CN216124387U

CN216124387U - Rotary wheel assembly of dish washing machine and dish washing machine

Info

Publication number: CN216124387U
Application number: CN202121119314.5U
Authority: CN
Inventors: 赵霞; 蒋日国; 王科; 宗海娇
Original assignee: Qingdao Haier Dishwasher Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Dishwasher Co Ltd; Haier Smart Home Co Ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2022-03-25
Anticipated expiration: 2031-05-24

Abstract

The utility model discloses a rotating wheel component of a dish washing machine and the dish washing machine, the rotating wheel component comprises: a rotating wheel; a rotation shaft provided on the dishwasher; a fixing member for fitting the rotating wheel to an outer side of the rotating shaft; a support member fixed on the dishwasher and having a support hole for the fixing member to pass through; the fixing piece and the rotating shaft are fixedly arranged, the lower end of the rotating shaft is fixed on the dish washing machine, and the supporting hole is located above the rotating shaft. Through setting up support piece for use the epaxial power of pivot, can transmit support piece through the mounting on, be favorable to increasing the structural strength of pivot department, improve reliability and security in the use. Through setting up the supported hole is located the top of pivot, when the mounting installation is fixed, the mounting passes the supported hole and fixes in pivot department for the assembly between support piece and the mounting is simple, has avoided addding the assembly step, is favorable to guaranteeing assembly efficiency.

Description

Rotary wheel assembly of dish washing machine and dish washing machine

Technical Field

The utility model belongs to the technical field of dish-washing machines, and particularly relates to a rotating wheel assembly of a dish-washing machine and the dish-washing machine with the rotating wheel assembly.

Background

The dish washer is used to automatically clean tableware, such as dish, chopsticks, dish, knife, fork, etc. and has less labor strength, high work efficiency and high cleanness and hygiene. Nowadays, various small dish washers are gradually entering ordinary households.

The door body of the dish washing machine is connected with the door body balance adjusting assembly through the door hinge, the door body balance adjusting assembly comprises a pull rope, a rotating wheel and an elastic piece, one end of the pull rope is wound around the rotating wheel to be connected with the door hinge, and the other end of the pull rope is connected with the elastic piece. In the opening and closing process of the door body, the pull rope moves around the rotating wheel, and the rotating wheel rotates; the dish washing machine is provided with a rotating shaft for installing a rotating wheel, and the rotating wheel is sleeved on the rotating shaft.

For inferior formula dish washer, the base height is less than traditional dish washer, and the runner interval of door body stay cord is corresponding to be reduced for the pivot atress of runner increases, leads to the cracked problem of pivot to appear in use.

The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides the rotating wheel assembly of the dish washing machine, which is beneficial to increasing the structural strength of the rotating shaft and improving the reliability and the safety in the use process by arranging the supporting piece.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

a wheel assembly of a dishwasher, comprising:

a rotary wheel rotatably provided on the dishwasher;

the rotating shaft is arranged on the dishwasher and used for assembling the rotating wheel;

a fixing member for fitting the rotating wheel to an outer side of the rotating shaft;

a support member fixed on the dishwasher and having a support hole for the fixing member to pass through;

the fixing piece and the rotating shaft are fixedly arranged, the lower end of the rotating shaft is fixed on the dish washing machine, and the supporting hole is located above the rotating shaft.

Further, the rotating shaft has a fastening hole for fixing the fixing member.

Furthermore, the supporting holes and the rotating shaft are arranged at intervals.

Furthermore, the supporting piece is also provided with a supporting seat and a supporting rod which is connected with the supporting seat and the supporting hole, and the supporting seat is fixedly arranged on the dish washing machine.

Furthermore, the supporting piece is formed by bending a metal rod.

Furthermore, the device also comprises a shaft sleeve positioned between the rotating shaft and the rotating wheel, and the shaft sleeve is fixedly arranged on the outer side of the rotating shaft.

Furthermore, the outer side of the rotating shaft is provided with a limiting rib which radially extends outwards, the inner side of the shaft sleeve is provided with a limiting groove matched with the limiting rib, and the limiting rib is positioned in the limiting groove.

Furthermore, the upper end of the shaft sleeve is provided with a limiting edge which extends radially outwards and is used for being stopped above the rotating wheel.

Further, the upper end of the shaft sleeve is provided with a mounting edge extending inwards in the radial direction, and the mounting edge surrounds a mounting hole for the fixing piece to pass through.

Further, the device also comprises a pull rope for bypassing the rotating wheel.

Based on the rotating wheel assembly, the utility model also provides a dish washing machine with the rotating wheel assembly, and the supporting piece is arranged, so that the structural strength of the rotating shaft is increased, and the reliability and the safety in the use process are improved.

A dish washing machine comprises a box body, an inner container positioned in the box body and the rotating wheel assembly.

Further, the rotating shaft is arranged on the inner container.

Further, the supporting piece is fixedly arranged on the inner container.

Compared with the prior art, the utility model has the advantages and positive effects that: through setting up support piece for use the epaxial power of pivot, can transmit support piece through the mounting on, be favorable to increasing the structural strength of pivot department, improve reliability and security in the use. Through setting up the supported hole is located the top of pivot, when the mounting installation is fixed, the mounting passes the supported hole and fixes in pivot department for the assembly between support piece and the mounting is simple, has avoided addding the assembly step, is favorable to guaranteeing assembly efficiency.

Other features and advantages of the present invention will become more apparent from the following detailed description of the utility model when taken in conjunction with the accompanying drawings.

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 are briefly introduced below, and it is obvious that the drawings in the following description are 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 creative efforts.

FIG. 1 is a schematic structural view of one embodiment of a wheel assembly of a dishwasher according to the present invention;

FIG. 2 is an enlarged schematic view of the wheel assembly of FIG. 1;

FIG. 3 is a schematic structural view of the support member of FIG. 2;

FIG. 4 is a schematic front view of the structure of FIG. 1;

FIG. 5 is a schematic sectional view taken along line A-A in FIG. 4;

FIG. 6 is an enlarged schematic view of region B in FIG. 5;

FIG. 7 is an enlarged schematic view of the bushing of FIG. 6;

FIG. 8 is an enlarged schematic view of the fastener of FIG. 6;

FIG. 9 is a schematic cross-sectional view taken along line C-C in FIG. 6;

FIG. 10 is a schematic structural view of the bushing of FIG. 9;

FIG. 11 is a schematic structural view of the spindle of FIG. 9;

FIG. 12 is a schematic structural view of an embodiment of a dishwasher having the above-described wheel assembly.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

In the description of the present invention, it should be noted that the direction near the axis of the rotating shaft is "inside" and the opposite direction is "outside". The terminology is for the purpose of describing the utility model only and is for the purpose of simplifying the description, and is not intended to indicate or imply that the device or element so referred to must be in a particular orientation, constructed and operated, and is not to be considered limiting of the utility model. Moreover, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1 to 11, which are one embodiment of the wheel assembly of the dishwasher according to the present invention, the wheel assembly of the dishwasher is used for smooth opening and closing of the door of the dishwasher and is disposed between the cabinet and the inner container of the dishwasher.

The swivel wheel assembly includes: at least one wheel 10, a rotation shaft 20, a fixing member 30, a support member 40, the wheel 10 being rotatably assembled to the dishwasher 100; the rotating shaft 20 is arranged on the dishwasher 100, the rotating wheel 10 is sleeved on the outer side of the rotating shaft 20, and the rotating shaft 20 is used for assembling the rotating wheel 10. The fixing member 30 is used for assembling the rotary wheel 10 to the outer side of the rotary shaft 20, the supporting member 40 is fixedly arranged on the dishwasher 100, and the supporting member 40 has a supporting hole 41 for the fixing member 30 to pass through; the fixing member 30 is fixed to the rotating shaft 20, and the lower end of the rotating shaft 20 is fixed to the dishwasher 100, so that the other end of the rotating shaft 20 is an upper end, that is, the axial direction of the rotating shaft 20 is defined as the up-down direction. The support hole 41 is located above the rotation shaft 20. Through the arrangement of the supporting piece 40, the force acting on the rotating shaft 20 can be transmitted to the supporting piece 40 through the fixing piece 30, the structural strength of the rotating shaft 20 can be increased, and the reliability and the safety in the using process can be improved. By arranging the supporting hole 41 above the rotating shaft 20, when the fixing member 30 is installed and fixed, the fixing member 30 passes through the supporting hole 41 and is fixed at the rotating shaft 20, so that the assembly between the supporting member 40 and the fixing member 30 is simple, the additional assembly step is avoided, and the assembly efficiency is favorably ensured.

Referring to fig. 6 and 11, the rotating shaft 20 has a fastening hole 21 for fixing the fixing member 30, the fixing member 30 is fixed in the fastening hole 21, and the fixing member 30 passes through the support hole 41 from the upper direction and then extends into the fastening hole 21 to be fixed. The fixing member 30 has a fixing post 31 and a fixing cap 32 positioned above the supporting hole 41, and the fixing cap 32 has a radial dimension larger than the supporting hole and the supporting hole 41.

For the fixation of the fixing member 30 and the fastening hole 21, an external thread may be arranged on the outer side of the fixing member 30, and a matched internal thread is arranged in the fastening hole 21; or the fixing member 30 and the fastening hole 21 may be interference fitted.

The supporter 40 further has a support seat 42 and a support rod 43 connecting the support seat 42 and the support hole 41, and the support seat 42 is fixedly installed on the dishwasher 100. It is preferable that the supporting member 40 is formed by bending a metal rod, which is advantageous to ensure the structural strength of the supporting member 40 and ensure that a large supporting force can be provided to the rotating shaft 20.

In this embodiment, the shaft 20 is integrally injection-molded with the inner tub of the dishwasher 100, so that the runner 10 cannot be assembled after the shaft 20 is damaged. In order to further protect the rotating shaft 20, the rotating wheel assembly further includes a shaft sleeve 60 located between the rotating shaft 20 and the rotating wheel 10, the shaft sleeve 60 is fixedly disposed on the outer side of the rotating shaft 20, and the rotating wheel 10 is sleeved on the outer side of the shaft sleeve 60. The runner 10 is not provided with a bearing, so that when the runner 10 rotates, the runner 10 rotates relative to the shaft sleeve 60, and by the arrangement of the shaft sleeve 60, the direct contact between the runner 10 and the rotating shaft 20 can be avoided, and the abrasion of the rotating shaft 20 when the runner 10 rotates can be avoided; can adopt wear-resisting material through axle sleeve 60, increase the wearability of axle sleeve 60 to even the wearing and tearing of axle sleeve 60 have appeared, can be convenient change.

In other embodiments, the rotating shaft 20 may be disposed on the dishwasher cabinet, or the rotating wheel 10 may be disposed with a bearing, and an inner ring of the bearing is in interference fit with the shaft sleeve 60; the rotor 10 is assembled to the shaft 20 after being mounted to the sleeve 60.

In order to ensure the stability of the assembled shaft sleeve 60 and the rotating shaft 20, the mutual static is ensured; the outer side of the rotating shaft 20 is provided with a limiting rib 22 which extends radially outwards, the inner side of the shaft sleeve 60 is provided with a limiting groove 61 which is matched with the limiting rib 22, and the limiting rib 22 is positioned in the limiting groove 61. The limiting rib 22 is preferably arranged to extend axially, so that when the shaft sleeve 60 is installed, the limiting groove 61 and the limiting rib 22 are aligned and then move downwards to be sleeved on the rotating shaft 20; then, the supporting member 40 is fixed, and finally, the fixing member 30 is inserted through the supporting hole 41 and then inserted into the fastening hole 21 to be fixed. The movement of the sleeve 60 in the up-down direction is limited by providing the limiting rib 22 and the limiting groove 61 for limiting the mutual movement between the sleeve 60 and the rotation shaft 20 in the circumferential direction, and by providing the support member 40.

In order to limit the movement of the rotating wheel 10 in the upward direction, a limiting edge 62 extending radially outward is provided at the upper end of the sleeve 60, and the limiting edge 62 is used for stopping above the rotating wheel 10 to prevent the rotating wheel 10 from moving upward or disengaging. The upper end of the sleeve 60 is provided with a radially inwardly extending mounting rim 63, and the mounting rim 63 surrounds a mounting hole 64 formed for the fixing member 30 to pass through; the fitting edge 63 is located above the rotation shaft 2 between the rotation shaft 2 and the support hole 41.

Referring to fig. 1 to 12, which are one embodiment of the dishwasher according to the present invention, a dishwasher 100 includes a cabinet, a tub inside the cabinet, and a wheel assembly, and in this embodiment, three wheels 10 are provided, and a support 40 is provided at one wheel 10.

The swivel wheel assembly includes: a wheel 10, a rotation shaft 20, a fixing member 30, a support member 40, and a pulling rope 50, the wheel 10 being rotatably assembled to the dishwasher 100; the rotating shaft 20 is arranged on the inner container of the dishwasher 100, the rotating wheel 10 is sleeved on the outer side of the rotating shaft 20, and the rotating shaft 20 is used for assembling the rotating wheel 10. The fixing member 30 is used for assembling the rotary wheel 10 to the outer side of the rotary shaft 20, and the supporting member 40 is fixed to the dishwasher 100 for supporting one rotary shaft 20; the supporting member 40 has a supporting hole 41 for the fixing member 30 to pass through; the fixing member 30 is fixed to the rotating shaft 20, and the lower end of the rotating shaft 20 is fixed to the dishwasher 100, so that the other end of the rotating shaft 20 is an upper end, that is, the axial direction of the rotating shaft 20 is defined as the up-down direction. The support hole 41 is located above the rotation shaft 20. Through the arrangement of the supporting piece 40, the force acting on the rotating shaft 20 can be transmitted to the supporting piece 40 through the fixing piece 30, the structural strength of the rotating shaft 20 can be increased, and the reliability and the safety in the using process can be improved. By arranging the supporting hole 41 above the rotating shaft 20, when the fixing member 30 is installed and fixed, the fixing member 30 passes through the supporting hole 41 and is fixed at the rotating shaft 20, so that the assembly between the supporting member 40 and the fixing member 30 is simple, the additional assembly step is avoided, and the assembly efficiency is favorably ensured.

The rotating wheels 10, the rotating shafts 20 and the fixing pieces 30 are arranged in a matching manner, that is, one rotating wheel 10 corresponds to one rotating shaft 20 and one fixing piece 30. The pull cord 50 has one end connected to the door hinge and the other end connected to the elastic member.

In other embodiments, the same number of supports 40 as the number of wheels 10 may be provided.

The rotating shaft 20 is provided with a fastening hole 21 for fixing the fixing member 30, preferably, an external thread is arranged on the outer side of the fixing member 30, and a matched internal thread is arranged in the fastening hole 21; the fixing member 30 passes through the support hole 41 from the upper direction and then extends into the fastening hole 21 to be fixed. The fixing member 30 has a fixing post 31 and a fixing cap 32 positioned above the supporting hole 41, and the fixing cap 32 has a radial dimension larger than the supporting hole and the supporting hole 41.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims

1. A wheel assembly for a dishwasher, comprising:

a rotary wheel rotatably provided on the dishwasher;

2. The wheel assembly of claim 1, wherein the rotating shaft has a fastening hole for the fixing of the fixing member.

3. The wheel assembly of claim 1, wherein the support member further comprises a support base and a support rod connecting the support base and the support hole, the support base being fixedly mounted to the dishwasher.

4. A wheel assembly according to claim 1, wherein the support member is formed by a bent metal rod.

5. The wheel assembly according to any one of claims 1 to 4, further comprising a bushing between the shaft and the wheel, the bushing being fixedly secured to the outside of the shaft.

6. The rotating wheel assembly according to claim 5, wherein a limiting rib extending radially outwards is arranged on the outer side of the rotating shaft, a limiting groove matched with the limiting rib is arranged on the inner side of the shaft sleeve, and the limiting rib is positioned in the limiting groove.

7. The wheel assembly as claimed in claim 5, wherein the sleeve has a radially outwardly extending stop edge at an upper end thereof for stopping over the wheel.

8. The wheel assembly as claimed in claim 5, wherein the upper end of the bushing is provided with a radially inwardly extending mounting rim surrounding a mounting hole formed for the passage of the fixing member.

9. A wheel assembly according to any of claims 1 to 4, further comprising a pull cord for passing around the wheel.

10. A dishwasher comprising a housing, an inner container located within the housing, and a wheel assembly as claimed in any one of claims 1 to 9.