CN220089416U - Telescopic spray arm structure of dish washer - Google Patents
Telescopic spray arm structure of dish washer Download PDFInfo
- Publication number
- CN220089416U CN220089416U CN202321495213.7U CN202321495213U CN220089416U CN 220089416 U CN220089416 U CN 220089416U CN 202321495213 U CN202321495213 U CN 202321495213U CN 220089416 U CN220089416 U CN 220089416U
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- arm
- telescopic
- spray
- spray arm
- planetary gear
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- 239000007921 spray Substances 0.000 title claims abstract description 120
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000004140 cleaning Methods 0.000 abstract description 12
- 238000005507 spraying Methods 0.000 description 6
- 238000004851 dishwashing Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 241000190070 Sarracenia purpurea Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model discloses a telescopic spray arm structure of a dish washer, which comprises a main spray arm, a fixed fluted disc, a telescopic arm, a planetary gear and a swing arm, wherein the telescopic arm is sleeved at one end of the main spray arm and is in sliding fit with the main spray arm, an inner cavity of the main spray arm is communicated with an inner cavity of the telescopic arm, a plurality of first spray holes are formed in the main spray arm, a plurality of second spray holes are formed in the telescopic arm, a hollow shaft rod is formed in the center of the bottom of the main spray arm, the hollow shaft rod penetrates through the fixed fluted disc, the hollow shaft rod can rotate relative to the fixed fluted disc, the planetary gear is positioned between the fixed fluted disc and the telescopic arm, the planetary gear is in rotary connection with the bottom of the main spray arm, the planetary gear is meshed with the fixed fluted disc, one end of the swing arm is in rotary connection with the eccentric position of the planetary gear, the other end of the swing arm is in rotary connection with the telescopic arm, and the swing arm is used for driving the telescopic arm to move relative to the main spray arm when the planetary gear rotates. The utility model can improve the cleaning efficiency, save water source and improve the cleaning quality.
Description
Technical Field
The utility model relates to a dish washer, in particular to a telescopic spray arm structure of a dish washer.
Background
In the working process of the dish washing machine, the spraying arm is required to spray water to the tableware, and the related spraying arm structure is disclosed in Chinese patent publication with publication number of CN108523808A and with names of 'dish washing machine spraying arm and dish washing machine', wherein:
the spray arm of the dish washing machine comprises a spray arm body and a decoration, wherein a hollow inner cavity is formed in the spray arm body, and a water inlet and a water outlet spray hole which are communicated with the hollow inner cavity are formed in the spray arm body; the decorating part is at least arranged on the exposed surface of the inner container wall surface of the spray arm body;
in the mechanism, the spray arm is of a straight structure, a plurality of spray holes are uniformly distributed on two sides of the central position of the spray arm, when the spray arm rotates, water is sprayed through the plurality of spray holes according to a circular track, but the spray arm can only form a plurality of concentric water spraying tracks, and the area between two adjacent circles still has a position which is difficult to spray, so that a dish washer needs a long time to wash dishes, the dish washing efficiency is low, and water resources are wasted. In addition, because the inner container of the dish washer is generally cuboid or square, the existing spray arm can only spray water along a circular track, so that tableware at the corner position in the inner container of the dish washer is difficult to clean in place, and the cleaning quality is affected.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a telescopic spray arm structure of a dish washer, which can improve the cleaning efficiency, save water sources and improve the cleaning quality, aiming at the defects of the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme.
The utility model provides a flexible spray arm structure of dish washer, its is including main spray arm, decide fluted disc, flexible arm, planetary gear and swing arm, flexible arm cover is located the one end and the two sliding fit of main spray arm, the inside cavity of main spray arm with the inside cavity of flexible arm communicates each other, a plurality of first orifices have been seted up on the main spray arm, a plurality of second orifices have been seted up on the flexible arm, the bottom center department of main spray arm is formed with the cavity axostylus axostyle, the cavity axostylus axostyle passes decide the fluted disc, just the cavity axostylus axostyle can relative decide fluted disc rotation, planetary gear is located decide the fluted disc with between the flexible arm, just planetary gear with the bottom rotation of main spray arm is connected, planetary gear with decide fluted disc intermeshing, the one end rotation of swing arm connect in the eccentric position of planetary gear, the other end rotation of swing arm connect in flexible arm, the swing arm is used for order about when planetary gear rotates flexible the arm moves relatively the main spray arm.
Preferably, the hollow shaft is in communication with the interior cavity of the main spray arm.
Preferably, a cylindrical seat is formed at the bottom of the fixed fluted disc, and the hollow shaft rod passes through the cylindrical seat with a gap between the hollow shaft rod and the cylindrical seat.
Preferably, two fixing arms are formed on the outer side of the cylindrical seat.
Preferably, an eccentric support arm extending outwards is formed at the bottom of the planetary gear, and one end of the swing arm is rotatably connected with the eccentric support arm.
Preferably, a first end shaft is formed at the end part of the eccentric support arm, a second end shaft is formed at the bottom of the telescopic arm, and two ends of the swing arm are respectively connected with the first end shaft and the second end shaft in a rotating mode.
Preferably, a third end shaft is formed at the bottom of the main spray arm, and the third end shaft penetrates through the planetary gear and is rotationally connected with the planetary gear.
Preferably, the top of flexible arm is formed with the boss, the boss is followed the length direction of flexible arm extends, and a plurality of second orifices are all located on the boss, the inboard of boss is formed with the water holding groove, a plurality of second orifices all communicate in the water holding groove.
Preferably, a first inclined spray hole is formed in the end portion of the main spray arm, a second inclined spray hole is formed in the end portion of the telescopic arm, and the first inclined spray hole and the second inclined spray hole face to two sides of the main spray arm respectively.
Preferably, the motion track of the second spray hole comprises four quadrants, and the motion track of the second spray hole in each quadrant is in a wave crest shape.
According to the telescopic spray arm structure of the dish washer, the fixed fluted disc is fixedly arranged in the water cup of the dish washer, the main spray arm rotates by taking the hollow shaft rod as the center in the working process, the planetary gear is driven to move around the fixed fluted disc and rotate based on the meshing relationship with the fixed fluted disc, the swing arm is driven to swing by the eccentric position when the planetary gear rotates, the telescopic arm is driven to move in a telescopic manner relative to the main spray arm by utilizing the swing arm, in the process, the first spray holes move according to circular tracks, and the second spray holes move radially along with the telescopic of the telescopic arm, so that the corner area of the inner container of the dish washer and the area between adjacent circular tracks can be sprayed by water columns, the cleaning efficiency and the cleaning quality are improved, the water source can be effectively saved, and the application requirements are well met.
Drawings
FIG. 1 is a perspective view of a telescoping spray arm structure of a dishwasher in accordance with the present utility model;
FIG. 2 is a second perspective view of the telescoping spray arm structure of the dishwasher of the present utility model;
FIG. 3 is an exploded view of the telescoping spray arm structure of the dishwasher of the present utility model;
FIG. 4 is a second exploded view of the telescoping spray arm structure of the dishwasher of the present utility model;
FIG. 5 is a diagram of the movement trace of the spray orifice of the telescopic spray arm structure of the dishwasher of the present utility model;
fig. 6 is a diagram of a movement trace of the second nozzle hole in fig. 5 in a quadrant.
Detailed Description
The utility model discloses a telescopic spray arm structure of a dish washer, which is shown in combination with figures 1 to 4 and comprises a main spray arm 1, a fixed fluted disc 2, a telescopic arm 3, a planetary gear 4 and a swing arm 5, wherein the telescopic arm 3 is sleeved at one end of the main spray arm 1 and is in sliding fit with the fixed fluted disc 2, an inner cavity of the main spray arm 1 is communicated with the inner cavity of the telescopic arm 3, a plurality of first spray holes 10 are formed in the main spray arm 1, a plurality of second spray holes 30 are formed in the telescopic arm 3, a hollow shaft lever 11 is formed in the center of the bottom of the main spray arm 1, the hollow shaft lever 11 penetrates through the fixed fluted disc 2, the hollow shaft lever 11 can rotate relative to the fixed fluted disc 2, the planetary gear 4 is positioned between the fixed fluted disc 2 and the telescopic arm 3, the planetary gear 4 is in rotary connection with the bottom of the main spray arm 1, the planetary gear 4 is meshed with the fixed fluted disc 2, one end of the planetary gear 5 is in rotary connection with the eccentric position of the planetary gear 4, and the other end of the telescopic arm 5 is in rotary connection with the planetary gear 4 when the swing arm 3 is in telescopic motion relative to the swing arm 3.
In the above structure, the fixed fluted disc 2 is fixedly installed in the water cup of the dish washer, the main spray arm 1 rotates with the hollow shaft lever 11 as the center in the working process, based on the meshing relationship with the fixed fluted disc 2, the planetary gear 4 is driven to move around the fixed fluted disc 2 and rotate, the swing arm 5 is driven by the eccentric position to swing when the planetary gear 4 rotates, and then the swing arm 5 is utilized to drive the telescopic arm 3 to move in a telescopic way relative to the main spray arm 1, so that a movement track shown in fig. 5 is formed, in the process, a plurality of first spray holes 10 move according to the circular track, and a plurality of second spray holes 30 move radially along with the telescopic arm 3, so that the corner area of the inner container of the dish washer and the area between the adjacent circular tracks can be sprayed by water columns, the cleaning efficiency and the cleaning quality are improved, the water source can be effectively saved, and the application requirements are well met.
In this embodiment, the hollow shaft 11 is configured to convey the cleaning water into the main boom 1, and thus the hollow shaft 11 communicates with the internal cavity of the main boom 1.
In order to reliably fix the fixed gear plate 2, in this embodiment, a cylindrical seat 20 is formed at the bottom of the fixed gear plate 2, and the hollow shaft 11 passes through the cylindrical seat 20 with a gap therebetween. Wherein, this clearance can avoid the interference between the hollow shaft 11 and the cylindrical seat 20, guarantee the stable rotation of the hollow shaft 11.
With reference to fig. 2, for the preferred fixing manner of the cylindrical seat 20, two fixing arms 21 are formed on the outer side of the cylindrical seat 20. Specifically, the fixing arm 21 is provided with a fixing hole.
Because of the smaller size of the planetary gear 4, in order to make the planetary gear 4 better cooperate with the swing arm 5 in a linkage manner, in this embodiment, an eccentric arm 40 extending outwards is formed at the bottom of the planetary gear 4, and one end of the swing arm 5 is rotatably connected to the eccentric arm 40. By providing the eccentric arm 40, the swing amplitude of the swing arm 5 can be enlarged, and the telescopic movement stroke of the telescopic arm 3 can be further improved.
In order to achieve the rotation fit relationship between the two ends of the telescopic arm 3, in this embodiment, a first end shaft 41 is formed at the end of the eccentric arm 40, a second end shaft 31 is formed at the bottom of the telescopic arm 3, and the two ends of the swing arm 5 are respectively connected to the first end shaft 41 and the second end shaft 31 in a rotation manner.
Further, a third end shaft 12 is formed at the bottom of the main spray arm 1, and the third end shaft 12 penetrates through the planetary gear 4 and is rotatably connected with the planetary gear 4.
In practical applications, the first end shaft 41, the second end shaft 31 and the third end shaft 12 are provided with slots, so that the first end shaft 41, the second end shaft 31 and the third end shaft 12 have elasticity, and are beneficial to respectively inserting the end shafts into the shaft holes at the two ends of the swing arm 5 and the center of the planetary gear 4.
When the telescopic arm 3 performs telescopic movement, in order to avoid blocking and shielding the second spray hole 30, in this embodiment, please refer to fig. 4, a boss 32 is formed at the top of the telescopic arm 3, the boss 32 extends along the length direction of the telescopic arm 3, a plurality of second spray holes 30 are all disposed on the boss 32, a water containing groove 33 is formed on the inner side of the boss 32, and a plurality of second spray holes 30 are all communicated with the water containing groove 33.
As a preferable mode, the end of the main spray arm 1 is provided with a first inclined spray hole 13, the end of the telescopic arm 3 is provided with a second inclined spray hole 34, and the first inclined spray hole 13 and the second inclined spray hole 34 face to two sides of the main spray arm 1 respectively. When the first inclined spray holes 13 and the second inclined spray holes 34 facing to the two sides respectively spray the water column, the whole spray arm can be driven to automatically rotate under the reverse thrust action of the water column.
As a preferred mode of the present utility model, regarding the water spray trajectory of the second nozzle hole 30, as shown in fig. 5 and 6, the movement trajectory of the second nozzle hole 30 includes four quadrants (A, B, C, D), and the movement trajectory of the second nozzle hole 30 in each quadrant is in a wave crest shape, thereby forming a wave crest trajectory section 300.
Among the above tracks, by reasonably setting the size ratio of the fixed fluted disc 2 to the planetary gear 4 and reasonably setting the extending length of the eccentric support arm 40, a water spraying track as shown in fig. 5 can be generated, wherein the whole movement track of the second spray hole 30 is close to a square, the middle positions of the corner position and the square edge are respectively an external circular angle shape and an internal concave shape, a round wave crest track as shown in fig. 6 is generated in the four quadrants similarly, and based on the tracks, the water column sprayed by the second spray hole 30 can be sprayed to the corner area of the inner container of the dish washer and can be sprayed to the area between the two concentric circular tracks, so that the comprehensive spraying of the inner container area is realized, the cleaning efficiency and the cleaning quality are higher, the water source can be effectively saved, and the resource waste is avoided.
The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the present utility model, and modifications, equivalent substitutions or improvements made within the technical scope of the present utility model should be included in the scope of the present utility model.
Claims (10)
1. The utility model provides a flexible spray arm structure of dish washer, its characterized in that, including main spray arm (1), fixed fluted disc (2), flexible arm (3), planetary gear (4) and swing arm (5), flexible arm (3) cover is located one end and the two sliding fit of main spray arm (1), the inside cavity of main spray arm (1) with the inside cavity intercommunication each other of flexible arm (3), a plurality of first orifice (10) have been seted up on main spray arm (1), a plurality of second orifice (30) have been seted up on flexible arm (3), the bottom center department of main spray arm (1) is formed with cavity axostylus axostyle (11), cavity axostylus axostyle (11) pass fixed fluted disc (2), just cavity axostylus axostyle (11) can be relative fixed fluted disc (2) rotate, planetary gear (4) are located fixed fluted disc (2) with flexible arm (3) between, just planetary gear (4) with the bottom rotation of main spray arm (1) is connected, planetary gear (4) with the bottom rotation of main spray arm (1), planetary gear (4) are connected with one end (5) rotation of swing arm (5), the swing arm (5) is used for driving the telescopic arm (3) to move in a telescopic manner relative to the main spray arm (1) when the planetary gear (4) rotates.
2. Telescopic spray arm structure of a dishwasher according to claim 1, characterized in that the hollow shaft (11) communicates with the internal cavity of the main spray arm (1).
3. The telescopic spray arm structure of a dishwasher according to claim 1, characterized in that a cylindrical seat (20) is formed at the bottom of the stationary toothed disc (2), and the hollow shaft (11) passes through the cylindrical seat (20) with a gap therebetween.
4. A telescopic spray arm structure of a dishwasher according to claim 3, characterized in that the outer side of the cylindrical seat (20) is formed with two fixed arms (21).
5. A telescopic spray arm structure of a dishwasher according to claim 1, characterized in that the bottom of the planetary gear (4) is formed with an outwardly extending eccentric arm (40), one end of the swing arm (5) being rotatably connected to the eccentric arm (40).
6. The telescopic spray arm structure of a dishwasher according to claim 5, wherein a first end shaft (41) is formed at an end of the eccentric arm (40), a second end shaft (31) is formed at a bottom of the telescopic arm (3), and both ends of the swing arm (5) are rotatably connected to the first end shaft (41) and the second end shaft (31), respectively.
7. A telescopic spray arm structure of a dishwasher according to claim 1, characterized in that the bottom of the main spray arm (1) is formed with a third end shaft (12), the third end shaft (12) passing through the planetary gear (4) and being rotationally connected thereto.
8. The telescopic spray arm structure of a dishwasher according to claim 1, wherein a boss (32) is formed at the top of the telescopic arm (3), the boss (32) extends along the length direction of the telescopic arm (3), a plurality of second spray holes (30) are all arranged on the boss (32), a water containing groove (33) is formed at the inner side of the boss (32), and the plurality of second spray holes (30) are all communicated with the Rong Shuicao (33).
9. The telescopic spray arm structure of the dish washer according to claim 1, wherein a first oblique spray hole (13) is formed in the end portion of the main spray arm (1), a second oblique spray hole (34) is formed in the end portion of the telescopic arm (3), and the first oblique spray hole (13) and the second oblique spray hole (34) face to two sides of the main spray arm (1) respectively.
10. The telescopic spray arm structure of a dishwasher according to claim 1, wherein the movement trace of the second spray hole (30) comprises four quadrants, and the movement trace of the second spray hole (30) in each quadrant is in a wave crest shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321495213.7U CN220089416U (en) | 2023-06-12 | 2023-06-12 | Telescopic spray arm structure of dish washer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321495213.7U CN220089416U (en) | 2023-06-12 | 2023-06-12 | Telescopic spray arm structure of dish washer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220089416U true CN220089416U (en) | 2023-11-28 |
Family
ID=88842096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321495213.7U Active CN220089416U (en) | 2023-06-12 | 2023-06-12 | Telescopic spray arm structure of dish washer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220089416U (en) |
-
2023
- 2023-06-12 CN CN202321495213.7U patent/CN220089416U/en active Active
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