Dish basket assembly for dish-washing machine and dish-washing machine

Abstract

The utility model relates to a dish basket assembly for a dish-washing machine and the dish-washing machine, the dish basket assembly comprises a dish basket, the outer side wall of the dish basket is provided with a slot extending along the left-right direction; the wheel shaft extends transversely and is locally and fixedly inserted into the slot; the rolling wheel is rotatably arranged on the wheel shaft in a sleeving manner, and the rolling wheel is located outside the inserting groove; the positioning piece and the wheel shaft are relatively fixed in the axial direction; the bowl basket is provided with a first limiting face and a second limiting face which are arranged at intervals in the left-right direction, the wall face of the first limiting face and the wall face of the second limiting face are opposite, the first limiting face is located on the inner wall face of the inserting groove, and a first step face is formed on the circumferential wall of the wheel shaft. The first step face abuts against the first limiting face, and the positioning piece abuts against the second limiting face. And the roller and the bowl basket are convenient to assemble.

Description

Technical Field

[0001] The utility model relates to the technical field of a dishwasher capable of washing tableware and / or fruits and vegetables, and in particular to a bowl basket assembly for a dishwasher and the dishwasher. Background Art

[0002] A bowl basket is usually provided in the inner tank of the dishwasher. The bowl basket is used to place tableware, fruits and vegetables, etc., so as to wash the tableware, fruits and vegetables. In order to facilitate the movement of the bowl basket in the inner tank of the dishwasher, a roller assembly is usually provided on the bowl basket. The roller assembly carries the bowl basket and facilitates the entry and exit of the bowl basket, reducing the push and pull force, thereby making it convenient for users to push and pull the bowl basket.

[0003] For example, the Chinese utility model patent with patent number CN202321397848.3 (publication number CN220327429U) discloses a bowl basket assembly and a dishwasher, in which the bowl basket assembly includes a bowl basket; an axle, which is installed on the side wall of the bowl basket and extends laterally; and a roller, which is rotatably sleeved on the axle; a slot is provided on the outer wall of the bowl basket, the axle is partially inserted in the slot, and the roller is located outside the slot. The bowl basket is also provided with a positioning member that can be fixed relative to it. When the axle is partially inserted in the slot, the positioning member abuts against the axle, and the positioning member is located on the path of the axle moving toward the outside of the slot. The axle is inserted in the slot, which realizes the installation of the axle on the bowl basket, and the installation is convenient. In addition, the present application is also provided with a positioning member, which limits the axle when the axle is inserted in the slot to prevent the axle from coming out of the slot, thereby ensuring the firmness of the axle installed on the bowl basket and thus ensuring the reliable operation of the roller.

[0004] There are many ways to assemble the roller and the bowl basket, and the above shows one of the assembling methods. Utility Model Content

[0005] The first technical problem to be solved by the utility model is to provide another bowl basket assembly for a dishwasher, which is convenient for assembling a roller and a bowl basket together, in view of the current status of the prior art.

[0006] The second technical problem to be solved by the present invention is to provide a dishwasher using the above-mentioned bowl basket assembly in view of the current status of the prior art.

[0007] The utility model solves the above-mentioned first technical problem by adopting a technical solution: a bowl basket assembly for a dishwasher, comprising:

[0008] A bowl basket, wherein the outer wall of the bowl basket is provided with a slot extending in the left-right direction;

[0009] The axle extends transversely and is partially fixedly inserted in the slot;

[0010] A roller is rotatably mounted on the axle, and the roller is located outside the slot;

[0011] A positioning member, fixed relative to the wheel axle in the axial direction;

[0012] It is characterized in that the bowl basket is provided with a first limiting surface and a second limiting surface spaced apart along the left-right direction, the walls of the first limiting surface and the second limiting surface face back to each other, wherein the first limiting surface is located on the inner wall surface of the slot, and a first step surface is formed on the peripheral wall of the wheel axle, and when the wheel axle is inserted in the slot, the first step surface abuts against the first limiting surface, and the positioning member abuts against the second limiting surface.

[0013] In order to facilitate the formation of the second limiting surface, the slot includes a first small diameter section and a first large diameter section arranged in sequence along the insertion direction of the wheel axle, the inner diameter of the first small diameter section is smaller than the inner diameter of the first large diameter section, and the second limiting surface is formed between the first small diameter section and the first large diameter section; a first limiting portion is provided on the peripheral wall of the wheel axle, and when the wheel axle is inserted in the slot, the first limiting portion is located in the first large diameter section, and the positioning piece is squeezed between the first limiting portion and the second limiting surface.

[0014] In order to facilitate the formation of the first limiting surface, along the insertion direction of the wheel axle, the slot further includes a second large diameter section located upstream of the first small diameter section, the inner diameter of the first small diameter section is smaller than the inner diameter of the second large diameter section, and the first limiting surface is formed between the first small diameter section and the second large diameter section;

[0015] A second limiting portion is also provided on the peripheral wall of the wheel shaft, and the wall surface of the second limiting portion is the first step surface.

[0016] The positioning member can have a variety of structural forms. The positioning member is U-shaped. The bowl basket is provided with a socket connected to the slot. The two arms of the positioning member are inserted into the socket and abut against the second limiting surface. The wheel axle is clamped between the two opposite arms, and the positioning member is interference fit with the socket.

[0017] Preferably, the support arm extends vertically, there are at least two rollers, and at least two of the rollers are arranged at intervals in the vertical direction and arranged in a row, and the corresponding axles of the rollers arranged at intervals in the vertical direction in a row are clamped between two support arms of the same positioning member. In this way, there is no need to set a positioning member for the axle of each roller, and the axles of multiple rollers can share the same positioning member, which involves fewer parts.

[0018] In order to prevent the wheel axle from rotating, two first planes arranged opposite to each other are machined on the wheel axle, and one support arm is in conflict with one of the first planes.

[0019] Preferably, the positioning piece can be hidden in the insertion hole, so that the bowl-basket assembly has good aesthetics.

[0020] Preferably, the second limiting surface is the wall surface of the outer side wall of the bowl basket, so that there is no need to manufacture the second limiting surface and the structure is simple.

[0021] The positioning member can have a variety of structural forms, and the structure is simple. The positioning member is a C-shaped structure with a notch. A circle of embedding grooves is provided on the peripheral wall of the wheel axle. The positioning member is embedded in the embedding groove, so that the positioning member is fixed relative to the wheel axle in the axial direction.

[0022] Preferably, the slot is through-through from left to right, and the slot includes a third large diameter section and a second small diameter section connected in sequence along the insertion direction of the axle, the inner diameter of the second small diameter section is smaller than the inner diameter of the third large diameter section, and the first limiting surface is formed between the second small diameter section and the third large diameter section;

[0023] The portion of the axle inserted into the slot includes a second large diameter portion and a second small diameter portion along its insertion direction, the outer diameter of the second small diameter portion is smaller than the outer diameter of the second large diameter portion, the first step surface is formed between the second small diameter portion and the second large diameter portion, the second small diameter portion is inserted in the second small diameter section, and the second large diameter portion is inserted in the third large diameter section.

[0024] In order to prevent the axle from rotating, a second plane is machined on the peripheral wall of the second large diameter portion of the axle in the axial direction, and there are at least two second planes which are arranged at intervals along the circumference of the axle.

[0025] The technical solution adopted by the utility model to solve the second technical problem is: a dishwasher using the bowl-basket assembly of the claim, characterized in that it includes a box body, the box body has a washing cavity with an open front side, and the bowl basket is arranged in the washing cavity so as to be movable forward and backward.

[0026] Compared with the prior art, the utility model has the following advantages: the utility model provides a first limiting surface and a second limiting surface on the bowl basket, and the walls of the first limiting surface and the second limiting surface face back to each other. During assembly, the wheel axle is inserted into the slot so that the first step surface abuts against the first limiting surface, and then the positioning member abuts against the second limiting surface, thereby achieving axial fixation of the wheel axle relative to the slot, thereby achieving assembly of the roller and the bowl basket together, which is convenient for assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a structural schematic diagram of the bowl and basket assembly of Example 1 of the utility model;

[0028] Figure 2 for Figure 1 Schematic diagram of local decomposition;

[0029] Figure 3 for Figure 1 Cross-sectional view (cross section);

[0030] Figure 4 for Figure 1 Cross-sectional view (longitudinal section);

[0031] Figure 5 for Figure 1 A cross-sectional view (longitudinal section) of the bowl and basket;

[0032] Figure 6 for Figure 1 A schematic diagram of the structure of the axle in FIG.

[0033] Figure 7 It is a cross-sectional view of the bowl and basket assembly of Embodiment 2 of the present utility model;

[0034] Figure 8 for Figure 1 A schematic diagram of the structure of the positioning member in FIG.

[0035] Fig. 9 for Figure 1 Schematic diagram of the structure of the wheel axle. DETAILED DESCRIPTION

[0036] The present invention will be described in further detail below in conjunction with the accompanying drawings.

[0037] Example 1

[0038] like Figures 1 to 6 As shown, the dishwasher of this preferred embodiment includes a cabinet and a bowl basket assembly, wherein the cabinet has a washing cavity with an open front side.

[0039] The bowl basket assembly comprises a bowl basket 1, an axle 2, a roller 3, a positioning member 4, etc. The bowl basket 1 is arranged in the washing chamber so as to be movable forward and backward.

[0040] A slot 11 extending in the left-right direction is provided on the outer wall of the bowl basket 1, the wheel axle 2 extends transversely and is partially fixedly inserted in the slot 11, the roller 3 is rotatably sleeved on the wheel axle 2, the roller 3 is located outside the slot 11, and the positioning member 4 is relatively fixed to the wheel axle 2 in the axial direction.

[0041] The bowl basket 1 is provided with a first limiting surface 12 and a second limiting surface 13 which are spaced apart in the left-right direction, and the walls of the first limiting surface 12 and the second limiting surface 13 face away from each other, wherein the first limiting surface 12 is located on the inner wall surface of the slot 11, and a first step surface 21 is formed on the peripheral wall of the wheel axle 2. When the wheel axle 2 is inserted into the slot 11, the first step surface 21 abuts against the first limiting surface 12, and the positioning member 4 abuts against the second limiting surface 13, so that the wheel axle 2 is fixed relative to the slot 11 in the axial direction.

[0042] In this embodiment, the slot 11 includes a second large diameter section 111, a first small diameter section 112 and a first large diameter section 113 which are sequentially connected along the insertion direction of the axle 2. The inner diameter of the first small diameter section 112 is smaller than the inner diameter of the first large diameter section 113, and a second limiting surface 13 is formed between the first small diameter section 112 and the first large diameter section 113; the inner diameter of the first small diameter section 112 is smaller than the inner diameter of the second large diameter section 111, and a first limiting surface 12 is formed between the first small diameter section 112 and the second large diameter section 111.

[0043] A first limiting portion 22 is provided on the peripheral wall of the axle 2. When the axle 2 is inserted into the slot 11, the first limiting portion 22 is located in the first large diameter section 113, and the positioning member 4 is squeezed between the first limiting portion 22 and the second limiting surface 13, so that the positioning member 4 and the axle 2 are relatively fixed in the axial direction. A second limiting portion 23 is also provided on the peripheral wall of the axle 2, and the wall surface of the second limiting portion 23 is the first step surface 21.

[0044] In this embodiment, the positioning member 4 is U-shaped, and the bowl basket 1 is provided with a socket 14 connected to the slot 11, the socket 14 extends vertically, and the two arms 41 of the positioning member 4 extend vertically and are inserted into the socket 14, and the positioning member 4 can be hidden in the socket 14, so that the bowl basket 1 assembly has good aesthetics, and the positioning member 4 and the socket 14 have an interference fit, and the arms 41 and the axle 2 have an interference fit, and the interference amount is preferably between 0.15 and 0.25.

[0045] The wheel axle 2 is clamped between two opposite support arms 41 , and the support arms 41 abut against the second limiting surface 13 .

[0046] There are at least two rollers 3, and at least two of the rollers 3 are arranged at intervals in the vertical direction and arranged in a row, and the axles 2 corresponding to the rollers 3 arranged at intervals in the vertical direction in a row are clamped between two arms 41 of the same positioning member 4. In this way, there is no need to set a positioning member 4 for the axle 2 of each roller 3, and the axles 2 of multiple rollers 3 can share the same positioning member 4, which involves fewer parts.

[0047] Two first planes 24 disposed opposite to each other are machined on the wheel axle 2 , and one arm 41 is in contact with one of the first planes 24 to prevent the wheel axle 2 from rotating.

[0048] Example 2

[0049] like Figures 7 to 9 As shown, in this embodiment, the second limiting surface 13 is the wall surface of the outer side wall of the bowl basket 1, so there is no need to make the second limiting surface 13, and the structure is simple.

[0050] The positioning member 4 is a C-shaped structure with a notch. A circle of embedding grooves 25 are provided on the peripheral wall of the wheel axle 2. The positioning member 4 is embedded in the embedding grooves 25, and the end faces of the two free ends of the positioning member 4 are both inclined surfaces 42 with wall thickness gradually becoming thinner toward the notch 43, so as to facilitate embedding in the embedding grooves 25.

[0051] The slot 11 is through-through from left to right, and includes a third large diameter section 114 and a second small diameter section 115 connected in sequence along the insertion direction of the axle 2. The inner diameter of the second small diameter section 115 is smaller than the inner diameter of the third large diameter section 114, and a first limiting surface 12 is formed between the second small diameter section 115 and the third large diameter section 114.

[0052] The part of the axle 2 inserted into the slot 11 includes a second large diameter portion 26 and a second small diameter portion 27 along its insertion direction. The outer diameter of the second small diameter portion 27 is smaller than the outer diameter of the second large diameter portion 26. A first step surface 21 is formed between the second small diameter portion 27 and the second large diameter portion 26. The second small diameter portion 27 is inserted in the second small diameter section 115, and the second large diameter portion 26 is inserted in the third large diameter section 114.

[0053] In order to prevent the axle 2 from rotating, a second plane 28 is machined axially on the peripheral wall of the second large diameter portion 26 of the axle 2 . There are at least two second planes 28 which are spaced apart along the circumference of the axle 2 .

[0054] 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", "clockwise", "counterclockwise", "axial", "radial", "circumferential" 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, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Since the embodiments disclosed in the present invention can be set in different directions, these terms indicating directions are only for illustration and should not be regarded as limitations. For example, "up" and "down" are not necessarily limited to directions opposite to or consistent with the direction of gravity.

Claims

1. A bowl basket assembly for a dishwasher, comprising: A bowl basket (1), wherein an outer wall of the bowl basket (1) is provided with a slot (11) extending in the left-right direction; The wheel axle (2) extends transversely and is partially fixedly inserted in the slot (11); A roller (3) is rotatably mounted on the wheel shaft (2), and the roller (3) is located outside the slot (11); A positioning member (4) is relatively fixed to the wheel axle (2) in the axial direction; It is characterized in that The bowl basket (1) is provided with a first limiting surface (12) and a second limiting surface (13) which are arranged at intervals in the left-right direction, and the walls of the first limiting surface (12) and the second limiting surface (13) face away from each other, wherein the first limiting surface (12) is located on the inner wall surface of the slot (11), and a first step surface (21) is formed on the peripheral wall of the wheel shaft (2), and when the wheel shaft (2) is inserted into the slot (11), the first step surface (21) abuts against the first limiting surface (12), and the positioning member (4) abuts against the second limiting surface (13).

2. The bowl and basket assembly according to claim 1, characterized in that: The slot (11) comprises a first small diameter section (112) and a first large diameter section (113) which are sequentially arranged along the insertion direction of the wheel axle (2); the inner diameter of the first small diameter section (112) is smaller than the inner diameter of the first large diameter section (113); a second limiting surface (13) is formed between the first small diameter section (112) and the first large diameter section (113); a first limiting portion (22) is provided on the peripheral wall of the wheel axle (2); when the wheel axle (2) is inserted into the slot (11), the first limiting portion (22) is located in the first large diameter section (113), and the positioning member (4) is squeezed between the first limiting portion (22) and the second limiting surface (13).

3. The bowl and basket assembly according to claim 2, characterized in that: Along the insertion direction of the wheel axle (2), the slot (11) further comprises a second large diameter section (111) located upstream of the first small diameter section (112), the inner diameter of the first small diameter section (112) is smaller than the inner diameter of the second large diameter section (111), and the first limiting surface (12) is formed between the first small diameter section (112) and the second large diameter section (111); A second limiting portion (23) is also provided on the peripheral wall of the wheel shaft (2), and the wall surface of the second limiting portion (23) is the first step surface (21).

4. The bowl and basket assembly according to any one of claims 1 to 3, characterized in that: The positioning member (4) is U-shaped, and the bowl basket (1) is provided with a plug hole (14) connected to the slot (11). Two support arms (41) of the positioning member (4) are inserted into the plug hole (14) and abut against the second limiting surface (13). The wheel axle (2) is clamped between the two opposing support arms (41), and the positioning member (4) and the plug hole (14) are interference fit.

5. The bowl and basket assembly according to claim 4, characterized in that: The support arm (41) extends vertically, and there are at least two rollers (3), and at least two of the rollers (3) are arranged at intervals in the vertical direction and arranged in a row, and the wheel axles (2) corresponding to the rollers (3) arranged at intervals in the vertical direction in a row are clamped between the two support arms (41) of the same positioning member (4).

6. The bowl and basket assembly according to claim 5, characterized in that: The wheel axle (2) is machined with two first planes (24) arranged opposite to each other, and a support arm (41) is in contact with a corresponding first plane (24).

7. The bowl and basket assembly according to claim 4, characterized in that: The positioning member (4) can be hidden in the insertion hole (14).

8. The bowl and basket assembly according to claim 1, characterized in that: The second limiting surface (13) is the wall surface of the outer side wall of the bowl basket (1).

9. The bowl and basket assembly according to claim 8, characterized in that: The positioning member (4) is a C-shaped structure with a notch. A circle of embedding grooves (25) are provided on the peripheral wall of the wheel axle (2), and the positioning member (4) is embedded in the embedding grooves (25).

10. The bowl and basket assembly according to claim 8, characterized in that: The slot (11) is through-connected from left to right, and comprises a third large diameter section (114) and a second small diameter section (115) connected in sequence along the insertion direction of the wheel axle (2), the inner diameter of the second small diameter section (115) is smaller than the inner diameter of the third large diameter section (114), and the first limiting surface (12) is formed between the second small diameter section (115) and the third large diameter section (114); The portion of the wheel axle (2) inserted into the slot (11) comprises a second large diameter portion (26) and a second small diameter portion (27) along the insertion direction thereof, the outer diameter of the second small diameter portion (27) being smaller than the outer diameter of the second large diameter portion (26), the first step surface (21) being formed between the second small diameter portion (27) and the second large diameter portion (26), the second small diameter portion (27) being inserted into the second small diameter section (115), and the second large diameter portion (26) being inserted into the third large diameter section (114).

11. The bowl and basket assembly according to claim 10, characterized in that: A second plane (28) is machined axially on the peripheral wall of the second large diameter portion (26) of the axle (2), and there are at least two second planes (28) arranged at intervals along the circumference of the axle (2).

12. A dishwasher using the bowl basket assembly according to any one of claims 1 to 11, characterized in that: The invention comprises a box body, wherein the box body has a washing cavity with an open front side, and the bowl basket (1) is arranged in the washing cavity so as to be movable forward and backward.

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