CN115363062A

CN115363062A - Drawer assembly and oven with same

Info

Publication number: CN115363062A
Application number: CN202110533830.0A
Authority: CN
Inventors: 丁越
Original assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2022-11-22
Anticipated expiration: 2041-05-17
Also published as: CN115363062B

Abstract

The invention discloses a drawer assembly and an oven with the same, wherein the drawer assembly comprises: the drawer comprises a drawer body, wherein an accommodating cavity is formed in the drawer body, and two outer side walls of the drawer body, which are oppositely arranged, are respectively provided with a sliding matching part which is inclined outwards and downwards and extends; the drawer bottom shell assembly comprises a bottom shell and two supporting sliding parts, the two supporting sliding parts are fixed on two inner side walls of the bottom shell, the two inner side walls are opposite to each other, each supporting sliding part is provided with a sliding groove with an open top, the sliding fit part extends into the sliding groove of the corresponding side, and the sliding fit part is in sliding fit with the supporting sliding parts so that the drawer body can be pulled and pulled. According to the drawer assembly provided by the embodiment of the invention, a ball structure is omitted, the drawer assembly is not easy to damage, the service life is prolonged, the maintenance cost is reduced, the structure is simple, the assembly is easy, and the production cost is reduced.

Description

Drawer assembly and oven with same

Technical Field

The invention relates to the technical field of ovens, in particular to a drawer assembly and an oven with the drawer assembly.

Background

In the related art, the drawer uses a ball-type slide rail, which slides in a relative displacement manner, thereby realizing a slide rail function. Under the condition that the high frequency was used, the ball jam leads to the slide rail to damage easily with droing, and later stage cost of maintenance is higher.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. To this end, it is an object of the present invention to propose a drawer assembly that is structurally simple and has low production and later maintenance costs.

Another object of the present invention is to provide an oven having the drawer assembly.

A drawer assembly according to an embodiment of the present invention includes: the drawer comprises a drawer body, wherein an accommodating cavity is formed in the drawer body, and two outer side walls of the drawer body, which are oppositely arranged, are respectively provided with a sliding matching part which is inclined outwards and downwards and extends; the drawer bottom shell assembly comprises a bottom shell and two supporting sliding pieces, the two supporting sliding pieces are fixed on two inner side walls of the bottom shell, the two inner side walls are opposite to each other, each supporting sliding piece is provided with a sliding groove with an open top, the sliding fit portion extends into the sliding groove of the corresponding side, and the sliding fit portion is in sliding fit with the supporting sliding pieces so that the drawer body can be pulled and pulled.

According to the drawer assembly provided by the embodiment of the invention, the sliding rail function is realized through the matching of the sliding matching part and the supporting sliding part, a ball structure is omitted, the drawer assembly is not easy to damage, the service life is prolonged, the maintenance cost is reduced, the structure is simple, the assembly is easy, and the production cost is reduced.

In addition, the drawer assembly according to the above embodiment of the present invention may further have the following additional technical features:

according to some embodiments of the invention, in the drawing direction of the drawer body, at least one of the support sliding parts is provided with a first limit protrusion and a second limit protrusion which are arranged at intervals, and the sliding fit part is matched with the first limit protrusion or the second limit protrusion in a stop manner so as to limit the drawing stroke of the drawer body.

According to some embodiments of the invention, a part of the side wall of the sliding groove facing the sliding fitting part is provided with a flange bent downwards, and the flange is located between the first limiting protrusion and the second limiting protrusion.

According to some embodiments of the invention, a limiting plate is arranged on a side wall of the sliding groove far away from the sliding fit portion, and the limiting plate is positioned above the sliding fit portion to limit upward displacement of the sliding fit portion.

According to some embodiments of the invention, the support slider is an integrally formed metal piece, and the support slider is fixed to the bottom case by a first fixed connection.

According to some embodiments of the present invention, each of the outer side walls of the drawer body is provided with a plurality of the sliding fit portions, and the sliding fit portions on the same side all extend into the sliding grooves on the corresponding side.

According to some embodiments of the invention, the drawer assembly further comprises a reinforcement portion fixed to the drawer body and/or the sliding fit portion, the reinforcement portion being in contact with the sliding fit portion to reinforce the strength of the sliding fit portion.

According to some embodiments of the invention, a portion of the drawer body is separated from the remaining portion and bent outward to define the sliding fit portion, and the reinforcement portion is fixed to an inner wall of the sliding fit portion.

According to some embodiments of the invention, the reinforcing part is provided with a first inclined surface, the inclined angle of the first inclined surface is the same as the inclined angle of the sliding fit part, and the first inclined surface is attached to the sliding fit part.

According to some embodiments of the invention, the drawer body is provided with a notch corresponding to the sliding fit portion, the reinforcing portion includes a first portion and a second portion, the first portion penetrates through the notch to be in contact with the sliding fit portion, and the second portion is located inside the notch and abuts against an inner wall of the drawer body.

According to some embodiments of the invention, the sliding fit portion is provided with a first fixing hole, the reinforcing portion is provided with a second fixing hole, and a second fixing connector passes through the first fixing hole and is matched with the second fixing hole to fixedly connect the sliding fit portion and the reinforcing portion.

According to some embodiments of the invention, the reinforcement is a plastic part.

An oven according to an embodiment of the present invention includes a drawer assembly according to an embodiment of the present invention.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a left side view of a drawer assembly according to an embodiment of the present invention;

FIG. 2 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged schematic view of FIG. 2 at circle C;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 1;

FIG. 5 is an enlarged schematic view of FIG. 4 at circle D;

FIG. 6 is a schematic structural view of a drawer assembly according to an embodiment of the present invention;

FIG. 7 is an exploded view of a drawer assembly according to an embodiment of the present invention;

FIG. 8 is an enlarged schematic view of FIG. 7 at E;

FIG. 9 is a top view of a drawer body of a drawer assembly according to an embodiment of the present invention;

FIG. 10 is a schematic structural view of a drawer body of a drawer assembly according to an embodiment of the present invention;

FIG. 11 is an exploded view of a drawer body of a drawer assembly according to an embodiment of the present invention;

FIG. 12 is an enlarged schematic view of FIG. 11 at circle F;

FIG. 13 is a rear view of a drawer body of a drawer assembly according to an embodiment of the present invention;

FIG. 14 is an enlarged schematic view of FIG. 13 at circle G;

FIG. 15 is a schematic structural view of a drawer bottom shell assembly of the drawer assembly according to an embodiment of the present invention;

FIG. 16 is an exploded view of a drawer bottom shell assembly of the drawer assembly according to an embodiment of the present invention;

FIG. 17 is a schematic structural view of a support slide of a drawer assembly according to an embodiment of the present invention;

FIG. 18 is a schematic structural view of a support slide of a drawer assembly according to an embodiment of the present invention;

fig. 19 is a schematic view of a support slide of a drawer assembly according to an embodiment of the present invention.

Reference numerals:

a drawer assembly 100;

a drawer body 10; a housing chamber 101; a notch 102; a slide-fit portion 11; a first fixing hole 111;

a drawer bottom housing assembly 20; a bottom case 21; a fourth fixing hole 211; a support slide 22; a slide groove 221; a first limit projection 222; a second stopper projection 223; a flange 224; a limit plate 225; a third fixing hole 226;

a reinforcing portion 30; a first inclined plane 301; a second fixing hole 302; a first portion 31; a second portion 32;

a first fixed link 41; a second fixed connection 42.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout the several views. The embodiments described below with reference to the accompanying drawings are illustrative only and are not limiting of the invention.

In the present invention, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientation or positional relationship shown in the drawings, and are for convenience of description only, 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.

In the present invention, "a first feature" or "a second feature" may include one or more of the features, "a plurality" means two or more, the first feature may be "on" or "under" the second feature, including the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through another feature therebetween, the first feature "on", "above" and "above" the second feature including the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature.

A drawer assembly 100 and an oven having the same according to an embodiment of the present invention will be described with reference to the accompanying drawings.

Referring to fig. 1 to 7, a drawer assembly 100 according to an embodiment of the present invention may include: a drawer body 10 and a drawer bottom assembly 20. An oven according to an embodiment of the present invention includes a drawer assembly 100 according to an embodiment of the present invention.

Specifically, as shown in fig. 1 to 7, a containing cavity 101 may be provided in the drawer body 10, and the containing cavity 101 may be used for containing an object. In the embodiment of the drawer assembly 100 used in an oven, a container for holding food such as a barbecue grill, a barbecue tray, etc. may be placed in the accommodating chamber 101, or the accommodating chamber 101 may be directly used for holding food to be barbecued, or the drawer assembly 100 may be used for storing the general articles of the oven (such as a container, barbecue materials, etc.). The drawer body 10 is drawable relative to the drawer bottom assembly 20 to facilitate access of the contents and cleaning of the receiving cavity 101.

In the embodiment of the present invention, as shown in fig. 8 to 14, two oppositely disposed outer side walls (left outer side wall and right outer side wall as shown in fig. 11) of the drawer body 10 may each be provided with a slide fitting portion 11, and the slide fitting portion 11 extends outward (i.e., in a direction away from the outer side wall of the drawer body 10) and is inclined downward.

It should be noted that the connection structure of the sliding fit portion 11 and the drawer body 10 can be flexibly set according to actual situations. In some embodiments, the sliding fit portion 11 can be detachably mounted to the drawer body 10 by a fastener, a snap fit, or the like, so as to facilitate later maintenance and replacement; in other embodiments, the sliding fit portion 11 may be welded and fixed to the drawer body 11 to improve the connection strength; in still other embodiments, as shown in fig. 5 and 12, a portion of the drawer body 10 may be separated from the rest and a portion of the drawer body 10 may be bent outward, thereby defining the slide fitting portion 11 extending in an inclined direction, in other words, the slide fitting portion 11 is integrally formed with the drawer body 10, the slide fitting portion 11 does not need to be assembled with the drawer body 10, the connection is secure, and the slide fitting portion 11 has a simple structure and is easy to process. In the embodiment shown in fig. 5, the sliding engagement portion 11 is a flanged structure formed by a portion of the drawer body 10.

As shown in fig. 15-19, the drawer bottom assembly 20 may include a bottom shell 21 and a support slide 22. Here, the number of the supporting sliders 22 may be two, and the two are respectively fixed on two oppositely disposed inner sidewalls of the bottom chassis 21, such as a left inner sidewall and a right inner sidewall shown in fig. 15. Each support slider 22 may define a slide groove 221, and the top of the slide groove 221 is open, so that the slide fitting portion 11 can protrude into the slide groove 221 at its corresponding side as shown in fig. 2 to 6. By providing the above structure, the sliding-fit portion 11 can be slidably fitted with the support slider 22 to achieve the drawing of the drawer body 10.

In the correlation technique, the drawer adopts ball formula slide rail, and under the higher condition of drawer frequency of use, the later stage leads to the slide rail to damage easily because of the ball easily blocks up and drops, and life is short, and later stage cost of maintenance is high.

The sliding-imitating structure is formed by matching the sliding matching part 11 and the supporting sliding part 22, so that the function of a sliding rail is realized, a ball structure which is easy to damage is omitted, the sliding structure is not easy to be damaged by blocking, falling and the like, the service life is prolonged, and the maintenance frequency and the maintenance cost are reduced. In the embodiment that the drawer assembly 100 is applied to the oven, especially a stand-alone large oven, the use frequency of the drawer assembly 100 is high, and by adopting the drawer assembly 100 provided by the embodiment of the invention, the sliding structure is not easy to damage, and the later maintenance cost of the oven is reduced.

The structure of the sliding engagement portion 11 and the support slider 22 is simple, and the assembly is convenient. Under the action of the self weight of the drawer body 10 and the weight of the contents in the accommodating cavity 101, the sliding fit part 11 can be stably positioned in the sliding groove 221, and the sliding fit part 11 extending along the inclined direction can be matched with the side wall of the sliding groove 221, so that the sliding fit part 11 is prevented from being separated from the sliding groove 221, and the limiting is reliable.

According to the drawer assembly 100 of the embodiment of the invention, the sliding rail function is realized through the matching of the sliding matching part 11 and the supporting sliding part 22, the ball structure is omitted, the damage is not easy to occur, the service life is prolonged, the maintenance cost is reduced, the structure is simple, the assembly is easy, and the production cost is reduced.

Since the drawer assembly 100 according to the embodiment of the present invention has the above-mentioned advantageous technical effects, the oven according to the embodiment of the present invention realizes the function of a slide rail by the cooperation of the sliding fit portion 11 and the support sliding member 22, thereby omitting a ball structure, being not easily damaged, increasing the service life, reducing the maintenance cost, having a simple structure, being easily assembled, and reducing the production cost.

In some embodiments of the present invention, as shown in fig. 17 to 19, at least one of the support sliders 22 may be provided with a first limit protrusion 222 and a second limit protrusion 223, and the first limit protrusion 222 and the second limit protrusion 223 may be spaced apart from each other in the drawing direction of the drawer body 10. As shown in fig. 3 and 5, when the drawer body 10 is pulled out, the sliding fit portion 11 can be in abutting fit with the first limiting protrusion 222 or the second limiting protrusion 223, so as to limit the pulling stroke of the drawer body 10, so as to prevent the sliding fit portion 11 from falling off from the sliding groove 221 when the drawer body 10 is pulled out, which results in the drawer body 10 falling off, and the use is safer.

Specifically, as shown in fig. 6 and 17-19, the first limiting protrusion 222 is located at the front side of the second limiting protrusion 223, and when the drawer body 10 is pulled out until the sliding fit portion 11 abuts against the first limiting protrusion 222, the drawer body 10 is pulled out to the limiting position; when the drawer body 10 is pushed until the sliding fit portion 11 abuts against the second limit protrusion 223, it means that the drawer body 10 is pushed to the limit position, and closed in place.

In some embodiments of the present invention, as shown in fig. 5, 17-19, a portion of the sliding groove 221 facing the side wall of the sliding fitting part 11 may be provided with a turned-up edge 224, the turned-up edge 224 is bent downward, and the turned-up edge 224 is located between the first limit projection 222 and the second limit projection 223. The flange 224 can enhance the structural strength of the side wall of the sliding groove 221, so that the side wall of the sliding groove 221 is not easily deformed to affect the drawing smoothness of the drawer body 10 in the process that the sliding fit portion 11 extends into the sliding groove 221 and moves along the sliding groove 221, and the drawer body 10 and the contents with larger weight can be supported.

In some embodiments of the present invention, as shown in fig. 5, 17-19, a limit plate 225 may be disposed on a side wall of the sliding groove 221 away from the sliding fit portion 11, and the limit plate 225 may be located above the sliding fit portion 11 to limit upward displacement of the sliding fit portion 11, so as to prevent the sliding fit portion 11 from being removed from the sliding groove 221. In the example shown in fig. 5 and 19, the stopper plate 225 extends in the horizontal direction, and one lateral end is connected to the side wall of the slide groove 221 that is far from the slide-fit portion 11, and the other lateral end is spaced apart from the side wall of the slide groove 221 that is near the slide-fit portion 11 by a certain distance, so that the stopper plate 225 can reliably restrain the slide-fit portion 11 without affecting the sliding of the slide-fit portion 11 along the slide groove 221.

In some embodiments, as shown in fig. 17 to 19, the supporting slider 22 may be a metal member, and the supporting slider 22 may be integrally formed to form a sheet metal supporting structure, the supporting slider 22 is easy to machine and form, the structural strength is high, and the limiting protrusions, the limiting plates 225, the flanges 224, etc. do not need to be installed, so that the production efficiency and the structural reliability are improved.

In some embodiments, as shown in fig. 5 and 15-19, the supporting slider 22 may be fixed to the bottom case 21 by the first fixing connector 41, which is simple and reliable in connection manner, easy to assemble and disassemble, and the connection manner is not limited by the material of the components. Specifically, a side wall of the support slider 22 away from the sliding-fit portion 11 may be provided with a third fixing hole 226, a side wall of the bottom case 21 on the corresponding side may be provided with a fourth fixing hole 211, and the first fixing connector 41 is inserted through the third fixing hole 226 and the fourth fixing hole 211 to connect the support slider 22 and the bottom case 21. The number of the fourth fixing holes 211 may be plural, and the plural fourth fixing holes 211 may be respectively located at the sides of the first limiting protrusion 222 and the second limiting protrusion 223 away from each other, so as to prevent the first fixing connector 41 from affecting the sliding of the sliding fit portion 11, and facilitate the fixing of the support sliding member 22 to be more reliable. In some embodiments, the first fixing connector 41 may be a screw or a bolt, etc.

It should be noted that the connection manner of the support sliding member 22 and the bottom case 21 includes, but is not limited to, the connection via the first fixed connection member 41, and only needs to satisfy the requirement of reliable connection therebetween. In some embodiments, support slide 22 and bottom case 21 may also be connected by snapping, welding, gluing, etc.

In some embodiments of the present invention, as shown in fig. 6-7 and 10-11, each outer side wall of the drawer body 10 may be provided with a plurality of sliding engagement portions 11, wherein the number of sliding engagement portions 11 is greater than or equal to two. The sliding engagement portions 11 located on the same side wall of the drawer body 10 may be distributed along the drawing direction of the drawer body 10. The plurality of slide-fitting portions 11 located on the same side may each protrude into the slide groove 221 located on the corresponding side thereof. In other words, each slide groove 221 is engaged with a plurality of slide engaging portions 11 to realize a slide rail function. On the one hand, more stable and reliable support can be provided for the drawer body 10 in the drawing direction, and the length of each sliding fit portion 11 in the drawing direction can be smaller, so as to reduce the sliding friction resistance, and facilitate the assembly and disassembly of the sliding fit portions 11 and the sliding grooves 221, and on the other hand, in the embodiment in which the sliding fit portions 11 are formed by bending a part of the drawer body 10 outwards, the plurality of sliding fit portions 11 can reduce the influence on the self structural strength of the drawer body 10.

In an embodiment where the support slider 22 includes the second limit projection 223, the first limit projection 222, and the limit plate 225, as shown in fig. 8, at least one end of the limit plate 225 may be spaced apart from the corresponding limit projection (the first limit projection 222 or the second limit projection 223) by a distance greater than or equal to the length of the slide-fitting portion 11 in the drawing direction of the drawer body 10, i.e., the front-rear direction in fig. 8. Specifically, as shown in fig. 8, in an embodiment in which the first stopper projection 222 and the second stopper projection 223 are spaced apart from the corresponding end portions of the stopper plate 225 by the same distance, the distance may be L1, the length of the slide-fit portion 11 may be L2, and L2 is equal to or less than L1, so that the slide-fit portion 11 can be smoothly fitted into the slide groove 221 without interfering with the positions of the stopper plate 225 and the stopper projection.

In some embodiments of the present invention, as shown in fig. 5 and 10-14, the drawer assembly 100 may further include a reinforcement 30. And the reinforcing part 30 may be fixed to at least one of the drawer body 10 and the slide-fit part 11, and the reinforcing part 30 may contact the slide-fit part 11, thereby enhancing the strength of the slide-fit part 11 and preventing the slide-fit part 11 from being deformed to affect the support reliability.

In some embodiments, as shown in fig. 5 and 12, a portion of the drawer body 10 may be separated from the rest and bent outward to define the slide fit portion 11. The reinforcing part 30 of the drawer assembly 100 may be fixed on the inner wall of the sliding fit part 11, so that the fixing of the reinforcing part 30 is achieved, the connection of the reinforcing part 30 and the sliding fit part 11 is achieved, and the reinforcing part 30 can provide stable support to the sliding fit part 11.

In some embodiments, as shown in fig. 5 and 12, the reinforcement 30 may be provided with a first slope 301. The inclination angle of first inclined plane 301 can be the same with the inclination angle of sliding fit portion 11 to make first inclined plane 301 can set up with the laminating of sliding fit portion 11, the cooperation of face, reinforcing sliding fit portion 11's structural strength effect is better, and sliding fit portion 11 is more difficult for taking place to warp.

In some embodiments of the present invention, as shown in fig. 5 and 12, the drawer body 10 may be provided with a notch 102. The notch 102 may be disposed corresponding to the sliding fit portion 11. The reinforcement 30 may include a first portion 31 and a second portion 32.

Wherein the first portion 31 may pass through the notch 102 and the first portion 31 may contact the sliding fit portion 11, in an embodiment including the first inclined surface 301, the first inclined surface 301 may be formed on a surface of the first portion 31 facing away from the accommodating cavity 101. As shown in fig. 5, the second portion 32 may be located at a side of the notch 102 close to the accommodating cavity 101, i.e. at an inner side of the notch 102, and the second portion 32 may stop against an inner wall of the drawer body 10. When the drawer body 10 is supported on the supporting sliding member 22 through the sliding fit portion 11 or the first portion 31, the second portion 32 abuts against the inner wall of the drawer body 10, so that the outward or upward bending deformation of the sliding fit portion 11 is effectively prevented, the structural reliability of the sliding fit portion 11 is improved, and the stability of the drawer body 10 is further improved.

In the embodiment where the sliding fit portion 11 is formed by bending a portion of the drawer body 10 outward, the notch 102 may be a hole formed on the remaining portion of the drawer body 10 after the portion of the drawer body 10 is separated from the remaining portion, and there is no need to additionally provide an opening structure, so that the structure of the drawer body 10 is simpler, and the alignment between the first portion 31 and the sliding fit portion 11 is more accurate.

In some embodiments, as shown in fig. 5, the sliding-fit portion 11 may be provided with a first fixing hole 111, and the reinforcing portion 30 may be provided with a second fixing hole 302. The sliding fit portion 11 and the reinforcing portion 30 can be fixedly connected by the second fixing connector 42, specifically, the second fixing connector 42 can pass through the first fixing hole 111 and the second fixing hole 302 to be matched, the connection structure is simple and reliable, and the connection mode is not limited by the material of the component. After the connection is completed, the head of the second fixed connecting piece 42 can abut against the sliding fit portion 11 and is located in the sliding groove 221, so that the groove wall of the sliding groove 221 is utilized to limit the second fixed connecting piece 42, the second fixed connecting piece 42 is prevented from falling off, the second fixed connecting piece 42 can also reduce the distance between the sliding fit portion 11 and the groove wall (such as the limiting plate 225) of the sliding groove 221, and the sliding fit portion 11 is prevented from shaking in the sliding groove 221. In some embodiments, the second fixing connector 42 may not pass through the second fixing hole 302, so that the wall surface of the accommodating cavity 101 is neat and beautiful and the food material, the container or the user is prevented from being scratched. In some embodiments, the second fixed connection 42 may be a screw or bolt, or the like.

It should be noted that, the connection manner of the reinforcement part 30 and the sliding fit part 11 includes, but is not limited to, connection via the second fixed connection part 42, and only needs to satisfy the requirement of reliable connection between the two. In some embodiments, the reinforcement portion 30 and the sliding fit portion 11 may be connected by clipping, welding, bonding, or the like.

In some embodiments, the reinforcement 30 may be a plastic piece. The working of plastics is easily machine-formed, can satisfy the special-shaped structure demand of rib 30, reduces the processing technology degree of difficulty to the working of plastics has stronger hardness, cooperatees with sliding fit portion 11 and can obtains more stable structure, and the light in weight of working of plastics, with low costs, makes drawer body 10 pull easy, and drawer assembly 100 low in production cost.

At least one of the sliding engagement portion 11 and the reinforcing portion 30 may be supported by a groove sidewall of the sliding groove 221, so as to support the drawer body 10. As shown in fig. 5, in some embodiments, the sliding fitting part 11 may be in line contact with the groove sidewall of the sliding groove 221, so as to reduce sliding frictional resistance therebetween, and make the drawer body 10 be more smoothly drawn. In some embodiments, the lower surface of the first portion 31 may be supported on the groove sidewall of the sliding groove 221 to realize line contact or surface contact, and the reinforcing part 30 has higher structural strength and can support the drawer body 10 and the contents in the receiving cavity 101 having higher weight. The flanges 224 and the groove side walls of the sliding groove 221 may be smoothly transited, and the first portion 31 of the reinforcement 30 may be supported at the connection of the flanges 224 and the groove side walls of the sliding groove 221 to reduce the contact area and the sliding friction resistance. In the embodiment where the reinforcement part 30 is a plastic part, the surface of the plastic part is smoother to reduce the sliding friction resistance.

While the drawer assembly 100 according to one embodiment of the present invention is described below with reference to the accompanying drawings, it is to be understood that the following description is illustrative only and should not be taken as limiting the invention.

As shown in fig. 1 to 8, the drawer assembly 100 includes a drawer body 10, a reinforcement 30, and a drawer bottom case assembly 20.

As shown in fig. 9 to 14, the left side wall and the right side wall of the drawer body 10 are respectively provided with two sliding engagement portions 11, and the two sliding engagement portions 11 are distributed in the front-rear direction, and the drawer body 10 can be drawn in the front-rear direction. The drawer body 10 is formed with a notch 102, and the notch 102 is correspondingly provided with a sliding fit portion 11. The reinforcement part 30 is a plastic part and includes a first portion 31 and a second portion 32. The second portion 32 is located inside the notch 102 of the drawer body 10, and the second portion 32 abuts against the inner side wall of the drawer body 10. The first portion 31 has a triangular cross-section perpendicular to the pull-out direction and comprises a first bevel 301 and a support plane. Wherein the first portion 31 can be passed out of the notch 102 so that the first inclined surface 301 can be fitted with the sliding fit portion 11. And the slide-fit portion 11 and the reinforcing portion 30 are connected by the second fixed connection member 42.

As shown in fig. 15-19, the drawer bottom assembly 20 may include a bottom shell 21 and two support slides 22. Wherein, the two support sliders 22 may be connected to the left and right inner sidewalls of the bottom chassis 21, respectively, by the first fixed link 41. The support sliding member 22 defines a sliding groove 221, a flange 224, a first limiting protrusion 222 and a second limiting protrusion 223 are disposed on a side wall of the sliding groove 221, which is close to the drawer body 10, a limiting plate 225 is disposed on a side wall of the sliding groove 221, which is far away from the drawer body 10, and in the drawing direction, the first limiting protrusion 222 and the second limiting protrusion 223 are respectively disposed on two sides of the flange 224 and on two sides of the limiting plate 225.

As shown in fig. 1 to 8, the sliding engagement portions 11 at both sides of the drawer body 10 may respectively extend into the corresponding sliding grooves 221. The support plane of the first portion 31 of the reinforcement 30 is supported at the transition junction of the side wall of the sliding groove 221 and the flange 224.

As shown in fig. 1 to 8, the sliding groove 221 can guide the sliding engagement portion 11 and the reinforcement portion 30 in the front-rear direction to draw the drawer body 10; the first limiting protrusion 222 and the second limiting protrusion 223 limit the sliding fit part 11 and the reinforcing part 30 in the front-back direction to limit the drawing stroke range of the drawer body 10; the stopper plate 225 and the side wall of the slide groove 221 can vertically limit the slidably fitted portion 11 and the reinforcing portion 30, and the two side walls of the slide groove 221 can horizontally limit the slidably fitted portion 11, so that the slidably fitted portion 11 is prevented from coming off the slide groove 221.

Reinforcing part 30 forms to the plastics support, and sliding fit portion 11 forms to the drawer turn-ups, and support slider 22 forms to panel beating support piece, constitutes the sliding structure, realizes the slide rail function, utilizes the characteristic realization of panel beating part and plastics itself to slide the function, replaces the ball slide rail structure among the correlation technique, has reduced cost and later stage cost of maintenance.

Other constructions and operations of the drawer assembly 100 and the oven according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be internal to both elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

In the description herein, references to the description of "an embodiment," "a specific embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A drawer assembly, comprising:

the drawer comprises a drawer body, wherein an accommodating cavity is formed in the drawer body, and two outer side walls of the drawer body, which are oppositely arranged, are respectively provided with a sliding matching part which is inclined outwards and downwards and extends;

the drawer bottom shell assembly comprises a bottom shell and two supporting sliding parts, the two supporting sliding parts are fixed on two inner side walls of the bottom shell, the two inner side walls are opposite to each other, each supporting sliding part is provided with a sliding groove with an open top, the sliding fit part extends into the sliding groove of the corresponding side, and the sliding fit part is in sliding fit with the supporting sliding parts so that the drawer body can be pulled and pulled.

2. The drawer assembly according to claim 1, wherein in the drawing direction of the drawer body, at least one of the supporting sliding members is provided with a first limiting protrusion and a second limiting protrusion which are arranged at intervals, and the sliding engagement portion abuts against the first limiting protrusion or the second limiting protrusion to cooperate so as to limit the drawing stroke of the drawer body.

3. The drawer assembly of claim 2, wherein a portion of the side wall of the sliding groove facing the sliding engagement portion is provided with a downwardly bent flange between the first and second limiting protrusions.

4. The drawer assembly of claim 1, wherein a stop plate is disposed on a side wall of the sliding groove away from the sliding engagement portion, the stop plate being located above the sliding engagement portion to limit upward displacement of the sliding engagement portion.

5. The drawer assembly of claim 1, wherein the support slide is an integrally formed metal piece, the support slide being secured to the bottom shell by a first fixed connection.

6. The drawer assembly of claim 1, wherein a plurality of the sliding engagement portions are disposed on each of the outer sidewalls of the drawer body, and the sliding engagement portions on the same side all extend into the sliding grooves on the corresponding side.

7. The drawer assembly of any one of claims 1 to 6, further comprising a reinforcement portion secured to the drawer body and/or the slip fit portion, the reinforcement portion contacting the slip fit portion to increase the strength of the slip fit portion.

8. The drawer assembly of claim 7, wherein a portion of the drawer body is separated from the remainder and bent outwardly to define the slip fit portion, the reinforcement portion being secured to an inner wall of the slip fit portion.

9. The drawer assembly of claim 8, wherein the reinforcement portion has a first inclined surface, an inclination angle of the first inclined surface is the same as an inclination angle of the sliding fit portion, and the first inclined surface is attached to the sliding fit portion.

10. The drawer assembly of claim 8, wherein the drawer body defines a notch corresponding to the sliding engagement portion, and the reinforcement includes a first portion and a second portion, the first portion extends out of the notch to contact the sliding engagement portion, and the second portion is located inside the notch and abuts against an inner wall of the drawer body.

11. The drawer assembly of claim 10, wherein the sliding engagement portion has a first fastening hole, the reinforcing portion has a second fastening hole, and a second fastening connector passes through the first fastening hole and engages with the second fastening hole to fixedly connect the sliding engagement portion and the reinforcing portion.

12. The drawer assembly of claim 6, wherein the reinforcement is a plastic.

13. An oven comprising a drawer assembly according to any of claims 1 to 12.