and the drainage waterway includes a first flow channel 18 and a second flow channel 19, and a third flow channel 21 and a fourth channel 22 arranged on the water softener 2. A drainage cavity 23 is arranged at the bottom of the washing tank 3, and a drainage connecting channel 25 is arranged on the inner cavity 24 of the base 1. The washing tank 3, the drainage cavity 23, the drainage connecting channel 25, the first flow channel 18, the third flow channel 21, the fourth channel 22, the second flow channel 19 and the first channel 8 are connected in sequence.

[0038] A drainage connector 20 is provided at the bottom of the water softener 2, and the second channel 9 is connected to the drainage connector 20; the drainage connector 20 is connected to the drainage pipe, and a drainage pump 26 is provided on the drainage connection channel 25; when the drainage pump 36 is working, the water in the washing tank 5 is discharged out of the dishwasher through the drainage cavity 23, the drainage connection channel 25, the first flow channel 18, the third flow channel 21, the fourth channel 22, the second flow channel 19, the first channel 8, the second channel 9 and the drainage connector 26 in sequence. When the water flows through the second channel 9, part of the water will flow into the breathing cavity 5, and then press the baffle 7, so that the baffle 7 closes the breathing hole 6 to prevent the water from flowing back to the washing tank 3 during drainage. The baffle 7 is equivalent to a one-way valve, which only allows gas to be discharged from the breathing hole 6 and does not allow water to flow through the breathing hole 6.

[0039] The water softener 2 is provided with a water inlet channel 27, a resin chamber 28 and a brine chamber 29. The water inlet channel 27 is switchably connected to the resin chamber 28 and the brine chamber 29 through a regeneration solenoid valve 30. The resin chamber 28 is connected to the washing tank 3, and the brine chamber 29 is connected to the resin chamber 28. External tap water enters the washing tank 3 through the water inlet channel 27 and the resin chamber 28 in turn to realize water inlet to the dishwasher. External tap water enters the resin chamber 28 through the water inlet channel 27 and the brine chamber 29 in turn to realize brine regeneration of resin.

[0040] The water softener 2 is disposed on the inner cavity 24 of the base 1 . The water softener 2 and the base 1 are welded to each other, so that the water softener 2 is integrated on the base 1 .

[0041] The above is a preferred embodiment of the present invention, which shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only for illustrating the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention, and these changes and improvements fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A soft water breathing device for a dishwasher, comprising a base (1) and a water softener (2) arranged in the base (1), wherein a washing tank (3) is arranged on the base (1), characterized in that: A drainage channel (4) and a breathing chamber (5) are provided between the base (1) and the water softener (2), and the breathing chamber (5) is provided with a breathing hole (6) on the side of the breathing chamber (5). A baffle (7) is provided on the breathing hole (6). The washing tank (3) is connected to the breathing hole (6) and the drainage channel (4), respectively. The baffle (7) opens the breathing hole (6) under the action of the internal pressure of the washing tank (3), so that the breathing hole (6) is connected to the breathing chamber (5). When the dishwasher is draining water, the baffle (7) closes the breathing hole (6) under the action of the water flow, so that the breathing hole (6) is not connected to the breathing chamber (5).

2. The soft water breathing device for a dishwasher according to claim 1, characterized in that: The drainage channel (4) comprises a first channel (8) arranged on the base (1) and a second channel (9) arranged on the water softener (2), and the second channel (9) is connected to the first channel (8) and the breathing chamber (5) respectively.

3. The soft water breathing device for a dishwasher according to claim 2, characterized in that: An exhaust hole (10) is provided at the bottom of the breathing chamber (5), and the breathing chamber (5) is connected to the second channel (9) through the exhaust hole (10).

4. The soft water breathing device for a dishwasher according to claim 3, characterized in that: A partition (11) is provided on the base (1), and the partition (11) is located between the breathing cavity (5) and the first channel (8), and the breathing cavity (5) and the first channel (8) are separated from each other by the partition (11).

5. The soft water breathing device for a dishwasher according to claim 4, characterized in that: A through hole (12) is provided on the side of the washing tank (3), a third channel (13) is provided on the base (1) at a position corresponding to the through hole (12), and the washing tank (3), the through hole (12), the third channel (13) and the breathing hole (6) are connected in sequence.

6. The soft water breathing device for a dishwasher according to claim 1, characterized in that: A limit column (14) is arranged on the top of the water softener (2), the limit column (14) extends into the breathing cavity (5), and the baffle (7) abuts against the limit column (14) when opening the breathing hole (6).

7. The soft water breathing device for a dishwasher according to claim 6, characterized in that: A limiting boss (15) is arranged on the side of the breathing cavity (5), the breathing hole (6) is arranged on the limiting boss (15), and the blocking piece (7) abuts against the limiting boss (15) when closing the breathing hole (6).

8. The soft water breathing device for a dishwasher according to claim 7, characterized in that: A guide block (16) is provided on the limiting boss (15), a guide hole (17) is provided on the baffle (7), and the baffle (7) moves in the breathing cavity (5) through the cooperation between the guide block (16) and the guide hole (17).

9. The soft water breathing device of the dishwasher according to claim 2, characterized in that: A drainage waterway is provided between the base (1) and the water softener (2), the drainage waterway comprising a first flow channel (18) and a second flow channel (19), and a third flow channel (21) and a fourth channel (22) provided on the water softener (2); a drainage cavity (23) is provided at the bottom of the washing tank (3); a drainage connection channel (25) is provided on the inner cavity (24) of the base (1); the washing tank (3), the drainage cavity (23), the drainage connection channel (25), the first flow channel (18), the third flow channel (21), the fourth channel (22), the second flow channel (19) and the first channel (8) are sequentially connected.

10. The soft water breathing device for a dishwasher according to claim 9, characterized in that: A drainage joint (20) is provided at the bottom of the water softener (2), and the second channel (9) is connected to the drainage joint (20).

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