Dish-washing machine spraying arm easy to clean

Abstract

The utility model discloses a dish-washing machine spraying arm easy to clean, which comprises a water inlet seat, the water inlet seat is connected with a spraying arm through a connecting mechanism, the spraying arm is internally provided with a flow dividing cavity communicated with a water inlet in the water inlet seat, and the side surface of the flow dividing cavity is internally provided with a plurality of water outlets; a top plate is arranged in the flow dividing cavity, ejector rods which are the same as the water outlets in number and can enter the water outlets are arranged on the side face of the top plate, and a user can drive the ejector rods to enter the water outlets for cleaning only by pressing the pressing plate upwards. The spraying arm rotates through the bearing, friction and noise in the rotating process are reduced, the service life is prolonged, the rotating stability of the spraying arm is improved due to the fact that the rotating table is arranged on the spraying arm, and deflection is effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of dishwashers, in particular to a dishwasher spray arm which is easy to clean. Background Art

[0002] A dishwasher is a modern kitchen appliance that can automatically wash bowls, chopsticks, plates, dishes, knives, forks and other tableware.

[0003] The working principle of a dishwasher mainly involves the 360-degree mechanical flushing of tableware by high-temperature and high-pressure water flow. The flushing process requires water to be sprayed through the spray arm. During the working process of existing dishwashers, the water outlet in the spray arm is easily blocked by kitchen waste, resulting in too little water flow and reduced cleaning effect. Users are often required to clean the water outlet with tools such as toothpicks, or remove the spray arm and disassemble it for cleaning, which is rather cumbersome and therefore needs to be improved. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides an easy-to-clean dishwasher spray arm, which is used to solve the problem that the spray arm in the prior dishwasher is easy to be blocked and difficult to clean.

[0005] The utility model provides the following technical solution: an easy-to-clean dishwasher spray arm, comprising a water inlet seat, the water inlet seat is connected to the spray arm through a connecting mechanism, a diversion cavity connected to a water inlet in the water inlet seat is provided in the spray arm, and a plurality of water outlets are provided in the side of the diversion cavity;

[0006] A top plate is arranged in the diversion cavity, and top rods having the same number as the water outlets and capable of entering the water outlets are arranged on the side of the top plate, and a control mechanism for controlling the up and down movement of the top plate is arranged on the water inlet seat.

[0007] Preferably, the control mechanism includes a pressure plate arranged on the lower side of the spray arm, the upper side of the pressure plate is connected to the top plate through a connecting rod passing through the spray arm, and the pressure plate is connected to the lower side of the spray arm through a spring, and the spring is sleeved outside the connecting rod.

[0008] Preferably, the spray arm is formed by an upper plate body and a lower plate body embedded in each other, and the upper plate body and the lower plate body are connected by screws.

[0009] Preferably, the connecting mechanism includes an open ring integrally formed at the upper end of the water inlet seat, a connecting groove opening upward and connected to the water inlet is provided in the open ring, a threaded sleeve is integrally formed on the lower side of the connecting groove, the threaded sleeve is coaxial with the water inlet, and the threaded sleeve is externally threadedly connected to a screw cap, a water inlet pipe connected to the diversion cavity is provided on the lower side of the spray arm, and the water inlet pipe extends into the connecting groove, and a rotating component is also provided on the screw cap to reduce friction during rotation of the water inlet pipe and to limit the upper and lower positional relationship between the screw cap and the water inlet pipe.

[0010] Preferably, the rotating assembly comprises a mounting ring arranged in the rotating cover, a bearing is arranged in the mounting ring, and the water inlet pipe is sleeved in the bearing;

[0011] Two blocking members are arranged on the outer curved surface of the water inlet pipe and are distributed up and down. The two blocking members are respectively located at the lower side of the bearing and the upper side of the rotary cover.

[0012] Preferably, the blocking member located on the lower side is a retaining spring, the blocking member located on the upper side is a retaining ring, and a turntable attached to the retaining ring is provided on the lower side of the spray arm.

[0013] Preferably, a sealing ring is provided inside the curved surface of the communicating groove, and the rotary cover extends into the communicating groove and adheres to the sealing ring.

[0014] Preferably, a rubber rod is provided at the upper end of the push rod.

[0015] The utility model provides a dishwasher spray arm that is easy to clean, which has the following beneficial effects:

[0016] The utility model is provided with a push rod for cleaning the water outlet, and the user only needs to press the pressure plate upwards to drive the push rod into the water outlet for cleaning;

[0017] The spray arm in the utility model rotates through the bearing, which reduces friction and noise during the rotation process and improves the service life. A turntable is arranged on the spray arm, which increases the stability of the spray arm during rotation and effectively avoids skewing. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the appearance of the utility model;

[0019] Figure 2 It is a schematic diagram of the structure in the utility model;

[0020] Figure 3 yes Figure 2 An enlarged schematic diagram of the middle water inlet seat. DETAILED DESCRIPTION

[0021] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to be used to explain the present invention, but cannot be understood as limiting the present invention.

[0022] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0023] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] Reference Figure 1-Figure 2 According to an embodiment of the utility model, an easy-to-clean dishwasher spray arm includes a water inlet seat 11, the water inlet seat 11 is connected to a spray arm 12 through a connecting mechanism 101, a diverter cavity 14 connected to a water inlet 13 in the water inlet seat 11 is provided in the spray arm 12, and a plurality of water outlets 15 are provided in the side of the diverter cavity 14, the washing liquid injected into the water inlet 13 will enter the diverter cavity 14 and flow out through the water outlets 15 to spray the dishes in the dishwasher.

[0026] In order to prevent the water outlet 15 from being blocked, a top plate 16 is provided in the diversion chamber 14, and a number of top rods 17 which are the same as the water outlets 15 and can enter the water outlets 15 are provided on the side of the top plate 16, and a control mechanism 102 for controlling the up and down movement of the top plate 16 is provided on the water inlet seat 11.

[0027] In this embodiment, the control mechanism 102 includes a pressure plate 18 arranged on the lower side of the spray arm 12, the upper side of the pressure plate 18 is connected to the top plate 16 through a connecting rod that passes through the spray arm 12, and the pressure plate 18 is connected to the lower side of the spray arm 12 through a spring, and the spring is sleeved outside the connecting rod. In this embodiment, the pressure plate 18 is provided with two distributed on the left and right, and the user can push the pressure plate 18 upward to make the top plate 16 and the push rod 17 rise. At this time, the push rod 17 will enter the water outlet 15 and push out foreign objects located in the water outlet 15.

[0028] In addition, a rubber rod is provided at the upper end of the push rod 17 so that the rubber rod can enter the oblique water outlet 15 and clean it.

[0029] In order to further facilitate the cleaning of the spray arm 12, the spray arm 12 is formed by an upper plate body 21 and a lower plate body 22 which are interlocked with each other, and the upper plate body 21 and the lower plate body 22 are fixedly connected by screws 23. Specifically, the right ends of the upper plate body 21 and the lower plate body 22 are hinged to each other, and the left sides of the upper plate body 21 and the lower plate body 22 are fixed by the screws 23. The user can remove the screws 23 and open the upper plate body 21, and then the diversion chamber 14 can be cleaned.

[0030] The connecting mechanism 101 includes an open ring 31 integrally formed at the upper end of the water inlet seat 11, and a connecting groove 32 opening upward and connected to the water inlet 13 is provided in the open ring 31, and a threaded sleeve 33 is integrally formed on the lower side of the connecting groove 32, and the threaded sleeve 33 is coaxial with the water inlet 13, and the threaded sleeve 33 is externally threadedly connected to a screw cover 34, and a water inlet pipe 35 connected to the diversion chamber 14 is provided on the lower side of the spray arm 12, and the water inlet pipe 35 extends into the connecting groove 32, and a rotating component is also provided on the screw cover 34 to reduce friction when the water inlet pipe 35 rotates and can limit the upper and lower positional relationship between the screw cover 34 and the water inlet pipe 35.

[0031] The rotating assembly includes a mounting ring arranged in the rotating cover 34, a bearing 36 is installed in the mounting ring, and the water inlet pipe 35 is sleeved in the bearing 36. By providing the bearing 36, the friction of the spray arm 12 and the water inlet pipe 35 during rotation is reduced, and the rotation wear and noise are reduced.

[0032] In addition, two blocking members 37 distributed up and down are provided on the outer curved surface of the water inlet pipe 35, and the two blocking members 37 are respectively located on the lower side of the bearing 36 and the upper side of the rotary cover 34 to control the upper and lower position relationship between the water inlet pipe 35 and the spray arm 12 relative to the rotary cover 34 and the opening ring 31.

[0033] In the second embodiment of the easy-to-clean dishwasher spray arm, in order to make the rotation of the spray arm 12 more stable, the blocking member 37 located on the lower side is a retaining spring, and the blocking member 37 located on the upper side is a retaining ring. The lower side of the spray arm 12 is provided with a turntable 38 attached to the retaining ring, and the turntable 38 and the retaining ring are in contact with each other, so that the rotation of the spray arm 12 is more stable.

[0034] In order to prevent the washing liquid in the water inlet 13 from overflowing, a sealing ring is provided in the curved surface of the connecting groove 32 , and the rotary cover 34 extends into the connecting groove 32 and is attached to the sealing ring.

[0035] In addition, a drain port is provided in the lower side of the diversion chamber 14 to prevent kitchen waste from remaining on the rocker arm connected to the water inlet seat 11 .

[0036] The above description is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any changes or modifications made by any technician in the field of the present invention are included in the patent scope of the present invention.

Claims

1. A dishwasher spray arm that is easy to clean, comprising a water inlet seat (11), characterized in that: The water inlet seat (11) is connected to a spray arm (12) via a connecting mechanism (101); a flow diversion cavity (14) connected to a water inlet (13) in the water inlet seat (11) is provided in the spray arm (12); and a plurality of water outlets (15) are provided on a side surface of the flow diversion cavity (14); A top plate (16) is provided in the diversion chamber (14), and a number of top rods (17) equal to the number of the water outlets (15) and capable of entering the water outlets (15) are provided on the side of the top plate (16), and a control mechanism (102) for controlling the up and down movement of the top plate (16) is provided on the water inlet seat (11).

2. The easy-to-clean dishwasher spray arm according to claim 1, characterized in that: The control mechanism (102) comprises a pressure plate (18) arranged on the lower side of the spray arm (12), the upper side of the pressure plate (18) being connected to the top plate (16) via a connecting rod penetrating the spray arm (12), and the pressure plate (18) being connected to the lower side of the spray arm (12) via a spring, and the spring being sleeved outside the connecting rod.

3. The easy-to-clean dishwasher spray arm according to claim 1, characterized in that: The spray arm (12) is formed by an upper plate body (21) and a lower plate body (22) which are interlocked with each other, and the upper plate body (21) and the lower plate body (22) are connected by screws (23).

4. The easy-to-clean dishwasher spray arm according to claim 1, characterized in that: The connecting mechanism (101) comprises an open ring (31) integrally formed at the upper end of the water inlet seat (11); a connecting groove (32) opening upward and connected to the water inlet (13) is provided in the open ring (31); a threaded sleeve (33) is integrally formed on the lower side of the connecting groove (32); the threaded sleeve (33) is coaxial with the water inlet (13); and the threaded sleeve (33) is externally threadedly connected to a rotary cover (34); a water inlet pipe (35) connected to the diversion chamber (14) is provided on the lower side of the spray arm (12); the water inlet pipe (35) extends into the connecting groove (32); and a rotating assembly is further provided on the rotary cover (34) for reducing friction when the water inlet pipe (35) rotates and for limiting the upper and lower positional relationship between the rotary cover (34) and the water inlet pipe (35).

5. The easy-to-clean dishwasher spray arm according to claim 4, characterized in that: The rotating assembly comprises a mounting ring arranged in the rotating cover (34), a bearing (36) is arranged in the mounting ring, and the water inlet pipe (35) is sleeved in the bearing (36); Two blocking members (37) are disposed on the outer curved surface of the water inlet pipe (35) and are distributed in an upper and lower manner. The two blocking members (37) are respectively located on the lower side of the bearing (36) and the upper side of the rotary cover (34).

6. The easy-to-clean dishwasher spray arm according to claim 5, characterized in that: The blocking member (37) located at the lower side is a retaining spring, the blocking member (37) located at the upper side is a retaining ring, and a turntable (38) attached to the retaining ring is provided on the lower side of the spray arm (12).

7. The easy-to-clean dishwasher spray arm according to claim 4, characterized in that: A sealing ring is provided in the curved surface of the connecting groove (32), and the rotary cover (34) extends into the connecting groove (32) and is attached to the sealing ring.

8. The easy-to-clean dishwasher spray arm according to claim 1, characterized in that: A rubber rod is provided at the upper end of the push rod (17).

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