Filtering water structure of ice maker

Abstract

The utility model provides a filter water structure of ice maker, including inner bag and detachable setting filter cover subassembly on inner bag, filter cover subassembly includes filter screen and pressing plate, is provided with water outlet cavity on inner bag, filter screen sets up at the entrance of water outlet cavity, and filter screen sets up vertically on inner bag to make filter screen at least partial soaking in water, and pressing plate covers sets up at the top of water outlet cavity and is located above filter screen, is provided with a plurality of gas exchange holes of the communication water outlet cavity on pressing plate. The utility model discloses through setting up filter cover into the filter screen and pressing plate of split body, filter screen sets up vertically on inner bag to make filter screen lower part soaking in water, upper part is exposed to air, can accelerate the water of gas exchange, is provided with a plurality of gas exchange holes of the communication water outlet cavity on pressing plate, prevents the negative pressure of water outlet cavity inside and causes the air pump empty pumping, solves the problem of empty pumping or abnormal sound caused by the air of negative pressure, in addition, filter screen and pressing plate can all be detached from inner bag, and the cleaning of filter screen and pressing plate is convenient.

Description

Technical Field

[0001] This utility model relates to the field of ice maker technology, and in particular to a water filtration structure for an ice maker. Background Technology

[0002] An ice maker is a device used to make ice cubes or crushed ice; they are commonly used in commercial establishments such as bars, restaurants, ice cream parlors, and supermarkets, as well as in refrigerators and freezers in homes; they are also essential cooling devices for entertainment and relaxation in the hot summer; the filter cover of a household ice maker is usually designed as an integral piece that is submerged in water; its disadvantage is that the internal space of the filter cover is limited, and if the water flow is not sufficient for the water pump to work, negative pressure will be generated in the space of the filter cover, causing the water pump to run dry or make abnormal noises.

[0003] Therefore, further improvements are necessary. Utility Model Content

[0004] The purpose of this invention is to provide a water filtration structure for an ice maker that is simple in structure, prevents internal negative pressure, accelerates ventilation, is easy to assemble and disassemble, and is highly practical, so as to overcome the shortcomings of the prior art.

[0005] A water filtration structure for an ice maker designed for this purpose includes an inner tank, characterized in that it further includes a filter cover assembly detachably mounted on the inner tank. The filter cover assembly includes a filter screen and a pressure plate. A water outlet chamber is provided on the inner tank. The filter screen is located at the inlet of the water outlet chamber and is vertically mounted on the inner tank so that the filter screen is at least partially immersed in water. The pressure plate is located on the top of the water outlet chamber and above the filter screen. The pressure plate is provided with a plurality of ventilation holes communicating with the water outlet chamber.

[0006] The inner tank is equipped with a positioning slot, which is located at the inlet of the water outlet cavity. The filter screen is positioned and installed on the positioning slot.

[0007] The water outlet chamber is equipped with positioning ribs, and the inner tank is equipped with positioning parts. The front side of the filter screen rests against the positioning parts, and the rear side of the filter screen rests against the positioning ribs.

[0008] A positioning groove is formed between the positioning rib and the positioning part. A first guide slope is provided on the positioning rib. When the filter screen is installed, it is inserted into the positioning groove along the first guide slope.

[0009] The inner liner is equipped with positioning pins, and the pressure plate is equipped with positioning holes. The positioning pins are inserted into the positioning holes, and the positioning pins are interference-fitted with the hole walls of the positioning holes so that the pressure plate is fixed on the inner liner.

[0010] The pressure plate is equipped with a limit post, and the positioning hole is set inside the limit post. There are notches on both sides of the limit post. When the positioning post is inserted into the positioning hole, the limit post is pushed outward through the notch so that the positioning post and the hole wall of the positioning hole are interference fit.

[0011] The pressure plate is provided with a limiting rib, the back of the filter screen abuts against the limiting rib, the limiting rib is located at the top of the filter screen, and the positioning rib is located at the bottom of the filter screen; a second guide slope is provided on the limiting rib, and the pressure plate covers the top opening of the water outlet cavity by passing the second guide slope down along the filter screen.

[0012] The pressure plate is provided with a limiting edge. The top of the filter screen rests against the limiting edge, and the bottom of the filter screen rests against the inner bottom wall of the inner liner, so that the filter screen is positioned vertically on the inner liner.

[0013] The ventilation holes are arranged horizontally on the pressure plate.

[0014] The inner tank is provided with a first mounting seat and a second mounting seat, and a water outlet cavity is formed between the first mounting seat and the second mounting seat; a water outlet is provided at the bottom of the inner tank, and the water outlet cavity is connected to the water outlet.

[0015] This invention relates to an ice maker that separates the filter cover into a filter screen and a pressure plate. The filter screen is vertically mounted on the inner tank, with its lower part submerged in water and its upper part exposed to air, thus accelerating air exchange and water intake. The pressure plate has several ventilation holes that connect to the water outlet chamber, preventing negative pressure from causing the water pump to run dry and solving the problem of air pumping or abnormal noise caused by negative pressure. In addition, both the filter screen and the pressure plate can be removed from the inner tank for easy cleaning. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall structure of the water filtration structure in one embodiment of the present invention.

[0017] Figure 2 This is a partial structural diagram of the water filtration structure in one embodiment of the present invention.

[0018] Figure 3 This is a schematic diagram of the overall structure of the pressure plate in one embodiment of the present invention.

[0019] Figure 4 This is an exploded structural diagram of the water filtration structure in one embodiment of the present invention.

[0020] Figure 5 This is a cross-sectional view of the inner liner in one embodiment of the present invention.

[0021] Figure 6 This is a cross-sectional view of the water filtration structure in one embodiment of the present invention.

[0022] Figure 7 for Figure 5 A magnified structural diagram of point A in the middle.

[0023] Figure 8 for Figure 6A magnified structural diagram at point B in the middle.

[0024] Figure 9 This is a schematic diagram of the overall structure of the water filtration structure from another angle in one embodiment of the present invention. Detailed Implementation

[0025] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0026] See Figures 1-9 The water filtration structure of this ice maker includes an inner tank 1 and a filter cover assembly detachably mounted on the inner tank 1. The filter cover assembly includes a filter screen 2 and a pressure plate 3. A water outlet chamber 4 is provided at the bottom of the inner tank 1. The filter screen 2 is located at the inlet of the water outlet chamber 4 and is vertically mounted on the inner tank 1 so that the filter screen 2 is at least partially immersed (half-immersed) in water, that is, the lower part of the filter screen 2 is immersed in water and the upper part is exposed to air. The pressure plate 3 is mounted on the top of the water outlet chamber 4 and is located above the filter screen 2. The pressure plate 3 is provided with several ventilation holes 5 that connect to the water outlet chamber 4. When the filter screen 2 is installed and used, it is always in a partially immersed state. Part of the filter holes of the filter screen 2 are in water and part are exposed to air. The filter holes exposed to air have the function of ventilation and water intake, which can accelerate ventilation and water intake.

[0027] The inner tank 1 is provided with a positioning slot 6, which is located at the inlet of the water outlet cavity 4. The filter screen 2 is positioned and installed on the positioning slot 6 to restrict the forward and backward movement of the filter screen 2. This structure makes the filter screen 2 removable, which facilitates the cleaning of the filter screen 2. The positioning slots 6 are located at the left and right ends of the water outlet cavity 4 respectively.

[0028] The water outlet chamber 4 is provided with a positioning rib 7, the inner liner 1 is provided with a positioning part 8, the front side of the filter screen 2 abuts against the positioning part 8, and the rear side of the filter screen 2 abuts against the positioning rib 7.

[0029] A positioning groove 6 is formed between the positioning rib 7 and the positioning part 8. A first guide slope 9 is provided on the positioning rib 7. When the filter screen 2 is installed, it is inserted into the positioning groove 6 along the first guide slope 9, which facilitates the installation of the filter screen 2. The first guide slope 9 is a guide slope.

[0030] The inner tank 1 is provided with positioning pins 11, and the pressure plate 3 is provided with positioning holes 12. The positioning pins 11 are inserted into the positioning holes 12, and the positioning pins 11 and the hole walls of the positioning holes 12 are interference-fitted to fix the pressure plate 3 on the inner tank 1. This structure makes the pressure plate 3 detachable, which facilitates the cleaning of the pressure plate 3. The positioning pins 11 are respectively located on the left and right sides of the water outlet cavity 4, and the positioning holes 12 are respectively located on the left and right ends of the pressure plate 3.

[0031] Limiting posts 13 are provided at both ends of the pressure plate 3. Positioning holes 12 are set inside the limiting posts 13. Notches 14 are provided on both sides of the limiting posts 13. When the positioning post 11 is inserted into the positioning hole 12, the limiting post 13 is pushed outward through the notches 14 so that the positioning post 11 and the hole wall of the positioning hole 12 are interference fit. Through grooves 20 are provided at both ends of the pressure plate 3 corresponding to the positions of the limiting posts 13. The through grooves 20 connect the positioning hole 12 and the notches 14 respectively. The through grooves 20 facilitate the pushing outward of the limiting posts 13 when the positioning post 11 is inserted into the positioning hole 12.

[0032] The pressure plate 3 has an outwardly protruding gripper 21 on one side. The gripper 21 facilitates manual operation of the pressure plate 3, which in turn facilitates the insertion of the positioning pin 11 into the positioning pin hole 12 and the removal of the positioning pin hole 12 from the positioning pin 11, thus making it convenient to disassemble and assemble the pressure plate 3.

[0033] Limiting ribs 15 are provided at both ends of the pressure plate 3. The back of the filter screen 2 abuts against the limiting ribs 15. The limiting ribs 15 are located at the top of the filter screen 2, and the positioning ribs 7 are located at the bottom of the filter screen 2. The limiting ribs 15 and the positioning ribs 7 can press the filter screen 2 tightly onto the positioning groove 6. A second guide slope 16 is provided on the limiting ribs 15. The pressure plate 3 covers the top opening of the water outlet cavity 4 along the filter screen 2 through the second guide slope 16, which facilitates the installation of the pressure plate 3. The second guide slope 16 is a guide slope.

[0034] A limiting edge 17 is provided on one side of the pressure plate 3. The top of the filter screen 2 rests against the limiting edge 17, and the bottom of the filter screen 2 rests against the inner bottom wall of the inner liner 1, so that the filter screen 2 is positioned vertically on the inner liner 1. During installation, first insert the filter screen 2 into the positioning slot 6, and then fit the positioning clip hole 12 of the pressure plate 3 into the positioning clip post 11. That is, install the filter screen 2 first, and then install the pressure plate 3. During disassembly, first pull the positioning clip hole 12 out of the positioning clip post 11, and then pull the filter screen 2 out of the positioning slot 6. That is, first disassemble the pressure plate 3, and then disassemble the filter screen 2.

[0035] The ventilation holes 5 are arranged horizontally on the pressure plate 3. Multiple ventilation holes 5 enable rapid air exchange and effectively prevent negative pressure from being generated inside the water outlet chamber 4.

[0036] The bottom of the inner liner 1 is provided with a first mounting seat 18 and a second mounting seat 19 distributed on the left and right sides, and a water outlet cavity 4 is formed between the first mounting seat 18 and the second mounting seat 19; the positioning rib 7, the positioning part 8 and the positioning pin 11 are respectively provided on the first mounting seat 18 and the second mounting seat 19; the bottom of the inner liner 1 is provided with a water outlet 10, and the water outlet cavity 4 is connected to the water outlet 10. The inner liner 1 is provided with an inner cavity 22, and the inner cavity 22 is connected to the water outlet cavity 4 through a filter screen 2. The water outlet 10 is connected to a water pump. When the water pump is working, the water in the inner cavity 22 enters the water outlet cavity 4 through the filter screen 2, and then flows out of the inner liner 1 through the water outlet 10 and reaches the water pump.

[0037] The above describes the preferred embodiments of this utility model, illustrating and describing its basic principles, main features, and advantages. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made without departing from the spirit and scope of this utility model, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A water filtration structure for an ice maker, comprising an inner tank (1), characterized in that: It also includes a filter cover assembly that is detachably mounted on the inner liner (1). The filter cover assembly includes a filter screen (2) and a pressure plate (3). The inner liner (1) is provided with a water outlet chamber (4). The filter screen (2) is located at the inlet of the water outlet chamber (4) and is vertically mounted on the inner liner (1) so that the filter screen (2) is at least partially immersed in water. The pressure plate (3) is mounted on the top of the water outlet chamber (4) and is located above the filter screen (2). The pressure plate (3) is provided with a number of ventilation holes (5) that communicate with the water outlet chamber (4).

2. The water filtration structure of the ice maker according to claim 1, characterized in that: The inner liner (1) is provided with a positioning slot (6), which is located at the inlet of the water outlet cavity (4). The filter screen (2) is positioned and installed on the positioning slot (6).

3. The water filtration structure of the ice maker according to claim 2, characterized in that: The water outlet cavity (4) is provided with a positioning rib (7), the inner liner (1) is provided with a positioning part (8), the front side of the filter screen (2) rests on the positioning part (8), and the rear side of the filter screen (2) rests on the positioning rib (7).

4. The water filtration structure of the ice maker according to claim 3, characterized in that: A positioning groove (6) is formed between the positioning rib (7) and the positioning part (8). A first guide slope (9) is provided on the positioning rib (7). When the filter screen (2) is installed, it is inserted into the positioning groove (6) along the first guide slope (9).

5. The water filtration structure of the ice maker according to claim 1, characterized in that: The inner liner (1) is provided with a positioning pin (11), and the pressure plate (3) is provided with a positioning hole (12). The positioning pin (11) is inserted into the positioning hole (12), and the positioning pin (11) and the hole wall of the positioning hole (12) are interference fit so that the pressure plate (3) is fixed on the inner liner (1).

6. The water filtration structure of the ice maker according to claim 5, characterized in that: A limit post (13) is provided on the pressure plate (3), and a positioning hole (12) is provided inside the limit post (13). Notches (14) are provided on both sides of the limit post (13). When the positioning post (11) is inserted into the positioning hole (12), the limit post (13) is pushed outward through the notch (14) so ​​that the positioning post (11) and the hole wall of the positioning hole (12) are interference fit.

7. The water filtration structure of the ice maker according to claim 3, characterized in that: The pressure plate (3) is provided with a limiting rib (15), the back side of the filter screen (2) rests on the limiting rib (15), the limiting rib (15) is located at the top of the filter screen (2), and the positioning rib (7) is located at the bottom of the filter screen (2); the limiting rib (15) is provided with a second guide slope (16), and the pressure plate (3) covers the top opening of the water outlet cavity (4) along the filter screen (2) through the second guide slope (16).

8. The water filtration structure of the ice maker according to claim 1, characterized in that: A limiting edge (17) is provided on the pressure plate (3). The top of the filter screen (2) abuts against the limiting edge (17) and the bottom of the filter screen (2) abuts against the inner bottom wall of the inner liner (1) so that the filter screen (2) is positioned vertically on the inner liner (1).

9. The water filtration structure of the ice maker according to claim 1, characterized in that: Ventilation holes (5) are arranged horizontally on pressure plate (3).

10. The water filtration structure of the ice maker according to claim 1, characterized in that: The inner liner (1) is provided with a first mounting seat (18) and a second mounting seat (19), and a water outlet cavity (4) is formed between the first mounting seat (18) and the second mounting seat (19); the bottom of the inner liner (1) is provided with a water outlet (10), and the water outlet cavity (4) is connected to the water outlet (10).

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