阅读说明：本技术 一种喷臂组件以及使用该喷臂组件的自转式洗碗机 (Spray arm assembly and autorotation type dish washing machine using same ) 是由 潘伟智 林嘉鑫 刘辉 张龙 貌家发 于 2019-09-23 设计创作，主要内容包括：本发明涉及洗碗机技术领域,更具体地说,它涉及一种喷臂组件,包括用于喷射清洗液的喷臂和用于驱动喷臂沿其轴向自转的驱动装置,喷臂中空设置且喷臂的侧壁上设置有喷水孔。还涉及一种自转式洗碗机,包括上述的喷臂组件,还包括设有内腔的桶体,桶体内转动设置有用于放置厨具的厨具篮,喷臂设置于所述桶体内,桶体上还设置有用于输送清洗液于喷臂以使喷臂喷射清洗液驱动厨具篮转动的输送装置,当驱动装置驱动喷臂转动时,可切换所述厨具篮的转动方向。当喷臂转动变换喷射角度时,厨具篮也在清洗液的冲击下变化转动方向,通过改变喷臂的喷射角度而切换厨具篮转动方向,可以对厨具篮内的厨具进行全方位清洗,提高厨具的清洗质量。(The invention relates to the technical field of dish washing machines, in particular to a spray arm assembly which comprises a spray arm for spraying cleaning liquid and a driving device for driving the spray arm to rotate along the axial direction of the spray arm, wherein the spray arm is arranged in a hollow mode, and a water spraying hole is formed in the side wall of the spray arm. Still relate to a rotation formula dish washer, including foretell spray arm subassembly, still including the staving that is equipped with the inner chamber, the staving internal rotation is provided with the kitchen utensils and appliances basket that is used for placing kitchen utensils and appliances, the spray arm set up in the staving, still be provided with on the staving and be used for carrying the washing liquid in the spray arm so that the spray arm sprays washing liquid drive kitchen utensils and appliances basket pivoted conveyor, when drive arrangement drive spray arm rotates, changeable the rotation direction of kitchen utensils and appliances basket. When the spray arm rotates and changes the spray angle, the kitchen ware basket also changes the rotation direction under the impact of the cleaning liquid, the rotation direction of the kitchen ware basket is switched by changing the spray angle of the spray arm, all-around cleaning can be carried out on the kitchen ware in the kitchen ware basket, and the cleaning quality of the kitchen ware is improved.)

1. a spray arm assembly, characterized by: the automatic cleaning device comprises a spray arm for spraying cleaning liquid and a driving device for driving the spray arm to rotate along the axial direction of the spray arm, wherein the spray arm is arranged in a hollow mode, and a water spraying hole is formed in the side wall of the spray arm.

2. the spray arm assembly of claim 1, wherein: the driving device comprises a servo motor, a main gear arranged on an output shaft of the servo motor and an auxiliary gear sleeved on the spray arm, and the main gear is meshed with the auxiliary gear.

3. A spray arm assembly according to any one of claims 2 wherein: the servo motor is characterized by also comprising a gear box for accommodating the main gear and the pinion, wherein an output shaft of the servo motor penetrates through the gear box to be connected with the main gear, and the output shaft of the servo motor is mechanically sealed with the gear box; the gear box is provided with the connecting pipe, the one end of connecting pipe is worn to locate inside the gear box, the one end of spray arm wear to locate inside the gear box and with the connecting pipe rotates to be connected.

4. A spray arm assembly according to claim 3, wherein: the connecting pipe is inserted in the spray arm, and a plurality of first sealing rings are arranged between the connecting pipe and the spray arm.

5. The spray arm assembly of claim 1, wherein: the spray arm is provided with a water outlet gap, the water outlet gap is hinged with a water outlet switch for sealing the water outlet gap, the water outlet switch is provided with a water outlet flow passage, and the water outlet direction of the water outlet flow passage can be controlled by rotating the water outlet switch.

6. The spray arm assembly of claim 1, wherein: the spray arm is at least provided with a spray pipe extending along the radial direction of the spray arm, the spray pipe is communicated with the spray arm, and the spray pipe is provided with a water spray hole.

7. the spray arm assembly of claim 6, wherein: the spray arm is also provided with a plurality of nozzles, wherein the water outlet direction of one part of the nozzles is inclined upwards, and the water outlet direction of the other part of the nozzles is inclined downwards.

8. A self-rotating dish washing machine is characterized in that: the spray arm assembly of any one of claims 1 to 5, further comprising a barrel body provided with an inner cavity, wherein a kitchen ware basket for placing kitchen ware is rotatably arranged in the barrel body, the spray arm is arranged in the barrel body, the barrel body is further provided with a conveying device for conveying cleaning liquid to the spray arm, the conveying device is started to enable the spray arm to spray the cleaning liquid to drive the kitchen ware basket to rotate, and when the driving device drives the spray arm to rotate, the rotating direction of the kitchen ware basket can be switched.

9. The self-rotating dishwasher of claim 8, further comprising: the conveying device comprises a water pump, the water pump is provided with a water replenishing pipe and a water conveying pipe which are used for conveying external cleaning liquid, and the water conveying pipe is communicated with the spray arm.

10. The self-rotating dishwasher of claim 9, further comprising: the water pump is provided with a recovery pipe communicated with the inner bottom of the barrel body.

Technical Field

The invention relates to the technical field of dish washing machines, in particular to a spray arm assembly and a self-rotating type dish washing machine using the spray arm assembly.

background

With the pace of life of people accelerating, more and more people choose to bring rich income in the dining halls, hotels and restaurants of public institutions, schools and factories, and face increasing labor cost and safety requirements of consumers on dining utensils. The autorotation type dish washer is equipment for automatically cleaning dishes, chopsticks, plates, dishes, knives, forks and the like, lightens the labor intensity for the workers in hotels, restaurants and dining halls, improves the working efficiency and promotes the cleanness and the sanitation.

General rotation formula dish washer is including the staving that is equipped with the inner chamber, set up in the staving and be used for placing the kitchen utensils and appliances basket of kitchen utensils and appliances, and the inner wall of staving is provided with a plurality of shower that are used for to the water spray of kitchen utensils and appliances basket, washs the kitchen utensils and appliances in the kitchen utensils and appliances basket through the shower water spray.

However, the effective spraying surface and spraying point of the autorotation type dishwasher in normal operation are basically unchanged, so that dead corners which cannot be cleaned easily occur during dishwashing, and the cleaning quality of the kitchenware is affected.

Disclosure of Invention

In view of the above-mentioned deficiencies of the prior art, an object of the present invention is to provide a spray arm assembly, in which the spray arm can rotate automatically, so as to clean the kitchen ware more comprehensively and improve the cleaning quality of the kitchen ware.

The technical purpose of the invention is realized by the following technical scheme: a spray arm assembly comprises a spray arm used for spraying cleaning liquid and a driving device used for driving the spray arm to rotate along the axial direction of the spray arm, wherein the spray arm is arranged in a hollow mode, and a water spray hole is formed in the side wall of the spray arm.

Furthermore, the driving device comprises a servo motor, a main gear arranged on an output shaft of the servo motor and an auxiliary gear sleeved on the spray arm, and the main gear is meshed with the auxiliary gear.

the servo motor is characterized by further comprising a gear box for accommodating the main gear and the auxiliary gear, an output shaft of the servo motor penetrates through the gear box to be connected with the main gear, and a mechanical seal is arranged between the output shaft of the servo motor and the gear box; the gear box is provided with the connecting pipe, the one end of connecting pipe is worn to locate inside the gear box, the one end of spray arm wear to locate inside the gear box and with the connecting pipe rotates to be connected.

Furthermore, the connecting pipe is inserted into the spray arm, and a plurality of first sealing rings are arranged between the connecting pipe and the spray arm.

furthermore, a water outlet gap is formed in the spray arm, a water outlet switch used for sealing the water outlet gap is hinged to the water outlet gap, a water outlet flow passage is formed in the water outlet switch, and the water outlet direction of the water outlet flow passage can be controlled by rotating the water outlet switch.

Furthermore, the spray arm is at least provided with a spray pipe extending along the radial direction of the spray arm, the spray pipe is communicated with the spray arm, and the spray pipe is provided with a water spray hole.

Furthermore, the spray arm is also provided with a plurality of nozzles, wherein the water outlet direction of one part of the nozzles is inclined upwards, and the water outlet direction of the other part of the nozzles is inclined downwards.

In view of the above-mentioned deficiencies of the prior art, another object of the present invention is to provide an autorotation type dishwasher, which can switch the rotation direction of the basket of the kitchen ware, wash the kitchen ware more comprehensively, and improve the washing quality of the kitchen ware.

The technical purpose of the invention is realized by the following technical scheme: the utility model provides an autorotation formula dish washer, includes foretell spray arm subassembly, still includes the staving that is equipped with the inner chamber, the staving internal rotation is provided with the kitchen utensils and appliances basket that is used for placing kitchen utensils and appliances, the spray arm set up in the staving, still be provided with on the staving and be used for carrying the conveyer of washing liquid in the spray arm, conveyer starts to make the spray arm spray washing liquid drive kitchen utensils and appliances basket and rotate, works as when drive arrangement drive spray arm rotates, it is changeable the rotation direction of kitchen utensils and appliances basket.

further, the conveying device comprises a water pump, the water pump is provided with a water replenishing pipe and a water conveying pipe, the water replenishing pipe and the water conveying pipe are used for conveying external cleaning liquid, and the water conveying pipe is communicated with the spray arm.

Further, the water pump is provided with a recovery pipe and is communicated with the inner bottom of the barrel body.

Furthermore, one end of the recovery pipe, which is far away from the water pump, is provided with a filter for filtering the kitchen ware garbage.

Further, the water pump is provided with a discharge pipe for discharging the cleaning liquid in the tub.

The invention has the beneficial effects that:

Firstly, the spray arm can switch the direction of spraying the cleaning liquid under the driving of the driving device, so that the kitchenware in the kitchenware basket can be cleaned more comprehensively, and the cleaning quality is improved;

Its two, concrete during operation, the spray arm can spray the washing liquid to the kitchen utensils and appliances basket, and the kitchen utensils and appliances basket rotates and sets up in the barrel, can promote the rotation of kitchen utensils and appliances basket when wasing kitchen utensils and appliances, and when the spray arm rotated the transform spray angle, the kitchen utensils and appliances basket also changed the rotation direction under the impact of washing liquid, and through changing the spray angle of spray arm and switching kitchen utensils and appliances basket rotation direction, can carry out all-round washing to the kitchen utensils and appliances in the kitchen utensils and appliances basket, improved the cleaning quality of kitchen utensils and appliances.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is a schematic diagram of the internal structure of the first embodiment of the present invention;

FIG. 3 is a schematic view of a spray arm and drive assembly according to a first embodiment of the present invention;

FIG. 4 is a half sectional view of FIG. 3;

FIG. 5 is a schematic structural diagram of a water outlet switch according to a first embodiment of the present invention;

FIG. 6 is a schematic structural view of a spray arm according to a second embodiment of the present invention;

Fig. 7 is a schematic structural view of a spray arm and a barrel according to a second embodiment of the present invention.

reference numerals: 10. a barrel body; 11. a filter; 12, accommodating grooves; 20. a kitchen ware basket; 30. a spray arm; 31. a water spray hole; 32. a nozzle; 33. a nozzle; 40. a drive device; 41. a servo motor; 42. a main gear; 43. a pinion gear; 50. a conveying device; 51. a water pump; 52. a recovery pipe; 53. a water delivery pipe; 54. a water replenishing pipe; 55. a discharge pipe; 61. a connecting pipe; 62. a first seal ring; 63. a second seal ring; 64. a third seal ring; 65. a fourth seal ring; 66. a gear case; 70. a water outlet switch; 71. a water diversion cavity; 72. a water guide hole; 73. and (4) protruding.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.